circuit breaker 3VA6 UL Frame 150 breaking capacity class L 150 kA @ 480 V 3-pole, line protection ETU330, LIG, In=40 A overload protection Ir=16 A...40 A short-circuit protection Ii=1.5...12 x In ground-fault protection Ig=0.375...1 x In, tg=0.1/0.3s without connection