SIEMENS circuit breaker 3VA1 IEC Frame 630 breaking capacity class M Icu=55 kA @ 415 V 4-pole, line protection TM240, ATAM, In=500 A overload protection Ir=350 A...500 A short-circuit protection Ii=5...10 x In N conductor unprotected nut keeper kit
SIEMENS circuit breaker 3VA1 IEC Frame 630 breaking capacity class M Icu=55 kA @ 415 V 4-pole, line protection TM240, ATAM, In=500 A overload protection Ir=350 A...500 A short-circuit protection Ii=5...10 x In N conductor unprotected nut keeper kit
