circuit breaker 3VA2 IEC frame 630 breaking capacity class C Icu=110kA @ 415V 3-pole, motor protection ETU860M, LSIG, In=400A overload protection Ir=160A…400A short-circuit protection Isd=1.2..15x In, Ii=3..15x In gr.-fault prot., can be sw. off Ig=0.2…1 x In, tg=0.05-0.8s nut keeper kit