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This Siemens 3VA5 molded-case circuit breaker, part number 3VA5125-4EC32-0AA0, is engineered for system protection applications. It features a 3-pole configuration with a rated operational current of 25A at 40°C, derating to 22A at 70°C. The breaker provides a significant breaking capacity, rated at 25kA according to UL 489 at 480V and 55kA according to IEC 60947 at 240V.
With a rated insulation voltage of 800V and an operating voltage of up to 690V AC, this circuit breaker is suitable for various industrial and commercial power distribution systems. It incorporates TM230 overcurrent release with LI protection function. The mechanical service life is rated for a typical 20,000 switching cycles, with electrical endurance varying based on voltage and load conditions.
The unit is designed for DIN rail mounting, facilitating easy installation in control panels and enclosures. Its dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth. The breaker is also recognized for HACR Type and HID Type applications under UL 489 standards.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current is 25A at 40°C, derating to 22A at 70°C.
The rated insulation voltage is 800V, and the operating voltage is up to 690V AC.
The breaking capacity is 25kA at 480V.
It has 3 poles.
It uses DIN rail mounting.
The dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth.