{"id":1447,"date":"2025-11-29T09:06:38","date_gmt":"2025-11-29T09:06:38","guid":{"rendered":"https:\/\/xbrele.com\/?page_id=1447"},"modified":"2025-11-29T15:10:55","modified_gmt":"2025-11-29T15:10:55","slug":"wall-bushings","status":"publish","type":"page","link":"https:\/\/xbrele.com\/de\/switchgear-parts\/wall-bushings\/","title":{"rendered":"Wanddurchf\u00fchrungen und Wandisolatoren (12 kV\u201340,5 kV)"},"content":{"rendered":"\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-4f144ca\" data-block-id=\"4f144ca\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-4f144ca-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-78f0718\" data-v=\"4\" data-block-id=\"78f0718\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-78f0718-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-78f0718-inner-blocks\">\n<section id=\"sec1-bushing-hero\" style=\"position:relative;overflow:hidden;background-color:#020617;color:#e5e7eb;padding:200px 0 128px;\">\n  <style>\n    \/* \u57fa\u7840\u5b57\u4f53\u4e0e\u5bb9\u5668 *\/\n    #sec1-bushing-hero { \n      font-family: system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Arial, sans-serif; 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letter-spacing: .12em; \n      text-transform: uppercase; border: 1px solid rgba(148, 163, 184, .55); \n      background: rgba(15, 23, 42, .45); backdrop-filter: blur(14px); color: #e5e7eb; \n    }\n\n    \/* \u53f3\u4fa7\u53c2\u6570\u5361\u7247\u6837\u5f0f *\/\n    #sec1-bushing-hero .hero-card { \n      position: relative; border-radius: 20px; padding: 22px 22px 18px; \n      background: radial-gradient(circle at top left, rgba(56, 189, 248, .15) 0, rgba(15, 23, 42, .95) 40%, rgba(15, 23, 42, 1) 100%); \n      border: 1px solid rgba(148, 163, 184, .4); \n      box-shadow: 0 18px 45px rgba(15, 23, 42, .9); \n      color: #e5e7eb; \n    }\n    #sec1-bushing-hero .hero-card h3 { \n      font-size: 15px; text-transform: uppercase; letter-spacing: .16em; \n      color: #bae6fd; margin: 0 0 10px; \n    }\n    #sec1-bushing-hero .hero-card p { \n      font-size: 13px; line-height: 1.7; color: #cbd5f5; margin: 0 0 16px; \n    }\n    #sec1-bushing-hero .spec-grid { \n      display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); \n      gap: 12px 20px; font-size: 12px; \n    }\n    .spec-label { \n      text-transform: uppercase; letter-spacing: .12em; color: #9ca3af; \n      margin-bottom: 2px; font-size: 11px; \n    }\n    .spec-value { \n      font-weight: 500; color: #e5e7eb; \n    }\n\n    \/* \u54cd\u5e94\u5f0f\u9002\u914d *\/\n    @media(max-width:1000px){ \n      #sec1-bushing-hero .hero-grid{ grid-template-columns: 1fr; } \n    }\n    @media(max-width:690px){ \n      #sec1-bushing-hero h1{ font-size: 32px; } \n      #sec1-bushing-hero .hero-shell{ padding: 0 20px; } \n    }\n  <\/style>\n\n  <div class=\"hero-shell\">\n    <div class=\"hero-grid\">\n\n      <div>\n        <div class=\"kicker\">Medium Voltage Insulation Components<\/div>\n\n        <h1>Wall Bushings &#038; Through-Wall Insulators (12kV-40.5kV)<\/h1>\n\n        <p class=\"sub\">\n          XBRELE\u2019s <strong>Epoxy Wall Bushings<\/strong> (also known as <strong>Through-Wall Insulators<\/strong>) provide reliable electrical isolation for busbars passing through grounded partitions. Featuring TG3 (KYN28) and Gas-Tight (GIS) series, molded via APG technology for zero partial discharge.\n        <\/p>\n\n        <div class=\"badges\">\n          <span class=\"badge\">TG3 Series<\/span>\n          <span class=\"badge\">GIS Gas-Tight<\/span>\n          <span class=\"badge\">Eco-Cabinet<\/span>\n          <span class=\"badge\">IEC 60137 Standard<\/span>\n        <\/div>\n      <\/div>\n\n      <aside class=\"hero-card\">\n        <h3>Series Overview<\/h3>\n        <p>\n          Designed for high mechanical bending loads and superior dielectric strength. Available in rectangular flange (Air) and cone interface (Gas) configurations.\n        <\/p>\n\n        <div class=\"spec-grid\">\n          <div>\n            <div class=\"spec-label\">Voltage Rating<\/div>\n            <div class=\"spec-value\">12 \/ 24 \/ 40.5 kV<\/div>\n          <\/div>\n          <div>\n            <div class=\"spec-label\">Current Range<\/div>\n            <div class=\"spec-value\">630A \u2013 3150A<\/div>\n          <\/div>\n          <div>\n            <div class=\"spec-label\">Technology<\/div>\n            <div class=\"spec-value\">APG Epoxy Resin<\/div>\n          <\/div>\n          <div>\n            <div class=\"spec-label\">Applications<\/div>\n            <div class=\"spec-value\">KYN28 \/ GIS \/ RMU<\/div>\n          <\/div>\n        <\/div>\n      <\/aside>\n\n    <\/div>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-4ba9753\" data-block-id=\"4ba9753\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-4ba9753-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-e81b5ec\" data-v=\"4\" data-block-id=\"e81b5ec\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-e81b5ec-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-e81b5ec-inner-blocks\">\n<section id=\"sec2-bushing-overview\" style=\"background:#ffffff;padding:90px 0 105px;color:#0f172a;\">\n  <style>\n    \/* ID \u5df2\u66f4\u65b0\u4e3a bushing-overview \u4ee5\u5339\u914d\u65b0\u9875\u9762 *\/\n    #sec2-bushing-overview{font-family:system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",Arial,sans-serif;}\n    #sec2-bushing-overview .ckg-shell{max-width:1600px;margin:0 auto;padding:0 5vw;}\n    #sec2-bushing-overview .overview-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:52px;align-items:center;}\n    \n    #sec2-bushing-overview .kicker{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:600;color:#38bdf8;margin-bottom:10px;}\n    #sec2-bushing-overview h2{font-size:28px;margin:0 0 14px;color:#0f172a;}\n    #sec2-bushing-overview p{font-size:16px;line-height:1.85;margin:0 0 16px;color:#4b5563;}\n    \n    #sec2-bushing-overview .apps-box{background:#f9fafb;padding:22px 24px 20px;border-radius:18px;border:1px solid #e5e7eb;}\n    #sec2-bushing-overview .apps-box h3{font-size:15px;margin:0 0 12px;text-transform:uppercase;letter-spacing:.14em;color:#6b7280;}\n    \n    #sec2-bushing-overview ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;font-size:14px;color:#374151;}\n    #sec2-bushing-overview ul li{position:relative;padding-left:16px;line-height:1.7;}\n    #sec2-bushing-overview ul li::before{content:\"\";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:999px;background:#38bdf8;}\n    \n    @media(max-width:1000px){#sec2-bushing-overview .overview-grid{grid-template-columns:1fr;}}\n  <\/style>\n\n  <div class=\"ckg-shell\">\n    <div class=\"overview-grid\">\n      \n      <div>\n        <div class=\"kicker\">Technical Overview<\/div>\n        \n        <h2>High-Performance Epoxy Wall Bushings for Switchgear Isolation<\/h2>\n\n        <p>\n          XBRELE <strong>Wall Bushings<\/strong> (technically defined as <strong>Through-Wall Insulators<\/strong>) serve as the vital link in medium voltage distribution systems. They are designed to carry high-voltage conductors through the grounded metal partitions of switchgear cabinets, providing both electrical insulation and robust mechanical support for <strong>12kV, 24kV, and 40.5kV<\/strong> busbars.\n        <\/p>\n\n        <p>\n          Our TG3 and GIS series are manufactured using advanced <strong>APG (Automatic Pressure Gelation)<\/strong> technology with premium epoxy resin. This process ensures a void-free internal structure, high bending strength, and excellent resistance to tracking. Every <strong>switchgear bushing<\/strong> undergoes strict quality control to guarantee a <strong>Partial Discharge (PD) level of < 5pC<\/strong>, ensuring long-term reliability in demanding substation environments.\n        <\/p>\n\n        <p>\n          Whether for air-insulated <strong>KYN28 cabinets<\/strong> or SF6 gas-insulated switchgear (GIS), XBRELE bushings ensure seamless compatibility. Our products comply with critical international standards, including\n          <a href=\"https:\/\/webstore.iec.ch\/publication\/2596\" style=\"color:#2563EB;text-decoration:none;\" target=\"_blank\" rel=\"dofollow noopener\">\n            IEC 60137 Insulated bushings for alternating voltages\n          <\/a>, meeting rigorous requirements for lightning impulse withstand voltage (BIL) and thermal stability.\n        <\/p>\n\n        <p style=\"margin-top:14px;font-size:14px;color:#4b5563;\">\n          To explore our full catalog of insulation components, including contact boxes and insulators, please visit our main\n          <a href=\"https:\/\/xbrele.com\/switchgear-parts\/\" style=\"color:#2563EB;text-decoration:none;\">\n            Switchgear Parts &#038; Accessories Directory\n          <\/a>.\n        <\/p>\n      <\/div>\n\n      <aside class=\"apps-box\">\n        <h3>Typical Applications<\/h3>\n        <ul>\n          <li><strong>KYN28\/UniGear Switchgear:<\/strong> Standard TG3 <strong>wall bushings<\/strong> for isolating the busbar compartment from the circuit breaker room.<\/li>\n          <li><strong>SF6 Gas Insulated Switchgear (GIS):<\/strong> Gas-tight <strong>epoxy bushings<\/strong> (Euro-cone interface) for Ring Main Units (RMU).<\/li>\n          <li><strong>Wall-Mounted Substations:<\/strong> High-load <strong>through-wall insulators<\/strong> supporting main busbars up to 3150A.<\/li>\n          <li><strong>Cable Branch Boxes:<\/strong> Specialized double-pass bushings for secure high-voltage cable connections.<\/li>\n        <\/ul>\n      <\/aside>\n      \n    <\/div>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-ef95783\" data-block-id=\"ef95783\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-ef95783-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-98c2b11\" data-v=\"4\" data-block-id=\"98c2b11\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-98c2b11-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-98c2b11-inner-blocks\">\n<section id=\"sec3-product-grid\" style=\"padding:80px 0; 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}\n    .xb-row.selected { background: #EFF6FF; border-left: 4px solid #2563EB; }\n    .xb-row.selected td { color: #1D4ED8; font-weight: 700; }\n\n    @media (max-width: 900px) { \n      .xb-modal-content { height: 90vh; }\n      .xb-modal-layout { grid-template-columns: 1fr; grid-template-rows: 40% 60%; } \n      .xb-col-diagram { border-right: none; border-bottom: 1px solid #E2E8F0; } \n    }\n  <\/style>\n\n  <div class=\"acc-container\">\n    <div class=\"acc-header\">\n      <h2>Wall Bushings &#038; Insulators<\/h2>\n      <p>XBRELE\u2122 Certified Epoxy Components. Select a series to view full dimensions.<\/p>\n    <\/div>\n\n    <div class=\"grid-section-title\">Standard Wall Bushings (Air) <span>KYN28 \/ High Voltage<\/span><\/div>\n    <div class=\"acc-grid\">\n      \n      <div class=\"acc-card\" onclick=\"openXbModal('tg3-12')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-12\">12kV<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-tg3-12kv-series.webp\" alt=\"XBRELE TG3 12kV Series\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">TG3-12kV Rectangular Series<\/div>\n          <div class=\"acc-preview\">\n            <strong>Specs Included:<\/strong>\n            110\u00d7180, 140\u00d7200, 130\u00d7210, 172\u00d7227, 220\u00d7220\n          <\/div>\n          <div class=\"acc-link\">View 6 Drawings<\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"acc-card\" onclick=\"openXbModal('tg3-24')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-24\">24kV<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-tg3-24kv-series.webp\" alt=\"XBRELE TG3 24kV Series\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">TG3-24kV Enhanced Series<\/div>\n          <div class=\"acc-preview\">\n            <strong>Specs Included:<\/strong>\n            175\u00d7255, 180\u00d7180, 190\u00d7190, 220\u00d7220\n          <\/div>\n          <div class=\"acc-link\">View 5 Drawings<\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"acc-card\" onclick=\"openXbModal('tg3-40')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-40\">40.5kV<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-tg3-40kv-series.webp\" alt=\"XBRELE TG3 40.5kV Series\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">TG3-40.5kV Heavy Duty<\/div>\n          <div class=\"acc-preview\">\n            <strong>Specs Included:<\/strong>\n            260\u00d7260\u00d7395, 260\u00d7260\u00d7450, 220\u00d7220\n          <\/div>\n          <div class=\"acc-link\">View 3 Drawings<\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"acc-card\" onclick=\"openXbModal('tg1-square')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-12\">12kV<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-tg1-square-series.webp\" alt=\"XBRELE Square Flange\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">TG1\/TG2 Square Flange<\/div>\n          <div class=\"acc-preview\">\n            <strong>Specs Included:<\/strong>\n            TG1-155 (125\u00d7125), TG2-182 (152\u00d7152), TG4-128\n          <\/div>\n          <div class=\"acc-link\">View 3 Drawings<\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n\n    <div class=\"grid-section-title\">Specialized Bushings <span>GIS &#038; Eco-Cabinet<\/span><\/div>\n    <div class=\"acc-grid\">\n\n      <div class=\"acc-card\" onclick=\"openXbModal('gis-cone')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-gas\">GIS \/ SF6<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-gis-cone-series.webp\" alt=\"XBRELE GIS Cone Bushing\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">GIS Cone Interface<\/div>\n          <div class=\"acc-preview\">\n            <strong>Models Included:<\/strong>\n            Bushing 202 (630A\/1250A), Bushing 235\n          <\/div>\n          <div class=\"acc-link\">View 4 Drawings<\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"acc-card\" onclick=\"openXbModal('gis-double')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-gas\">Cable Box<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-gis-double-series.webp\" alt=\"XBRELE Double Pass Bushing\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">Through \/ Double Pass<\/div>\n          <div class=\"acc-preview\">\n            <strong>Models Included:<\/strong>\n            Bushing 180, 198, 285, 254, 281\n          <\/div>\n          <div class=\"acc-link\">View 5 Drawings<\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"acc-card\" onclick=\"openXbModal('eco-elbow')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-24\">Eco \/ Solid<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-eco-elbow-series.webp\" alt=\"XBRELE Eco Elbow\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">Elbow \/ Side-Expand<\/div>\n          <div class=\"acc-preview\">\n            <strong>Types Included:<\/strong>\n            L-Shape Standard, Type 85, Type 88\n          <\/div>\n          <div class=\"acc-link\">View 3 Drawings<\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"acc-card\" onclick=\"openXbModal('eco-straight')\">\n        <div class=\"acc-img-wrap\">\n          <span class=\"volt-badge badge-24\">Eco \/ Solid<\/span>\n          <img decoding=\"async\" src=\"https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-bushing-eco-straight-series.webp\" alt=\"XBRELE Eco Straight\">\n        <\/div>\n        <div class=\"acc-body\">\n          <div class=\"acc-title\">Eco Outgoing \/ Metering<\/div>\n          <div class=\"acc-preview\">\n            <strong>Types Included:<\/strong>\n            Bushing 260, 265, 250 Metering\n          <\/div>\n          <div class=\"acc-link\">View 4 Drawings<\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <div id=\"xbModal\" class=\"xb-modal-overlay\">\n    <div class=\"xb-modal-content\">\n      <div class=\"xb-modal-header\">\n        <strong class=\"xb-modal-title\" id=\"xbModalTitle\">Details<\/strong>\n        <span class=\"xb-modal-close\" onclick=\"closeXbModal()\">&times;<\/span>\n      <\/div>\n      <div class=\"xb-modal-layout\">\n        <div class=\"xb-col-diagram\">\n          <img decoding=\"async\" id=\"xbModalImg\" src=\"\" alt=\"XBRELE Technical Drawing\">\n          <div id=\"xbImgLabel\" class=\"xb-img-label\">Select a model from the list<\/div>\n        <\/div>\n        <div class=\"xb-col-list\">\n          <table class=\"xb-table\">\n            <thead><tr><th>Model ID<\/th><th>Dim \/ Feature<\/th><th>Note<\/th><\/tr><\/thead>\n            <tbody id=\"xbTableBody\"><\/tbody>\n          <\/table>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <script>\n    \/\/ \u4fee\u6b63\u540e\u7684\u6570\u636e\u6e90\uff1a\u5305\u542b\u6b63\u786e\u7684\u6587\u4ef6\u540d\u8def\u5f84\u548c\u4fee\u6b63\u540e\u7684\u4ea7\u54c1\u540d\u79f0\n    const xbSeriesData = {\n      'tg3-12': {\n        title: 'TG3-12kV Rectangular Series (KYN28)',\n        models: [\n          { name: 'TG3-12kV\/110\u00d7180', spec: '1250A', note: 'Standard', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-12-110.webp' }, \n          { name: 'TG3-12kV\/110\u00d7180\u00d7230', spec: '1250-3150A', note: 'Long Body', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-12-230.webp' },\n          { name: 'TG3-12kV\/140\u00d7200', spec: 'High Cur', note: 'Wide Flange', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-12-140.webp' },\n          { name: 'TG3-12kV\/130\u00d7210', spec: 'Standard', note: 'Alt Size', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-12-130.webp' },\n          { name: 'TG3-12kV\/172\u00d7227', spec: 'Shielded', note: 'With Screen', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-12-172.webp' },\n          { name: 'TG3-12kV\/220\u00d7220\u00d7144', spec: 'High Cur', note: 'Short', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-12-220.webp' }\n        ]\n      },\n      'tg3-24': {\n        title: 'TG3-24kV Series (Standard\/Shielded)',\n        models: [\n          { name: 'TG3-24kV\/175\u00d7255\u00d7310', spec: '1250-2500A', note: 'Standard', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-24-310.webp' },\n          { name: 'TG3-24kV\/175\u00d7255\u00d7218', spec: 'Short', note: 'L:218mm', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-24-218.webp' },\n          { name: 'TG3-24kV\/180\u00d7180\u00d7280', spec: 'Compact', note: 'Square', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-24-180.webp' },\n          { name: 'TG3-24kV\/190\u00d7190\u00d7330', spec: 'Shielded', note: 'With Screen', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-24-190.webp' },\n          { name: 'TG3-24kV\/220\u00d7220\u00d7300', spec: 'High Cur', note: 'Heavy', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-24-300.webp' }\n        ]\n      },\n      'tg3-40': {\n        title: 'TG3-40.5kV Heavy Series (KYN61)',\n        models: [\n          { name: 'TG3-40.5kV\/260\u00d7260\u00d7395', spec: 'Shielded', note: 'L:395mm', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-40-395.webp' },\n          { name: 'TG3-40.5kV\/220\u00d7220\u00d7450', spec: 'Shielded', note: 'Slim', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-40-220.webp' },\n          { name: 'TG3-40.5kV\/260\u00d7260\u00d7450', spec: 'Shielded', note: 'L:450mm', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg3-40-450.webp' }\n        ]\n      },\n      'tg1-square': {\n        title: 'TG1\/TG2\/TG4 Square Flange (Retrofit)',\n        models: [\n          { name: 'TG1-12kV\/155', spec: '125\u00d7125', note: '630-1250A', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg1-155.webp' },\n          { name: 'TG2-12kV\/182', spec: '152\u00d7152', note: 'Standard', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg2-182.webp' },\n          { name: 'TG4-12kV\/128', spec: '100\u00d7100', note: 'Compact', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-tg4-128.webp' }\n        ]\n      },\n      'gis-cone': {\n        title: 'GIS Cone Interface Bushings',\n        models: [\n          { name: 'Bushing 202 (630A)', spec: 'Euro Interface', note: '630A', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-202-630.webp' },\n          { name: 'Bushing 202 (South Grid)', spec: 'Euro Interface', note: '630A', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-202-sg.webp' },\n          { name: 'Bushing 202 (1250A)', spec: 'Heavy Duty', note: '1250A', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-202-1250.webp' },\n          { name: 'Bushing 235', spec: 'Standard', note: 'RMU', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-235.webp' }\n        ]\n      },\n      'gis-double': {\n        title: 'GIS Through \/ Double Pass Bushings',\n        models: [\n          { name: 'Bushing 180', spec: 'Through', note: 'Gas Tight', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-180.webp' },\n          { name: 'Bushing 198', spec: 'Through', note: 'Gas Tight', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-198.webp' },\n          { name: 'Bushing 285', spec: 'Double Pass', note: 'Cable Box', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-285.webp' },\n          { name: 'Bushing 281', spec: 'Double Pass', note: 'Umbrella', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-281.webp' },\n          { name: 'Bushing 254', spec: 'Butt Joint', note: 'Branch Box', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-gis-254.webp' }\n        ]\n      },\n      'eco-elbow': {\n        title: 'Eco-Cabinet Elbow Bushings',\n        models: [\n          { name: 'Side Expand (Elbow)', spec: 'L-Shape', note: 'Eco Gas', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-eco-elbow.webp' },\n          { name: 'Type 85 Side', spec: 'Side Mount', note: 'Eco Gas', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-eco-85.webp' },\n          { name: 'Type 88 Side', spec: 'Side Mount', note: 'Eco Gas', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-eco-88.webp' }\n        ]\n      },\n      'eco-straight': {\n        title: 'Eco-Cabinet Outgoing \/ Metering',\n        models: [\n          { name: 'Bushing 260 Outgoing', spec: 'Straight', note: 'Standard', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-eco-260.webp' },\n          { name: 'Eco Bushing (Small Sheds)', spec: 'Compact', note: 'Outgoing', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-eco-small.webp' },\n          { name: 'Bushing 265 Outgoing', spec: 'Straight', note: 'Eco Gas', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-eco-265.webp' },\n          { name: 'Bushing 250 Metering', spec: 'Sensor', note: 'Metering', img: 'https:\/\/xbrele.com\/wp-content\/uploads\/2025\/11\/xbrele-drawing-eco-250.webp' }\n        ]\n      }\n    };\n\n    \/\/ \u5168\u5c40\u51fd\u6570\uff1a\u786e\u4fdd\u4e0d\u88ab CMS \u4f5c\u7528\u57df\u9694\u79bb\n    window.openXbModal = function(key) {\n      var data = xbSeriesData[key];\n      if(!data) { console.error('Data key not found:', key); return; }\n      \n      var modal = document.getElementById('xbModal');\n      document.getElementById('xbModalTitle').innerText = data.title;\n      var tbody = document.getElementById('xbTableBody');\n      tbody.innerHTML = '';\n      \n      \/\/ \u9ed8\u8ba4\u52a0\u8f7d\u7b2c\u4e00\u5f20\u56fe\n      if(data.models.length > 0) window.updateXbView(data.models[0].img, data.models[0].name);\n\n      \/\/ \u751f\u6210\u4ea4\u4e92\u884c\n      data.models.forEach(function(m, i) {\n        var row = document.createElement('tr');\n        row.className = 'xb-row' + (i === 0 ? ' selected' : '');\n        row.innerHTML = '<td><strong>' + m.name + '<\/strong><\/td><td>' + m.spec + '<\/td><td><span style=\"font-size:12px;color:#64748B\">' + m.note + '<\/span><\/td>';\n        row.onclick = function() {\n          var rows = document.querySelectorAll('.xb-row');\n          for(var j=0; j<rows.length; j++) rows[j].classList.remove('selected');\n          row.classList.add('selected');\n          window.updateXbView(m.img, m.name);\n        };\n        tbody.appendChild(row);\n      });\n      \n      modal.classList.add('active');\n      document.body.style.overflow = 'hidden';\n    };\n\n    window.updateXbView = function(url, label) {\n      var img = document.getElementById('xbModalImg');\n      var lbl = document.getElementById('xbImgLabel');\n      \n      \/\/ 1. \u52a8\u753b\u5f00\u59cb\n      img.style.opacity = 0.5;\n      \n      setTimeout(function() {\n        \/\/ 2. \u66f4\u65b0\u56fe\u7247\u94fe\u63a5\n        img.src = url;\n        \/\/ 3. \u2605\u65b0\u589e\uff1a\u52a8\u6001\u66f4\u65b0 Alt \u6807\u7b7e\uff0c\u786e\u4fdd SEO \u5b8c\u7f8e\u2605\n        img.alt = \"XBRELE \" + label + \" Technical Drawing\"; \n        \/\/ 4. \u66f4\u65b0\u4e0b\u65b9\u6587\u5b57\n        lbl.innerText = label + ' | XBRELE\u2122 Drawing';\n        \/\/ 5. \u52a8\u753b\u7ed3\u675f\n        img.style.opacity = 1;\n      }, 150);\n    };\n\n    window.closeXbModal = function() {\n      document.getElementById('xbModal').classList.remove('active');\n      document.body.style.overflow = 'auto';\n    };\n\n    \/\/ \u70b9\u51fb\u80cc\u666f\u5173\u95ed\n    document.getElementById('xbModal').addEventListener('click', function(e) {\n      if(e.target === this) window.closeXbModal();\n    });\n  <\/script>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-970b0f7\" data-block-id=\"970b0f7\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-970b0f7-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-a85243b\" data-v=\"4\" data-block-id=\"a85243b\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-a85243b-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-a85243b-inner-blocks\">\n<section id=\"sec4-bushing-reliability\" style=\"background:#ffffff;padding:90px 0 100px;\">\n  <style>\n    \/* \u6837\u5f0f\u5b9a\u4e49 *\/\n    #sec4-bushing-reliability{font-family:system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",Arial,sans-serif;color:#0F172A;}\n    #sec4-bushing-reliability .features-shell{max-width:1600px;margin:0 auto;padding:0 5vw;}\n    #sec4-bushing-reliability .sec-header{max-width:850px;margin:0 auto 40px;text-align:center;}\n    \n    #sec4-bushing-reliability .kicker{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:600;color:#38BDF8;margin-bottom:8px;}\n    #sec4-bushing-reliability h2{font-size:28px;margin:0 0 10px;color:#0F172A;}\n    #sec4-bushing-reliability .sec-header p{margin:0;font-size:15px;color:#4B5563;line-height:1.8;}\n\n    #sec4-bushing-reliability .grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:40px;}\n    \n    #sec4-bushing-reliability .card{\n      border-radius:20px;\n      border:1px solid #E5E7EB;\n      background:#F9FAFB;\n      padding:22px 22px 24px;\n      box-shadow:0 14px 32px rgba(15,23,42,.04);\n      display:flex;\n      flex-direction:column;\n      height:100%;\n      transition:all 0.3s ease;\n    }\n    #sec4-bushing-reliability .card:hover{transform:translateY(-5px); border-color:#38BDF8;}\n    \n    #sec4-bushing-reliability .card h3{font-size:17px;margin:0 0 8px;color:#0F172A;}\n    #sec4-bushing-reliability .card .tag{display:inline-flex;padding:3px 10px;border-radius:999px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;background:#0F172A;color:#E5E7EB;margin-bottom:12px;}\n    #sec4-bushing-reliability .card p{font-size:14px;color:#374151;line-height:1.8;margin:0 0 10px;}\n    #sec4-bushing-reliability .card ul{list-style:none;padding:0;margin:6px 0 0;font-size:14px;color:#4B5563;}\n    #sec4-bushing-reliability .card li{position:relative;padding-left:16px;margin-bottom:6px;line-height:1.7;}\n    #sec4-bushing-reliability .card li::before{content:\"\";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:999px;background:#38BDF8;}\n    \n    \/* \u94fe\u63a5\u6837\u5f0f *\/\n    .text-link { color: #2563EB; text-decoration: none; font-weight: 500; border-bottom: 1px solid transparent; transition: 0.2s; }\n    .text-link:hover { border-bottom-color: #2563EB; }\n\n    @media(max-width:1000px){#sec4-bushing-reliability .grid{grid-template-columns:repeat(2,minmax(0,1fr));}}\n    @media(max-width:690px){\n      #sec4-bushing-reliability .features-shell{padding:0 18px;} \n      #sec4-bushing-reliability .grid{grid-template-columns:1fr;} \n      #sec4-bushing-reliability h2{font-size:24px;}\n    }\n  <\/style>\n\n  <div class=\"features-shell\">\n    <div class=\"sec-header\">\n      <div class=\"kicker\">Engineered for High Voltage Switchgear<\/div>\n      <h2>Core Technologies of XBRELE High Voltage Epoxy Bushings<\/h2>\n      <p>\n        XBRELE manufactures premium <strong>Epoxy Resin Insulators<\/strong> using advanced APG technology. Our <strong>Through-Wall Bushings<\/strong> are engineered to withstand extreme electrical stress and mechanical loads, providing reliable isolation for 12kV (15kV Class) to 40.5kV switchgear systems.\n      <\/p>\n    <\/div>\n\n    <div class=\"grid\">\n\n      <article class=\"card\">\n        <span class=\"tag\">Molding Technology<\/span>\n        <h3>APG Epoxy Resin Casting<\/h3>\n        <p>\n          The density of an <strong>epoxy resin insulator<\/strong> defines its lifespan. We use Automatic Pressure Gelation (APG) to eliminate air voids.\n        <\/p>\n        <ul>\n          <li><strong>Void-Free Structure:<\/strong> High-pressure gelation ensures high dielectric strength for <strong>high voltage bushings<\/strong> used in critical substations.<\/li>\n          <li><strong>Mechanical Robustness:<\/strong> Withstands electro-dynamic forces in the <strong>busbar compartment<\/strong> during short circuits.<\/li>\n          <li><strong>Thermal Stability:<\/strong> Premium epoxy maintains integrity under high operating temperatures typical of \n            <a href=\"https:\/\/xbrele.com\/vacuum-circuit-breaker\/\" class=\"text-link\">MV switchgear<\/a>.\n          <\/li>\n        <\/ul>\n      <\/article>\n\n      <article class=\"card\">\n        <span class=\"tag\">Insulation Performance<\/span>\n        <h3>Low Partial Discharge (< 5pC)<\/h3>\n        <p>\n          Internal defects lead to breakdown. Every XBRELE <strong>switchgear bushing<\/strong> undergoes rigorous PD testing to guarantee longevity.\n        <\/p>\n        <ul>\n          <li><strong>Strict Quality Control:<\/strong> 100% testing ensures PD is <strong>less than 5pC<\/strong> at rated voltage.<\/li>\n          <li><strong>Internal Shielding:<\/strong> Selected TG3 <strong>wall bushings<\/strong> feature capacitive screens to optimize electric fields (preventing corona discharge).<\/li>\n          <li><strong>Extended Lifespan:<\/strong> Prevents insulation aging in <strong>medium voltage<\/strong> applications (12kV-40.5kV).<\/li>\n        <\/ul>\n      <\/article>\n\n      <article class=\"card\">\n        <span class=\"tag\">Structural Integrity<\/span>\n        <h3>X-Ray Flaw Detection<\/h3>\n        <p>\n          We use X-Ray technology to inspect the internal structure of every <strong>through-wall insulator<\/strong>, ensuring absolute safety.\n        <\/p>\n        <ul>\n          <li><strong>Non-Destructive Testing:<\/strong> Detects hidden micro-cracks inside the <strong>epoxy bushing<\/strong> body.<\/li>\n          <li><strong>Insert Alignment:<\/strong> Verifies precise positioning of conductors for easy <strong>switchgear assembly<\/strong>.<\/li>\n          <li><strong>IEC Compliance:<\/strong> Performance verified against IEC\/IEEE standards for <strong>insulated bushings<\/strong>.<\/li>\n        <\/ul>\n      <\/article>\n\n    <\/div>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-ec3d42e\" data-block-id=\"ec3d42e\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-ec3d42e-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-19749a2\" data-v=\"4\" data-block-id=\"19749a2\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-19749a2-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-19749a2-inner-blocks\">\n<section id=\"sec5-bushing-quality\" style=\"background:#0B1220;padding:72px 0 78px;color:#E5E7EB;\">\n  <style>\n    \/* \u6837\u5f0f\u590d\u7528\uff0c\u4ec5\u66ff\u6362 ID *\/\n    #sec5-bushing-quality{font-family:system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",Arial,sans-serif;}\n    #sec5-bushing-quality .quality-shell{max-width:1500px;margin:0 auto;padding:0 5vw;}\n    #sec5-bushing-quality .sec-header{max-width:820px;margin:0 auto 32px;text-align:center;}\n    #sec5-bushing-quality .kicker{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:600;color:#38BDF8;margin-bottom:8px;}\n    #sec5-bushing-quality h2{font-size:26px;margin:0 0 8px;color:#F9FAFB;}\n    #sec5-bushing-quality .sec-header p{margin:0;font-size:14px;color:#CBD5F5;line-height:1.7;}\n    #sec5-bushing-quality .grid{display:grid;grid-template-columns:minmax(0,1.2fr) 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#sec5-bushing-quality h2{font-size:22px;}}\n  <\/style>\n\n  <div class=\"quality-shell\">\n    <div class=\"sec-header\">\n      <div class=\"kicker\">Quality Control<\/div>\n      <h2>Manufacturing & Testing of Epoxy Switchgear Bushings<\/h2>\n      <p>\n        XBRELE combines precision mold design and rigorous 100% routine testing to ensure our <strong>through-wall insulators<\/strong> deliver zero-defect performance for <strong>Medium Voltage (MV)<\/strong> distribution.\n      <\/p>\n    <\/div>\n\n    <div class=\"grid\">\n      <article class=\"process-card\">\n        <h3>APG Casting & Assembly Process<\/h3>\n        <p>\n          Our manufacturing line for <strong>epoxy resin bushings<\/strong> is optimized to eliminate internal voids and ensure high mechanical bending strength for KYN28\/GIS integration.\n        <\/p>\n        <ul class=\"step-list\">\n          <li class=\"step\">\n            <div class=\"step-badge\">01<\/div>\n            <div>\n              <h4>Mold Preparation<\/h4>\n              <p>Molds are pre-heated. Copper conductors for the <strong>wall bushing<\/strong> are positioned with high accuracy.<\/p>\n            <\/div>\n          <\/li>\n          <li class=\"step\">\n            <div class=\"step-badge\">02<\/div>\n            <div>\n              <h4>APG Vacuum Casting<\/h4>\n              <p>Epoxy resin is injected under vacuum using <strong>APG technology<\/strong>, eliminating air bubbles for high insulation integrity.<\/p>\n            <\/div>\n          <\/li>\n          <li class=\"step\">\n            <div class=\"step-badge\">03<\/div>\n            <div>\n              <h4>Curing & Demolding<\/h4>\n              <p>Controlled curing prevents micro-cracking in the <strong>insulator<\/strong> body. Demolded parts are inspected for finish.<\/p>\n            <\/div>\n          <\/li>\n          <li class=\"step\">\n            <div class=\"step-badge\">04<\/div>\n            <div>\n              <h4>X-Ray Flaw Detection<\/h4>\n              <p>Verifying the bonding between the conductor and epoxy matrix to ensure no hidden defects in the <strong>bushing<\/strong>.<\/p>\n            <\/div>\n          <\/li>\n          <li class=\"step\">\n            <div class=\"step-badge\">05<\/div>\n            <div>\n              <h4>Final Testing<\/h4>\n              <p>Routine tests for withstand voltage and dimensions are conducted before the <strong>switchgear components<\/strong> are packed.<\/p>\n            <\/div>\n          <\/li>\n        <\/ul>\n      <\/article>\n\n      <section class=\"qa-card\">\n        <div class=\"qa-section\">\n          <div class=\"qa-label\">QA Standards<\/div>\n          <h3>Routine & Type Tests<\/h3>\n          <p>\n            All <strong>wall bushings<\/strong> are tested per IEC 60137 \/ GB 4109 to guarantee reliability in critical power networks.\n          <\/p>\n        <\/div>\n        <div class=\"qa-block\">\n          <h4>Dielectric Performance<\/h4>\n          <ul>\n            <li><strong>Power Frequency Withstand:<\/strong> 42kV (12kV units), 65kV (24kV), 95kV (40.5kV).<\/li>\n            <li><strong>Partial Discharge (PD):<\/strong> < 5pC at 1.1x rated voltage prevents <strong>epoxy insulation<\/strong> aging.<\/li>\n            <li><strong>Impulse Voltage (BIL):<\/strong> Verified up to 75kV (15kV Class) \/ 125kV \/ 185kV.<\/li>\n          <\/ul>\n        <\/div>\n        <div class=\"qa-block\">\n          <h4>Mechanical Properties<\/h4>\n          <ul>\n            <li><strong>Cantilever Load Test:<\/strong> Verifies strength to withstand <strong>busbar<\/strong> stress.<\/li>\n            <li><strong>Glass Transition Temp (Tg):<\/strong> Ensures stability under high operating temps.<\/li>\n            <li>Test procedures reference IEC standards for <strong>solid electrical insulation<\/strong>.<\/li>\n          <\/ul>\n        <\/div>\n        <div class=\"qa-block\">\n          <h4>Dimensional Verification<\/h4>\n          <ul>\n            <li>Precision check of flange dimensions and hole centers.<\/li>\n            <li>Verification of <strong>conductor terminal<\/strong> quality.<\/li>\n            <li>Surface creepage distance measurement.<\/li>\n          <\/ul>\n          <div class=\"qa-note\">\n            For test reports or other products like <a href=\"https:\/\/xbrele.com\/switchgear-parts\/contact-box\/\">contact boxes<\/a>, visit our <a href=\"https:\/\/xbrele.com\/switchgear-parts\/\">Switchgear Parts pillar page<\/a>.\n          <\/div>\n        <\/div>\n      <\/section>\n    <\/div>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-b23f9ec\" data-block-id=\"b23f9ec\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-b23f9ec-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-924c478\" data-v=\"4\" data-block-id=\"924c478\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-924c478-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-924c478-inner-blocks\">\n<section id=\"sec6-bushing-delivery\" style=\"background:#F9FAFB;padding:88px 0 96px;\">\n  <style>\n    \/* \u6837\u5f0f\u590d\u7528 *\/\n    #sec6-bushing-delivery{font-family:system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",Arial,sans-serif;color:#0F172A;}\n    #sec6-bushing-delivery .delivery-shell{max-width:1600px;margin:0 auto;padding:0 5vw;}\n    #sec6-bushing-delivery .sec-header{max-width:860px;margin:0 auto 40px;text-align:center;}\n    #sec6-bushing-delivery .kicker{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:600;color:#38BDF8;margin-bottom:8px;}\n    #sec6-bushing-delivery h2{font-size:28px;margin:0 0 10px;color:#0F172A;}\n    #sec6-bushing-delivery .sec-header p{margin:0;font-size:15px;color:#4B5563;line-height:1.8;}\n    #sec6-bushing-delivery .grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}\n    \n    #sec6-bushing-delivery .card{border-radius:20px;border:1px solid #E5E7EB;background:#FFFFFF;padding:20px 20px 22px;box-shadow:0 16px 34px rgba(15,23,42,.04);display:flex;flex-direction:column;height:100%;transition:all 0.3s ease;}\n    #sec6-bushing-delivery .card:hover{transform:translateY(-5px); border-color:#38BDF8;}\n    \n    #sec6-bushing-delivery .card-label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#6B7280;margin-bottom:6px;}\n    #sec6-bushing-delivery .card h3{font-size:17px;margin:0 0 8px;color:#0F172A;}\n    #sec6-bushing-delivery .card p{font-size:14px;color:#4B5563;line-height:1.8;margin:0 0 10px;}\n    #sec6-bushing-delivery .card ul{list-style:none;padding:0;margin:4px 0 0;font-size:13.5px;color:#374151;}\n    #sec6-bushing-delivery .card li{position:relative;padding-left:14px;margin-bottom:6px;line-height:1.7;}\n    #sec6-bushing-delivery .card li::before{content:\"\";position:absolute;left:0;top:7px;width:6px;height:6px;border-radius:999px;background:#38BDF8;}\n    \n    #sec6-bushing-delivery .cta-row{margin-top:32px;display:flex;justify-content:center;}\n    #sec6-bushing-delivery .cta-btn{display:inline-block;padding:11px 30px;border-radius:8px;background:#0F172A;color:#F9FAFB;font-size:15px;font-weight:600;text-decoration:none;letter-spacing:.03em;box-shadow:0 12px 28px rgba(15,23,42,.2);transition:all .25s ease;white-space:nowrap;}\n    #sec6-bushing-delivery .cta-btn:hover{background:#1F2937;box-shadow:0 16px 32px rgba(15,23,42,.28);transform:translateY(-1px);}\n    \n    @media(max-width:1000px){#sec6-bushing-delivery .grid{grid-template-columns:repeat(2,minmax(0,1fr));}}\n    @media(max-width:690px){\n      #sec6-bushing-delivery .delivery-shell{padding:0 18px;}\n      #sec6-bushing-delivery .grid{grid-template-columns:1fr;}\n      #sec6-bushing-delivery h2{font-size:24px;}\n    }\n  <\/style>\n\n  <div class=\"delivery-shell\">\n    <div class=\"sec-header\">\n      <div class=\"kicker\">Supply Chain & Support<\/div>\n      <h2>Global Delivery for Switchgear Components<\/h2>\n      <p>\n        XBRELE ensures rapid delivery of <strong>12kV-40.5kV epoxy wall bushings<\/strong> to panel builders worldwide. We coordinate mold customization, secure packaging, and technical support for both OEM production and retrofit maintenance projects.\n      <\/p>\n    <\/div>\n\n    <div class=\"grid\">\n\n      <article class=\"card\">\n        <div class=\"card-label\">Fast Replacement<\/div>\n        <h3>Stock Availability for Standard TG3<\/h3>\n        <p>\n          We maintain a strategic inventory of high-demand models like <strong>TG3-12\/110x180<\/strong> to support urgent maintenance needs for KYN28\/UniGear panels.\n        <\/p>\n        <ul>\n          <li><strong>In-Stock Items:<\/strong> Ship within 3-5 days for standard 12kV bushings.<\/li>\n          <li><strong>Bulk OEM Orders:<\/strong> 15-20 days production lead time for large batches.<\/li>\n          <li><strong>Retrofit Kits:<\/strong> Square flange (TG1) and older <strong>wall insulator<\/strong> replacements available.<\/li>\n          <li><strong>Sample Policy:<\/strong> Express delivery for prototype verification.<\/li>\n        <\/ul>\n      <\/article>\n\n      <article class=\"card\">\n        <div class=\"card-label\">OEM Customization<\/div>\n        <h3>Custom Mold Design for GIS\/Eco<\/h3>\n        <p>\n          Beyond standard catalogs, XBRELE offers mold customization services to fit unique busbar geometries or specific <strong>GIS switchgear<\/strong> designs.\n        <\/p>\n        <ul>\n          <li><strong>Dimensional Adaptation:<\/strong> Custom flange size and aperture diameters.<\/li>\n          <li><strong>Special Shapes:<\/strong> Cone interface (Type 202\/235) or shielded types for RMU.<\/li>\n          <li><strong>Insert Material:<\/strong> Copper or brass insert options based on conductivity.<\/li>\n          <li><strong>Private Labeling:<\/strong> Custom laser marking for OEM brand partners.<\/li>\n        <\/ul>\n      <\/article>\n\n      <article class=\"card\">\n        <div class=\"card-label\">Export Packaging<\/div>\n        <h3>Secure Transport for Epoxy Resin<\/h3>\n        <p>\n          Epoxy resin requires careful handling to prevent surface chipping. We use reinforced packaging to ensure every <strong>through-wall bushing<\/strong> arrives safely.\n        <\/p>\n        <ul>\n          <li><strong>Individual Boxing:<\/strong> Each bushing is wrapped in foam and boxed separately.<\/li>\n          <li><strong>Palletization:<\/strong> Heavy-duty wooden pallets with shrink wrap for sea\/air freight.<\/li>\n          <li><strong>Impact Protection:<\/strong> Corner guards and internal cushioning to absorb shock.<\/li>\n          <li><strong>Documentation:<\/strong> Full test reports and COC included with shipment.<\/li>\n        <\/ul>\n      <\/article>\n\n    <\/div>\n\n    <div class=\"cta-row\">\n      <a href=\"https:\/\/xbrele.com\/contact\/\" class=\"cta-btn\">\n        Get a Quote Now\n      <\/a>\n    <\/div>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-f54febd\" data-block-id=\"f54febd\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-f54febd-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-a7171f0\" data-v=\"4\" data-block-id=\"a7171f0\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-a7171f0-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-a7171f0-inner-blocks\">\n<section id=\"sec7-faq\" style=\"padding:80px 0 120px; background:#F8FAFC;\">\n  <style>\n    \/* \u6837\u5f0f\u590d\u7528 *\/\n    #sec7-faq{font-family:system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",Arial,sans-serif;color:#0F172A;}\n    #sec7-faq .faq-shell{max-width:1280px;margin:0 auto;padding:0 5vw;}\n    #sec7-faq .faq-header{max-width:900px;margin:0 auto 50px;text-align:center;}\n    #sec7-faq .faq-kicker{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:600;background:#F0F9FF;padding:4px 12px;border-radius:999px;color:#0284C7;margin-bottom:10px;display:inline-block;}\n    #sec7-faq h2{font-size:32px;margin:0 0 14px;color:#0F172A;line-height:1.2;}\n    #sec7-faq .faq-header p{margin:0 auto;font-size:16px;color:#4B5563;line-height:1.7;max-width:750px;}\n    \n    \/* \u6539\u4e3a\u53cc\u5217\u5e03\u5c40\uff0c\u5bb9\u7eb3\u66f4\u591a\u5185\u5bb9 *\/\n    #sec7-faq .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;}\n    \n    #sec7-faq details{border-radius:12px;border:1px solid #E2E8F0;background:#FFFFFF;padding:20px 24px;transition:all .2s ease;box-shadow:0 2px 4px rgba(0,0,0,0.02);}\n    #sec7-faq details:hover{border-color:#CBD5E1;box-shadow:0 4px 12px rgba(0,0,0,0.04);}\n    #sec7-faq details[open]{background:#FFFFFF;border-color:#38BDF8;box-shadow:0 4px 12px rgba(56,189,248,0.15);}\n    \n    #sec7-faq summary{list-style:none;cursor:pointer;font-size:16px;font-weight:600;color:#1E293B;display:flex;justify-content:space-between;align-items:center;line-height:1.5;}\n    #sec7-faq summary::-webkit-details-marker{display:none;}\n    #sec7-faq summary::after{content:\"+\";font-size:24px;color:#94A3B8;font-weight:400;}\n    #sec7-faq details[open] summary::after{content:\"-\";color:#38BDF8;}\n    \n    #sec7-faq .faq-ans{padding-top:16px;margin-top:12px;border-top:1px solid #F1F5F9;font-size:15px;color:#475569;line-height:1.75;}\n    #sec7-faq .faq-ans a{color:#2563EB;text-decoration:none;font-weight:500;}\n    #sec7-faq .faq-ans a:hover{text-decoration:underline;}\n\n    @media(max-width:690px){\n      #sec7-faq .faq-grid{grid-template-columns:1fr;}\n      #sec7-faq h2{font-size:24px;}\n      #sec7-faq details{padding:16px;}\n    }\n  <\/style>\n\n  <div class=\"faq-shell\">\n    <div class=\"faq-header\">\n      <div class=\"faq-kicker\">FAQ \u00b7 Technical Support<\/div>\n      <h2>Common Questions About Wall Bushings<\/h2>\n      <p>\n        Technical answers regarding voltage ratings, material properties, installation environments, and compatibility with <strong>KYN28 switchgear<\/strong>.\n      <\/p>\n    <\/div>\n\n    <div class=\"faq-grid\">\n      \n      <div style=\"display:flex; flex-direction:column; gap:20px;\">\n        \n        <details open>\n          <summary>Do you manufacture 15kV wall bushings?<\/summary>\n          <div class=\"faq-ans\">\n            Yes. In IEC standards, the rated voltage is 12kV, which corresponds to the <strong>15kV class<\/strong> in IEEE\/ANSI standards. Our <strong>12kV epoxy bushings<\/strong> are fully rated for systems up to 12kV (BIL 75kV) and are widely used in 10kV, 11kV, and 15kV switchgear applications.\n          <\/div>\n        <\/details>\n\n        <details>\n          <summary>What is a through-wall bushing used for?<\/summary>\n          <div class=\"faq-ans\">\n            A <strong>through-wall bushing<\/strong> provides electrical isolation and mechanical support for high-voltage conductors passing through grounded metal partitions (such as between the busbar compartment and circuit breaker room). XBRELE bushings are standard for <strong>indoor KYN28\/UniGear panels<\/strong>.\n          <\/div>\n        <\/details>\n\n        <details>\n          <summary>Why choose Epoxy Resin (APG) over Porcelain?<\/summary>\n          <div class=\"faq-ans\">\n            <strong>Epoxy resin bushings<\/strong> made via APG technology offer significant advantages over porcelain: they are lighter, have higher mechanical tensile strength, tighter dimensional tolerances for assembly, and are free from internal air voids (lower Partial Discharge).\n          <\/div>\n        <\/details>\n\n        <details>\n          <summary>What is the operating environment?<\/summary>\n          <div class=\"faq-ans\">\n            Standard bushings are designed for indoor use with ambient temperatures from -10\u00b0C to +40\u00b0C and altitudes up to 1000m. For <strong>high-altitude areas<\/strong> (>1000m), we offer specialized extended-creepage models (e.g., ZJ-40.5kV High Altitude series).\n          <\/div>\n        <\/details>\n\n      <\/div>\n\n      <div style=\"display:flex; flex-direction:column; gap:20px;\">\n\n        <details>\n          <summary>When should I use a shielded wall bushing?<\/summary>\n          <div class=\"faq-ans\">\n            <strong>Shielded bushings<\/strong> (with an internal capacitive screen) are recommended for higher voltage ratings (24kV, 40.5kV) or high-current systems (>2500A). The shielding helps distribute the electric field evenly, preventing partial discharge around the mounting flange.\n          <\/div>\n        <\/details>\n\n        <details>\n          <summary>Do you provide CAD drawings?<\/summary>\n          <div class=\"faq-ans\">\n            Yes, we provide detailed drawings for all <strong>TG1, TG3, and GIS bushings<\/strong>. You can view dimensions directly in our product catalog section above. For compatible circuit breakers, please check our <a href=\"https:\/\/xbrele.com\/vacuum-circuit-breaker\/vs1-vacuum-circuit-breaker\/\">VS1 Vacuum Circuit Breaker<\/a> page.\n          <\/div>\n        <\/details>\n\n        <details>\n          <summary>Are these bushings maintenance-free?<\/summary>\n          <div class=\"faq-ans\">\n            Yes, XBRELE epoxy bushings are virtually maintenance-free. The high-quality resin surface is resistant to dust and moisture accumulation. However, during routine switchgear maintenance, we recommend wiping the surface to prevent conductive dust buildup.\n          <\/div>\n        <\/details>\n\n        <details>\n          <summary>What is the lead time for bulk orders?<\/summary>\n          <div class=\"faq-ans\">\n            For standard models like <strong>TG3-12\/110x180<\/strong>, we often have stock for immediate shipment (3-5 days). For custom OEM orders or large batches (>500 units), the typical lead time is 15-20 days. Please <a href=\"https:\/\/xbrele.com\/contact\/\">contact us<\/a> for urgent requests.\n          <\/div>\n        <\/details>\n\n      <\/div>\n\n    <\/div>\n  <\/div>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Medium Voltage Insulation Components Wall Bushings &#038; Through-Wall Insulators (12kV-40.5kV) XBRELE\u2019s Epoxy Wall Bushings (also known as Through-Wall Insulators) provide reliable electrical isolation for busbars passing through grounded partitions. Featuring TG3 (KYN28) and Gas-Tight (GIS) series, molded via APG technology for zero partial discharge. TG3 Series GIS Gas-Tight Eco-Cabinet IEC 60137 Standard Series Overview Designed [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1422,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_gspb_post_css":"","footnotes":""},"class_list":["post-1447","page","type-page","status-publish","hentry"],"blocksy_meta":{"has_hero_section":"disabled","content_style_source":"inherit","vertical_spacing_source":"custom","content_area_spacing":"bottom","styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/pages\/1447","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/comments?post=1447"}],"version-history":[{"count":8,"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/pages\/1447\/revisions"}],"predecessor-version":[{"id":1513,"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/pages\/1447\/revisions\/1513"}],"up":[{"embeddable":true,"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/pages\/1422"}],"wp:attachment":[{"href":"https:\/\/xbrele.com\/de\/wp-json\/wp\/v2\/media?parent=1447"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}