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This Siemens 3VA5280-5ED31-1AA0 is a molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It features a 3-pole configuration and a rated operational current of 80A at 40°C, with a maximum frame size current of 250A.
The circuit breaker provides a breaking capacity of 35kA at 480V, 85kA at 240V, and 18kA at 600Y/347V. It includes adjustable short-time protection (Ii) from 800A to 800A and adjustable long-time protection (Ir) set at 80A. The overcurrent release type is TM210 with LI protection function.
With a voltage rating of 690V and UL frame size 250, this breaker is suitable for various industrial applications. It is designed for DIN rail mounting and has a mechanical service life of typically 20,000 switching cycles. The operating temperature range is from -25°C to 70°C.
Key technical data includes a maximum power loss of 20.4W and an active power loss per pole of 6.8W. The dimensions are 185mm in height, 105mm in width, and 83mm in depth. It is HACR Type approved and carries CCC, CE, EAC, and UL489 certifications.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The permanent rated current (Iu) is 80A, and the operational current at 40°C is also 80A. The maximum rated operational current of the frame size is 250A.
The breaking capacity at 480V is 35kA.
It offers LI protection function with adjustable long-time current (Ir) set at 80A and adjustable short-time current (Ii) from 800A to 800A.
The operating temperature range is from -25°C minimum to 70°C maximum.
Yes, the RoHS status is RoHS3 Compliant.
This circuit breaker is designed for DIN rail mounting.