... 80, 100, 125Rated short-circuit breaking currentka16, 20, 25, 31.5, 40, 50rated short-circuit making current (peak value)ka40, 50 ... assembly type, flexible combination scheme3) The cubicle body, feature with high-precision, light weight, high strength and interchangeability of parts ... and high strength bolt.4) It can be equipped for the ZN63A-12 series produced by our company or the imported VD4 ...