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This Siemens 3VA5222-5ED31-0AA0 is a 3-pole molded-case circuit breaker from the SENTRON series, designed for system protection. It has a maximum rated operational current of 250A and a permanent rated current of 225A, with operational current ratings varying slightly with temperature from 225A at 40°C down to 197A at 70°C.
The circuit breaker offers a breaking capacity of 35kA at 480V according to UL 489 standards, and up to 85kA at 240V, 55kA at 415V, and 7kA at 690V according to IEC 60947 standards. It is equipped with a TM210 overcurrent release with LI protection function and adjustable short-circuit protection settings.
With an insulation voltage of 800V and a maximum operational voltage of 690V AC or 750V DC, this breaker is suitable for demanding applications. It has a mechanical service life of typically 20,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 480V, and 4,000 cycles at 600V.
The unit is designed for DIN rail mounting and has dimensions of 185mm height, 105mm width, and 83mm depth. It features a lever actuator type and is approved by multiple agencies including UL, CE, and VDE.
| 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 with AC 50/60Hz and 750 V with DC.
The breaking capacity current at 480V is 35 kA according to UL 489.
The permanent rated current (Iu) is 225 A.
This circuit breaker has 3 poles.
This circuit breaker supports DIN Rail mounting.