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This Siemens 3VA5280-6EF32-0AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It operates with a rated insulation voltage of 800V and a maximum operational voltage of 690V AC.
The breaker has a nominal operational current of 80A at temperatures up to 50°C, with derating at higher temperatures. It features a breaking capacity of 65kA at 480V according to UL 489 standards and 100kA at 240V. The overcurrent release is of type TM240 with LI protection function, adjustable from 56A to 80A.
Mechanically, the unit has a typical service life of 20,000 switching cycles. Its dimensions are 185mm in height, 105mm in width, and 83mm in depth. The breaker is designed for DIN rail mounting.
Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status. The breaker is approved by CCC, CE, CSA, and UL489.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current is 80A at 40°C, 45°C, and 50°C, with derating at higher temperatures.
The rated insulation voltage is 800V, the maximum operational voltage with DC is 750V, and the rated operational voltage at AC is 690V.
According to UL 489, the breaking capacity is 100kA at 240V, 65kA at 480V, and 25kA at 600V. According to IEC 60947, it is 100kA at 240V, 70kA at 415V, and 10kA at 690V.
This circuit breaker is designed for DIN rail mounting.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level is MSL 1.