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This Siemens SENTRON 3VA5225-1BB36-0AA0 is a molded-case circuit breaker designed for line protection. It features a 3-pole configuration and a rated current of 250A. The breaker provides a high short-circuit breaking capacity of 100kA at 480V.
With a rated insulation voltage of 800V and a maximum operational voltage of 750V DC, it is suitable for various applications. The operating voltage at AC is rated for 690V. This model includes self-protection with a tripping current of 10 times the rated current (Ii=10 x In).
The circuit breaker is designed for front connection with circular conductor terminals on both sides, accommodating conductor cross-sections from 6 AWG to 350 kcmil stranded.
Key electrical endurance figures include 8,000 switching cycles at AC-1 (380/415V) and 4,000 switching cycles at AC-1 (690V). Mechanical service life is typically 20,000 switching cycles. The unit has a maximum power loss of 54.4W.
It is HACR Type approved and mounts via DIN rail. The dimensions are 185mm in height, 105mm in width, and 83mm in depth. The IP protection class on the front is IP40. Ambient operating temperature ranges from -25°C.
| 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 250A at 40°C.
The rated insulation voltage is 800V, the maximum rated operational voltage with DC is 750V, and the operating voltage at AC rated value is 690V.
The short-circuit breaking capacity is 100kA at 480V.
This is a 3-pole circuit breaker.
This circuit breaker is designed for DIN rail mounting.
The minimum ambient operating temperature is -25°C.
Yes, this circuit breaker is HACR Type approved.