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The Siemens 3VA5145-5ED41-0AA0 is a 4-pole molded-case circuit breaker from the 3VA5 series, designed for system protection. It has a rated operational current of 45A and a breaking capacity of 35kA at 480V, with higher capacities at lower voltages.
This circuit breaker operates with a maximum rated operational voltage of 690V AC and 600V DC. It features overload protection set at Ir=45A and fixed short-circuit protection at Ii=10 x In. The device has a maximum power loss of 10.2W and an active power loss of 3.4W per pole under hot operating conditions.
With a mechanical service life of typically 15,000 switching cycles, the electrical endurance is rated at 8,000 cycles at 380/415V AC and 4,000 cycles at 690V AC. The breaker is designed for DIN rail mounting and has a height of 5.5 inches. It is suitable for HACR Type applications as per UL 489.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The continuous current rating (Iu) is 45A.
The breaking capacity is 35kA at 480V, 55kA at 415V, and 7kA at 690V.
The maximum rated operational voltage is 690V AC and 600V DC.
It has 4 poles.
This circuit breaker is designed for DIN rail mounting.