... switch-off ability miniature circuit breaker is applicable to a line of AC 50Hz/60Hz DZ50-63 high switch ... -off ability miniature circuit breaker is applicable to a line of AC 50Hz/60Hz, rated voltage 230/400V ... standards of IEC60898.miniature circuit breaker2.Main Technical Parameter Type DZ50-63 Pole 1P 2P, 3P, 4P Rated ... (A) 1,2,3,4,6,10,16,20,25,32,40,50,63 Rated voltage(V) 230 400 Type of ...