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This Siemens 3VA5140-4ED31-1AA0 is a 3-pole molded-case circuit breaker designed for system protection. It has a rated operational current of 40A and a maximum voltage rating of 690V.
The circuit breaker offers a breaking capacity of 25kA at 480V and 14kA at 600Y/347V. It is equipped with a TM210 overcurrent release with LI protection function. The device has a mechanical service life of 15,000 switching cycles and electrical endurance ratings of up to 8,000 cycles.
With a width of 76.2 mm and a height of 140 mm, this circuit breaker is suitable for DIN rail mounting. It has a protection class of IP40 on the front and an operating temperature range from -25°C to 70°C.
Key electrical specifications include adjustable response currents for short-circuit protection, with a minimum of 28A and a maximum of 400A. The maximum power loss is 10.1W.
| 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 40A at temperatures up to 50°C.
The voltage rating is 690 V.
The breaking capacity at 480V is 25kA.
It has 3 poles.
It supports DIN Rail mounting.
The operating temperature range is from -25°C minimum.