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This Siemens 3VA5112-4EC41-0AA0 is a 4-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It offers a rated operational current of 125A and a maximum operational voltage of 690V AC. The circuit breaker is equipped with a TM230 overcurrent release and provides LI protection function.
Key electrical specifications include a breaking capacity of 25kA at 480V and 55kA at 240V, along with a short-circuit making capacity of 121kA at 240V. The device has an insulation voltage rating of 800V and a mechanical service life of typically 15,000 switching cycles.
Designed for DIN rail mounting, this circuit breaker is suitable for various industrial and commercial applications requiring reliable circuit protection. It operates within a wide temperature range, with current ratings adjusted accordingly. The unit is compliant with UL 489 standards and carries multiple agency approvals including CCC, CE, CSA, EAC, and VDE.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum rated operational voltage for this circuit breaker with AC 50/60Hz is 690 V.
The permanent rated current (Iu) is 125 A. The operational current at 40°C is also 125 A.
This circuit breaker has 4 poles.
The breaking capacity at 480V is 25 kA.
This circuit breaker supports DIN Rail mounting.