
Siemens
- Available:
- 0 pcs.On RequestUpdated at: 11-09-2026
- Offer from:
Trusted supplier — Italy, member since 2021, 10–19 employees
- Warranty:
- 12 months
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The 3VA51 Motor Circuit Protector features a thermal-magnetic trip unit, specifically the TM120M, which allows for adjustable settings for overload protection. With a rated voltage of up to 690 V, it is suitable for various applications requiring reliable motor protection. This device has a rated permanent current of 7 A and can handle a short-circuit release adjustment range of 35 A.
Constructed as a built-in device, it offers IP40 protection, ensuring adequate safety in its operational environment. Notably, the device does not include lugs, and it can be mounted on DIN rail systems, providing flexibility in installation. The dimensions of the unit are 3 x 5.5 x 3.7 inches, making it compact for installation in limited spaces.
In addition, the motor drive is optional, and the device does not integrate earth fault protection or an under-voltage release feature. Its design excludes auxiliary contacts, maintaining a straightforward functionality focused on effective circuit protection.

Siemens
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Datasheet for Siemens 3VA5107-1MH31-0AA0, including specifications and features.
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