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This Siemens SENTRON 3VA5 series molded-case circuit breaker, part number 3VA5270-7ED41-0AA0, is a 4-pole unit designed for system protection applications. It has a permanent rated current (Iu) of 70A and a maximum rated operational voltage of 690V AC.
The breaker offers a high breaking capacity, rated at 100kA at 480V according to UL 489 standards, and 85kA at 415V according to IEC 60947. The overcurrent release is of type TM210 with LI protection function. It is designed for line protection and features adjustable short-circuit protection with Ii ranging from 700A to 700A.
With a mechanical service life of typically 20,000 switching cycles, this circuit breaker is built for durability. It has a height of 7.3 inches and is designed for DIN rail mounting. The insulation voltage is rated at 800V.
Key electrical specifications include a maximum power loss of 17.1W and an active power loss per pole of 5.7W. The breaker is compliant with CCC, CE, CSA, EAC, and UL489 approval agencies.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The permanent rated current (Iu) is 70A, and the operational current at 40°C is also 70A.
The maximum rated operational voltage with AC 50/60Hz is 690V.
The breaking capacity according to UL 489 is 100 kA at 480V.
This is a 4-pole circuit breaker.
The mounting type is DIN Rail.