... to 60A for the protection of overload and short circuit of lighting and distribution lines and motor, as well as the infrequent ... fitted with shunt trip, auxiliary contacts and alarming contacts to realize the long-distance switching-off and provide auxiliary signal. 2.Structure feature ... 2P,3P,4P60A1,3,5,10,15,20,25,32,40,50,60DZX4-604.Working and installation conditionEnvironment temperature : -5°C~+ ...