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The Siemens 3VA5145-5ED56-0AA0 is a 1-pole molded-case circuit breaker designed for system protection. It operates with a rated voltage of 415 V AC and has an operational current rating of 45A at 40°C, derating to 41A at 70°C.
This circuit breaker features a TM210 overcurrent release with LI protection function. It provides a breaking capacity of 36 kA at 240 V and 5 kA at 415 V according to IEC 60947 standards. Under UL 489, it offers a breaking capacity of 35 kA at 277 V.
With a mechanical service life of 20,000 switching cycles and electrical endurance up to 8,000 cycles at 380/415 V, this breaker is built for durability. It is suitable for HACR and HID type applications and mounts via DIN rail.
Key electrical specifications include a maximum power loss of 3.8 W and an insulation voltage rating of 500 V. The breaker is compliant with CCC, CE, UL489, and VDE approval agencies.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current rating is 45A at 40°C.
The rated operating voltage is 415 V AC.
The breaking capacity is 35 kA at 277 V.
This is a 1-pole circuit breaker.
It supports DIN Rail mounting.