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The Siemens 3VA5280-5EC36-0AA0 is a 3-pole molded-case circuit breaker from the SENTRON product line, designed for system protection applications. It features an 80A operational current at 40°C, with derated values at higher temperatures up to 70.4A at 70°C. The breaker operates at a rated voltage of 690V AC and has a maximum insulation voltage of 800V.
With a breaking capacity of 35kA at 480V and 85kA at 240V according to UL 489 standards, this circuit breaker ensures reliable protection. It utilizes a TM230 overcurrent release with LI protection function. The device has a mechanical service life of 20,000 switching cycles and electrical endurance ratings varying by voltage and load type.
Constructed for DIN rail mounting, the 3VA5280-5EC36-0AA0 has dimensions of 185mm height, 105mm width, and 83mm depth. It features cable connections on both sides and an IP40 enclosure type. The trip range is adjustable from 400A to 800A, and it is designed as a HACR Type breaker according to UL 489.
| 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, derating to 70.4A at 70°C.
The rated operating voltage is 690V AC, with a maximum insulation voltage of 800V.
The breaking capacity according to UL 489 is 35 kA at 480V.
This circuit breaker has 3 poles.
It uses DIN rail mounting.