circuit breaker 3VA1 IEC Frame 100 breaking capacity class N Icu=25 kA @ 415 V 3-pole, line protection TM210, FTFM, In=20 A overload protection Ir=20 A permanently set short-circuit protection Ii=16 x In nut keeper kit shunt trip (STL) 12-30 V DC, 24 V AC 50/60 Hz 2 auxiliary switches HQ 1 trip alarm switch HQ