MCCB CM1 series Moulded Case Circuit Breaker 1. Free OEM 2. CE certificate 3, Warranty 2 year MCCB CM1 series Moulded Case Circuit BreakerCM1 series moulded case circuit breaker is one of ... (V)Acting Over Distance (mm)Ultimate short circuit Breaker Capacity (KA)Servies Short Circuit Breaker Capacity (KA)CM1- 63L6,10,16,20 ... 2<2≤4min4Sseries Moulded Case Circuit Breaker