3VA5181-1MU31-0AA0
Siemens
The Siemens 3VA5181-1MU31-0AA0 is a 3-pole molded-case circuit breaker designed for starter protection. It offers a 1A current rating and a 690V voltage rating.
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This Siemens 3VA5181-1MH31-0AA0 is a molded-case circuit breaker from the 3VA5 series, specifically designed for starter protection applications. It features a 3-pole configuration and a permanent rated current of 1A, with operational current maintained at 1A across temperatures from 40°C to 70°C.
The circuit breaker has a maximum rated operational voltage of 690V AC and an insulation voltage of 800V. It provides 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 designed as TM110M, offering protection function 'I' with an adjustable response current (Ii) range from 5A to 12A.
Mechanically, the unit has a typical service life of 15,000 switching cycles. Its dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth. The device is rated IP40 on the front for protection against solid objects and dust.
Environmental conditions for operation range from -25°C to 70°C, and for storage from -40°C to 80°C. The circuit breaker is compliant with various standards including CCC, CE, CSA, EAC, UL489, and VDE.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum rated operational voltage is 690 V.
The insulation voltage is 800 V.
The IP rating is IP40.
It has a typical mechanical service life of 15,000 switching cycles.
It is approved by CCC, CE, CSA, EAC, UL489, and VDE.