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This Siemens 3VA5280-5EF41-0AA0 is a 4-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It features a permanent current rating of 80A at 40°C, with a maximum rated operational current of 250A for the frame size. The breaker operates at a maximum rated operational voltage of 690V AC and 1000V DC, with an insulation voltage of 800V.
Key electrical performance includes a breaking capacity of 35kA at 480V (UL 489) and 55kA at 415V (IEC 60947). The overcurrent release is a TM240 type with LI protection function, adjustable from 63A to 80A for overload (Ir) and 5 to 10 times In for short-circuit (Ii). The mechanical service life is rated for a typical 20,000 switching cycles.
Designed for DIN rail mounting, this circuit breaker has a height of 7.3 inches. It is suitable for HACR Type applications as per UL 489. The product is RoHS3 compliant and has an MSL of 1.
| 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 breaking capacity according to UL 489 is 35 kA at 480 V.
The permanent current rating is 80 A at 40°C.
This circuit breaker is designed for DIN rail mounting.
This component is RoHS3 Compliant.