... market 1.Application:GV series motor protection circuit breaker are mainly used for the overload and ... /60Hz,up to 660V,0.1-80A power circuit,as a full-voltage starter and cut off ... load or for the overload and short circuit protection of the circuit and power equipment in the power distribution ... Confirming to IEC 60947.1 Standard ,IEC 60947.2 Circuit breaker,IEC 60947.4.1.Working temperature is to ...