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The Siemens 3VA5280-6EF41-0AA0 is a 4-pole molded-case circuit breaker from the 3VA5 series, designed for system protection. It has a maximum rated operational current of 250A and a permanent rated current (Iu) of 80A. The breaker offers adjustable overload protection (Ir=63A...80A) and short-circuit protection (Ii=5...10 x In).
Key electrical specifications include an insulation voltage (Ui) of 800V and a maximum rated operational voltage (Ue) of 690V AC and 1000V DC. The breaking capacity according to UL 489 is 65kA at 480V, and according to IEC 60947, it is 70kA at 415V. The mechanical service life is typically 20,000 switching cycles.
This circuit breaker is designed for DIN rail mounting and features a lever actuator. It is approved by CCC, CE, CSA, EAC, and UL489. The operational current is rated at 80A at 40°C, with derating at higher temperatures up to 70.4A at 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 at 50/60 Hz and 1000 V DC.
The permanent rated current (Iu) is 80 A, and the operational current is 80 A at 40°C.
The breaking capacity according to UL 489 is 65 kA at 480 V, and according to IEC 60947, it is 70 kA at 415 V.
This circuit breaker has 4 poles.
This circuit breaker supports DIN rail mounting.