circuit breaker 3VA1 IEC Frame 100 breaking capacity class S Icu=36 kA @ 415 V 4-pole, line protection TM210, FTFM, In=100 A overload protection Ir=100 A permanently set short-circuit protection Ii=10 x In N conductor unprotected nut keeper kit shunt trip (STL) 220-250 V DC; 208-277 V AC 2 auxiliary switches HQ