Siemens 3VA1 IEC frame 100 circuit breaker, 3-pole, breaking capacity class S, Icu=36kA @ 415V, line protection TM210, FTFM, In=50A, Ir=50A fixed, Ii=10 x In, with nut keeper kit, undervoltage release (UVR) 208-230V AC 50/60Hz, 2 auxiliary switches HQ.
The Siemens 3VA1050-4ED32-0DC0 is a 3VA1 frame 100 IEC molded case circuit breaker, 3-pole, with a 50 A fixed thermal-magnetic overload (TM210) and fixed short-circuit protection set at 10 x In.
The nut keeper kit secures the line/load lug connections against vibration in transport or high-vibration installations.
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Icu = 36 kA at 415 V AC, which is the class S rating for the 3VA1 frame. This is the maximum short-circuit current the breaker can safely interrupt without damage.
Factory-fitted undervoltage release (UVR) for 208–230 V AC 50/60 Hz, two HQ auxiliary switches, and a nut keeper kit.
Alternative models and sibling configurations in the same Siemens series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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