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This Siemens 3VA5270-7EC32-0AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It features a rated operational voltage of 690V AC and a maximum breaking capacity of 100kA at 480V AC, conforming to UL 489 standards.
The circuit breaker has an operational current rating of 70A at 40°C, with derating at higher temperatures. It includes overload protection set at Ir=70A and fixed short-circuit protection with a range of Ii=5...10 x In. The overcurrent release type is TM230 with LI protection function.
Designed for DIN rail mounting, this breaker has a mechanical service life of typically 20,000 switching cycles. Its dimensions are 185mm in height, 105mm in width, and 83mm in depth, with a net weight of 2.252 kg. It is also HACR Type certified.
Environmental compliance includes RoHS3, REACH Unaffected, and MSL 1 Unlimited. The breaker is suitable for various applications requiring reliable circuit protection.
| 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 70A at 40°C, 45°C, and 50°C.
The maximum rated operational voltage with DC is 750 V, and the rated operational voltage at AC is 690 V.
The breaking capacity according to UL 489 is 100kA at 480V and 35kA at 600V. According to IEC 60947, it is 200kA at 240V, 110kA at 415V, and 10kA at 690V.
It uses DIN Rail mounting.
Yes, the RoHS status is RoHS3 Compliant.