3VA5105-1MU31-0AA0
Siemens
The Siemens 3VA5105-1MU31-0AA0 is a 3-pole molded-case circuit breaker designed for starter protection. It offers a 5A operational current and a maximum breaking capacity of 150 kA at 240V.
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This Siemens 3VA5105-1MH31-0AA0 is a 3-pole molded-case circuit breaker from the SENTRON series, specifically designed for starter protection applications. It features a rated operational current of 5A and a maximum rated operational voltage of 690V AC.
The circuit breaker provides robust short-circuit protection with a maximum breaking capacity (Icu) of 150 kA at 240V and 70 kA at 415V. The adjustable response current (Ii) can be set between 25A and 60A. It has a mechanical service life of typically 15,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 380/415V.
Designed for DIN rail mounting, this breaker has a protection class of IP40 on the front. It operates within an ambient temperature range of -25°C to 70°C. The unit is built with a UL frame size of 125A and features a lever actuator.
Key technical data includes an insulation voltage of 800V and power loss not exceeding 8.1W. The dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The permanent rated current is 5A, and the operational current at various temperatures up to 70°C is also 5A.
The maximum rated operational voltage (Ue) with AC 50/60Hz is 690V.
The breaking capacity (Icu) at 415V is 70 kA, and the operating short-circuit current (Ics) at 415V is also 70 kA.
The dimensions are 140 mm in height, 76.2 mm in width, and 76.5 mm in depth.
The circuit breaker can operate in an ambient temperature range from -25°C to 70°C.
The RoHS Status is listed as RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.