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The Siemens 3VA5125-1MU36-0AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, specifically designed for starter protection applications. It operates at a rated voltage of 690V AC and has an operational current rating of 25A across a wide temperature range from 40°C to 70°C.
This circuit breaker features a high breaking capacity, with a maximum short-circuit current (Icu) of 150 kA at 240V and 70 kA at 415V. The overcurrent release is of type TM120M, with an adjustable I-trip setting current ranging from 3 to 7 times the nominal current (In).
Designed for DIN rail mounting, the 3VA5125-1MU36-0AA0 offers a mechanical service life of typically 20,000 switching cycles and an electrical endurance of up to 8,000 cycles at 380/415V. It is UL 489 listed as HACR Type, indicating suitability for Heating, Air Conditioning, and Refrigeration circuits.
| 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 for this circuit breaker at AC is 690 V.
The operational current rating is 25 A at temperatures ranging from 40°C to 70°C.
The maximum short-circuit current breaking capacity (Icu) at 240V is 150 kA.
This circuit breaker has 3 poles.
The typical mechanical service life is 20,000 switching cycles.
Yes, it is designed as a Heating, Air Conditioning, and Refrigeration circuit breaker (HACR Type) according to UL 489.