... to IEC60898-2 and GB10963.2 standards,used in circuit breaker with voltage of 250V,500V,750V, ... according to IEC60898-2 and GB10963.2 standards,used in circuit breaker with voltage of 250V,500V,750V, ... 50A,63A,80A,100ARated short circuit breaking capacty Icn(T=4ms)1P(125V):10kA,2P(250V:10kA,3P, ... .13In(In≤63A t≥1h non tripping;In>63A t≥2h non tripping);hot state 1.45In(In≤63A t<1htripping; In>63A t<2h ...