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The Siemens 3VA5190-5ED12-1AA0 is a 1-pole molded-case circuit breaker designed for system protection. It operates at a rated voltage of 415V AC and has a nominal current rating of 90A at 40°C, with derated values at higher temperatures.
This circuit breaker offers a breaking capacity of 35kA at 277V and 85kA at 120V, conforming to UL489 standards. It includes overload protection set at Ir=90A and fixed short-circuit protection at Ii=10 x In. The device is HACR Type compliant.
With a mechanical service life of 20,000 cycles and electrical endurance ratings of up to 8,000 cycles at 380/415V, it is built for reliability. The breaker has a width of 25.4mm, height of 140mm, and depth of 76.5mm. It is designed for DIN rail mounting and features front connections with a nut keeper kit.
Key technical data includes a maximum power loss of 7.13W and a net weight of 0.404 kg. The overcurrent release type is TM210 with LI protection function.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current rating is 90A at 40°C, derating to 79A at 70°C.
The breaking capacity is 35kA at 277V and 18kA at 347V.
This circuit breaker is designed for DIN rail mounting.
The rated operating voltage at AC is 415V.
It is approved by CCC and UL489.
The typical mechanical service life is 20,000 switching cycles.