Circuit breaker 3VA2 IEC frame 160 breaking capacity class M Icu=55kA @ 415V 3-pole, LSIG, In=63A overload protection Ir=25A...63A short-circuit protection Isd=1.2..15x In, Ii=3..15x In gr.-fault prot., can be sw. off Ig=0.25...1 x In, tg=0.05-0.8s clamp connection