{"id":1087,"date":"2026-04-30T16:50:36","date_gmt":"2026-04-30T16:50:36","guid":{"rendered":"https:\/\/www.volttansform.com\/?post_type=product&#038;p=1087"},"modified":"2026-04-30T16:51:06","modified_gmt":"2026-04-30T16:51:06","slug":"xgn15-12-sf6-ring-main-unit-12kv-metal-enclosed-air-insulated-switchgear-for-power-distribution","status":"publish","type":"product","link":"https:\/\/www.volttansform.com\/zh\/product\/xgn15-12-sf6-ring-main-unit-12kv-metal-enclosed-air-insulated-switchgear-for-power-distribution\/","title":{"rendered":"XGN15-12 SF6 Ring Main Unit (12kV Metal-Enclosed Air-Insulated Switchgear for Power Distribution)"},"content":{"rendered":"<p data-start=\"244\" data-end=\"452\">The XGN15-12 series SF6 Ring Main Unit (RMU) is a new-generation medium voltage switchgear designed with SF6 load break switches as the main switching component and air insulation structure.<\/p>\n<p data-start=\"454\" data-end=\"609\">It features a compact, modular, and extendable design, making it ideal for modern ring network power distribution systems and terminal substations.<\/p>\n<p data-start=\"611\" data-end=\"638\">The switchgear operates in:<\/p>\n<ul data-start=\"639\" data-end=\"696\">\n<li data-section-id=\"w0xwqv\" data-start=\"639\" data-end=\"668\">Rated frequency: 50Hz<\/li>\n<li data-section-id=\"1hfgq88\" data-start=\"669\" data-end=\"696\">Rated voltage: 12kV<\/li>\n<\/ul>\n<p data-start=\"698\" data-end=\"845\">It is widely used in urban and industrial power distribution networks, especially in cable ring systems and terminal power supply applications.<\/p>\n<hr data-start=\"847\" data-end=\"850\" \/>\n<h2 data-section-id=\"17fvu7l\" data-start=\"852\" data-end=\"870\">\ud83d\udd39 Key Features<\/h2>\n<h3 data-section-id=\"17n3pcd\" data-start=\"872\" data-end=\"902\">\u2714 Compact &amp; Modular Design<\/h3>\n<ul data-start=\"903\" data-end=\"974\">\n<li data-section-id=\"1exxsfo\" data-start=\"903\" data-end=\"922\">Small footprint<\/li>\n<li data-section-id=\"1pg46p\" data-start=\"923\" data-end=\"947\">Expandable structure<\/li>\n<li data-section-id=\"1lwy1yl\" data-start=\"948\" data-end=\"974\">Flexible configuration<\/li>\n<\/ul>\n<p data-start=\"976\" data-end=\"1018\">\ud83d\udc49 Ideal for space-limited installations<\/p>\n<hr data-start=\"1020\" data-end=\"1023\" \/>\n<h3 data-section-id=\"1rmabi4\" data-start=\"1025\" data-end=\"1063\">\u2714 SF6 Load Break Switch Technology<\/h3>\n<ul data-start=\"1064\" data-end=\"1149\">\n<li data-section-id=\"xmiurg\" data-start=\"1064\" data-end=\"1106\">High reliability switching performance<\/li>\n<li data-section-id=\"g919cy\" data-start=\"1107\" data-end=\"1149\">Excellent arc extinguishing capability<\/li>\n<\/ul>\n<p data-start=\"1151\" data-end=\"1189\">\ud83d\udc49 Ensures safe and stable operation<\/p>\n<hr data-start=\"1191\" data-end=\"1194\" \/>\n<h3 data-section-id=\"1xt7gxu\" data-start=\"1196\" data-end=\"1226\">\u2714 Metal-Enclosed Structure<\/h3>\n<ul data-start=\"1227\" data-end=\"1298\">\n<li data-section-id=\"jufgzz\" data-start=\"1227\" data-end=\"1261\">Fully enclosed armored cabinet<\/li>\n<li data-section-id=\"1cbibis\" data-start=\"1262\" data-end=\"1298\">Air-insulated internal structure<\/li>\n<\/ul>\n<p data-start=\"1300\" data-end=\"1332\">\ud83d\udc49 Enhances operational safety<\/p>\n<hr data-start=\"1334\" data-end=\"1337\" \/>\n<h3 data-section-id=\"nmp87m\" data-start=\"1339\" data-end=\"1369\">\u2714 Flexible Circuit Schemes<\/h3>\n<ul data-start=\"1370\" data-end=\"1462\">\n<li data-section-id=\"ivfvff\" data-start=\"1370\" data-end=\"1415\">Supports terminal and ring network wiring<\/li>\n<li data-section-id=\"1l6lnne\" data-start=\"1416\" data-end=\"1462\">Adaptable to various system configurations<\/li>\n<\/ul>\n<hr data-start=\"1464\" data-end=\"1467\" \/>\n<h3 data-section-id=\"1gxptii\" data-start=\"1469\" data-end=\"1505\">\u2714 Complete Component Integration<\/h3>\n<p data-start=\"1506\" data-end=\"1515\">Includes:<\/p>\n<ul data-start=\"1516\" data-end=\"1629\">\n<li data-section-id=\"zza4lc\" data-start=\"1516\" data-end=\"1541\">SF6 load break switch<\/li>\n<li data-section-id=\"1wup980\" data-start=\"1542\" data-end=\"1561\">Earthing switch<\/li>\n<li data-section-id=\"1yhabhp\" data-start=\"1562\" data-end=\"1570\">Fuse<\/li>\n<li data-section-id=\"1vf5890\" data-start=\"1571\" data-end=\"1603\">Current\/voltage transformers<\/li>\n<li data-section-id=\"9wlt9w\" data-start=\"1604\" data-end=\"1629\">Secondary instruments<\/li>\n<\/ul>\n<p data-start=\"1631\" data-end=\"1674\">\ud83d\udc49 Meets diverse engineering requirements<\/p>\n<hr data-start=\"1676\" data-end=\"1679\" \/>\n<h3 data-section-id=\"12n2clq\" data-start=\"1681\" data-end=\"1719\">\u2714 Reliable Mechanical Interlocking<\/h3>\n<ul data-start=\"1720\" data-end=\"1905\">\n<li data-section-id=\"12itbxq\" data-start=\"1720\" data-end=\"1749\">Built-in interlock system<\/li>\n<li data-section-id=\"opbivp\" data-start=\"1750\" data-end=\"1905\">Fully meets <strong data-start=\"1764\" data-end=\"1805\">\u201cFive Prevention\u201d safety requirements<\/strong>:\n<ul data-start=\"1809\" data-end=\"1905\">\n<li data-section-id=\"10220o4\" data-start=\"1809\" data-end=\"1833\">Prevent misoperation<\/li>\n<li data-section-id=\"1d8zgdx\" data-start=\"1836\" data-end=\"1862\">Prevent live grounding<\/li>\n<li data-section-id=\"1xh9vyq\" data-start=\"1865\" data-end=\"1905\">Prevent incorrect switching sequence<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr data-start=\"1907\" data-end=\"1910\" \/>\n<h3 data-section-id=\"1ney3w6\" data-start=\"1912\" data-end=\"1943\">\u2714 High Safety &amp; Reliability<\/h3>\n<ul data-start=\"1944\" data-end=\"2044\">\n<li data-section-id=\"1trnttq\" data-start=\"1944\" data-end=\"1990\">Stable operation in medium voltage systems<\/li>\n<li data-section-id=\"1upbm1x\" data-start=\"1991\" data-end=\"2044\">Suitable for continuous power supply environments<\/li>\n<\/ul>\n<hr data-start=\"2046\" data-end=\"2049\" \/>\n<h2 data-section-id=\"1hq6i26\" data-start=\"2051\" data-end=\"2074\">\ud83d\udd39 Structural Design<\/h2>\n<h3 data-section-id=\"8fsvm5\" data-start=\"2076\" data-end=\"2095\">\ud83d\udd38 Cabinet Type<\/h3>\n<ul data-start=\"2096\" data-end=\"2183\">\n<li data-section-id=\"6ycy0i\" data-start=\"2096\" data-end=\"2129\">Metal-clad enclosed structure<\/li>\n<li data-section-id=\"9mhacx\" data-start=\"2130\" data-end=\"2160\">Air-insulated compartments<\/li>\n<li data-section-id=\"19bdaax\" data-start=\"2161\" data-end=\"2183\">Compact and robust<\/li>\n<\/ul>\n<hr data-start=\"2185\" data-end=\"2188\" \/>\n<h3 data-section-id=\"1k4dlis\" data-start=\"2190\" data-end=\"2213\">\ud83d\udd38 Switching System<\/h3>\n<ul data-start=\"2214\" data-end=\"2300\">\n<li data-section-id=\"1pc7u17\" data-start=\"2214\" data-end=\"2254\">SF6 load break switch as main switch<\/li>\n<li data-section-id=\"19peevs\" data-start=\"2255\" data-end=\"2300\">Integrated earthing and protection system<\/li>\n<\/ul>\n<hr data-start=\"2302\" data-end=\"2305\" \/>\n<h3 data-section-id=\"1x6mgn9\" data-start=\"2307\" data-end=\"2331\">\ud83d\udd38 Protection System<\/h3>\n<ul data-start=\"2332\" data-end=\"2409\">\n<li data-section-id=\"1vzhk71\" data-start=\"2332\" data-end=\"2368\">Fuse protection for transformers<\/li>\n<li data-section-id=\"1jqn82g\" data-start=\"2369\" data-end=\"2409\">Complete fault protection capability<\/li>\n<\/ul>\n<hr data-start=\"2411\" data-end=\"2414\" \/>\n<h3 data-section-id=\"1ux2mw7\" data-start=\"2416\" data-end=\"2436\">\ud83d\udd38 Expandability<\/h3>\n<ul data-start=\"2437\" data-end=\"2518\">\n<li data-section-id=\"hkvjgg\" data-start=\"2437\" data-end=\"2479\">Modular design allows future expansion<\/li>\n<li data-section-id=\"cucwfa\" data-start=\"2480\" data-end=\"2518\">Suitable for growing power systems<\/li>\n<\/ul>\n<hr data-start=\"2520\" data-end=\"2523\" \/>\n<h2 data-section-id=\"15du31k\" data-start=\"2525\" data-end=\"2543\">\ud83d\udd39 Applications<\/h2>\n<p data-start=\"2545\" data-end=\"2580\">The XGN15-12 RMU is widely used in:<\/p>\n<ul data-start=\"2582\" data-end=\"2841\">\n<li data-section-id=\"86zm1h\" data-start=\"2582\" data-end=\"2622\">Urban residential power distribution<\/li>\n<li data-section-id=\"zcg4fz\" data-start=\"2623\" data-end=\"2648\">Secondary substations<\/li>\n<li data-section-id=\"114sfdf\" data-start=\"2649\" data-end=\"2671\">Switching stations<\/li>\n<li data-section-id=\"eakz7s\" data-start=\"2672\" data-end=\"2709\">Industrial and mining enterprises<\/li>\n<li data-section-id=\"hfihxt\" data-start=\"2710\" data-end=\"2734\">Commercial buildings<\/li>\n<li data-section-id=\"1b8blr8\" data-start=\"2735\" data-end=\"2765\">Airports and metro systems<\/li>\n<li data-section-id=\"18stwit\" data-start=\"2766\" data-end=\"2789\">Wind power projects<\/li>\n<li data-section-id=\"1v8duec\" data-start=\"2790\" data-end=\"2816\">Hospitals and stadiums<\/li>\n<li data-section-id=\"11oc9le\" data-start=\"2817\" data-end=\"2841\">Railways and tunnels<\/li>\n<\/ul>\n<hr data-start=\"2843\" data-end=\"2846\" \/>\n<h2 data-section-id=\"1rg4wz9\" data-start=\"2848\" data-end=\"2872\">\ud83d\udd39 Advantages Summary<\/h2>\n<ul data-start=\"2874\" data-end=\"3139\">\n<li data-section-id=\"1x16qe3\" data-start=\"2874\" data-end=\"2909\">Compact and space-saving design<\/li>\n<li data-section-id=\"1bsc137\" data-start=\"2910\" data-end=\"2960\">High reliability with SF6 switching technology<\/li>\n<li data-section-id=\"lol72i\" data-start=\"2961\" data-end=\"3002\">Flexible and expandable configuration<\/li>\n<li data-section-id=\"1nkqwt3\" data-start=\"3003\" data-end=\"3042\">Complete safety interlocking system<\/li>\n<li data-section-id=\"18p92t7\" data-start=\"3043\" data-end=\"3098\">Suitable for ring network and terminal distribution<\/li>\n<li data-section-id=\"crou16\" data-start=\"3099\" data-end=\"3139\">Ideal for modern urban power systems<\/li>\n<\/ul>\n<hr data-start=\"3141\" data-end=\"3144\" \/>\n<h1 data-section-id=\"1lxd8kj\" data-start=\"3146\" data-end=\"3153\">\u2753 FAQ<\/h1>\n<h3 data-section-id=\"1ukyt9j\" data-start=\"3155\" data-end=\"3193\">1\ufe0f\u20e3 What is an SF6 Ring Main Unit?<\/h3>\n<p data-start=\"3195\" data-end=\"3344\">An <strong data-start=\"3198\" data-end=\"3209\">SF6 RMU<\/strong> is a medium voltage switchgear using <strong data-start=\"3247\" data-end=\"3278\">SF6 gas load break switches<\/strong> for safe and reliable power distribution in ring network systems.<\/p>\n<hr data-start=\"3346\" data-end=\"3349\" \/>\n<h3 data-section-id=\"uv2j8y\" data-start=\"3351\" data-end=\"3403\">2\ufe0f\u20e3 What voltage level is XGN15-12 suitable for?<\/h3>\n<p data-start=\"3405\" data-end=\"3465\">It is designed for:<br \/>\n\ud83d\udc49 <strong data-start=\"3428\" data-end=\"3465\">12kV medium voltage power systems<\/strong><\/p>\n<hr data-start=\"3467\" data-end=\"3470\" \/>\n<h3 data-section-id=\"tk3rvm\" data-start=\"3472\" data-end=\"3512\">3\ufe0f\u20e3 Where is this RMU commonly used?<\/h3>\n<p data-start=\"3514\" data-end=\"3535\">It is widely used in:<\/p>\n<ul data-start=\"3536\" data-end=\"3607\">\n<li data-section-id=\"1k1ryxi\" data-start=\"3536\" data-end=\"3557\">Urban power grids<\/li>\n<li data-section-id=\"8295nf\" data-start=\"3558\" data-end=\"3579\">Industrial plants<\/li>\n<li data-section-id=\"1e17v55\" data-start=\"3580\" data-end=\"3607\">Infrastructure projects<\/li>\n<\/ul>\n<hr data-start=\"3609\" data-end=\"3612\" \/>\n<h3 data-section-id=\"4brwmt\" data-start=\"3614\" data-end=\"3664\">4\ufe0f\u20e3 What are the advantages of SF6 switchgear?<\/h3>\n<ul data-start=\"3666\" data-end=\"3782\">\n<li data-section-id=\"1b4urz8\" data-start=\"3666\" data-end=\"3702\">Excellent insulation performance<\/li>\n<li data-section-id=\"ub7qiv\" data-start=\"3703\" data-end=\"3739\">Strong arc extinguishing ability<\/li>\n<li data-section-id=\"hlwggc\" data-start=\"3740\" data-end=\"3782\">High reliability and long service life<\/li>\n<\/ul>\n<hr data-start=\"3784\" data-end=\"3787\" \/>\n<h3 data-section-id=\"1vzxbic\" data-start=\"3789\" data-end=\"3830\">5\ufe0f\u20e3 Can the XGN15-12 RMU be expanded?<\/h3>\n<p data-start=\"3832\" data-end=\"3915\">Yes, it features a <strong data-start=\"3851\" data-end=\"3880\">modular expandable design<\/strong>, allowing future system expansion.<\/p>","protected":false},"excerpt":{"rendered":"<p data-start=\"244\" data-end=\"452\">The XGN15-12 series SF6 Ring Main Unit (RMU) is a new-generation medium voltage switchgear designed with SF6 load break switches as the main switching component and air insulation structure.<\/p>\n<p data-start=\"454\" data-end=\"609\">It features a compact, modular, and extendable design, making it ideal for modern ring network power distribution systems and terminal substations.<\/p>","protected":false},"featured_media":1123,"comment_status":"open","ping_status":"closed","template":"","meta":{"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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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