... to 12KV 3)manufacture 4)CCC,ISO KYN anti-corrosion high voltage electrical power distribution cabinet 1) General a complete set ... .· 8:The primary switch may be provided with VD4 vacuum circuit breaker and C3 series of fixed type load switch from ABB ... 1000,1250,1600,2000,2500,31503Rated short-circuit breaking currentkA25,31.5,40,504Rated short-circuit making currentkA63,80,100,1255Rated movement steady ...