Siemens 3VA1450-4EF42-0DA0 коммутационные устройства

circuit breaker 3VA1 IEC frame 630 breaking capacity class S Icu=36kA @ 415V 4-pole, line protection TM240, ATAM, In=500A overload protection Ir=350A...500A short-circuit protection Ii=5...10 x In N conductor unprotected nut keeper kit circuit breaker 3VA1 IEC frame 630 breaking capacity class S Icu=36kA @ 415V 4-pole, line protection TM240, ATAM, In=500A overload protection Ir=350A...500A short-circuit UNDERVOLTAGE RELEASE 208-230 V AC 50/60 HZ ACCESSORY FOR 3VA1