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This Siemens 3VA5225-5EC31-1AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for robust system protection. It features a nominal current rating of 250A and a significant breaking capacity of 35kA at 480V, with other ratings available at different voltages.
The circuit breaker operates with a TM230 overcurrent release and provides LI protection functionality. It is built for reliability, offering a typical mechanical service life of 20,000 switching cycles and electrical endurance ratings of 8,000 cycles at 480V and 4,000 cycles at 600V.
Designed for DIN rail mounting, this unit has dimensions of 185mm height, 105mm width, and 83mm depth. It operates within an ambient temperature range of -25°C to 70°C and has a front protection class of IP40. The breaker is also certified for HACR Type applications.
Key technical data includes a maximum power loss of 58W and an active power loss of 19.33W per pole under hot operating conditions. The adjustable short-circuit protection (Ii) ranges from 5 to 10 times the nominal current.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The Siemens 3VA5225-5EC31-1AA0 circuit breaker has a current rating of 250A.
The breaking capacity of the 3VA5225-5EC31-1AA0 at 480V is 35kA.
The 3VA5225-5EC31-1AA0 circuit breaker has 3 poles.
The operating temperature range for this circuit breaker is -25°C to 70°C.
The 3VA5225-5EC31-1AA0 supports DIN Rail mounting.