... fire or explosion;e. It is equipped with current inductor 0.2 degree measure accuracy to realize three-phase ... impulse voltage withstand 1853Rated current A1250,1600,20004Rated short circuit breaking current KA20,6,31.55Rated operate order off ... of each phase (without inductor) DC220,110,2420Automatic striking and grinding cumulative thickness mm≤10021Weightkg8002013-01-05 Circuit Breaker, switch