MCB 1.CB,CE,KEMA,TSE,BVQI, CCC ... , three,four poles for protecting overload and short circuit, and rated current up to 63A. It can ... for infrequent line conversion under the normal condition.The breaker is applicable tolighting distribution system in industrial enterprise, ... )230400Ambient temperature-5oC~+40oCType of instantaneous releaseCDCDRated short circuit breaking capacity Icn(kA)1-32A:650-63A:441 ...