{"id":723,"date":"2026-01-26T07:16:32","date_gmt":"2026-01-26T07:16:32","guid":{"rendered":"http:\/\/yieou.com\/?post_type=products&p=723"},"modified":"2026-09-16T02:36:19","modified_gmt":"2026-09-16T02:36:19","slug":"tg3-10q-140x200-wall-throught-bushing","status":"publish","type":"products","link":"https:\/\/yieou.com\/ar\/product\/tg3-10q-140x200-wall-throught-bushing\/","title":{"rendered":"\u062c\u0644\u0628\u0629 \u062c\u062f\u0627\u0631\u064a\u0629 TG3-10Q\/140\u00d7200"},"content":{"rendered":"

\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u062a\u062c<\/h3>\n\n\n\n

\u062c\u0644\u0628\u0629 \u062c\u062f\u0627\u0631\u064a\u0629 TG3-10Q\/140\u00d7200<\/a> \u0647\u0648 \u0645\u0643\u0648\u0646 \u0639\u0627\u0632\u0644 \u0645\u0635\u0645\u0645 \u0644\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0643\u0627\u0645\u0644\u0629 \u0630\u0627\u062a \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0639\u0627\u0644\u064a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0627\u0644\u0645\u0635\u0646\u0641\u0629 \u0628\u0640 10 \u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a \u0648\u0645\u0627 \u062f\u0648\u0646.<\/p>\n\n\n\n

\u0645\u0635\u0646\u0648\u0639 \u0645\u0646 \u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0644\u0628 \u0628\u0627\u0644\u0636\u063a\u0637 APG\u060c \u064a\u0648\u0641\u0631 \u0627\u0644\u0645\u0646\u062a\u062c \u0639\u0632\u0644\u0627\u064b \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u064b\u0627 \u0645\u0645\u062a\u0627\u0632\u064b\u0627 \u0648\u0642\u0648\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0648\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0643\u064a\u0641 \u0645\u0639 \u0627\u0644\u0628\u064a\u0626\u0629. \u064a\u0633\u062a\u062e\u062f\u0645 \u0628\u0634\u0643\u0644 \u0623\u0633\u0627\u0633\u064a \u062d\u064a\u062b \u062a\u0645\u0631 \u0642\u0636\u0628\u0627\u0646 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0623\u0648 \u0627\u0644\u0642\u0636\u0628\u0627\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0629. switchgear <\/a>\u0641\u0648\u0627\u0635\u0644\u060c \u062a\u0648\u0641\u0631 \u0639\u0632\u0644\u0627\u064b \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u064b\u0627 \u0648\u0627\u062a\u0635\u0627\u0644\u0627\u064b \u0627\u0646\u062a\u0642\u0627\u0644\u064a\u064b\u0627.<\/p>\n\n\n\n

It is a key insulating component for complete electrical equipment such as KYN28 withdrawable switchgear and HXGN ring main units.<\/p>\n\n\n\n

\u0645\u064a\u0632\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c<\/h3>\n\n\n\n

Excellent Insulation Performance<\/h3>\n\n\n\n

The product is manufactured from high-purity epoxy resin and undergoes high-temperature curing and ageing treatment.<\/p>\n\n\n\n

It provides high dielectric strength and a partial discharge level of no more than 5 pC. It can withstand a power-frequency voltage of 42 kV and a lightning impulse voltage of 75 kV, meeting the insulation safety requirements of 10 kV power systems.<\/p>\n\n\n\n

Optimized Structural Design<\/h3>\n\n\n\n

The bushing features a square mounting flange in the middle and multiple insulating sheds at both ends.<\/p>\n\n\n\n

The shed structure effectively increases the creepage distance and improves resistance to contamination and moisture.<\/p>\n\n\n\n

The 140 \u00d7 200 mm oval inner opening is suitable for corresponding copper busbars and conductive bars, making installation convenient.<\/p>\n\n\n\n

\u0642\u0648\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0639\u0627\u0644\u064a\u0629<\/h3>\n\n\n\n

The one-piece moulded structure contains no joints and provides excellent resistance to impact, ageing, cracking, and deformation.<\/p>\n\n\n\n

It can withstand long-term switchgear installation stress and the thermal expansion and contraction of busbars while maintaining stable structural performance.<\/p>\n\n\n\n

\u0642\u062f\u0631\u0629 \u0639\u0627\u0644\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0643\u064a\u0641 \u0627\u0644\u0628\u064a\u0626\u064a<\/h3>\n\n\n\n

The product is resistant to moisture, contamination, high temperatures, and low temperatures.<\/p>\n\n\n\n

No special maintenance is required under normal indoor operating conditions. Periodic cleaning of surface contamination is normally sufficient.<\/p>\n\n\n\n

Reliable Manufacturing Process<\/h3>\n\n\n\n

The APG pressure gelation process provides high product consistency and a dense internal structure without bubbles or defects.<\/p>\n\n\n\n

Its stable electrical performance meets the applicable requirements for high-voltage electrical accessories.<\/p>\n\n\n\n

\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629<\/h3>\n\n\n\n
\u0645\u0639\u0627\u0645\u0644<\/th>\u0645\u0648\u0627\u0635\u0641\u0627\u062a<\/th><\/tr><\/thead>
\u0645\u0648\u062f\u064a\u0644 \u0627\u0644\u0645\u0646\u062a\u062c<\/td>TG3-10Q\/140\u00d7200<\/td><\/tr>
\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646 (Ur)<\/td>10 \u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a<\/td><\/tr>
\u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0645\u0642\u0646\u0646<\/td>50 \u0647\u0631\u062a\u0632<\/td><\/tr>
Inner Opening Dimensions<\/td>140 \u00d7 200 mm, oval<\/td><\/tr>
\u0623\u0628\u0639\u0627\u062f \u0634\u0641\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/td>170 \u00d7 240 mm, suitable for switchgear partition openings<\/td><\/tr>
\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0643\u0644\u064a<\/td>Approximately 230 mm, standard industry specification<\/td><\/tr>
\u062c\u0647\u062f \u062a\u062d\u0645\u0644 \u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/td>42 kV for 1 minute<\/td><\/tr>
\u062c\u0647\u062f \u062a\u062d\u0645\u0644 \u0627\u0644\u0646\u0628\u0636\u0627\u062a \u0627\u0644\u0628\u0631\u0642\u064a\u0629<\/td>75 kV peak<\/td><\/tr>
\u0627\u0644\u062a\u0641\u0631\u064a\u063a \u0627\u0644\u062c\u0632\u0626\u064a<\/td>\u22645 pC<\/td><\/tr>
\u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u0632\u062d\u0641<\/td>Meets the insulation requirements of 10 kV indoor equipment<\/td><\/tr>
\u0645\u0627\u062f\u0629<\/td>Epoxy resin manufactured using the APG process<\/td><\/tr>
Colour<\/td>Standard red; customizable<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h3>\n\n\n\n

Applicable Equipment<\/h3>\n\n\n\n

The product is suitable for indoor high-voltage complete equipment rated at 10 kV and below, including:<\/p>\n\n\n\n

    \n
  • KYN28-12 metal-clad withdrawable switchgear<\/li>\n\n\n\n
  • HXGN-12 ring main units<\/li>\n\n\n\n
  • XGN fixed-type metal-enclosed switchgear<\/li>\n\n\n\n
  • Other 10 kV indoor power distribution assemblies<\/li>\n<\/ul>\n\n\n\n

    \u0627\u0644\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h3>\n\n\n\n

    The bushing is used where busbars or conductive bars pass through switchgear partitions or walls.<\/p>\n\n\n\n

    It provides:<\/p>\n\n\n\n

      \n
    • Electrical insulation<\/li>\n\n\n\n
    • Transition connection for conductive components<\/li>\n\n\n\n
    • Mechanical support and positioning<\/li>\n\n\n\n
    • Separation between different internal switchgear compartments<\/li>\n\n\n\n
    • Protection of electrical safety and switchgear structural integrity<\/li>\n<\/ul>\n\n\n\n

      \u0645\u0648\u0635\u0644\u0627\u062a \u0645\u062a\u0648\u0627\u0641\u0642\u0629<\/h3>\n\n\n\n

      The 140 \u00d7 200 mm inner opening is suitable for corresponding copper busbars and conductive bars.<\/p>\n\n\n\n

      It is a standard insulating component for busbar systems in 10 kV medium-voltage switchgear.<\/p>\n\n\n\n

      \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/h3>\n\n\n\n

      \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a\u0629<\/h3>\n\n\n\n
        \n
      • Installation location: Indoor<\/li>\n\n\n\n
      • The environment should be free from severe dust, corrosive gases, and explosive substances<\/li>\n\n\n\n
      • Installation altitude: \u22641,000 m<\/li>\n\n\n\n
      • Ambient temperature: -5\u00b0C to +40\u00b0C<\/li>\n\n\n\n
      • Daily average temperature: \u226435\u00b0C<\/li>\n\n\n\n
      • Relative humidity: \u226485% at +20\u00b0C<\/li>\n\n\n\n
      • Condensation is not permitted<\/li>\n\n\n\n
      • Severe vibration and impact should be avoided<\/li>\n\n\n\n
      • The installation environment should be free from strong electromagnetic interference<\/li>\n<\/ul>\n\n\n\n

        Special Operating Conditions<\/h3>\n\n\n\n

        Customized products are required for the following conditions:<\/p>\n\n\n\n

          \n
        • Installation altitude above 1,000 m<\/li>\n\n\n\n
        • Ambient temperatures outside the range of -5\u00b0C to +40\u00b0C<\/li>\n\n\n\n
        • High humidity or condensation<\/li>\n\n\n\n
        • Heavily polluted environments<\/li>\n\n\n\n
        • Salt-spray environments<\/li>\n\n\n\n
        • Applications involving severe vibration or mechanical impact<\/li>\n<\/ul>\n\n\n\n

          \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/h3>\n\n\n\n

          \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/h3>\n\n\n\n
            \n
          1. Before installation, inspect the bushing to ensure that there are no cracks, damage, bubbles, deformation, or other visible defects. The insulating surface must be clean and free from contamination.<\/li>\n\n\n\n
          2. Install the bushing according to the switchgear partition opening. The mounting structure should be compatible with the 170 \u00d7 240 mm flange.<\/li>\n\n\n\n
          3. Ensure that the flange fits closely against the switchgear partition and provides reliable sealing.<\/li>\n\n\n\n
          4. When inserting a busbar or copper bar, prevent sharp conductor edges from scratching the inner surface of the bushing.<\/li>\n\n\n\n
          5. Maintain an even clearance between the busbar and the inner wall. The conductor must not press against or apply excessive mechanical force to the bushing.<\/li>\n\n\n\n
          6. After installation, check the insulation clearance between the bushing, switchgear enclosure, and busbar. The completed installation must meet the safety clearance requirements of 10 kV equipment.<\/li>\n<\/ol>\n\n\n\n

            \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/h3>\n\n\n\n
              \n
            1. Routine inspection:<\/strong> Regularly inspect the surface for dust, condensation, electrical discharge marks, and other contamination. Confirm that the flange remains securely fastened.<\/li>\n\n\n\n
            2. Periodic maintenance:<\/strong> Clean the insulating surface every 6 to 12 months. Inspect the insulation condition and conduct a withstand voltage test when necessary.<\/li>\n\n\n\n
            3. Abnormal conditions:<\/strong> If electrical discharge marks, cracks, deformation, or other abnormalities are found, immediately de-energize the equipment and replace the bushing. Do not continue operating a defective product.<\/li>\n<\/ol>\n\n\n\n

              \u0627\u062d\u062a\u064a\u0627\u0637\u0627\u062a<\/h2>\n\n\n\n
                \n
              1. This product is intended for indoor use only. It must not be used in outdoor, high-humidity, or heavily polluted environments unless a customized version is selected.<\/li>\n\n\n\n
              2. Installation and maintenance must be carried out by qualified electrical personnel in strict accordance with high-voltage electrical safety procedures. All work must be performed after the equipment has been de-energized.<\/li>\n\n\n\n
              3. Avoid impact and dropping during transportation and storage to prevent damage to the bushing.<\/li>\n\n\n\n
              4. Store the product in a dry and ventilated environment free from corrosive gases.<\/li>\n\n\n\n
              5. Product dimensions and technical parameters are subject to the final factory drawings. Customized specifications must be confirmed in advance.<\/li>\n<\/ol>\n\n\n\n

                \u0648\u0635\u0641 \u0627\u0644\u0646\u0645\u0648\u0630\u062c<\/h2>\n\n\n\n
                \u0631\u0645\u0632 \u0627\u0644\u0646\u0645\u0648\u0630\u062c<\/th>\u0648\u0635\u0641<\/th><\/tr><\/thead>
                TG3<\/td>Third-generation epoxy resin wall bushing series<\/td><\/tr>
                \u0634\u0643\u0631\u0627\u064b \u062c\u0632\u064a\u0644\u0627\u064b<\/td>Rated voltage of 10 kV; Q indicates an indoor type<\/td><\/tr>
                140\u00d7200<\/td>Oval inner opening dimensions, length \u00d7 width<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                \u0636\u0645\u0627\u0646 \u0627\u0644\u062c\u0648\u062f\u0629<\/h2>\n\n\n\n

                The product is manufactured in accordance with applicable national standards for high-voltage electrical accessories.<\/p>\n\n\n\n

                Before leaving the factory, each product undergoes a complete set of insulation tests and mechanical performance inspections.<\/p>\n\n\n\n

                The product complies with GB\/T 12944 and other applicable national standards. Quality assurance and technical support are available.<\/p>\n\n\n\n

                \"\u062c\u0644\u0628\u0629<\/figure>\n\n
                \n\n\t\t\n
                  \n\t\t\t <\/ul>\n <\/div>","protected":false},"excerpt":{"rendered":"

                  Product Overview The TG3-10Q\/140\u00d7200 Wall-Throught Bushing is an insulating component designed for indoor high-voltage complete equipment rated at 10 kV […]<\/p>\n","protected":false},"featured_media":724,"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-723","products","type-products","status-publish","has-post-thumbnail","hentry","product_category-insulation-components-series"],"acf":{"products_imagines":[724,725],"short_describe":"

                  The TG3-10Q\/140×200 Wall Bushing is an insulating component designed for indoor high-voltage complete equipment rated at 10 kV and below.<\/p>","pdf_file":"","related_products":{"products":""},"technical_parameter":"","outline_and_installation_dimension":""},"_links":{"self":[{"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/products\/723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/types\/products"}],"acf:attachment":[{"embeddable":true,"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/media\/725"},{"embeddable":true,"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/media\/724"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/media\/724"}],"wp:attachment":[{"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/media?parent=723"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/yieou.com\/ar\/wp-json\/wp\/v2\/product_category?post=723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}