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This Siemens 3VA5280-7ED31-0AA0 is a 3-pole molded-case circuit breaker designed for system protection. It operates with a rated current of 80A and a maximum operational voltage of 690V AC or 750V DC. The circuit breaker offers a significant breaking capacity, rated at 100kA at 480V according to UL 489 standards, and 110kA at 415V according to IEC 60947.
Key electrical features include an insulation voltage of 800V and adjustable overcurrent protection with LI function. The device has a mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 480V.
With a width of 4.1 inches (105 mm) and a height of 7.3 inches (185 mm), it is designed for DIN rail mounting. The circuit breaker has a maximum power loss of 20.4W.
| 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 according to UL 489 at 480V is 100 kA.
The permanent rated current (Iu) is 80 A.
The circuit breaker has a height of 7.3 inches (185 mm), a width of 4.1 inches (105 mm), and a depth of 3.3 inches (83 mm).
This component is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.