... Circuit breaker,Circuit breaker ,IC card watthour MeterELCB(F360),earth leakage circuit breaker,residual current circuit breaker,RCCD, RCD,RCBO,MCB,F360,F362,F364,DZ47,C45,C45N,C60DC circuit breaker ,DC MCB,circuit breaker ... Environmental features4.1 Ambient temperature range -5+40, daily average ≤ +354.2 Altitude ... is clean. When maximum temperature exceed +40,humidity not exceed 50%. Higher humidity ...