Circuit breaker 3VA2 IEC Frame 100 breaking capacity class C Icu=110 kA @ 415 V 3-pole, line protection ETU330, LIG, In=63 A overload protection Ir=25 A...63 A short-circuit protection Ii=1.5...12 x In ground-fault protection Ig=0.25... 1 x In, tg=0.1/0.3s nut keeper kit