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This Siemens 3VA5 molded-case circuit breaker, part number 3VA5170-6EF36-0AA0, is a 3-pole unit designed for system protection applications. It features an operational current rating of 70A at 40°C, with derated values at higher temperatures. The breaker provides a high breaking capacity, rated at 65kA at 480V according to UL 489 standards, and 70kA at 415V according to IEC 60947.
With a rated operational voltage of 690V AC and insulation voltage of 800V, this circuit breaker is suitable for various industrial and commercial power distribution systems. It incorporates TM240 ATAM overload protection and LI short-circuit protection. The device is designed for DIN rail mounting and features a lever actuator.
Key electrical specifications include a maximum power loss of 18.3W and an active power loss per pole of 6.1W. The mechanical service life is rated for a typical 20,000 switching cycles, with electrical endurance varying based on voltage and load conditions. It is also listed as HACR Type compliant.
| 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.
The rated operational voltage at AC is 690 V.
The breaking capacity according to UL 489 at 480V is 65kA.
It has 3 poles.
The mounting type is DIN Rail.