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This Siemens 3VA5270-5EC61-0AA0 is a 2-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It features a rated operational current of 70A and a maximum operational voltage of 690V AC and 500V DC.
The circuit breaker has a breaking capacity of 35kA at 480V according to UL 489 standards and 55kA at 415V according to IEC 60947 standards. It includes overload protection with Ir=70A and fixed short-circuit protection with Ii=5...10 x In.
With a mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles, this breaker is built for durability. It is designed for DIN rail mounting and has dimensions of 185mm height, 105mm width, and 83mm depth.
Key electrical features include a rated insulation voltage of 800V and a maximum power loss of 11.4W. The overcurrent release type is TM230 with LI protection function, suitable for HACR Type applications.
| 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 is 70A, with operational current also at 70A up to 50°C.
The maximum rated operational voltage is 690 V with AC 50/60Hz and 500 V with DC.
The breaking capacity according to UL 489 is 35 kA at 480 V.
This circuit breaker has 2 poles.
The circuit breaker supports DIN Rail mounting.