{"id":720,"date":"2026-01-26T07:13:01","date_gmt":"2026-01-26T07:13:01","guid":{"rendered":"http:\/\/yieou.com\/?post_type=products&#038;p=720"},"modified":"2026-09-16T02:41:33","modified_gmt":"2026-09-16T02:41:33","slug":"tg1-10q-210125x125-bushing","status":"publish","type":"products","link":"https:\/\/yieou.com\/zh\/product\/tg1-10q-210125x125-bushing\/","title":{"rendered":"TG1-10Q\/210(125\u00d7125) \u7edd\u7f18\u5957\u7ba1"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u4ea7\u54c1\u6982\u8ff0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/yieou.com\/zh\/products\/\" data-type=\"link\" data-id=\"https:\/\/yieou.com\/products\/\">TG1-10Q\/210 (125\u00d7125) \u5957\u7ba1<\/a> \u8fd9\u662f\u4e00\u79cd\u5ba4\u5185\u9ad8\u538b\u73af\u6c27\u6811\u8102\u7a7f\u5899\u5957\u7ba1\uff0c\u91c7\u7528 APG\uff08\u81ea\u52a8\u538b\u529b\u51dd\u80f6\uff09\u5de5\u827a\u4e00\u4f53\u5316\u5236\u9020\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u9002\u7528\u4e8e10\u5343\u4f0f\u4e2d\u538b\u914d\u7535\u7cfb\u7edf\uff0c\u7528\u4e8e\u5bfc\u7535\u6bcd\u7ebf\u7a7f\u8fc7\u7684\u5730\u65b9\u3002 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Switchgear\" data-type=\"link\" data-id=\"https:\/\/en.wikipedia.org\/wiki\/Switchgear\" target=\"_blank\" rel=\"noopener\">switchgear <\/a>\u9694\u677f\u3001\u5899\u58c1\u6216\u5176\u4ed6\u63a5\u5730\u7ed3\u6784\u3002\u8be5\u4ea7\u54c1\u63d0\u4f9b\u7535\u6c14\u7edd\u7f18\u3001\u673a\u68b0\u652f\u6491\u548c\u5b89\u5168\u7684\u6bcd\u7ebf\u8fde\u63a5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It is widely used in withdrawable switchgear, ring main units, and other complete power distribution equipment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ea7\u54c1\u7279\u70b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Excellent Insulation Performance<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The bushing is manufactured from high-purity epoxy resin as a one-piece structure without internal bubbles or visible defects.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It provides excellent dielectric strength and corona resistance and can withstand the long-term operating voltage of a 10 kV system, meeting the insulation requirements of medium-voltage electrical equipment.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9ad8\u673a\u68b0\u5f3a\u5ea6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The rigid integrated structure provides reliable resistance to impact, vibration, cracking, and deformation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It can withstand busbar installation stress and mechanical loads generated during equipment operation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f3a\u5927\u7684\u73af\u5883\u9002\u5e94\u6027<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The product offers good resistance to contamination, moisture, and ageing. It can operate reliably for long periods under normal indoor conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No special maintenance is required. Periodic cleaning of surface contamination is normally sufficient.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Advanced Manufacturing and Structural Design<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The APG pressure gelation process produces a dense internal structure and stable product performance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The shed structure increases the creepage distance and improves the insulation margin. The square flange is designed to match standard switchgear mounting openings, making installation convenient and reliable.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Safe and Reliable<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The flame-retardant material does not support flame propagation or release harmful gases under normal specified conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The product complies with applicable fire-safety requirements for electrical equipment and has passed recognized testing and inspection procedures.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6280\u672f\u89c4\u683c<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u53c2\u6570<\/th><th>\u89c4\u683c<\/th><th>\u63cf\u8ff0<\/th><\/tr><\/thead><tbody><tr><td>\u6a21\u578b<\/td><td>TG1-10Q\/210 (125\u00d7125)<\/td><td>Standard industry model<\/td><\/tr><tr><td>\u989d\u5b9a\u7535\u538b<\/td><td>10\u5343\u4f0f<\/td><td>Maximum operating voltage: 12 kV<\/td><\/tr><tr><td>\u989d\u5b9a\u9891\u7387<\/td><td>50 \u8d6b\u5179<\/td><td>Compatible with 15\u201360 Hz systems<\/td><\/tr><tr><td>\u6cd5\u5170\u5c3a\u5bf8<\/td><td>125 \u00d7 125 mm<\/td><td>Square mounting flange for standard switchgear openings<\/td><\/tr><tr><td>\u603b\u9ad8\u5ea6<\/td><td>210 mm<\/td><td>Total axial length<\/td><\/tr><tr><td>Applicable Busbar<\/td><td>Copper busbar up to 102 \u00d7 12 mm<\/td><td>Inner opening suitable for corresponding busbar sizes<\/td><\/tr><tr><td>\u7edd\u7f18\u6750\u6599<\/td><td>Epoxy resin<\/td><td>Manufactured using the APG process; standard red insulating body<\/td><\/tr><tr><td>\u5de5\u9891\u8010\u538b<\/td><td>42 kV for 1 minute<\/td><td>Rated power-frequency withstand level<\/td><\/tr><tr><td>\u96f7\u7535\u51b2\u51fb\u8010\u53d7\u7535\u538b<\/td><td>75 kV peak<\/td><td>Standard lightning impulse withstand level<\/td><\/tr><tr><td>\u722c\u7535\u8ddd\u79bb<\/td><td>\u2265210 mm<\/td><td>Meets the insulation requirements of 10 kV systems<\/td><\/tr><tr><td>\u70ed\u7b49\u7ea7<\/td><td>F\u7c7b<\/td><td>Maximum long-term temperature: 155\u00b0C; short-term resistance up to 300\u00b0C<\/td><\/tr><tr><td>\u9002\u7528\u6807\u51c6<\/td><td>GB\/T 12944.1 and GB\/T 12944.2<\/td><td>National standards for high-voltage wall bushings<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e94\u7528<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Applicable Equipment and Systems<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The product is suitable for indoor three-phase AC power distribution systems rated at 10 kV and below with a frequency of 50 Hz, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Withdrawable switchgear<\/li>\n\n\n\n<li>\u73af\u7f51\u67dc<\/li>\n\n\n\n<li>KYN28 high-voltage switchgear<\/li>\n\n\n\n<li>Substation distribution equipment<\/li>\n\n\n\n<li>Power distribution room equipment<\/li>\n\n\n\n<li>Other complete medium-voltage switchgear assemblies<\/li>\n\n\n\n<li>Applications where conductive components pass through partitions, walls, or grounded structures<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u517c\u5bb9\u6bcd\u7ebf<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The bushing is suitable for copper or aluminium busbars with dimensions up to 102 \u00d7 12 mm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The busbar passes through the inner opening to provide a continuous electrical connection while maintaining insulation from surrounding grounded structures.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9002\u7528\u884c\u4e1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The product is suitable for power distribution systems in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Electric power facilities<\/li>\n\n\n\n<li>Industrial and mining enterprises<\/li>\n\n\n\n<li>Rail transit systems<\/li>\n\n\n\n<li>Renewable energy facilities<\/li>\n\n\n\n<li>Commercial and infrastructure projects<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u64cd\u4f5c\u6761\u4ef6<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6b63\u5e38\u8fd0\u884c\u6761\u4ef6<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ambient temperature: -25\u00b0C to +40\u00b0C<\/li>\n\n\n\n<li>Daily average ambient temperature: no more than +35\u00b0C<\/li>\n\n\n\n<li>Installation altitude: no more than 1,000 m<\/li>\n\n\n\n<li>Altitude correction is required according to applicable standards for installations above 1,000 m<\/li>\n\n\n\n<li>Relative humidity: no more than 85% at +20\u00b0C<\/li>\n\n\n\n<li>Condensation is not permitted<\/li>\n\n\n\n<li>The environment should be free from gases, vapours, dust, explosive substances, and corrosive media that may seriously affect insulation performance<\/li>\n\n\n\n<li>Severe vibration and mechanical impact should be avoided<\/li>\n\n\n\n<li>Indoor vertical or horizontal installation<\/li>\n\n\n\n<li>The mounting flange should be secured to the switchgear partition<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Special Operating Conditions<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Customized products are required for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High-altitude environments<\/li>\n\n\n\n<li>High-temperature and high-humidity environments<\/li>\n\n\n\n<li>Heavily polluted environments<\/li>\n\n\n\n<li>Extremely high or low temperatures<\/li>\n\n\n\n<li>Applications requiring special corrosion protection<\/li>\n\n\n\n<li>Applications requiring explosion-resistant configurations<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b89\u88c5\u4e0e\u7ef4\u62a4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b89\u88c5\u8981\u6c42<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Pre-installation inspection:<\/strong> Confirm that the bushing is free from cracks, damage, bubbles, and other visible defects. Check that the flange is flat and that all dimensions meet the installation requirements.<\/li>\n\n\n\n<li><strong>Mounting opening:<\/strong> The switchgear partition opening must match the 125 \u00d7 125 mm flange dimensions, with suitable mounting holes reserved for the fastening bolts.<\/li>\n\n\n\n<li><strong>Installation and fastening:<\/strong> Insert the bushing through the partition and secure the flange with bolts. Ensure that the flange fits closely against the mounting surface without looseness.<\/li>\n\n\n\n<li><strong>Busbar installation:<\/strong> Pass the busbar through the inner opening and maintain an even clearance between the busbar and the inner wall. Avoid localized mechanical stress.<\/li>\n\n\n\n<li><strong>Electrical clearance:<\/strong> After installation, ensure that the safety distances between the live components at both ends of the bushing and grounded structures meet the requirements of the 10 kV system.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u7ef4\u62a4\u8981\u6c42<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Routine inspection:<\/strong> Regularly inspect the bushing for surface contamination, discharge marks, cracks, and loose flange connections.<\/li>\n\n\n\n<li><strong>Cleaning:<\/strong> Clean the insulating surface with a dry, soft cloth. Do not use corrosive cleaning agents that may damage the insulation.<\/li>\n\n\n\n<li><strong>Periodic testing:<\/strong> Conduct insulation resistance and power-frequency withstand voltage tests according to the preventive testing requirements for electrical equipment.<\/li>\n\n\n\n<li><strong>Replacement conditions:<\/strong> Replace the bushing immediately if insulation breakdown, severe surface discharge, mechanical cracking, or other serious damage is found.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u6ce8\u610f\u4e8b\u9879<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Do not use the product above its rated voltage or outside the specified environmental conditions, as this may cause insulation failure.<\/li>\n\n\n\n<li>Installation and maintenance must be carried out with the equipment de-energized and in strict accordance with high-voltage electrical safety procedures.<\/li>\n\n\n\n<li>Avoid impact, compression, and dropping during transportation and storage to prevent damage to the insulating body.<\/li>\n\n\n\n<li>Store the product in a dry and ventilated environment.<\/li>\n\n\n\n<li>The product is intended for indoor use only and must not be installed directly in exposed outdoor environments. A customized outdoor version is required for outdoor applications.<\/li>\n\n\n\n<li>Do not strike, force, or excessively compress the bushing during installation, as this may cause hidden internal cracks.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u8d28\u91cf\u4fdd\u8bc1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The product complies with applicable national standards and undergoes complete factory inspection before delivery. A quality inspection report can be provided.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The warranty period is subject to the terms agreed in the contract. After-sales support is provided for product quality issues occurring under normal operating conditions, excluding damage caused by improper handling, unauthorized modification, or operation outside the specified conditions.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"387\" height=\"387\" src=\"https:\/\/yieou.com\/wp-content\/uploads\/2026\/01\/TG1-10Q-210125\u00d7125-Bushing.png\" alt=\"TG1-10Q-210125\u00d7125-\u886c\u5957\" class=\"wp-image-721\" srcset=\"https:\/\/yieou.com\/wp-content\/uploads\/2026\/01\/TG1-10Q-210125\u00d7125-Bushing.png 387w, https:\/\/yieou.com\/wp-content\/uploads\/2026\/01\/TG1-10Q-210125\u00d7125-Bushing-300x300.png 300w, https:\/\/yieou.com\/wp-content\/uploads\/2026\/01\/TG1-10Q-210125\u00d7125-Bushing-150x150.png 150w\" sizes=\"(max-width: 387px) 100vw, 387px\" \/><\/figure>\n\n    <div class=\"xs_social_share_widget xs_share_url after_content \t\tmain_content  wslu-style-1 wslu-share-box-shaped wslu-fill-colored wslu-none wslu-share-horizontal wslu-theme-font-no wslu-main_content\">\n\n\t\t\n        <ul>\n\t\t\t        <\/ul>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>Product Overview The TG1-10Q\/210 (125\u00d7125) Bushing is an indoor high-voltage epoxy resin wall bushing manufactured as an integrated structure using [&hellip;]<\/p>\n","protected":false},"featured_media":721,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_category":[34],"class_list":["post-720","products","type-products","status-publish","has-post-thumbnail","hentry","product_category-insulation-components-series"],"acf":{"products_imagines":[721,722],"short_describe":"<p><span style=\"color: #334155; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif; font-size: 16px; white-space: pre-wrap;\">The TG1-10Q\/210 (125&times;125) is an indoor high-voltage epoxy resin wall bushing manufactured as an integrated structure using the APG (Automatic Pressure Gelation) process.<\/span><\/p>","pdf_file":"","related_products":{"products":""},"technical_parameter":"","outline_and_installation_dimension":""},"_links":{"self":[{"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/products\/720","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/types\/products"}],"acf:attachment":[{"embeddable":true,"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/media\/722"},{"embeddable":true,"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/media\/721"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/media\/721"}],"wp:attachment":[{"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/media?parent=720"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/yieou.com\/zh\/wp-json\/wp\/v2\/product_category?post=720"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}