circuit breaker 3VA6 UL Frame 400 breaking capacity class E 200 kA @ 480 V 3-pole, line protection ETU330, LIG, In=400 A overload protection Ir=160 A ... 400 A short-circuit protection Ii=1.5...12 x In ground-fault protection IG=0.2... 1xIn, tg=0.1/0.3s without connection