{"id":961,"date":"2021-05-06T07:17:36","date_gmt":"2021-05-06T07:17:36","guid":{"rendered":"https:\/\/www.wolunelectric.com\/?post_type=product&#038;p=961"},"modified":"2026-05-20T14:02:07","modified_gmt":"2026-05-20T06:02:07","slug":"gw4-12-12kv-outdoor-high-voltage-disconnect-switch","status":"publish","type":"product","link":"https:\/\/www.wolunelectric.com\/ar\/product\/gw4-12-12kv-outdoor-high-voltage-disconnect-switch\/","title":{"rendered":"\u0645\u0641\u0627\u062a\u064a\u062d \u0641\u0635\u0644 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0639\u0627\u0644\u064a \u0627\u0644\u062e\u0627\u0631\u062c\u064a GW4-12 12kV 12kV"},"content":{"rendered":"<p data-start=\"433\" data-end=\"674\">The GW4-12 series outdoor disconnect switch adopts a <strong data-start=\"486\" data-end=\"532\">double-column horizontal opening structure<\/strong> and is suitable for outdoor installations in substations, transformer stations, overhead distribution systems, and industrial power networks.<\/p>\n<p data-start=\"676\" data-end=\"694\">It is designed to:<\/p>\n<ul data-start=\"695\" data-end=\"861\">\n<li data-section-id=\"15nteh2\" data-start=\"695\" data-end=\"749\">isolate energized circuits under no-load conditions,<\/li>\n<li data-section-id=\"1p57xb0\" data-start=\"750\" data-end=\"790\">provide a visible disconnection point,<\/li>\n<li data-section-id=\"p916xr\" data-start=\"791\" data-end=\"820\">improve maintenance safety,<\/li>\n<li data-section-id=\"1fan9fm\" data-start=\"821\" data-end=\"861\">support manual or motorized operation.<\/li>\n<\/ul>\n<p data-start=\"863\" data-end=\"895\">The switch can be equipped with:<\/p>\n<ul data-start=\"896\" data-end=\"1010\">\n<li data-section-id=\"1mfh03t\" data-start=\"896\" data-end=\"922\">single grounding switch,<\/li>\n<li data-section-id=\"1uz5pty\" data-start=\"923\" data-end=\"949\">double grounding switch,<\/li>\n<li data-section-id=\"t11y4b\" data-start=\"950\" data-end=\"978\">anti-pollution insulators,<\/li>\n<li data-section-id=\"1qy7w8z\" data-start=\"979\" data-end=\"1010\">electric operating mechanism.<\/li>\n<\/ul>\n<p data-start=\"1012\" data-end=\"1125\">It complies with IEC and GB standards for high-voltage disconnect switches.<\/p>\n<h2 data-section-id=\"7jig15\" data-start=\"1127\" data-end=\"1143\">Main Features<\/h2>\n<ul data-start=\"1145\" data-end=\"1453\">\n<li data-section-id=\"1snvig\" data-start=\"1145\" data-end=\"1166\">Rated voltage: 12kV<\/li>\n<li data-section-id=\"v30fec\" data-start=\"1167\" data-end=\"1194\">Outdoor installation type<\/li>\n<li data-section-id=\"1peglde\" data-start=\"1195\" data-end=\"1237\">Double-column horizontal break structure<\/li>\n<li data-section-id=\"ff2l1w\" data-start=\"1238\" data-end=\"1261\">Visible isolation gap<\/li>\n<li data-section-id=\"w4o6ub\" data-start=\"1262\" data-end=\"1293\">Manual or motorized operation<\/li>\n<li data-section-id=\"1gr0l0x\" data-start=\"1294\" data-end=\"1321\">Optional grounding switch<\/li>\n<li data-section-id=\"1m11sus\" data-start=\"1322\" data-end=\"1356\">Reliable mechanical interlocking<\/li>\n<li data-section-id=\"1gj4o2r\" data-start=\"1357\" data-end=\"1391\">Anti-pollution insulation design<\/li>\n<li data-section-id=\"1wdzf4p\" data-start=\"1392\" data-end=\"1411\">Long service life<\/li>\n<li data-section-id=\"4hnrek\" data-start=\"1412\" data-end=\"1453\">Suitable for harsh outdoor environments<\/li>\n<\/ul>\n<p data-start=\"1455\" data-end=\"1492\">\n<h2 data-section-id=\"1cgu054\" data-start=\"1494\" data-end=\"1521\">\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" style=\"height: 566px;\" width=\"887\" data-start=\"1523\" data-end=\"2030\">\n<thead data-start=\"1523\" data-end=\"1547\">\n<tr data-start=\"1523\" data-end=\"1547\">\n<th class=\"last:pe-10\" data-start=\"1523\" data-end=\"1530\" data-col-size=\"sm\">\u0627\u0644\u0628\u0646\u062f<\/th>\n<th class=\"last:pe-10\" data-start=\"1530\" data-end=\"1547\" data-col-size=\"sm\">\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1558\" data-end=\"2030\">\n<tr data-start=\"1558\" data-end=\"1582\">\n<td data-start=\"1558\" data-end=\"1574\" data-col-size=\"sm\">\u0627\u0644\u0641\u0648\u0644\u062a\u064a\u0629 \u0627\u0644\u0645\u0642\u062f\u0631\u0629<\/td>\n<td data-start=\"1574\" data-end=\"1582\" data-col-size=\"sm\">12 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a<\/td>\n<\/tr>\n<tr data-start=\"1583\" data-end=\"1626\">\n<td data-start=\"1583\" data-end=\"1611\" data-col-size=\"sm\">Maximum Operating Voltage<\/td>\n<td data-start=\"1611\" data-end=\"1626\" data-col-size=\"sm\">12kV \/ 15kV<\/td>\n<\/tr>\n<tr data-start=\"1627\" data-end=\"1656\">\n<td data-start=\"1627\" data-end=\"1645\" data-col-size=\"sm\">\u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0645\u0642\u062f\u0631<\/td>\n<td data-start=\"1645\" data-end=\"1656\" data-col-size=\"sm\">50\/60Hz<\/td>\n<\/tr>\n<tr data-start=\"1657\" data-end=\"1703\">\n<td data-start=\"1657\" data-end=\"1673\" data-col-size=\"sm\">\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646<\/td>\n<td data-start=\"1673\" data-end=\"1703\" data-col-size=\"sm\">200A \/ 400A \/ 630A \/ 1250A<\/td>\n<\/tr>\n<tr data-start=\"1704\" data-end=\"1765\">\n<td data-start=\"1704\" data-end=\"1741\" data-col-size=\"sm\">Rated Short-Time Withstand Current<\/td>\n<td data-start=\"1741\" data-end=\"1765\" data-col-size=\"sm\">12.5kA \/ 20kA \/ 25kA<\/td>\n<\/tr>\n<tr data-start=\"1766\" data-end=\"1821\">\n<td data-start=\"1766\" data-end=\"1797\" data-col-size=\"sm\">Rated Peak Withstand Current<\/td>\n<td data-start=\"1797\" data-end=\"1821\" data-col-size=\"sm\">31.5kA \/ 50kA \/ 63kA<\/td>\n<\/tr>\n<tr data-start=\"1822\" data-end=\"1853\">\n<td data-start=\"1822\" data-end=\"1847\" data-col-size=\"sm\">Short-Circuit Duration<\/td>\n<td data-start=\"1847\" data-end=\"1853\" data-col-size=\"sm\">4s<\/td>\n<\/tr>\n<tr data-start=\"1854\" data-end=\"1905\">\n<td data-start=\"1854\" data-end=\"1890\" data-col-size=\"sm\">Power Frequency Withstand Voltage<\/td>\n<td data-start=\"1890\" data-end=\"1905\" data-col-size=\"sm\">42kV \/ 48kV<\/td>\n<\/tr>\n<tr data-start=\"1906\" data-end=\"1959\">\n<td data-start=\"1906\" data-end=\"1944\" data-col-size=\"sm\">Lightning Impulse Withstand Voltage<\/td>\n<td data-start=\"1944\" data-end=\"1959\" data-col-size=\"sm\">75kV \/ 85kV<\/td>\n<\/tr>\n<tr data-start=\"1960\" data-end=\"1998\">\n<td data-start=\"1960\" data-end=\"1978\" data-col-size=\"sm\">Mechanical Life<\/td>\n<td data-start=\"1978\" data-end=\"1998\" data-col-size=\"sm\">\u22652000 operations<\/td>\n<\/tr>\n<tr data-start=\"1999\" data-end=\"2030\">\n<td data-start=\"1999\" data-end=\"2019\" data-col-size=\"sm\">Installation Type<\/td>\n<td data-start=\"2019\" data-end=\"2030\" data-col-size=\"sm\">Outdoor<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"2032\" data-end=\"2069\">\n<h2 data-section-id=\"7ofzv1\" data-start=\"2071\" data-end=\"2087\">\u0645\u0639\u0646\u0649 \u0627\u0644\u0646\u0645\u0648\u0630\u062c<\/h2>\n<p data-start=\"2089\" data-end=\"2112\">Typical models include:<\/p>\n<ul data-start=\"2114\" data-end=\"2171\">\n<li data-section-id=\"1v0lql5\" data-start=\"2114\" data-end=\"2126\">GW4-12\/400<\/li>\n<li data-section-id=\"1v0ls8o\" data-start=\"2127\" data-end=\"2139\">GW4-12\/630<\/li>\n<li data-section-id=\"lf5nlx\" data-start=\"2140\" data-end=\"2157\">GW4-12D\/1250-25<\/li>\n<li data-section-id=\"95pmlr\" data-start=\"2158\" data-end=\"2171\">GW4-12W\/630<\/li>\n<\/ul>\n<p data-start=\"2173\" data-end=\"2181\">Meaning:<\/p>\n<ul data-start=\"2182\" data-end=\"2429\">\n<li data-section-id=\"s9oijz\" data-start=\"2182\" data-end=\"2218\"><strong data-start=\"2184\" data-end=\"2190\">GW<\/strong> = Outdoor disconnect switch<\/li>\n<li data-section-id=\"1bl7q0g\" data-start=\"2219\" data-end=\"2249\"><strong data-start=\"2221\" data-end=\"2226\">4<\/strong> = Design serial number<\/li>\n<li data-section-id=\"85c59q\" data-start=\"2250\" data-end=\"2279\"><strong data-start=\"2252\" data-end=\"2258\">12<\/strong> = Rated voltage (kV)<\/li>\n<li data-section-id=\"3jnpdw\" data-start=\"2280\" data-end=\"2311\"><strong data-start=\"2282\" data-end=\"2287\">D<\/strong> = With grounding switch<\/li>\n<li data-section-id=\"9swo8j\" data-start=\"2312\" data-end=\"2341\"><strong data-start=\"2314\" data-end=\"2319\">W<\/strong> = Anti-pollution type<\/li>\n<li data-section-id=\"9gffp9\" data-start=\"2342\" data-end=\"2384\"><strong data-start=\"2344\" data-end=\"2364\">400 \/ 630 \/ 1250<\/strong> = Rated current (A)<\/li>\n<li data-section-id=\"fe5jf8\" data-start=\"2385\" data-end=\"2429\"><strong data-start=\"2387\" data-end=\"2393\">25<\/strong> = Short-time withstand current (kA)<\/li>\n<\/ul>\n<h2 data-section-id=\"1cshqw4\" data-start=\"2431\" data-end=\"2452\">\u0638\u0631\u0648\u0641 \u0627\u0644\u0639\u0645\u0644<\/h2>\n<ul data-start=\"2454\" data-end=\"2715\">\n<li data-section-id=\"7pnud4\" data-start=\"2454\" data-end=\"2491\">Ambient temperature: -25\u00b0C to +40\u00b0C<\/li>\n<li data-section-id=\"eh527y\" data-start=\"2492\" data-end=\"2520\">Altitude: \u22642000m or \u22643000m<\/li>\n<li data-section-id=\"apcpsi\" data-start=\"2521\" data-end=\"2541\">Wind speed: \u226435m\/s<\/li>\n<li data-section-id=\"qxllo9\" data-start=\"2542\" data-end=\"2565\">Pollution degree: III<\/li>\n<li data-section-id=\"2ue1sk\" data-start=\"2566\" data-end=\"2599\">\u0634\u062f\u0629 \u0627\u0644\u0632\u0644\u0632\u0627\u0644: \u22648 \u062f\u0631\u062c\u0629<\/li>\n<li data-section-id=\"18rfyvc\" data-start=\"2600\" data-end=\"2715\">Installation environment should be free from:\n<ul data-start=\"2650\" data-end=\"2715\">\n<li data-section-id=\"14m1nyz\" data-start=\"2650\" data-end=\"2672\">explosive materials,<\/li>\n<li data-section-id=\"vtdwct\" data-start=\"2675\" data-end=\"2693\">corrosive gases,<\/li>\n<li data-section-id=\"1m05mw6\" data-start=\"2696\" data-end=\"2715\">severe vibration.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p data-start=\"2717\" data-end=\"2754\">\n<h2 data-section-id=\"mu966k\" data-start=\"2756\" data-end=\"2771\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n<ul data-start=\"2773\" data-end=\"2950\">\n<li data-section-id=\"ll2ev1\" data-start=\"2773\" data-end=\"2794\">Outdoor substations<\/li>\n<li data-section-id=\"1g4vnk9\" data-start=\"2795\" data-end=\"2824\">Overhead distribution lines<\/li>\n<li data-section-id=\"zwftoh\" data-start=\"2825\" data-end=\"2856\">Transformer isolation systems<\/li>\n<li data-section-id=\"vz3ds\" data-start=\"2857\" data-end=\"2881\">Industrial switchyards<\/li>\n<li data-section-id=\"12gldt2\" data-start=\"2882\" data-end=\"2912\">Renewable energy substations<\/li>\n<li data-section-id=\"r84mzk\" data-start=\"2913\" data-end=\"2950\">Utility power distribution networks<\/li>\n<\/ul>\n<h2 data-section-id=\"dysc5y\" data-start=\"2952\" data-end=\"2973\">Product Advantages<\/h2>\n<h3 data-section-id=\"m9zfwe\" data-start=\"2975\" data-end=\"3007\">Reliable Outdoor Performance<\/h3>\n<p data-start=\"3008\" data-end=\"3098\">Designed for long-term operation under rain, UV exposure, dust, and polluted environments.<\/p>\n<h3 data-section-id=\"1v9vp9o\" data-start=\"3100\" data-end=\"3121\">Visible Isolation<\/h3>\n<p data-start=\"3122\" data-end=\"3195\">Provides a clear visible break to ensure operator and maintenance safety.<\/p>\n<h3 data-section-id=\"t88vxf\" data-start=\"3197\" data-end=\"3223\">Flexible Configuration<\/h3>\n<p data-start=\"3224\" data-end=\"3308\">Supports manual operation, motorized operation, and grounding switch configurations.<\/p>\n<h3 data-section-id=\"1y8dkqz\" data-start=\"3310\" data-end=\"3341\">Strong Mechanical Structure<\/h3>\n<p data-start=\"3342\" data-end=\"3423\">Stable mechanical linkage ensures reliable synchronization and long service life.<\/p>\n<h2 data-section-id=\"p70hv1\" data-start=\"3425\" data-end=\"3437\">\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631<\/h2>\n<p data-start=\"3439\" data-end=\"3492\">The GW4-12 disconnect switch generally complies with:<\/p>\n<ul data-start=\"3493\" data-end=\"3530\">\n<li data-section-id=\"wd26dl\" data-start=\"3493\" data-end=\"3508\">IEC 62271-102<\/li>\n<li data-section-id=\"1hv5wo\" data-start=\"3509\" data-end=\"3518\">GB 1985<\/li>\n<li data-section-id=\"vp3eqj\" data-start=\"3519\" data-end=\"3530\">IEC 60129<\/li>\n<\/ul>\n<h2><\/h2>\n<h2><strong>\u0631\u0633\u0645 \u0645\u062e\u0637\u0637 \u062a\u0641\u0635\u064a\u0644\u064a<\/strong><\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-1879\" src=\"http:\/\/www.wolunelectric.com\/wp-content\/uploads\/2021\/05\/gw4-12kv-disconnect-switch-dimension.jpg\" alt=\"\u0623\u0628\u0639\u0627\u062f \u0645\u0641\u062a\u0627\u062d \u0627\u0644\u0641\u0635\u0644 GW4 12 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a 12kv\" width=\"905\" height=\"734\" srcset=\"https:\/\/www.wolunelectric.com\/wp-content\/uploads\/2021\/05\/gw4-12kv-disconnect-switch-dimension.jpg 905w, https:\/\/www.wolunelectric.com\/wp-content\/uploads\/2021\/05\/gw4-12kv-disconnect-switch-dimension-300x243.jpg 300w, https:\/\/www.wolunelectric.com\/wp-content\/uploads\/2021\/05\/gw4-12kv-disconnect-switch-dimension-768x623.jpg 768w, https:\/\/www.wolunelectric.com\/wp-content\/uploads\/2021\/05\/gw4-12kv-disconnect-switch-dimension-600x487.jpg 600w\" sizes=\"(max-width: 905px) 100vw, 905px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>GW4-12 outdoor high voltage disconnect switch is designed for 12kV outdoor AC distribution systems. It provides reliable no-load isolation, visible disconnection, and safe operation for substations and overhead power networks.<\/p>","protected":false},"featured_media":963,"template":"","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"GW4-12 12kV Outdoor High Voltage Disconnect Switch | Outdoor Isolating Switch","_seopress_titles_desc":"GW4-12 outdoor high voltage disconnect switch for 12kV AC power systems. Reliable outdoor isolating switch with visible isolation, optional grounding switch, and motorized operation.","_seopress_robots_index":""},"product_brand":[],"product_cat":[46],"product_tag":[],"class_list":{"0":"post-961","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-high-voltage-disconnect-switch","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/product\/961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/media\/963"}],"wp:attachment":[{"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/media?parent=961"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/product_brand?post=961"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/product_cat?post=961"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.wolunelectric.com\/ar\/wp-json\/wp\/v2\/product_tag?post=961"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}