circuit breaker 3VA1 IEC Frame 1000 breaking capacity class H Icu=70 kA @ 415 V 3-pole, line protection TM240, ATAM, In=1000 A overload protection Ir=700 A...1000 A short-circuit protection Ii=5...10 x In nut keeper kit shunt trip left 208-277 V AC 50/60 Hz 2 auxiliary switches HP 1 trip alarm switch HP