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This Siemens 3VA5 molded-case circuit breaker, part number 3VA5170-6EC32-0AA0, is engineered for system protection applications. It features a 3-pole configuration and a rated operational current of 70A at 40°C, with derated values at higher temperatures.
The breaker operates at a rated voltage of 690V AC and has a significant breaking capacity, rated at 65kA at 480V according to UL 489 standards, and up to 150kA at 240V according to IEC 60947.
With a mechanical service life of 20,000 cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 480V, it is built for durability. The unit is designed for DIN rail mounting and has dimensions of 140mm height, 76.2mm width, and 76.5mm depth.
It includes overload protection with an adjustable trip current (Ir=70A) and fixed short-circuit protection (Ii=5...10 x In). The overcurrent release design is TM230 with LI protection function.
| 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 at AC is 690 V.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level is 1 Unlimited.
The operational current at 40°C is 70A.
The breaking capacity according to UL 489 at 480 V is 65 kA.
This circuit breaker has 3 poles.