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The Siemens 3VA5280-7EC41-0AA0 is a 4-pole molded-case circuit breaker from the SENTRON series, designed for system protection applications. It features a frame size of 250A with a permanent rated current of 80A, adjustable up to 70.4A at 70°C.
This circuit breaker operates at a maximum rated operational voltage of 690V AC and 1000V DC, with an insulation rated voltage of 800V. It provides a breaking capacity of 100kA at 480V according to UL 489 standards and 85kA at 415V according to IEC 60947.
The overcurrent release is of type TM230 with LI protection function. The mechanical service life is typically 20,000 switching cycles, and electrical endurance varies by voltage, with 8,000 cycles at 380/415V and 4,000 cycles at 690V.
Designed for DIN rail mounting, this circuit breaker is suitable for various industrial and commercial applications requiring reliable circuit protection.
| 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.
The breaking capacity at 480V according to UL 489 is 100 kA.
The permanent rated current is 80 A.
This circuit breaker has 4 poles.
This circuit breaker supports DIN Rail mounting.