... -63) Mini circuit breaker (MCB) Protection and control of circuit against overload and short circuit,In building installation-such as houses,offices ... ,commercial complex,motor system(D curve) and industrial installation-for switching ,control,protection and regulation of electrical circuits. Also ... InEndurance≥ 4000Terminal protectionIP20 DZ47-63 mini circuit breakers 1~4p (mcb) 1~63A