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WKB1系列控(kong)制(zhi)與保(bao)護(hu)開關電(dian)(dian)(dian)器（CPS）（以下簡稱(cheng)“開關”)，主(zhu)要(yao)用于交流(liu)(liu)(liu)(liu)50Hz（60Hz）、額定工作(zuo)電(dian)(dian)(dian)壓至(zhi)(zhi)(zhi)690V、額定工作(zuo)電(dian)(dian)(dian)流(liu)(liu)(liu)(liu)1A至(zhi)(zhi)(zhi)125A、控(kong)制(zhi)器整(zheng)定電(dian)(dian)(dian)流(liu)(liu)(liu)(liu)0.4A至(zhi)(zhi)(zhi)125A、控(kong)制(zhi)電(dian)(dian)(dian)機功(gong)率0.12kW至(zhi)(zhi)(zhi)55kW的電(dian)(dian)(dian)路中，能(neng)夠接通、承載(zai)和分斷正(zheng)常(chang)條(tiao)件(jian)下（包(bao)括規定的過載(zai)條(tiao)件(jian)）的電(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，也能(neng)接通、承載(zai)一定時間(jian)和分斷規定的非正(zheng)常(chang)條(tiao)件(jian)下（如短路）的電(dian)(dian)(dian)流(liu)(liu)(liu)(liu)。

WKB1系(xi)列開關適(shi)用于各類(lei)場合或系(xi)統(tong)的配電(dian)(dian)和(he)電(dian)(dian)動機(ji)保護(hu)與控制系(xi)統(tong)，基礎設施(shi),建(jian)筑(zhu)物，通訊等。

產品符合標準：IEC60947-6- 2《低壓開(kai)關(guan)設備(bei)和控(kong)(kong)制(zhi)設備(bei)第6部分(fen)：多功能電器，第2節(jie)：控(kong)(kong)制(zhi)與(yu)保(bao)護(hu)開(kai)關(guan)電器》。

GB/T 14048.9《低壓開(kai)關設備(bei)和控制設備(bei)多功(gong)能電(dian)器(qi)（設備(bei)）第2部分：控制與保護(hu)開(kai)關電(dian)器(qi)（設備(bei)）》