... current: 6, 10, 16, 20, 25, 32, 40, 50, 63 4 poles 1, 2, 3 Detailed specification: DZ65N MCB is an ... mainly used for overload and short circuit protection within the circuit ofAC 50Hz,230V in single pole,400V in double, three and four ... used in turning on and the electric apparatus and lighting circuit under the normalcondition. 3 pole c60n circuit breaker mcb