{"id":795,"date":"2026-02-07T05:10:38","date_gmt":"2026-02-07T05:10:38","guid":{"rendered":"https:\/\/zeeyielec.com\/?page_id=795"},"modified":"2026-02-28T11:54:03","modified_gmt":"2026-02-28T11:54:03","slug":"loadbreak-switch","status":"publish","type":"page","link":"https:\/\/zeeyielec.com\/ru\/transformer-accessories\/loadbreak-switch\/","title":{"rendered":"\u0412\u044b\u043a\u043b\u044e\u0447\u0430\u0442\u0435\u043b\u044c \u043d\u0430\u0433\u0440\u0443\u0437\u043a\u0438"},"content":{"rendered":"\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-4b9c640\" data-block-id=\"4b9c640\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-4b9c640-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-16b6983\" data-v=\"4\" data-block-id=\"16b6983\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-16b6983-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-16b6983-inner-blocks\">\n<!-- =========================================================================\n     SEC1 HERO - Loadbreak Switches (Two-Position + Four-Position)\n     ZeeyiElec | Technical Series Hero\n     ========================================================================= -->\n\n<style>\n    \/* --- 1. 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ZeeyiElec loadbreak switch portfolio covers <strong>Two-Position<\/strong> and <strong>Four-Position Sectionalizing<\/strong> designs with hook-stick operation, stored-energy quick action, and model options for 1-phase and 3-phase applications.\n                <\/p>\n\n                <div class=\"hero-support\">\n                    <span class=\"hero-support-item\">\n                        <span class=\"hero-dot\"><\/span>Two-Position &#038; Four-Position Options\n                    <\/span>\n                    <span class=\"hero-separator\">\u2022<\/span>\n                    \n                    <span class=\"hero-support-item\">\n                        <span class=\"hero-dot\"><\/span>Hook-Stick Operable Mechanism\n                    <\/span>\n                    <span class=\"hero-separator\">\u2022<\/span>\n                    \n                    <span class=\"hero-support-item\">\n                        <span class=\"hero-dot\"><\/span>Export Engineering Support\n                    <\/span>\n                <\/div>\n                \n                <div class=\"hero-cta-group\">\n                    <a href=\"#ct-popup-862\" class=\"hero-btn hero-btn-primary\">\n                        Request Quote\n                    <\/a>\n                    <a href=\"#sec4-specifications\" class=\"hero-btn hero-btn-secondary\">\n                        View Specifications\n                    <\/a>\n                <\/div>\n            <\/div>\n        <\/div>\n\n        <div class=\"hero-bottom-bar\">\n            <div class=\"hero-bar-content\">\n                <div class=\"hero-stats-grid\">\n                    <div class=\"hero-stat-item first-item\">\n                        <span class=\"hero-stat-label\">Voltage Class<\/span>\n                        <span class=\"hero-stat-value\">15\/25 kV &#038; 38\/40.5 kV<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-item bordered-desktop\">\n                        <span class=\"hero-stat-label\">Current Rating<\/span>\n                        <span class=\"hero-stat-value\">630 A<\/span>\n                    <\/div>\n                    <div class=\"hero-stat-item bordered-desktop\">\n                        <span class=\"hero-stat-label\">Application Scope<\/span>\n                        <span class=\"hero-stat-value\">1-Phase \/ 3-Phase, Oil-Filled Transformers<\/span>\n                    <\/div>\n                <\/div>\n            <\/div>\n        <\/div>\n    <\/section>\n<\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-0d5cb0c\" data-block-id=\"0d5cb0c\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-0d5cb0c-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-d54179c\" data-v=\"4\" data-block-id=\"d54179c\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-d54179c-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-d54179c-inner-blocks\">\n<!-- =========================================================================\n     SEC2: Product Definition & Series Logic (Loadbreak Switch)\n     \u72ec\u7acb\u6a21\u5757 - \u6d45\u8272\u9605\u8bfb\u5c42\n     Update Log:\n     - \u6309 Loadbreak Switch \u9875\u9762\u91cd\u5199\uff08Two-Position + Four-Position\uff09\n     - \u4fdd\u7559\u53c2\u8003\u6837\u5f0f\u7ed3\u6784\u4e0e\u4ea4\u4e92\u8282\u594f\n     ========================================================================= -->\n\n<style>\n    \/* --- SEC2 \u72ec\u7acb\u6837\u5f0f\u4f5c\u7528\u57df --- *\/\n    .sec2-wrapper {\n        --def-bg: #f8fafc; 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In pad-mounted applications, the switch provides a reliable interface for feeder isolation, circuit transfer, and sectionalizing logic. ZeeyiElec covers both <strong>two-position loadbreak switch<\/strong> and <strong>four-position sectionalizing loadbreak switch<\/strong> configurations for utility and industrial transformer systems.\n                <\/p>\n\n                <ul class=\"def-feature-list\">\n                    <li class=\"def-feature-item\">\n                        <div class=\"def-feature-icon\">1<\/div>\n                        <div class=\"def-feature-text\">\n                            <strong>Quick Loadmake\/Loadbreak Action<\/strong> \u2014 stored-energy mechanism enables consistent switching independent of operator speed.\n                        <\/div>\n                    <\/li>\n                    <li class=\"def-feature-item\">\n                        <div class=\"def-feature-icon\">2<\/div>\n                        <div class=\"def-feature-text\">\n                            <strong>Series Logic Coverage<\/strong> \u2014 choose two-position for standard switching, or four-position for sectionalizing and transfer paths.\n                        <\/div>\n                    <\/li>\n                    <li class=\"def-feature-item\">\n                        <div class=\"def-feature-icon\">3<\/div>\n                        <div class=\"def-feature-text\">\n                            <strong>Transformer Compatibility<\/strong> \u2014 designed for pad-mounted, oil-filled transformer structures with export-oriented model options.\n                        <\/div>\n                    <\/li>\n                <\/ul>\n\n                <div class=\"def-transition\">\n                    Continue to SEC3 for model families and SEC4 for ratings\/specifications, dimensions, and ordering references.\n                <\/div>\n            <\/div>\n\n            <!-- \u53f3\u4fa7\uff1a\u903b\u8f91\u5173\u7cfb\u56fe -->\n            <div class=\"def-visual-col\">\n                <div class=\"flow-container\">\n                    \n                    <!-- \u9876\u90e8\uff1a\u5e94\u7528\u5c42 -->\n                    <div class=\"flow-card\">\n                        <span class=\"flow-label\">Application Layer<\/span>\n                        <span class=\"flow-title\">Pad-Mounted Oil-Immersed Transformer<\/span>\n                    <\/div>\n\n                    <div class=\"flow-line\"><\/div>\n\n                    <!-- \u4e2d\u90e8\uff1a\u672c\u9875\u4ea7\u54c1 -->\n                    <div class=\"flow-card is-active\">\n                        <span class=\"flow-label\">This Product<\/span>\n                        <span class=\"flow-title\">Loadbreak Switch<\/span>\n                    <\/div>\n\n                    <div class=\"flow-line\"><\/div>\n\n                    <!-- \u5e95\u90e8\uff1a\u7cfb\u5217\u5206\u652f -->\n                    <div class=\"flow-branch-grid\">\n                        <div class=\"flow-card is-series\">\n                            <span class=\"flow-label\">Series A<\/span>\n                            <span class=\"flow-title\">Two-Position<br>Loadbreak Switch<\/span>\n                        <\/div>\n                        <div class=\"flow-card is-series\">\n                            <span class=\"flow-label\">Series B<\/span>\n                            <span class=\"flow-title\">Four-Position Sectionalizing<br>Loadbreak Switch<\/span>\n                        <\/div>\n                    <\/div>\n\n                <\/div>\n            <\/div>\n\n        <\/div>\n    <\/section>\n<\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-ae7d636\" data-block-id=\"ae7d636\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-ae7d636-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-3adcf5a\" data-v=\"4\" data-block-id=\"3adcf5a\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-3adcf5a-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-3adcf5a-inner-blocks\">\n<style>\n    \/* --- CSS Variables Scope: Limited to this module to avoid conflicts --- *\/\n    .sec3-wrapper {\n        \/* Theme Colors *\/\n        --theme-palette-color-2: #78d3ca; 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}\n    .es-cell:nth-last-child(-n+2) { border-bottom: none; }\n\n    .es-label {\n        color: var(--eng-text-meta);\n        font-size: 0.7rem;\n        text-transform: uppercase;\n        margin-bottom: 2px;\n    }\n\n    .es-value {\n        color: var(--eng-text-dark);\n        font-weight: 600;\n        font-family: var(--font-mono);\n    }\n\n    .eng-desc {\n        font-size: 0.9rem;\n        color: var(--eng-text-meta);\n        margin-bottom: 1rem;\n        line-height: 1.4;\n        flex-grow: 1;\n    }\n\n    \/* Engineering Button *\/\n    .eng-btn {\n        display: block;\n        width: 100%;\n        text-align: center;\n        padding: 0.75rem;\n        border: 1px solid var(--eng-border);\n        background-color: #ffffff;\n        color: var(--eng-text-dark);\n        font-size: 0.9rem;\n        font-weight: 600;\n        text-transform: uppercase;\n        text-decoration: none;\n        transition: all 0.2s;\n        border-radius: 2px;\n    }\n\n    .eng-btn:hover {\n        border-color: var(--theme-palette-color-2);\n        color: var(--theme-accent-dark);\n        background-color: var(--eng-bg);\n    }\n\n    \/* --- Footer --- *\/\n    .sec3-footer {\n        text-align: center;\n        margin-top: 4rem;\n        padding-top: 2rem;\n        border-top: 1px solid var(--eng-border);\n    }\n\n    .footer-link {\n        color: var(--theme-accent-dark);\n        font-weight: 600;\n        text-decoration: none;\n        border-bottom: 1px solid currentColor;\n        font-size: 1.05rem;\n    }\n<\/style>\n\n<div class=\"sec3-wrapper\" id=\"sec3-models\">\n    <div class=\"sec3-container\">\n\n        <!-- HEADER -->\n        <div class=\"sec3-header\">\n            <span class=\"sec3-eyebrow\">Product Families<\/span>\n            <h2 class=\"sec3-title\">Loadbreak Switch Model Matrix<\/h2>\n            <p class=\"sec3-intro\">\n                Select your required configuration series below. Our engineering matrix is categorized by operating logic (Two-Position vs Four-Position) to streamline your specification process.\n            <\/p>\n        <\/div>\n\n        <!-- TAB NAVIGATION -->\n        <div class=\"tabs-container\">\n            <button class=\"tab-btn active\" onclick=\"openTab(event, 'tab-2p')\">Two-Position Series<\/button>\n            <button class=\"tab-btn\" onclick=\"openTab(event, 'tab-4p')\">Four-Position Series<\/button>\n        <\/div>\n\n        <!-- TAB CONTENT 1: TWO-POSITION -->\n        <div id=\"tab-2p\" class=\"tab-content active\">\n            \n            <!-- Series Info Bar -->\n            <div class=\"series-info-bar\">\n                <div class=\"series-info-header\">\n                    <span>Two-Position Loadbreak Switches<\/span>\n                    <span style=\"font-size:0.9rem; color:var(--eng-text-meta); font-weight:400;\">Series I<\/span>\n                <\/div>\n                <div class=\"series-tech-specs\">\n                    <span>Voltage: <b class=\"tech-tag\">15-40.5 kV<\/b><\/span>\n                    <span>Current: <b class=\"tech-tag\">630 A<\/b><\/span>\n                    <span>Mech Life: <b class=\"tech-tag\">2,000 Ops<\/b><\/span>\n                    <span>Logic: <b class=\"tech-tag\">ON\/OFF<\/b><\/span>\n                <\/div>\n            <\/div>\n\n            <div class=\"product-grid\">\n                <!-- TP-00 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">Overview<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/Zeeyi-Electrical-Two-position-loadbreak-LBOR-switch.webp\" alt=\"Series Overview\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">Series I Overview<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15-40.5kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">1 &#038; 3<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">Standard<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Hook-stick operable, spring-assisted quick make\/break performance.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"Two-Position Series Overview\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- TP-01 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">1-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/Zeeyi-Electrical-Two-position-loadbreak-LBOR-switch-FYB-15-25-630-25-J1.webp\" alt=\"FYB-(15)25\/630-25-J1\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYB-(15)25\/630-25-J1<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Conf<\/span><span class=\"es-value\">Compact<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">Standard<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Single-phase configuration for compact transformer layouts.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYB-(15)25\/630-25-J1\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- TP-02 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">1-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/Zeeyi-Electrical-Two-position-loadbreak-LBOR-switch-FYB-15-25-630-25-J1-L.webp\" alt=\"FYB-(15)25\/630-25-J1-L\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYB-(15)25\/630-25-J1-L<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Conf<\/span><span class=\"es-value\">Alt-Link<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">Standard<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Single-phase variant with alternate mechanical linkage.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYB-(15)25\/630-25-J1-L\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- TP-03 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">3-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/Zeeyi-Electrical-Two-position-loadbreak-LBOR-switch-FYB-15-25-630-25.webp\" alt=\"FYB-(15)25\/630-25\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYB-(15)25\/630-25<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Conf<\/span><span class=\"es-value\">Mainstream<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">Standard<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Mainstream model for pad-mounted distribution transformers.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYB-(15)25\/630-25\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- TP-04 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">3-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/Zeeyi-Electrical-Two-position-loadbreak-LBOR-switch-FYB-15-25-630-25-L.webp\" alt=\"FYB-(15)25\/630-25-L\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYB-(15)25\/630-25-L<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Conf<\/span><span class=\"es-value\">Alt-Link<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">Standard<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Three-phase version for projects requiring alternate linkage.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYB-(15)25\/630-25-L\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- TP-05 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">1-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/Zeeyi-Electrical-Two-position-loadbreak-LBOR-switch-FYB-38-40.5-630-20-J1.webp\" alt=\"BYFI-(38)40.5\/630-20-J1\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">BYFI-(38)40.5\/630-20-J1<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">40.5 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Conf<\/span><span class=\"es-value\">High Volt<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">Standard<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Higher-voltage class single-phase option for 40.5kV systems.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"BYFI-(38)40.5\/630-20-J1\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- TP-06 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">3-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/Zeeyi-Electrical-Two-position-loadbreak-LBOR-switch-FYB-38-40.5-630-20.webp\" alt=\"BYFI-(38)40.5\/630-20\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">BYFI-(38)40.5\/630-20<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">40.5 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Conf<\/span><span class=\"es-value\">High Volt<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">Standard<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Robust 3-phase high-voltage-class model for heavy duty.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"BYFI-(38)40.5\/630-20\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n            <\/div>\n        <\/div>\n\n        <!-- TAB CONTENT 2: FOUR-POSITION -->\n        <div id=\"tab-4p\" class=\"tab-content\">\n            \n            <!-- Series Info Bar -->\n            <div class=\"series-info-bar\">\n                <div class=\"series-info-header\">\n                    <span>Four-Position Sectionalizing Switches<\/span>\n                    <span style=\"font-size:0.9rem; color:var(--eng-text-meta); font-weight:400;\">Series II<\/span>\n                <\/div>\n                <div class=\"series-tech-specs\">\n                    <span>Voltage: <b class=\"tech-tag\">15-40.5 kV<\/b><\/span>\n                    <span>Switching: <b class=\"tech-tag\">BBM \/ MBB<\/b><\/span>\n                    <span>Mech Life: <b class=\"tech-tag\">3,000 Ops<\/b><\/span>\n                    <span>Logic: <b class=\"tech-tag\">Sectionalizing<\/b><\/span>\n                <\/div>\n            <\/div>\n\n            <div class=\"product-grid\">\n\n                <!-- FP-00 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">Overview<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs.webp\" alt=\"Series Overview\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">Series II Overview<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15-40.5kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">Multi<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Type<\/span><span class=\"es-value\">BBM\/MBB<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Sectionalizing logic with multi-position configuration flexibility.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"Four-Position Series Overview\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- FP-01 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">1-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs-FYN33-15-25-630-25-J1-BBM-type.webp\" alt=\"FYN33-J1-BBM\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYN33-(15)25-J1 (BBM)<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">BBM<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">Single<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Single-phase BBM configuration for sectionalizing operations.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYN33-(15)25\/630-25-J1\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- FP-02 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">3-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs-FYN33-15-25-630-25-BBM-type.webp\" alt=\"FYN33-BBM\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYN33-(15)25 (BBM)<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">BBM<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">Three<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Three-phase BBM model for standard sectionalizing logic.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYN33-(15)25\/630-25\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- FP-03 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">1-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs-FYN33-15-25-630-25-J1-MBB-type.webp\" alt=\"FYN33-J1-MBB\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYN33-(15)25-Y-J1 (MBB)<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">MBB<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">Single<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Single-phase MBB variant for continuous transfer switching.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYN33-(15)25\/630-25-Y-J1\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- FP-04 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">3-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs-FYN33-15-25-630-25-MBB-type.webp\" alt=\"FYN33-Y-MBB\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYN33-(15)25-Y (MBB)<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">15\/25 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">MBB<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">Three<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Three-phase MBB model for multi-source sectionalizing.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYN33-(15)25\/630-25-Y\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- FP-05 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">1-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs-FYN33-38-40.5-630-25-J1-BBM-TYPE.webp\" alt=\"FYN33-HV-J1\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYN33-(38)40.5-J1 (BBM)<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">40.5 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">BBM<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">Single<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">High-voltage single-phase BBM option for advanced applications.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYN33-(38)40.5\/630-25-J1\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- FP-06 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">3-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs-FYN33-38-40.5-630-25-BBM-TYPE.webp\" alt=\"FYN33-HV-BBM\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYN33-(38)40.5 (BBM)<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">40.5 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">BBM<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">Three<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">Three-phase BBM model for 40.5kV class sectionalizing.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYN33-(38)40.5\/630-25\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n                <!-- FP-07 -->\n                <article class=\"eng-card\">\n                    <div class=\"eng-img-box\">\n                        <span class=\"eng-badge\">3-Phase<\/span>\n                        <img decoding=\"async\" src=\"https:\/\/zeeyielec.com\/wp-content\/uploads\/2026\/02\/zeeyielec-loadbreak-switch-4-position-lbor-lbs-FYN33-38-40-630-25-Y-MBB-TYPE.webp\" alt=\"FYN33-HV-MBB\" class=\"eng-img\" loading=\"lazy\">\n                    <\/div>\n                    <div class=\"eng-body\">\n                        <h4 class=\"eng-title\">FYN33-(38)40.5-Y (MBB)<\/h4>\n                        <div class=\"eng-specs-table\">\n                            <div class=\"es-cell\"><span class=\"es-label\">Volt<\/span><span class=\"es-value\">40.5 kV<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Logic<\/span><span class=\"es-value\">MBB<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Amps<\/span><span class=\"es-value\">630 A<\/span><\/div>\n                            <div class=\"es-cell\"><span class=\"es-label\">Phase<\/span><span class=\"es-value\">Three<\/span><\/div>\n                        <\/div>\n                        <p class=\"eng-desc\">High-voltage MBB configuration for complex feeder logic.<\/p>\n                        <a href=\"#ct-popup-862\" class=\"eng-btn\" data-model=\"FYN33-(38)40.5\/630-25-Y\">Request Spec<\/a>\n                    <\/div>\n                <\/article>\n\n            <\/div>\n        <\/div>\n\n        <!-- FOOTER \/ TRANSITION -->\n        <div class=\"sec3-footer\">\n            <p>Looking for detailed electrical ratings and insulation withstand data?<\/p>\n            <a href=\"#sec4-specifications\" class=\"footer-link\">View Full Specifications Table<\/a>\n        <\/div>\n\n    <\/div>\n<\/div>\n\n<script>\n    function openTab(evt, tabName) {\n        \/\/ 1. 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\/* High contrast for this specific table header if preferred, or keep standard. Adhering to standard spec: *\/\n        background-color: var(--eng-table-header);\n        color: var(--eng-text-dark);\n    }\n\n    \/* --- Footer \/ Notes --- *\/\n    .sec4-footer {\n        margin-top: 3rem;\n        padding-top: 2rem;\n        border-top: 1px solid var(--eng-border);\n    }\n\n    .sec4-notes {\n        list-style: none;\n        padding: 0;\n        margin: 0 0 2rem 0;\n        color: var(--eng-text-meta);\n        font-size: 0.875rem;\n    }\n\n    .sec4-notes li {\n        margin-bottom: 0.5rem;\n        padding-left: 1rem;\n        position: relative;\n    }\n\n    .sec4-notes li::before {\n        content: '\u2022';\n        position: absolute;\n        left: 0;\n        color: var(--theme-palette-color-2);\n    }\n\n    .sec4-transition {\n        text-align: center;\n        font-size: 1rem;\n        color: var(--eng-text-dark);\n        font-weight: 500;\n    }\n\n    .sec4-link {\n        color: var(--theme-accent-dark);\n        text-decoration: none;\n        border-bottom: 1px solid currentColor;\n        font-weight: 600;\n        transition: opacity 0.2s;\n        margin-left: 0.5rem;\n    }\n\n    .sec4-link:hover {\n        opacity: 0.8;\n    }\n<\/style>\n\n<div class=\"sec4-wrapper\" id=\"sec4-specifications\">\n    <div class=\"sec4-container\">\n\n        <!-- HEADER -->\n        <div class=\"sec4-header\">\n            <span class=\"sec4-eyebrow\">Engineering Specifications<\/span>\n            <h2 class=\"sec4-title\">Loadbreak Switch Ratings (Two-Position &#038; Four-Position)<\/h2>\n            <p class=\"sec4-intro\">\n                The technical data below provides a comprehensive overview of electrical ratings and model coverage for preliminary selection. For detailed dimensional drawings and internal structure mapping, please refer to the subsequent drawings module.\n            <\/p>\n        <\/div>\n\n        <!-- TABS -->\n        <div class=\"sec4-tabs-nav\">\n            <button class=\"sec4-tab-btn active\" onclick=\"switchSec4Tab(event, 's4-tab-2p')\">Two-Position Series<\/button>\n            <button class=\"sec4-tab-btn\" onclick=\"switchSec4Tab(event, 's4-tab-4p')\">Four-Position Series<\/button>\n        <\/div>\n\n        <!-- CONTENT: TWO-POSITION -->\n        <div id=\"s4-tab-2p\" class=\"sec4-tab-pane active\">\n            \n            <!-- Table A: Ratings -->\n            <div class=\"table-group\">\n                <h3 class=\"table-title\">Electrical Ratings<\/h3>\n                <div class=\"table-responsive\">\n                    <table class=\"eng-table\">\n                        <thead>\n                            <tr>\n                                <th>Parameter<\/th>\n                                <th>15\/25 kV Class<\/th>\n                                <th>38\/40.5 kV Class<\/th>\n                            <\/tr>\n                        <\/thead>\n                        <tbody>\n                            <tr>\n                                <td>Rated Voltage<\/td>\n                                <td class=\"val-mono\">15\/25 kV<\/td>\n                                <td class=\"val-mono\">38\/40.5 kV<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Rated Frequency<\/td>\n                                <td class=\"val-mono\">60 Hz<\/td>\n                                <td class=\"val-mono\">60 Hz<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Rated Current<\/td>\n                                <td class=\"val-mono\">630 A<\/td>\n                                <td class=\"val-mono\">630 A<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>4s Thermal Withstand Current<\/td>\n                                <td class=\"val-mono\">20 kA<\/td>\n                                <td class=\"val-mono\">25 kA<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Dynamic Withstand Current<\/td>\n                                <td class=\"val-mono\">50 kA<\/td>\n                                <td class=\"val-mono\">63 kA<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Impulse Withstand Voltage (BIL)<\/td>\n                                <td class=\"val-mono\">125\/145 kV<\/td>\n                                <td class=\"val-mono\">200\/215 kV<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>1-Min Power Frequency Withstand<\/td>\n                                <td class=\"val-mono\">55\/60 kV<\/td>\n                                <td class=\"val-mono\">95\/110 kV<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Mechanical Life<\/td>\n                                <td class=\"val-mono\">2,000 operations<\/td>\n                                <td class=\"val-mono\">2,000 operations<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Tank Thickness Reference<\/td>\n                                <td class=\"val-mono\">6\u20138 mm<\/td>\n                                <td class=\"val-mono\">6\u20138 mm<\/td>\n                            <\/tr>\n                        <\/tbody>\n                    <\/table>\n                <\/div>\n            <\/div>\n\n            <!-- Table B: Model Snapshot -->\n            <div class=\"table-group\">\n                <h3 class=\"table-title\">Model Coverage Snapshot<\/h3>\n                <div class=\"table-responsive\">\n                    <table class=\"eng-table snapshot-table\">\n                        <thead>\n                            <tr>\n                                <th>Model<\/th>\n                                <th>Series<\/th>\n                                <th>Voltage Class<\/th>\n                                <th>Phase<\/th>\n                                <th>Switching Type<\/th>\n                            <\/tr>\n                        <\/thead>\n                        <tbody>\n                            <tr>\n                                <td class=\"val-mono\">FYB-(15)25\/630-20-J1<\/td>\n                                <td>Two-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>1-Phase<\/td>\n                                <td>Standard<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYB-(15)25\/630-20-J1-L<\/td>\n                                <td>Two-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>1-Phase<\/td>\n                                <td>Standard<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYB-(15)25\/630-20<\/td>\n                                <td>Two-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>3-Phase<\/td>\n                                <td>Standard<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYB-(15)25\/630-20-L<\/td>\n                                <td>Two-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>3-Phase<\/td>\n                                <td>Standard<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">BYFI-(38)40.5\/630-25-J1<\/td>\n                                <td>Two-Position<\/td>\n                                <td>38\/40.5 kV<\/td>\n                                <td>1-Phase<\/td>\n                                <td>Standard<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">BYFI-(38)40.5\/630-25<\/td>\n                                <td>Two-Position<\/td>\n                                <td>38\/40.5 kV<\/td>\n                                <td>3-Phase<\/td>\n                                <td>Standard<\/td>\n                            <\/tr>\n                        <\/tbody>\n                    <\/table>\n                <\/div>\n            <\/div>\n\n        <\/div>\n\n        <!-- CONTENT: FOUR-POSITION -->\n        <div id=\"s4-tab-4p\" class=\"sec4-tab-pane\">\n            \n            <!-- Table A: Ratings -->\n            <div class=\"table-group\">\n                <h3 class=\"table-title\">Electrical Ratings<\/h3>\n                <div class=\"table-responsive\">\n                    <table class=\"eng-table\">\n                        <thead>\n                            <tr>\n                                <th>Parameter<\/th>\n                                <th>15\/25 kV Class<\/th>\n                                <th>38\/40.5 kV Class<\/th>\n                            <\/tr>\n                        <\/thead>\n                        <tbody>\n                            <tr>\n                                <td>Rated Voltage<\/td>\n                                <td class=\"val-mono\">15\/25 kV<\/td>\n                                <td class=\"val-mono\">38\/40.5 kV<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Rated Current<\/td>\n                                <td class=\"val-mono\">630 A<\/td>\n                                <td class=\"val-mono\">630 A<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Switching Positions<\/td>\n                                <td>4-Position<\/td>\n                                <td>4-Position<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Switching Logic<\/td>\n                                <td>BBM \/ MBB<\/td>\n                                <td>BBM \/ MBB<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Mechanical Life<\/td>\n                                <td class=\"val-mono\">3,000 operations<\/td>\n                                <td class=\"val-mono\">3,000 operations<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>Application Type<\/td>\n                                <td>Sectionalizing \/ Transfer<\/td>\n                                <td>Sectionalizing \/ Transfer<\/td>\n                            <\/tr>\n                        <\/tbody>\n                    <\/table>\n                <\/div>\n                <p style=\"font-size:0.875rem; color:var(--eng-text-meta); margin-top:0.5rem; font-style:italic;\">\n                    * See detailed datasheet for full withstand matrix and short-time current ratings.\n                <\/p>\n            <\/div>\n\n            <!-- Table B: Model Snapshot -->\n            <div class=\"table-group\">\n                <h3 class=\"table-title\">Model Coverage Snapshot<\/h3>\n                <div class=\"table-responsive\">\n                    <table class=\"eng-table snapshot-table\">\n                        <thead>\n                            <tr>\n                                <th>Model<\/th>\n                                <th>Series<\/th>\n                                <th>Voltage Class<\/th>\n                                <th>Phase<\/th>\n                                <th>Switching Type<\/th>\n                            <\/tr>\n                        <\/thead>\n                        <tbody>\n                            <tr>\n                                <td class=\"val-mono\">FYN33-(15)25\/630-25-J1<\/td>\n                                <td>Four-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>1-Phase<\/td>\n                                <td>BBM<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYN33-(15)25\/630-25<\/td>\n                                <td>Four-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>3-Phase<\/td>\n                                <td>BBM<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYN33-(15)25\/630-25-Y-J1<\/td>\n                                <td>Four-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>1-Phase<\/td>\n                                <td>MBB<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYN33-(15)25\/630-25-Y<\/td>\n                                <td>Four-Position<\/td>\n                                <td>15\/25 kV<\/td>\n                                <td>3-Phase<\/td>\n                                <td>MBB<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYN33-(38)40.5\/630-25-J1<\/td>\n                                <td>Four-Position<\/td>\n                                <td>38\/40.5 kV<\/td>\n                                <td>1-Phase<\/td>\n                                <td>BBM<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYN33-(38)40.5\/630-25<\/td>\n                                <td>Four-Position<\/td>\n                                <td>38\/40.5 kV<\/td>\n                                <td>3-Phase<\/td>\n                                <td>BBM<\/td>\n                            <\/tr>\n                            <tr>\n                                <td class=\"val-mono\">FYN33-(38)40.5\/630-25-Y<\/td>\n                                <td>Four-Position<\/td>\n                                <td>38\/40.5 kV<\/td>\n                                <td>3-Phase<\/td>\n                                <td>MBB<\/td>\n                            <\/tr>\n                        <\/tbody>\n                    <\/table>\n                <\/div>\n            <\/div>\n\n        <\/div>\n\n        <!-- FOOTER \/ NOTES -->\n        <div class=\"sec4-footer\">\n            <ul class=\"sec4-notes\">\n                <li>Ratings specified are based on standard operating conditions. Consult factory for altitude corrections above 1000m.<\/li>\n                <li>Impulse withstand voltage values indicate insulation levels across open contacts and to ground.<\/li>\n                <li>Mechanical life assumes proper maintenance schedules are followed.<\/li>\n            <\/ul>\n            <div class=\"sec4-transition\">\n                Need dimensional layout and deck structure mapping? \n                <a href=\"#sec5-drawings\" class=\"sec4-link\">Continue to SEC5 Drawings &#038; Structure<\/a>\n            <\/div>\n        <\/div>\n\n    <\/div>\n<\/div>\n\n<script>\n    function switchSec4Tab(evt, tabId) {\n        \/\/ 1. Hide all panes\n        var panes = document.getElementsByClassName(\"sec4-tab-pane\");\n        for (var i = 0; i < panes.length; i++) {\n            panes[i].style.display = \"none\";\n            panes[i].classList.remove(\"active\");\n        }\n\n        \/\/ 2. 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width: 40%; }\n    .seg-break { background: #fff; border: 1px dashed #cbd5e1; width: 20%; color: #64748b; }\n    .seg-make { background: #10b981; width: 20%; }\n    .seg-b { background: #64748b; width: 40%; }\n\n    \/* --- SECTION: INSTALLATION INTERFACE (Physical) --- *\/\n    .install-grid {\n        display: grid;\n        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n        gap: 1.5rem;\n        margin-bottom: 4rem;\n    }\n\n    .install-card {\n        border: 1px solid var(--eng-border);\n        border-radius: 8px;\n        padding: 1.5rem;\n        display: flex;\n        align-items: flex-start;\n        gap: 1rem;\n    }\n\n    .ic-icon {\n        width: 32px; height: 32px;\n        flex-shrink: 0;\n        color: var(--theme-palette-color-2);\n    }\n    \n    .ic-content h4 {\n        font-size: 0.95rem;\n        font-weight: 700;\n        color: var(--eng-text-dark);\n        margin: 0 0 0.5rem 0;\n    }\n    \n    .ic-content p {\n        font-size: 0.85rem;\n        color: var(--eng-text-meta);\n        margin: 0;\n        line-height: 1.4;\n    }\n\n    \/* --- SECTION: DIMENSION TABLE (Data) --- *\/\n    .dim-section-title {\n        font-size: 1.25rem;\n        font-weight: 700;\n        color: var(--eng-text-dark);\n        margin-bottom: 1.5rem;\n        border-left: 4px solid var(--theme-palette-color-2);\n        padding-left: 1rem;\n    }\n\n    .eng-table-wrapper {\n        border: 1px solid var(--eng-border);\n        border-radius: 8px;\n        overflow: hidden;\n    }\n\n    .eng-table {\n        width: 100%;\n        border-collapse: collapse;\n        font-size: 0.9rem;\n    }\n\n    .eng-table th {\n        background-color: var(--eng-surface);\n        text-align: left;\n        padding: 0.75rem 1rem;\n        font-weight: 600;\n        color: var(--eng-text-meta);\n        border-bottom: 1px solid var(--eng-border);\n        white-space: nowrap;\n    }\n\n    .eng-table td {\n        padding: 0.75rem 1rem;\n        border-bottom: 1px solid var(--eng-border);\n        color: var(--eng-text-main);\n    }\n    \n    .eng-table tr:hover td {\n        background-color: var(--eng-surface);\n    }\n\n    .col-mono {\n        font-family: var(--font-mono);\n        color: var(--eng-text-dark);\n    }\n    \n    .dim-val {\n        font-weight: 700;\n        color: var(--eng-text-dark);\n    }\n<\/style>\n\n<div class=\"sec5-wrapper\" id=\"sec5-drawings\">\n    <div class=\"sec5-container\">\n\n        <!-- HEADER -->\n        <div class=\"sec5-header\">\n            <span class=\"sec5-eyebrow\">Engineering Layout<\/span>\n            <h2 class=\"sec5-title\">Dimensions, Structure & Wiring Logic<\/h2>\n            <p class=\"sec5-intro\">\n                Installation interface specifications and internal switching topology. Confirm physical clearance and circuit logic prior to final layout.\n            <\/p>\n        <\/div>\n\n        <!-- PART 1: TOPOLOGY & LOGIC -->\n        <div class=\"topo-section\">\n            \n            <!-- Card 1: 2-Position Structure -->\n            <div class=\"topo-card\">\n                <div class=\"topo-header\">\n                    <h3 class=\"topo-title\">Two-Position Logic<\/h3>\n                <\/div>\n                <div class=\"switch-viz-container\">\n                    <!-- Simple On\/Off Viz -->\n                    <div style=\"display:flex; gap:20px; align-items:center;\">\n                        <div style=\"text-align:center;\">\n                            <div style=\"width:40px; height:40px; border:2px solid #cbd5e1; border-radius:50%; margin:0 auto 8px; display:flex; align-items:center; justify-content:center; color:#94a3b8;\">OFF<\/div>\n                            <span style=\"font-size:0.75rem; color:#64748b;\">Open<\/span>\n                        <\/div>\n                        <div style=\"height:2px; width:40px; background:#e2e8f0;\"><\/div>\n                        <div style=\"text-align:center;\">\n                            <div style=\"width:40px; height:40px; border:2px solid var(--theme-palette-color-2); background:var(--theme-palette-color-2); border-radius:50%; margin:0 auto 8px; display:flex; align-items:center; justify-content:center; color:#fff; font-weight:bold;\">ON<\/div>\n                            <span style=\"font-size:0.75rem; color:#0f766e; font-weight:700;\">Closed<\/span>\n                        <\/div>\n                    <\/div>\n                <\/div>\n                <p class=\"topo-desc\">\n                    <strong>Mechanism:<\/strong> Spring-charged over-toggle.<br>\n                    <strong>Speed:<\/strong> Operation independent of operator speed (&lt;1 cycle).<br>\n                    <strong>Structure:<\/strong> Single deck (1-Phase) or stacked (3-Phase).\n                <\/p>\n            <\/div>\n\n            <!-- Card 2: 4-Position Structure -->\n            <div class=\"topo-card\">\n                <div class=\"topo-header\">\n                    <h3 class=\"topo-title\">Four-Position Logic <span class=\"topo-badge\">T-Blade<\/span><\/h3>\n                <\/div>\n                <div class=\"switch-viz-container\">\n                    <!-- T-Blade Viz -->\n                    <div class=\"t-blade-wrapper\">\n                        <div class=\"tb-source tb-pos-a\">Line A<\/div>\n                        <div class=\"tb-source tb-pos-b\">Line B<\/div>\n                        <div class=\"tb-source tb-pos-load\">LOAD<\/div>\n                        <div class=\"tb-center\"><\/div>\n                        <!-- Blades representing A connected to Load -->\n                        <div class=\"tb-blade tb-blade-1\"><\/div>\n                        <div class=\"tb-blade tb-blade-common\"><\/div>\n                    <\/div>\n                <\/div>\n                <div class=\"logic-timeline\">\n                    <div class=\"timeline-row\">\n                        <span class=\"tl-label\">BBM<\/span>\n                        <div class=\"tl-bar-container\">\n                            <div class=\"tl-seg seg-a\">Source A<\/div>\n                            <div class=\"tl-seg seg-break\">Break<\/div>\n                            <div class=\"tl-seg seg-b\">Source B<\/div>\n                        <\/div>\n                    <\/div>\n                    <div class=\"timeline-row\">\n                        <span class=\"tl-label\">MBB<\/span>\n                        <div class=\"tl-bar-container\">\n                            <div class=\"tl-seg seg-a\">Source A<\/div>\n                            <div class=\"tl-seg seg-make\">A+B<\/div>\n                            <div class=\"tl-seg seg-b\">Source B<\/div>\n                        <\/div>\n                    <\/div>\n                <\/div>\n            <\/div>\n\n        <\/div>\n\n        <!-- PART 2: INSTALLATION INTERFACE (From PDF Fig 1 & 2) -->\n        <h3 class=\"dim-section-title\">Physical Installation Interface<\/h3>\n        <div class=\"install-grid\">\n            <div class=\"install-card\">\n                <svg class=\"ic-icon\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2\" d=\"M4 8V4m0 0h4M4 4l5 5m11-1V4m0 0h-4m4 4l-5 5M4 16v4m0 0h4m-4 0l5-5m11 5l-5-5m5 5v-4m0 4h-4\"><\/path><\/svg>\n                <div class=\"ic-content\">\n                    <h4>Mounting Pattern<\/h4>\n                    <p>4x M10 Holes<br>Spacing: <strong>110 \u00b10.5 mm<\/strong> (Square)<br>Center Hole: \u03a620mm<\/p>\n                <\/div>\n            <\/div>\n            <div class=\"install-card\">\n                <svg class=\"ic-icon\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2\" d=\"M19 11H5m14 0a2 2 0 012 2v6a2 2 0 01-2 2H5a2 2 0 01-2-2v-6a2 2 0 012-2m14 0V9a2 2 0 00-2-2M5 11V9a2 2 0 012-2m0 0V5a2 2 0 012-2h6a2 2 0 012 2v2M7 7h10\"><\/path><\/svg>\n                <div class=\"ic-content\">\n                    <h4>Tank Requirements<\/h4>\n                    <p>Wall Thickness: <strong>6mm - 8mm<\/strong><br>Installation: Welded Boss or Gasketed Flange<\/p>\n                <\/div>\n            <\/div>\n            <div class=\"install-card\">\n                <svg class=\"ic-icon\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2\" d=\"M12 6V4m0 2a2 2 0 100 4m0-4a2 2 0 110 4m-6 8a2 2 0 100-4m0 4a2 2 0 110-4m0 4v2m0-6V4m6 6v10m6-2a2 2 0 100-4m0 4a2 2 0 110-4m0 4v2m0-6V4\"><\/path><\/svg>\n                <div class=\"ic-content\">\n                    <h4>Operation<\/h4>\n                    <p>Hook-stick operable (Eyelet)<br>Torque: Minimal input required<br>Rotation: 360\u00b0 (4-Pos)<\/p>\n                <\/div>\n            <\/div>\n        <\/div>\n\n        <!-- PART 3: DIMENSION LOOKUP TABLE (Corrected with PDF Data) -->\n        <h3 class=\"dim-section-title\">Dimension Reference Guide<\/h3>\n        <div class=\"eng-table-wrapper\">\n            <table class=\"eng-table\">\n                <thead>\n                    <tr>\n                        <th>Model Series<\/th>\n                        <th>Type<\/th>\n                        <th>Phase<\/th>\n                        <th>PDF Ref.<\/th>\n                        <th>Approx. Height (mm)<\/th>\n                    <\/tr>\n                <\/thead>\n                <tbody>\n                    <!-- 2-Position Data (Verified from Table 2 in PDF) -->\n                    <tr>\n                        <td class=\"col-mono\">FYB-(15)25 (J1)<\/td>\n                        <td>2-Pos<\/td>\n                        <td>1-Phase<\/td>\n                        <td>Fig. 4<\/td>\n                        <td><span class=\"dim-val\">280<\/span><\/td>\n                    <\/tr>\n                    <tr>\n                        <td class=\"col-mono\">FYB-(15)25 (J1-L)<\/td>\n                        <td>2-Pos<\/td>\n                        <td>1-Phase<\/td>\n                        <td>Fig. 5<\/td>\n                        <td><span class=\"dim-val\">279<\/span><\/td>\n                    <\/tr>\n                    <tr>\n                        <td class=\"col-mono\">FYB-(15)25<\/td>\n                        <td>2-Pos<\/td>\n                        <td>3-Phase<\/td>\n                        <td>Fig. 7<\/td>\n                        <td><span class=\"dim-val\">558<\/span><\/td>\n                    <\/tr>\n                    <tr>\n                        <td class=\"col-mono\">FYB-(15)25 (L)<\/td>\n                        <td>2-Pos<\/td>\n                        <td>3-Phase<\/td>\n                        <td>Fig. 8<\/td>\n                        <td><span class=\"dim-val\">472<\/span><\/td>\n                    <\/tr>\n                    <tr>\n                        <td class=\"col-mono\">BYFI-(38)40.5 (J1)<\/td>\n                        <td>2-Pos<\/td>\n                        <td>1-Phase<\/td>\n                        <td>Fig. 6<\/td>\n                        <td><span class=\"dim-val\">316<\/span><\/td>\n                    <\/tr>\n                    <tr>\n                        <td class=\"col-mono\">BYFI-(38)40.5<\/td>\n                        <td>2-Pos<\/td>\n                        <td>3-Phase<\/td>\n                        <td>Fig. 9<\/td>\n                        <td><span class=\"dim-val\">590<\/span><\/td>\n                    <\/tr>\n                    \n                    <!-- 4-Position Data (Verified from Table 3 in PDF) -->\n                    <tr>\n                        <td class=\"col-mono\">FYN33-(15)25<\/td>\n                        <td>4-Pos<\/td>\n                        <td>1-Phase<\/td>\n                        <td>Fig. 5<\/td>\n                        <td><span class=\"dim-val\">585<\/span><\/td>\n                    <\/tr>\n                    <tr>\n                        <td class=\"col-mono\">FYN33-(15)25<\/td>\n                        <td>4-Pos<\/td>\n                        <td>3-Phase<\/td>\n                        <td>Fig. 8<\/td>\n                        <td><span class=\"dim-val\">485<\/span><\/td>\n                    <\/tr>\n                     <tr>\n                        <td class=\"col-mono\">FYN33-(38)40.5<\/td>\n                        <td>4-Pos<\/td>\n                        <td>1-Phase<\/td>\n                        <td>Fig. 7<\/td>\n                        <td><span class=\"dim-val\">334<\/span><\/td>\n                    <\/tr>\n                    <tr>\n                        <td class=\"col-mono\">FYN33-(38)40.5<\/td>\n                        <td>4-Pos<\/td>\n                        <td>3-Phase<\/td>\n                        <td>Fig. 9<\/td>\n                        <td><span class=\"dim-val\">590<\/span><\/td>\n                    <\/tr>\n                <\/tbody>\n            <\/table>\n        <\/div>\n\n    <\/div>\n<\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-d94a9b7\" data-block-id=\"d94a9b7\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-d94a9b7-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-45b2b03\" data-v=\"4\" data-block-id=\"45b2b03\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-45b2b03-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-45b2b03-inner-blocks\">\n<style>\n    \/* --- CSS Variables Scope: Limited to SEC6 --- *\/\n    .sec6-wrapper {\n        \/* Theme Colors *\/\n        --theme-palette-color-2: #78d3ca; \/* Cyan\/Teal Main *\/\n        --theme-accent-dark: #0f766e;\n        \n        \/* Application Palette *\/\n        --app-bg: #f8fafc;        \/* Slate 50 *\/\n        --app-card-bg: #ffffff;   \/* White *\/\n        --app-border: #e2e8f0;    \/* Slate 200 *\/\n        --app-text-main: #334155; \/* Slate 700 *\/\n        --app-text-dark: #0f172a; \/* Slate 900 *\/\n        --app-text-meta: #64748b; \/* Slate 500 *\/\n        \n        \/* Step Flow Colors *\/\n        --step-line: #cbd5e1;\n        --step-circle-bg: #f1f5f9;\n        \n        background-color: var(--app-bg);\n        width: 100%;\n        padding: 6rem 1.5rem;\n        font-family: \"Inter\", system-ui, -apple-system, sans-serif;\n        color: var(--app-text-main);\n        line-height: 1.5;\n        box-sizing: border-box;\n        \n        \/* Anchor Positioning Fix *\/\n        scroll-margin-top: 110px; \n    }\n\n    .sec6-wrapper * { box-sizing: border-box; }\n\n    .sec6-container {\n        width: 100%;\n        max-width: 1280px;\n        margin: 0 auto;\n    }\n\n    \/* --- Header --- *\/\n    .sec6-header {\n        text-align: center;\n        max-width: 800px;\n        margin: 0 auto 4rem auto;\n    }\n\n    .sec6-eyebrow {\n        display: inline-block;\n        font-size: 0.875rem;\n        font-weight: 700;\n        letter-spacing: 0.05em;\n        color: var(--theme-palette-color-2);\n        text-transform: uppercase;\n        margin-bottom: 1rem;\n        padding-left: 1rem;\n        position: relative;\n    }\n    \n    .sec6-eyebrow::before {\n        content: '';\n        position: absolute;\n        left: 0; top: 50%; transform: translateY(-50%);\n        width: 6px; height: 6px;\n        background-color: var(--theme-palette-color-2);\n        border-radius: 50%;\n    }\n\n    .sec6-title {\n        font-size: 2rem;\n        font-weight: 700;\n        color: var(--app-text-dark);\n        margin-bottom: 1rem;\n        line-height: 1.25;\n    }\n\n    .sec6-intro {\n        font-size: 1.125rem;\n        color: var(--app-text-meta);\n        max-width: 720px;\n        margin: 0 auto;\n        line-height: 1.6;\n    }\n\n    \/* --- SCENARIO GRID --- *\/\n    .scenario-grid {\n        display: grid;\n        grid-template-columns: 1fr;\n        gap: 1.5rem;\n        margin-bottom: 5rem;\n    }\n\n    @media (min-width:690px) {\n        .scenario-grid { grid-template-columns: repeat(2, 1fr); }\n    }\n\n    @media (min-width:1000px) {\n        .scenario-grid { grid-template-columns: repeat(3, 1fr); }\n    }\n\n    .scenario-card {\n        background-color: var(--app-card-bg);\n        border: 1px solid var(--app-border);\n        border-radius: 12px;\n        padding: 1.5rem;\n        transition: transform 0.2s ease, box-shadow 0.2s ease;\n        display: flex;\n        flex-direction: column;\n        height: 100%;\n    }\n\n    .scenario-card:hover {\n        transform: translateY(-4px);\n        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05);\n        border-color: var(--theme-palette-color-2);\n    }\n\n    .sc-title {\n        font-size: 1.1rem;\n        font-weight: 700;\n        color: var(--app-text-dark);\n        margin-bottom: 1rem;\n        min-height: 3em; \/* Align cards *\/\n        display: flex;\n        align-items: center;\n    }\n\n    .sc-tag {\n        display: inline-block;\n        font-size: 0.75rem;\n        font-weight: 700;\n        text-transform: uppercase;\n        padding: 0.25rem 0.5rem;\n        border-radius: 4px;\n        margin-bottom: 1rem;\n    }\n\n    .tag-2pos { background-color: #f1f5f9; color: #475569; }\n    .tag-4pos { background-color: #e0f2fe; color: #0284c7; }\n\n    .sc-detail-row {\n        margin-bottom: 0.75rem;\n        font-size: 0.9rem;\n        line-height: 1.4;\n    }\n\n    .sc-label {\n        font-weight: 600;\n        color: var(--app-text-meta);\n        font-size: 0.8rem;\n        text-transform: uppercase;\n        display: block;\n        margin-bottom: 0.25rem;\n    }\n\n    .sc-value {\n        color: var(--app-text-main);\n    }\n\n    \/* --- DECISION FLOW --- *\/\n    .decision-section {\n        background-color: var(--app-card-bg);\n        border: 1px solid var(--app-border);\n        border-radius: 16px;\n        padding: 2.5rem;\n        margin-bottom: 4rem;\n        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);\n    }\n\n    .decision-header {\n        text-align: center;\n        margin-bottom: 2.5rem;\n    }\n\n    .decision-header h3 {\n        font-size: 1.5rem;\n        font-weight: 700;\n        color: var(--app-text-dark);\n        margin-bottom: 0.5rem;\n    }\n\n    .flow-steps {\n        display: grid;\n        grid-template-columns: 1fr;\n        gap: 2rem;\n    }\n\n    @media (min-width:690px) {\n        .flow-steps { \n            grid-template-columns: repeat(3, 1fr); \n            gap: 1.5rem;\n        }\n    }\n\n    .flow-step-card {\n        position: relative;\n        padding-left: 1rem;\n        border-left: 2px solid var(--step-line);\n    }\n\n    .step-num {\n        display: inline-block;\n        background-color: var(--theme-palette-color-2);\n        color: #fff;\n        font-weight: 700;\n        font-size: 0.75rem;\n        padding: 2px 8px;\n        border-radius: 12px;\n        margin-bottom: 0.75rem;\n    }\n\n    .step-title {\n        font-size: 1.1rem;\n        font-weight: 700;\n        color: var(--app-text-dark);\n        margin-bottom: 0.5rem;\n    }\n\n    .step-desc {\n        font-size: 0.95rem;\n        color: var(--app-text-meta);\n        margin-bottom: 1rem;\n    }\n\n    .step-options {\n        display: flex;\n        flex-direction: column;\n        gap: 0.5rem;\n    }\n\n    .step-opt {\n        background: var(--app-bg);\n        padding: 0.5rem 0.75rem;\n        border-radius: 6px;\n        font-size: 0.85rem;\n        font-weight: 500;\n        color: var(--app-text-main);\n        border: 1px solid var(--app-border);\n    }\n\n    \/* Result Bar *\/\n    .flow-result {\n        margin-top: 2.5rem;\n        padding-top: 2rem;\n        border-top: 1px dashed var(--app-border);\n        display: grid;\n        grid-template-columns: 1fr;\n        gap: 1rem;\n    }\n\n    @media (min-width:690px) {\n        .flow-result { grid-template-columns: 1fr 1fr; }\n    }\n\n    .result-box {\n        padding: 1rem;\n        border-radius: 8px;\n        text-align: center;\n    }\n\n    .res-a { background-color: #f1f5f9; border: 1px solid #e2e8f0; }\n    .res-b { background-color: #e0f2fe; border: 1px solid #bae6fd; }\n\n    .res-title {\n        font-weight: 700;\n        margin-bottom: 0.25rem;\n        display: block;\n    }\n\n    .res-desc {\n        font-size: 0.85rem;\n        color: var(--app-text-meta);\n    }\n\n    \/* --- CHECKLIST --- *\/\n    .checklist-section {\n        max-width: 800px;\n        margin: 0 auto;\n        background-color: var(--app-card-bg);\n        border: 1px solid var(--app-border);\n        border-radius: 12px;\n        padding: 2rem;\n    }\n\n    .cl-title {\n        font-size: 1.25rem;\n        font-weight: 700;\n        color: var(--app-text-dark);\n        margin-bottom: 1.5rem;\n        text-align: center;\n    }\n\n    .cl-grid {\n        display: grid;\n        grid-template-columns: 1fr;\n        gap: 1rem;\n    }\n\n    @media (min-width: 640px) {\n        .cl-grid { grid-template-columns: 1fr 1fr; }\n    }\n\n    .cl-item {\n        display: flex;\n        align-items: center;\n        gap: 0.75rem;\n        padding: 0.75rem;\n        border: 1px solid var(--app-border);\n        border-radius: 6px;\n        transition: background-color 0.2s;\n    }\n\n    .cl-item:hover {\n        background-color: var(--app-bg);\n    }\n\n    .cl-checkbox {\n        width: 20px;\n        height: 20px;\n        border: 2px solid var(--theme-palette-color-2);\n        border-radius: 4px;\n        flex-shrink: 0;\n    }\n\n    .cl-text {\n        font-size: 0.95rem;\n        font-weight: 500;\n        color: var(--app-text-main);\n    }\n\n    \/* --- FOOTER (Cleaned up) --- *\/\n    .sec6-footer {\n        text-align: center;\n        margin-top: 4rem;\n        font-size: 1rem;\n        \/* Links removed as requested *\/\n    }\n<\/style>\n\n<div class=\"sec6-wrapper\" id=\"sec6-applications\">\n    <div class=\"sec6-container\">\n\n        <!-- HEADER -->\n        <div class=\"sec6-header\">\n            <span class=\"sec6-eyebrow\">Application Guide<\/span>\n            <h2 class=\"sec6-title\">Where to Use Two-Position vs Four-Position Loadbreak Switches<\/h2>\n            <p class=\"sec6-intro\">\n                Selecting the correct switch series depends heavily on your distribution network topology and operational requirements. This guide matches common application scenarios with our recommended <strong>loadbreak switch<\/strong> configurations to simplify your preliminary selection process prior to final engineering review.\n            <\/p>\n        <\/div>\n\n        <!-- SCENARIO GRID -->\n        <div class=\"scenario-grid\">\n            \n            <!-- Card 1 -->\n            <div class=\"scenario-card\">\n                <span class=\"sc-tag tag-2pos\">Two-Position<\/span>\n                <h3 class=\"sc-title\">Standard Pad-Mounted Distribution Feeder<\/h3>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Network Condition<\/span>\n                    <span class=\"sc-value\">Simple radial feed system ending at a transformer.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Why<\/span>\n                    <span class=\"sc-value\">Only basic on\/off isolation is needed for maintenance.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Suggested Setup<\/span>\n                    <span class=\"sc-value\">15\/25kV, 3-Phase, Standard Logic<\/span>\n                <\/div>\n            <\/div>\n\n            <!-- Card 2 -->\n            <div class=\"scenario-card\">\n                <span class=\"sc-tag tag-4pos\">Four-Position<\/span>\n                <h3 class=\"sc-title\">Utility Sectionalizing Point<\/h3>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Network Condition<\/span>\n                    <span class=\"sc-value\">Loop feed system where the transformer is a node in a ring.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Why<\/span>\n                    <span class=\"sc-value\">Requires ability to feed from Line A, Line B, or isolate sections.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Suggested Setup<\/span>\n                    <span class=\"sc-value\">15\/25kV, 3-Phase, BBM Logic<\/span>\n                <\/div>\n            <\/div>\n\n            <!-- Card 3 -->\n            <div class=\"scenario-card\">\n                <span class=\"sc-tag tag-2pos\">Two-Position<\/span>\n                <h3 class=\"sc-title\">Industrial Park Branch Distribution<\/h3>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Network Condition<\/span>\n                    <span class=\"sc-value\">Dedicated spur line feeding a single facility transformer.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Why<\/span>\n                    <span class=\"sc-value\">Cost-effective solution where loop switching is handled upstream.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Suggested Setup<\/span>\n                    <span class=\"sc-value\">15\/25kV or 38kV, 3-Phase<\/span>\n                <\/div>\n            <\/div>\n\n            <!-- Card 4 -->\n            <div class=\"scenario-card\">\n                <span class=\"sc-tag tag-4pos\">Four-Position<\/span>\n                <h3 class=\"sc-title\">Backup Source Transfer Node<\/h3>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Network Condition<\/span>\n                    <span class=\"sc-value\">Critical load requiring primary and alternate power sources.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Why<\/span>\n                    <span class=\"sc-value\">Need to switch between Source A and Source B seamlessly.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Suggested Setup<\/span>\n                    <span class=\"sc-value\">15\/25kV, 3-Phase, MBB (if permitted)<\/span>\n                <\/div>\n            <\/div>\n\n            <!-- Card 5 -->\n            <div class=\"scenario-card\">\n                <span class=\"sc-tag tag-2pos\">Two-Position<\/span>\n                <h3 class=\"sc-title\">Renewable\/Intermittent Feeder<\/h3>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Network Condition<\/span>\n                    <span class=\"sc-value\">Solar or wind farm collector transformer.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Why<\/span>\n                    <span class=\"sc-value\">Frequent quick-break isolation required for maintenance cycles.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Suggested Setup<\/span>\n                    <span class=\"sc-value\">38\/40.5kV, 3-Phase, High-Duty<\/span>\n                <\/div>\n            <\/div>\n\n            <!-- Card 6 -->\n            <div class=\"scenario-card\">\n                <span class=\"sc-tag tag-4pos\">Four-Position<\/span>\n                <h3 class=\"sc-title\">High Voltage Class Ring Main<\/h3>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Network Condition<\/span>\n                    <span class=\"sc-value\">35kV+ class loop distribution system.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Why<\/span>\n                    <span class=\"sc-value\">Sectionalizing capability required at higher insulation levels.<\/span>\n                <\/div>\n                <div class=\"sc-detail-row\">\n                    <span class=\"sc-label\">Suggested Setup<\/span>\n                    <span class=\"sc-value\">38\/40.5kV, 3-Phase, BBM<\/span>\n                <\/div>\n            <\/div>\n\n        <\/div>\n\n        <!-- DECISION FLOW -->\n        <div class=\"decision-section\">\n            <div class=\"decision-header\">\n                <h3>Selection Decision Flow<\/h3>\n                <p style=\"color:var(--app-text-meta);\">A simplified 3-step logic to identify your required series.<\/p>\n            <\/div>\n            \n            <div class=\"flow-steps\">\n                <!-- Step 1 -->\n                <div class=\"flow-step-card\">\n                    <span class=\"step-num\">Step 1<\/span>\n                    <h4 class=\"step-title\">Network Objective<\/h4>\n                    <p class=\"step-desc\">Is this for simple isolation or loop\/transfer?<\/p>\n                    <div class=\"step-options\">\n                        <div class=\"step-opt\">A. Isolation (On\/Off) \u2192 Go to 2-Pos<\/div>\n                        <div class=\"step-opt\">B. Routing (A\/B\/Both) \u2192 Go to 4-Pos<\/div>\n                    <\/div>\n                <\/div>\n\n                <!-- Step 2 -->\n                <div class=\"flow-step-card\">\n                    <span class=\"step-num\">Step 2<\/span>\n                    <h4 class=\"step-title\">Electrical Level<\/h4>\n                    <p class=\"step-desc\">Confirm voltage class and phase.<\/p>\n                    <div class=\"step-options\">\n                        <div class=\"step-opt\">15\/25kV Class (Standard)<\/div>\n                        <div class=\"step-opt\">38\/40.5kV Class (High Volt)<\/div>\n                    <\/div>\n                <\/div>\n\n                <!-- Step 3 -->\n                <div class=\"flow-step-card\">\n                    <span class=\"step-num\">Step 3<\/span>\n                    <h4 class=\"step-title\">Switching Logic<\/h4>\n                    <p class=\"step-desc\">Define transition requirement.<\/p>\n                    <div class=\"step-options\">\n                        <div class=\"step-opt\">Standard (Quick Make\/Break)<\/div>\n                        <div class=\"step-opt\">BBM (Break-Before-Make)<\/div>\n                        <div class=\"step-opt\">MBB (Make-Before-Break)<\/div>\n                    <\/div>\n                <\/div>\n            <\/div>\n\n            <div class=\"flow-result\">\n                <div class=\"result-box res-a\">\n                    <span class=\"res-title\">Result A: Two-Position Series<\/span>\n                    <span class=\"res-desc\">Best for radial feeds & simple isolation.<\/span>\n                <\/div>\n                <div class=\"result-box res-b\">\n                    <span class=\"res-title\">Result B: Four-Position Series<\/span>\n                    <span class=\"res-desc\">Best for loop feeds & source transfer.<\/span>\n                <\/div>\n            <\/div>\n        <\/div>\n\n        <!-- RFQ CHECKLIST -->\n        <div class=\"checklist-section\">\n            <h3 class=\"cl-title\">RFQ Readiness Checklist<\/h3>\n            <div class=\"cl-grid\">\n                <div class=\"cl-item\">\n                    <div class=\"cl-checkbox\"><\/div>\n                    <span class=\"cl-text\">Series type (Two vs Four-position)<\/span>\n                <\/div>\n                <div class=\"cl-item\">\n                    <div class=\"cl-checkbox\"><\/div>\n                    <span class=\"cl-text\">Voltage class (15\/25kV or 38kV)<\/span>\n                <\/div>\n                <div class=\"cl-item\">\n                    <div class=\"cl-checkbox\"><\/div>\n                    <span class=\"cl-text\">Phase configuration (1 or 3-Phase)<\/span>\n                <\/div>\n                <div class=\"cl-item\">\n                    <div class=\"cl-checkbox\"><\/div>\n                    <span class=\"cl-text\">Switching Logic (BBM or MBB)<\/span>\n                <\/div>\n                <div class=\"cl-item\">\n                    <div class=\"cl-checkbox\"><\/div>\n                    <span class=\"cl-text\">Transformer integration method<\/span>\n                <\/div>\n                <div class=\"cl-item\">\n                    <div class=\"cl-checkbox\"><\/div>\n                    <span class=\"cl-text\">Quantity & Project Timeline<\/span>\n                <\/div>\n            <\/div>\n        <\/div>\n\n    <\/div>\n<\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-a69bfaf\" data-block-id=\"a69bfaf\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-a69bfaf-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-12c8622\" data-v=\"4\" data-block-id=\"12c8622\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-12c8622-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-12c8622-inner-blocks\">\n<style>\n    \/* --- CSS Variables Scope: Limited to SEC8 --- *\/\n    .sec8-wrapper {\n        \/* Theme Colors *\/\n        --theme-palette-color-2: #78d3ca; \/* Cyan\/Teal Main *\/\n        \n        \/* Quality Palette *\/\n        --qual-bg: #f8fafc;        \/* Slate 50 *\/\n        --qual-card-bg: #ffffff;   \/* White *\/\n        --qual-border: #e2e8f0;    \/* Slate 200 *\/\n        --qual-text-main: #334155; \/* Slate 700 *\/\n        --qual-text-dark: #0f172a; \/* Slate 900 *\/\n        --qual-text-meta: #64748b; \/* Slate 500 *\/\n        --qual-table-head: #f1f5f9; \/* Slate 100 *\/\n        \n        background-color: var(--qual-bg);\n        width: 100%;\n        padding: 6rem 1.5rem;\n        font-family: \"Inter\", system-ui, -apple-system, sans-serif;\n        color: var(--qual-text-main);\n        line-height: 1.5;\n        box-sizing: border-box;\n        \n        \/* Anchor Positioning Fix *\/\n        scroll-margin-top: 110px; \n    }\n\n    .sec8-wrapper * { box-sizing: border-box; }\n\n    .sec8-container {\n        width: 100%;\n        max-width: 1280px;\n        margin: 0 auto;\n    }\n\n    \/* --- Header --- *\/\n    .sec8-header {\n        text-align: center;\n        max-width: 800px;\n        margin: 0 auto 4rem auto;\n    }\n\n    .sec8-eyebrow {\n        display: inline-block;\n        font-size: 0.875rem;\n        font-weight: 700;\n        letter-spacing: 0.05em;\n        color: var(--theme-palette-color-2);\n        text-transform: uppercase;\n        margin-bottom: 1rem;\n        padding-left: 1rem;\n        position: relative;\n    }\n    \n    .sec8-eyebrow::before {\n        content: '';\n        position: absolute;\n        left: 0; top: 50%; transform: translateY(-50%);\n        width: 6px; height: 6px;\n        background-color: var(--theme-palette-color-2);\n        border-radius: 50%;\n    }\n\n    .sec8-title {\n        font-size: 2rem;\n        font-weight: 700;\n        color: var(--qual-text-dark);\n        margin-bottom: 1rem;\n        line-height: 1.25;\n    }\n\n    .sec8-intro {\n        font-size: 1.125rem;\n        color: var(--qual-text-meta);\n        max-width: 760px;\n        margin: 0 auto;\n        line-height: 1.6;\n    }\n\n    \/* --- SECTION TITLE --- *\/\n    .sec8-sub-title {\n        font-size: 1.25rem;\n        font-weight: 700;\n        color: var(--qual-text-dark);\n        margin-bottom: 1.5rem;\n        display: flex;\n        align-items: center;\n    }\n\n    .sec8-sub-title::before {\n        content: '';\n        display: block;\n        width: 4px;\n        height: 24px;\n        background-color: var(--theme-palette-color-2);\n        margin-right: 12px;\n        border-radius: 2px;\n    }\n\n    \/* --- QC GRID --- *\/\n    .sec8-qc-grid {\n        display: grid;\n        grid-template-columns: 1fr;\n        gap: 1.5rem;\n        margin-bottom: 5rem;\n    }\n\n    @media (min-width: 640px) {\n        .sec8-qc-grid { grid-template-columns: repeat(2, 1fr); }\n    }\n\n    @media (min-width:1000px) {\n        .sec8-qc-grid { grid-template-columns: repeat(3, 1fr); }\n    }\n\n    .qc-card {\n        background-color: var(--qual-card-bg);\n        border: 1px solid var(--qual-border);\n        border-radius: 12px;\n        padding: 1.5rem;\n        box-shadow: 0 2px 4px rgba(0,0,0,0.02);\n        transition: transform 0.2s ease;\n    }\n\n    .qc-card:hover {\n        transform: translateY(-2px);\n        box-shadow: 0 8px 12px rgba(0,0,0,0.04);\n        border-color: var(--theme-palette-color-2);\n    }\n\n    .qc-num {\n        display: inline-block;\n        font-size: 0.75rem;\n        font-weight: 700;\n        color: var(--qual-text-meta);\n        border: 1px solid var(--qual-border);\n        padding: 2px 8px;\n        border-radius: 99px;\n        margin-bottom: 1rem;\n    }\n\n    .qc-title {\n        font-size: 1.1rem;\n        font-weight: 700;\n        color: var(--qual-text-dark);\n        margin-bottom: 0.75rem;\n    }\n\n    .qc-desc {\n        font-size: 0.9rem;\n        color: var(--qual-text-main);\n        line-height: 1.5;\n        margin-bottom: 0.5rem;\n    }\n\n    .qc-result {\n        font-size: 0.85rem;\n        color: var(--qual-text-meta);\n        border-top: 1px dashed var(--qual-border);\n        padding-top: 0.5rem;\n        margin-top: auto;\n    }\n\n    \/* --- DOC TABLE --- *\/\n    .doc-table-wrapper {\n        background-color: var(--qual-card-bg);\n        border: 1px solid var(--qual-border);\n        border-radius: 12px;\n        overflow-x: auto;\n        margin-bottom: 5rem;\n        box-shadow: 0 2px 4px rgba(0,0,0,0.02);\n    }\n\n    .doc-table {\n        width: 100%;\n        border-collapse: collapse;\n        min-width: 700px;\n        font-size: 0.95rem;\n    }\n\n    .doc-table th {\n        background-color: var(--qual-table-head);\n        color: var(--qual-text-dark);\n        font-weight: 700;\n        text-align: left;\n        padding: 1rem 1.5rem;\n        border-bottom: 1px solid var(--qual-border);\n    }\n\n    .doc-table td {\n        padding: 1rem 1.5rem;\n        border-bottom: 1px solid var(--qual-border);\n        color: var(--qual-text-main);\n    }\n\n    .doc-table tr:last-child td { border-bottom: none; }\n    .doc-table tr:hover td { background-color: #f8fafc; }\n\n    .doc-status-avail {\n        display: inline-block;\n        font-size: 0.75rem;\n        font-weight: 600;\n        color: #059669;\n        background-color: #d1fae5;\n        padding: 2px 8px;\n        border-radius: 4px;\n    }\n\n    .doc-status-req {\n        display: inline-block;\n        font-size: 0.75rem;\n        font-weight: 600;\n        color: #0284c7;\n        background-color: #e0f2fe;\n        padding: 2px 8px;\n        border-radius: 4px;\n    }\n\n    \/* --- DELIVERY GRID --- *\/\n    .sec8-delivery-grid {\n        display: grid;\n        grid-template-columns: 1fr;\n        gap: 2rem;\n        margin-bottom: 2rem;\n    }\n\n    @media (min-width:690px) {\n        .sec8-delivery-grid { grid-template-columns: repeat(3, 1fr); }\n    }\n\n    .delivery-block {\n        background-color: var(--qual-card-bg);\n        border-left: 4px solid var(--theme-palette-color-2);\n        padding: 1.5rem;\n        border-radius: 4px;\n        box-shadow: 0 2px 4px rgba(0,0,0,0.02);\n    }\n\n    .db-title {\n        font-size: 1rem;\n        font-weight: 700;\n        color: var(--qual-text-dark);\n        margin-bottom: 0.75rem;\n    }\n\n    .db-text {\n        font-size: 0.9rem;\n        color: var(--qual-text-meta);\n        line-height: 1.5;\n    }\n\n    \/* --- FOOTER --- *\/\n    .sec8-footer {\n        text-align: center;\n        margin-top: 4rem;\n        padding-top: 2rem;\n        border-top: 1px solid var(--qual-border);\n        font-size: 1rem;\n        color: var(--qual-text-dark);\n        font-weight: 500;\n    }\n<\/style>\n\n<div class=\"sec8-wrapper\" id=\"sec8-quality-docs\">\n    <div class=\"sec8-container\">\n\n        <!-- HEADER -->\n        <div class=\"sec8-header\">\n            <span class=\"sec8-eyebrow\">Quality & Delivery<\/span>\n            <h2 class=\"sec8-title\">Quality Control, Technical Documentation, and Export Delivery<\/h2>\n            <p class=\"sec8-intro\">\n                ZeeyiElec ensures every <strong>loadbreak switch<\/strong> is backed by a traceable quality control process, comprehensive technical documentation, and coordinated export support to minimize project risk.\n            <\/p>\n        <\/div>\n\n        <!-- 1. QC GRID -->\n        <h3 class=\"sec8-sub-title\">Quality Control Process<\/h3>\n        <div class=\"sec8-qc-grid\">\n            <div class=\"qc-card\">\n                <span class=\"qc-num\">Node 01<\/span>\n                <h4 class=\"qc-title\">Incoming Material Verification<\/h4>\n                <p class=\"qc-desc\">Rigorous check of raw copper, insulation materials, and spring steel grades against specifications.<\/p>\n                <div class=\"qc-result\">Output: Material Traceability Log<\/div>\n            <\/div>\n            <div class=\"qc-card\">\n                <span class=\"qc-num\">Node 02<\/span>\n                <h4 class=\"qc-title\">Component & Assembly Inspection<\/h4>\n                <p class=\"qc-desc\">Dimensional verification of machined parts and preliminary assembly alignment checks.<\/p>\n                <div class=\"qc-result\">Output: Dimensional Check Sheet<\/div>\n            <\/div>\n            <div class=\"qc-card\">\n                <span class=\"qc-num\">Node 03<\/span>\n                <h4 class=\"qc-title\">Functional Switching Check<\/h4>\n                <p class=\"qc-desc\">Manual operation test for torque consistency and mechanical latching reliability.<\/p>\n                <div class=\"qc-result\">Output: Mechanical Operation Pass<\/div>\n            <\/div>\n            <div class=\"qc-card\">\n                <span class=\"qc-num\">Node 04<\/span>\n                <h4 class=\"qc-title\">Routine Electrical Verification<\/h4>\n                <p class=\"qc-desc\">Power frequency withstand and contact resistance testing per batch requirements.<\/p>\n                <div class=\"qc-result\">Output: Routine Test Report<\/div>\n            <\/div>\n            <div class=\"qc-card\">\n                <span class=\"qc-num\">Node 05<\/span>\n                <h4 class=\"qc-title\">Final Visual & Marking Inspection<\/h4>\n                <p class=\"qc-desc\">Verification of nameplate data, phase markings, and cosmetic surface finish.<\/p>\n                <div class=\"qc-result\">Output: Final QC Stamp<\/div>\n            <\/div>\n            <div class=\"qc-card\">\n                <span class=\"qc-num\">Node 06<\/span>\n                <h4 class=\"qc-title\">Packing Integrity Check<\/h4>\n                <p class=\"qc-desc\">Physical inspection of export-grade crate reinforcement and moisture protection.<\/p>\n                <div class=\"qc-result\">Output: Packing Photo Proof<\/div>\n            <\/div>\n        <\/div>\n\n        <!-- 2. DOC MATRIX -->\n        <h3 class=\"sec8-sub-title\">Documentation Availability Matrix<\/h3>\n        <div class=\"doc-table-wrapper\">\n            <table class=\"doc-table\">\n                <thead>\n                    <tr>\n                        <th style=\"width: 30%;\">Document Type<\/th>\n                        <th style=\"width: 35%;\">Typical Use<\/th>\n                        <th style=\"width: 15%;\">Availability<\/th>\n                        <th style=\"width: 20%;\">Note<\/th>\n                    <\/tr>\n                <\/thead>\n                <tbody>\n                    <tr>\n                        <td>Product Datasheet<\/td>\n                        <td>Initial specification & selection<\/td>\n                        <td><span class=\"doc-status-avail\">Standard<\/span><\/td>\n                        <td>Digital PDF format<\/td>\n                    <\/tr>\n                    <tr>\n                        <td>Model Confirmation Sheet<\/td>\n                        <td>Order accuracy verification<\/td>\n                        <td><span class=\"doc-status-avail\">Standard<\/span><\/td>\n                        <td>Signed before production<\/td>\n                    <\/tr>\n                    <tr>\n                        <td>Routine Test Record<\/td>\n                        <td>Quality assurance record<\/td>\n                        <td><span class=\"doc-status-req\">Project Scope<\/span><\/td>\n                        <td>Batch-based testing data<\/td>\n                    <\/tr>\n                    <tr>\n                        <td>Installation Guidance<\/td>\n                        <td>Site assembly & maintenance<\/td>\n                        <td><span class=\"doc-status-avail\">Standard<\/span><\/td>\n                        <td>English manual included<\/td>\n                    <\/tr>\n                    <tr>\n                        <td>Packing List<\/td>\n                        <td>Logistics & customs clearance<\/td>\n                        <td><span class=\"doc-status-avail\">Standard<\/span><\/td>\n                        <td>Detailed crate contents<\/td>\n                    <\/tr>\n                    <tr>\n                        <td>Commercial Invoice<\/td>\n                        <td>Payment & import duty<\/td>\n                        <td><span class=\"doc-status-avail\">Standard<\/span><\/td>\n                        <td>Official export format<\/td>\n                    <\/tr>\n                    <tr>\n                        <td>Certificate of Origin<\/td>\n                        <td>Tariff preference (e.g., Form E\/A)<\/td>\n                        <td><span class=\"doc-status-req\">On Request<\/span><\/td>\n                        <td>Issued by relevant authority<\/td>\n                    <\/tr>\n                <\/tbody>\n            <\/table>\n        <\/div>\n\n        <!-- 3. DELIVERY SUPPORT -->\n        <h3 class=\"sec8-sub-title\">Export Delivery Support<\/h3>\n        <div class=\"sec8-delivery-grid\">\n            <div class=\"delivery-block\">\n                <h4 class=\"db-title\">Technical & Commercial Alignment<\/h4>\n                <p class=\"db-text\">Seamless coordination between engineering drawings and commercial terms to ensure the ordered configuration is what gets built.<\/p>\n            <\/div>\n            <!-- Updated to avoid overlapping with QC Packing Check -->\n            <div class=\"delivery-block\">\n                <h4 class=\"db-title\">Global Logistics & Customs Support<\/h4>\n                <p class=\"db-text\">End-to-end vessel booking assistance and customs documentation handling (FOB\/CIF) to ensure smooth port clearance.<\/p>\n            <\/div>\n            <div class=\"delivery-block\">\n                <h4 class=\"db-title\">Lead-Time Communication<\/h4>\n                <p class=\"db-text\">Transparent production scheduling and proactive updates on order status, from manufacturing to vessel booking.<\/p>\n            <\/div>\n        <\/div>\n\n        <!-- CLOSING -->\n        <div class=\"sec8-footer\">\n            For loadbreak switch projects, quality execution, document clarity, and delivery coordination are managed as one integrated export workflow.\n        <\/div>\n\n    <\/div>\n<\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-d959bba\" data-block-id=\"d959bba\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-d959bba-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-43e0391\" data-v=\"4\" data-block-id=\"43e0391\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-43e0391-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-43e0391-inner-blocks\">\n<!-- =========================================================================\n     SEC9: FAQ & Resources (Loadbreak Switches)\n     Style Reference: Light FAQ Layer + Horizontal Resources Bar\n     Data Basis: User-provided PAA map + page positioning for Loadbreak Switch series\n     Notes:\n     - Keep exactly 2 resource links (1 internal + 1 authority external)\n     - target=\"_blank\" + rel=\"noopener\" on external link only\n     ========================================================================= -->\n\n<style>\n  \/* --- SEC9 Scoped Variables --- *\/\n  .sec9-wrapper {\n    --faq-bg: #f9fafb;\n    --faq-card-bg: #ffffff;\n    --faq-text-dark: #0f172a;\n    --faq-text-body: #334155;\n    --faq-text-light: #64748b;\n    --faq-border: #e2e8f0;\n    --faq-cyan: var(--theme-palette-color-2, #78d3ca);\n    --faq-link: #2563eb;\n\n    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, sans-serif;\n    line-height: 1.6;\n    color: var(--faq-text-body);\n    box-sizing: border-box;\n  }\n\n  .sec9-wrapper *,\n  .sec9-wrapper *::before,\n  .sec9-wrapper *::after {\n    box-sizing: inherit;\n  }\n\n  \/* --- Layout --- *\/\n  .faq-section {\n    width: 100%;\n    background: var(--faq-bg);\n    border-top: 1px solid var(--faq-border);\n    padding: 80px 0 96px;\n  }\n\n  .faq-container {\n    width: 100%;\n    max-width: 1280px;\n    margin: 0 auto;\n    padding: 0 24px;\n  }\n\n  \/* --- Header --- *\/\n  .faq-header {\n    max-width: 860px;\n    margin-bottom: 32px;\n  }\n\n  .faq-eyebrow {\n    display: inline-block;\n    margin-bottom: 12px;\n    font-size: 14px;\n    font-weight: 700;\n    letter-spacing: 0.06em;\n    text-transform: uppercase;\n    color: var(--faq-cyan);\n  }\n\n  .faq-title {\n    margin: 0 0 12px 0;\n    font-size: 32px;\n    line-height: 1.25;\n    font-weight: 700;\n    color: var(--faq-text-dark);\n    letter-spacing: -0.02em;\n  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class=\"sec9-wrapper\">\n  <section class=\"faq-section\" id=\"sec9-faq-resources\">\n    <div class=\"faq-container\">\n\n      <!-- Header -->\n      <div class=\"faq-header\">\n        <span class=\"faq-eyebrow\">FAQ & Resources<\/span>\n        <h2 class=\"faq-title\">Loadbreak Switch FAQs & Practical Selection Notes<\/h2>\n        <p class=\"faq-intro\">\n          Answers based on real buyer questions: usage boundaries, breaker\/disconnect differences, current capability,\n          service life, and RMU-related application context for two-position and four-position loadbreak switches.\n        <\/p>\n      <\/div>\n\n      <!-- Resources Bar: exactly 2 links -->\n      <div class=\"resources-bar\">\n        <h3 class=\"res-title\">Related Resources<\/h3>\n        <ul class=\"res-list\">\n          <li class=\"res-item\">\n            <span class=\"res-label\">Internal Category:<\/span>\n            <a href=\"\/transformer-accessories\/\" class=\"res-link\">Explore Transformer Accessories<\/a>\n          <\/li>\n          <li class=\"res-item\">\n            <span class=\"res-label\">External Standard:<\/span>\n            <a href=\"https:\/\/www.nfpa.org\/codes-and-standards\/nfpa-70\" target=\"_blank\" rel=\"noopener\" class=\"res-link\">\n              NFPA 70 (NEC) Overview <span class=\"res-icon-ext\">\u2197<\/span>\n            <\/a>\n          <\/li>\n        <\/ul>\n      <\/div>\n\n      <!-- FAQ Grid -->\n      <div class=\"faq-list-col\">\n\n        <!-- 1 -->\n        <div class=\"faq-item active\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            What are loadbreak switches used for?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\" style=\"max-height: 220px;\">\n            <div class=\"faq-answer-inner\">\n              Loadbreak switches are used to make and break normal load current in medium-voltage systems, especially\n              in oil-filled distribution transformer and pad-mounted switching points. They are not intended to clear\n              high short-circuit fault current by themselves.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 2 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            What is the difference between a breaker and a loadbreak switch?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              A circuit breaker is designed for fault interruption with protection coordination, while a loadbreak\n              switch is mainly for operational switching under rated load current. In many architectures, loadbreak\n              switches are paired with upstream\/downstream protection devices.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 3 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            Is a loadbreak switch the same as a disconnect switch (isolator)?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              No. A disconnect\/isolator is generally for visible isolation and is typically operated under no-load\n              conditions. A loadbreak switch is designed to switch rated load current safely, with arc-control design\n              appropriate for load interruption.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 4 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            Is a loadbreak switch an isolator?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              Functionally they are different devices. Some switchgear topologies combine isolation and switching\n              functions in one assembly, but device rating, duty classification, and operating procedure must be\n              checked against the project specification before substitution.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 5 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            How much current can a loadbreak switch interrupt?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              It can interrupt rated load current within its assigned duty and voltage class (for this page, typical\n              rated current is 630A by model family). Fault current interruption duty is not equivalent to a breaker;\n              verify thermal\/dynamic withstand and system protection coordination together.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 6 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            What is the difference between a recloser and a loadbreak switch?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              A recloser performs automatic fault interruption and reclosing logic. A loadbreak switch is typically a\n              manual (or motorized) operational switching device for load transfer\/sectional operation, without\n              built-in reclose protection behavior.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 7 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            What is the difference between a loadbreak switch and an RMU?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              RMU (Ring Main Unit) is a complete distribution switchgear assembly. A loadbreak switch is one functional\n              switching element that may be integrated into RMU architecture or transformer switching arrangements.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 8 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            What are common problems with loadbreak switches?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              Common issues include contact wear, mechanism stiffness, sealing degradation, and operating linkage\n              misalignment. In field practice, incorrect operation sequence and unmatched duty class are frequent\n              root causes of premature failure.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 9 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            What is the typical lifespan of a loadbreak switch?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              Service life depends on operation frequency, load profile, environment, and maintenance quality. For this\n              family, referenced mechanical life is 2,000 operations minimum in the provided technical data; practical\n              lifetime should be validated by duty cycle and inspection plan.\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <!-- 10 -->\n        <div class=\"faq-item\">\n          <button class=\"faq-question\" onclick=\"toggleFaq(this)\">\n            What is the 80% breaker rule, and does it apply to loadbreak switch selection?\n            <span class=\"faq-icon\"><\/span>\n          <\/button>\n          <div class=\"faq-answer\">\n            <div class=\"faq-answer-inner\">\n              The \u201c80% rule\u201d is generally discussed in low-voltage breaker loading context. Medium-voltage loadbreak\n              switch selection should follow equipment standards, nameplate ratings, temperature rise limits, and\n              project engineering requirements rather than directly copying LV branch-circuit rules.\n            <\/div>\n          <\/div>\n        <\/div>\n\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <script>\n    function toggleFaq(button) {\n      const item = button.parentElement;\n      const answer = item.querySelector('.faq-answer');\n      const isActive = item.classList.contains('active');\n\n      document.querySelectorAll('.sec9-wrapper .faq-item').forEach((other) => {\n        if (other !== item) {\n          other.classList.remove('active');\n          const otherAnswer = other.querySelector('.faq-answer');\n          otherAnswer.style.maxHeight = null;\n        }\n      });\n\n      if (isActive) {\n        item.classList.remove('active');\n        answer.style.maxHeight = null;\n      } else {\n        item.classList.add('active');\n        answer.style.maxHeight = answer.scrollHeight + 'px';\n      }\n    }\n  <\/script>\n<\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Transformer Accessories Series Loadbreak Switches for Pad-Mounted Distribution Transformers Engineered for reliable switching in oil-immersed transformer systems. ZeeyiElec loadbreak switch portfolio covers Two-Position and Four-Position Sectionalizing designs with hook-stick operation, stored-energy quick action, and model options for 1-phase and 3-phase applications. Two-Position &#038; Four-Position Options \u2022 Hook-Stick Operable Mechanism \u2022 Export Engineering Support Request Quote [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":781,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-795","page","type-page","status-publish","hentry"],"blocksy_meta":{"has_hero_section":"disabled","vertical_spacing_source":"custom","content_area_spacing":"bottom","styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_hostinger_reach_plugin_has_subscription_block":false,"_hostinger_reach_plugin_is_elementor":false,"_links":{"self":[{"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/pages\/795","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/comments?post=795"}],"version-history":[{"count":8,"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/pages\/795\/revisions"}],"predecessor-version":[{"id":1389,"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/pages\/795\/revisions\/1389"}],"up":[{"embeddable":true,"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/pages\/781"}],"wp:attachment":[{"href":"https:\/\/zeeyielec.com\/ru\/wp-json\/wp\/v2\/media?parent=795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}