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The Siemens SENTRON 3VA5280-5ED36-0AA0 is a 3-pole molded-case circuit breaker designed for system protection applications. It operates with a rated insulation voltage of 800V and a maximum operational voltage of 750V DC, with a rated AC operational voltage of 690V.
This circuit breaker has an 80A operational current rating at 40°C, with derated values at higher temperatures. It offers a breaking capacity of 35kA at 480V according to UL 489 standards, and 55kA at 415V according to IEC 60947 standards. The overcurrent release type is TM210 with LI protection function.
With a mechanical service life of 20,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 4,000 cycles at 690V, this breaker is built for durability. It features a DIN rail mounting type and a lever actuator. The dimensions are 185mm in height, 105mm in width, and 83mm in depth, with a net weight of 2.308 kg.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated insulation voltage is 800 V, the maximum rated operational voltage with DC is 750 V, and the rated operational voltage at AC is 690 V.
The operational current is 80 A at temperatures up to 50°C, and it derates to 70.4 A at 70°C.
According to UL 489, the breaking capacity is 35 kA at 480 V. According to IEC 60947, it is 55 kA at 415 V and 7 kA at 690 V.
This circuit breaker is designed for DIN rail mounting.
It features TM210 overcurrent release with LI protection function.