... as the infrequent changeover and infrequent starting of motor. This circuit breaker can be fitted with shunt trip, auxiliary contacts and alarming ... ,2P,3P,4P60A1,3,5,10,15,20,25,32,40,50,60DZX4-604.Working and installation conditionEnvironment temperature : -5°C ... ~+40°C, the average hours of temperature exceeding +35°C during ...