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This Siemens 3VA5225-0BB31-0AA0 is a molded-case circuit breaker from the SENTRON series, designed for robust protection in electrical systems. It features a 3-pole configuration and a maximum rated operational current of 250A, with a continuous current rating of 250A at 40°C.
The breaker operates at a maximum rated operational voltage of 690V AC and 750V DC, with an insulation voltage of 800V. It offers a short-circuit breaking capacity of 65kA at 480V and utilizes the MCS110 overcurrent release with a self-protection function (Ii = 10 x In).
With a mechanical service life of 20,000 cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 480V, this circuit breaker is built for durability. It has a compact design with dimensions of 185mm height, 105mm width, and 83mm depth, suitable for DIN rail mounting. The front features an IP40 protection class, and it operates within an ambient temperature range of -25°C to 70°C.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum rated operational voltage for this circuit breaker is 690 V AC and 750 V DC.
The continuous current rating is 250 A, and the maximum rated operational current of the frame size is 250 A.
The short-circuit breaking capacity is 65kA at 480V.
The dimensions are 185 mm in height, 105 mm in width, and 83 mm in depth.
The operating temperature range is from -25 °C to 70 °C.
Yes, the RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.