... in double, three,four poles for protecting overload and short circuit, and rated current up to 63A. It can also beused ... ,20,25,32,40,50,63Rated voltage (V)230400Ambient temperature-5oC~+40oCType of instantaneous releaseCDCDRated short circuit breaking capacity Icn(kA)1 ... wire mm21-6A110A1.516,20A2.525A432A640,50A1063A16 C45N series mini circuit breaker