1,New model with square indicator. 2,3KA,4.5KA,6KA. 3,CE,KEMA, ... 4,6,10,13,16,20,25,32,40,50,63Tripping curve:B,C,DRated short-circuit capacity( ... service short-circuit breaking capacity(lcs):7.5kARated frequency:50/60HzEnergy limiting class:3Rated impulse withstand voltage:6.2kVElectro ... voltage:1P (single-pole)~230/400V 50/60Hz3P (three-pole)~400V 50/60HzRupturing capacity:EN60898-10,000A(nominal short ...