... ZN63A (VSI) type of circuit breaker of this company, C3 series of fixed load switch; it is also with the interface ... dynamic stability (4S)KA16,20,25,31.5,40rated current of dynamic stability (peak)KA40,50,63,80,100rated short ... -out currentKA16,20,25,31.5,40rated short circuit making current (peak)KA40,50,63,80,100Rated insulation level1min power frequency ...