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This Siemens 3VA5145-6ED21-1AA0 is a 2-pole molded-case circuit breaker from the 3VA series, designed for system protection. It has a rated operational current of 45A at 40°C and a maximum breaking capacity of 65kA at 480V.
The circuit breaker utilizes a TM210 overcurrent release with LI protection function, providing overload protection set at Ir=45A and fixed short-circuit protection at Ii=10 x In. It is UL 489 listed and suitable for HACR type applications.
With a mechanical service life of 15,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 480V, this breaker is built for durability. Its dimensions are 140mm in height, 50.8mm in width, and 76.5mm in depth, with an IP40 protection class on the front. It is designed for DIN rail mounting.
Additional features include the option for a motor drive accessory. The operating temperature range is from -25°C. This product is compliant with RoHS3 and REACH regulations.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operational current is 45A at 40°C, with a maximum rated operational current of the frame size being 125A.
The breaking capacity current at 480V is 65 kA.
This circuit breaker has 2 poles.
The minimum operating ambient temperature is -25 °C.
Yes, it is RoHS3 Compliant.
The Moisture Sensitivity Level is 1 Unlimited.