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This Siemens 3VA5 molded-case circuit breaker, part number 3VA5170-6EC32-1AA0, is engineered for robust system protection. It features a 3-pole configuration and a nominal current rating of 70A at 40°C, with a maximum operating voltage of 690V AC.
The breaker provides a significant breaking capacity of 65kA at 480V, ensuring reliable protection against short circuits. It includes overload protection with an adjustable trip current (Ir) of 70A and fixed short-circuit protection (Ii) ranging from 5 to 10 times the nominal current.
Designed for durability, the unit has a mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 480V. Its dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth, with a net weight of 0.951 kg. The breaker is suitable for HACR Type applications and mounts via DIN rail.
Additional technical details include a maximum power loss of 18.3W and an active power loss of 6.1W per pole under rated conditions. The connection type utilizes a nut keeper kit on both ends for secure main current circuit connections.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operating voltage is 690 V AC.
The current rating is 70A at 40°C.
This circuit breaker has 3 poles.
The breaking capacity is 65 kA at 480 V.
The dimensions are 140 mm in height, 76.2 mm in width, and 76.5 mm in depth.
Yes, this circuit breaker is designed for HACR Type applications.