circuit breaker 3VA6 UL Frame 150 breaking capacity class H 65 kA @ 480 V 4-pole, line protection ETU860, LSIG, In=40 A overload protection Ir=16 A...40 A short-circuit protection Isd=0.6..10x In, Ii=1.5..12x In neutral conductor protection adjustable (OFF, up to 160%) ground-fault protection Ig=0.375...1 x In= tg=0.05-0.8s without connection