{"id":910,"date":"2021-04-28T08:11:28","date_gmt":"2021-04-28T08:11:28","guid":{"rendered":"https:\/\/www.wolunelectric.com\/?post_type=product&p=910"},"modified":"2026-05-13T14:42:51","modified_gmt":"2026-05-13T06:42:51","slug":"lw3-12-12kv-outdoor-sf6-gas-circuit-breaker","status":"publish","type":"product","link":"https:\/\/www.wolunelectric.com\/pt\/product\/lw3-12-12kv-outdoor-sf6-gas-circuit-breaker\/","title":{"rendered":"LW3-12 12kV Disjuntor externo a g\u00e1s SF6"},"content":{"rendered":"

 <\/p>\n

\n

Introdu\u00e7\u00e3o geral<\/strong><\/h2>\n
\n

LW3-12 I II III type outdoor SF6 circuit breaker is a new type outdoor high voltage electrical equipment which takes SF6 gas as its arc extinguishing and insulation medium. There are three types of operating mechanism-I type manual energy storage spring operating mechanism, II type motor energy storage spring operating mechanism and III type DC electromagnetic operating mechanism.<\/p>\n

Compared with other 12kV outdoor circuit breaker, LW3-12 outdoor SF6 circuit breaker is simple in<\/p>\n

com bom desempenho de isolamento e extin\u00e7\u00e3o de arco el\u00e9trico.<\/p>\n

With LW3-12 SF6 circuit breaker, users can reduce cost, eliminate danger of fire and improve the reliability of electric system.<\/p>\n

 <\/p>\n<\/div>\n<\/div>\n

\n

Especifica\u00e7\u00e3o t\u00e9cnica<\/strong><\/h2>\n
    \n
  • Rated Voltage: 12kV<\/li>\n
  • Rated Frequency: 50Hz<\/li>\n
  • Rated Current: 630A<\/li>\n
  • Rated Short-circuit Breaking Current: 20kA<\/li>\n
  • Rated Short-time Withstand Current: 20kA\/4s<\/li>\n
  • Rated Peak Withstand Current: 50kA<\/li>\n
  • Operating Mechanism: Spring operating mechanism<\/li>\n
  • Installation Type: Pole mounted outdoor type<\/li>\n
  • SF6 Gas Insulation: Sealed fully enclosed structure<\/li>\n
  • Ambient Temperature: -30\u2103 ~ +40\u2103<\/li>\n
  • Altitude: \u22641000m<\/li>\n<\/ul>\n\n\n\n\n
    \n
    Tens\u00e3o nominal\r\n\r\n(kV)<\/pre>\n<\/td>\n
    		\n
    Classificado\r\n\r\nCorrente nominal (A)<\/pre>\n<\/td>\n
    		\n
    Classificado\r\n\r\nQuebra de curto-circuito\r\n\r\ncorrente\r\n\r\n(kA)<\/pre>\n<\/td>\n
    		\n
    Classificado\r\n\r\n Fechamento de curto-circuito\r\n\r\nCorrente\r\n\r\n(kA)<\/pre>\n<\/td>\n
    		\n
    Classificado\r\n\r\nPico\r\n\r\nResist\u00eancia\r\n\r\nCorrente\r\n\r\n(kA)<\/pre>\n<\/td>\n
    		\n
    Classificado\r\n\r\nCurto-circuito\r\n\r\nResist\u00eancia\r\n\r\nCorrente\r\n\r\n(kA)<\/pre>\n<\/td>\n
    		\n
    Classificado\r\n\r\nCurto-circuito\r\n\r\nDura\u00e7\u00e3o\r\n\r\nTempo\r\n\r\n(S)<\/pre>\n<\/td>\n
    		\n
    Classificado\r\n\r\n Curto-circuito\r\n\r\nnominal\r\n\r\nQuebra\r\n\r\nHor\u00e1rios\r\n\r\n(vezes)<\/pre>\n<\/td>\n
    		\n
    Peso (kg)<\/pre>\n<\/td>\n<\/tr>\n
    \n
    12<\/pre>\n<\/td>\n
    		\n
    400\r\n\r\n630\r\n\r\n1250<\/pre>\n<\/td>\n
    		\n
    6.3\r\n\r\n8\r\n\r\n12.5\r\n\r\n16<\/pre>\n<\/td>\n
    		\n
    16\r\n\r\n20\r\n\r\n31.5<\/pre>\n<\/td>\n
    		\n
    16\r\n\r\n20\r\n\r\n31.5<\/pre>\n<\/td>\n
    		\n
    6.3\r\n\r\n8\r\n\r\n12.5\r\n\r\n16<\/pre>\n<\/td>\n
    		\n
    4<\/pre>\n<\/td>\n
    		\n
    30<\/pre>\n<\/td>\n
    		\n
    I tipo 122 II tipo 130\r\nIII tipo 132<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    <\/pre>\n
    Aplicativos<\/h2>\n
    <\/div>\n
    Suitable for 12kV urban & rural power grid, overhead distribution lines, industrial and mining enterprises, residential community power supply, outdoor substation incoming and outgoing line protection and sectional switching.<\/div>\n
    <\/div>\n
    Our Service<\/h2>\n
    <\/div>\n
    We offer OEM, customized technical parameters, installation drawings and global after-sales technical support. All products comply with international standards with reliable quality and competitive factory price.<\/div>\n
    <\/div>\n<\/div>\n
    \n
    Desenho de contorno<\/strong><\/h2>\n
    \"\" \"\"<\/p>\n
     <\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
    LW3-12 12kV Outdoor SF6 Gas Circuit Breaker is a widely used pole-mounted high voltage switchgear for 12kV outdoor power distribution network. It uses SF6 gas for insulation and arc extinction, featuring compact size, light weight, maintenance-free and stable performance. Perfect for overhead line sectional control, loop switching and overload & short circuit protection.<\/p>","protected":false},"featured_media":913,"template":"","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"LW3-12 12kV Outdoor SF6 Gas Circuit Breaker \u2013 Pole Mounted 630A 20kA","_seopress_titles_desc":"LW3-12 12kV outdoor SF6 circuit breaker with 630A rated current, 20kA breaking capacity, spring mechanism, pole mounted design for 12kV overhead distribution line protection.","_seopress_robots_index":""},"product_brand":[],"product_cat":[44],"product_tag":[63],"class_list":{"0":"post-910","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-vacuum-circuit-breaker","7":"product_tag-sf6-circuit-breaker","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/product\/910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/media\/913"}],"wp:attachment":[{"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/media?parent=910"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/product_brand?post=910"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/product_cat?post=910"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.wolunelectric.com\/pt\/wp-json\/wp\/v2\/product_tag?post=910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}