... 2,Class C,Lower residual,large discharge current 3,Voltage Protector Voltage Protector SUN-C20/4 Key words : Class C ... protector to use non-linear components and low residual voltage,small discharge current,modulus,and using safely and reliablely, ... technology parameters: Type No.DC power systemVoltage(V) UnContinuous Voltage Uc(V~)Standard Discharge Current In(KA)Max Discharge CurrentImax ...