{"id":1253,"date":"2026-04-07T13:34:19","date_gmt":"2026-04-07T05:34:19","guid":{"rendered":"https:\/\/wvefouvvpp.wpdns.site\/?post_type=product&p=1253"},"modified":"2026-08-27T02:06:17","modified_gmt":"2026-08-27T02:06:17","slug":"lbhb-12v-630-20-eco-friendly-gas-insulated-ring-main-unit","status":"publish","type":"product","link":"https:\/\/lbajiele.com\/fr\/produit\/lbhb-12v-630-20-eco-friendly-gas-insulated-ring-main-unit\/","title":{"rendered":"Unit\u00e9 principale de r\u00e9seau \u00e9tanche au gaz respectueuse de l'environnement LBHB-12(V)\/630-20"},"content":{"rendered":"

Overview<\/h2>\n

Environmentally Friendly Vacuum Circuit Breaker: Semi-solid-insulated and fully solid-insulated configurations are available. The switchgear can be configured with an upper disconnector, upper earthing switch, and lower vacuum circuit breaker, or with a lower disconnector, lower earthing switch, and upper vacuum circuit breaker, according to customer requirements, State Grid requirements, project specifications, and local utility requirements.<\/p>\n

Service Conditions<\/h2>\n
    \n
  1. Maximum ambient air temperature: +40 \u00b0C<\/li>\n
  2. Minimum ambient air temperature: \u221225 \u00b0C<\/li>\n
  3. 24-hour average ambient air temperature: \u2264 35 \u00b0C<\/li>\n
  4. Relative humidity: Daily average \u2264 95%; monthly average \u2264 90%.<\/li>\n
  5. Altitude: \u2264 1,500 m (standard type, at the standard nitrogen filling pressure).<\/li>\n
  6. For operation outside the specified service conditions, special requirements shall be agreed upon with the manufacturer.<\/li>\n<\/ol>\n

    Param\u00e8tres techniques<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Article<\/td>\nVacuum Circuit Breaker(VCB)<\/td>\nDisconnector \/ Earthing Switch<\/td>\n<\/tr>\n
    Rated Voltage<\/td>\n12KV<\/td>\n12KV<\/td>\n<\/tr>\n
    Power-frequency Withstand Voltage<\/td>\n42\/48KV<\/td>\n42\/48KV<\/td>\n<\/tr>\n
    Lightning Impulse Withstand Voltage (BIL)<\/td>\n75\/85KV<\/td>\n75\/85KV<\/td>\n<\/tr>\n
    Rated Current<\/td>\n630A<\/td>\n630A<\/td>\n<\/tr>\n
    Rated Short-circuit Making Current<\/td>\n63<\/td>\n53<\/td>\n<\/tr>\n
    Rated Short-time Withstand Current<\/td>\n25<\/td>\n25<\/td>\n<\/tr>\n
    Rated Short-time Duration<\/td>\n4S<\/td>\n4S<\/td>\n<\/tr>\n
    Mechanical Endurance<\/td>\n10000<\/td>\n3000<\/td>\n<\/tr>\n
    Gas Pressure<\/td>\n0.025(20\u2103<\/span>)<\/span><\/td>\n<\/tr>\n
    Annual Leakage Rate<\/td>\n<0.05%<\/td>\n<\/tr>\n
    Interruption Medium<\/td>\nVacuum<\/td>\n<\/tr>\n
    Degree of Protection<\/td>\nIP67(Gas Tank)\/IP3X(Enclosure)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"

    The LBHB-12 series environmentally friendly gas-insulated ring main units (RMUs) are distribution switchgear assemblies that use vacuum interrupters for arc interruption, with an environmentally friendly insulating gas as the primary insulation medium and a small number of solid-insulation support components.<\/p>","protected":false},"featured_media":1254,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[27],"product_tag":[],"class_list":["post-1253","product","type-product","status-publish","has-post-thumbnail","product_cat-medium-voltage-switchgear","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/product\/1253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/comments?post=1253"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/media\/1254"}],"wp:attachment":[{"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/media?parent=1253"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1253"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1253"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/lbajiele.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}