The Siemens 3VA1332-5EF32-0AC0 is a 3-pole IEC frame 400 MCCB with 55 kA interrupting capacity at 415 V (class M). The TM240 trip is rated In=320A, with Ir adjustable 224A...320A and Ii adjustable 5...10 x In. The 3VA1 frame is a standard panel-mount design — it bolts into a switchboard or enclosure bus, not a DIN rail. The nut keeper kit (included) holds the mounting nuts captive, speeding installation in tight panel layouts.
Siemens 3VA1332-5EF32-0AC0 Circuit Breaker, 55kA @ 415V, 320
MPN3VA1332-5EF32-0AC0
Siemens 3VA1 IEC frame 400 MCCB, breaking capacity class M, Icu=55kA @ 415V, 3-pole, line protection TM240, ATAM, In=320A, overload protection Ir=224A...320A, short-circuit protection Ii=5...10 x In, with 2 auxiliary switch changeover contacts.
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Independent China distributor & sourcing agent· Listing updated Sep 2026
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What are the key ratings of 3VA1332-5EF32-0AC0?
IEC frame 400, 3-pole, breaking capacity class M with Icu=55kA @ 415V, thermal-magnetic trip TM240 rated In=320A, overload protection Ir adjustable 224A…320A, short-circuit protection Ii adjustable 5…10 x In, and includes 2 auxiliary switch changeover contacts.
MPN
3VA1332-5EF32-0AC0