Shelly pro 4pm problem break

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INFO !!!
We get over and over again by mail from the users that their devices can not log into the cloud.
Error message: Device belongs to another user !
How to fix this message you can find under the following link:

We do not answer any more inquiries by mail, because it is beyond our capacities.
Thank you for your understanding
PS: The instructions work 100%.

(Detlef Mertsch)

There are 3 replies in this Thread which was already clicked 503 times. The last Post () by thgoebel.

  • Hello,

    i connect shelly pro to one contactor or any motor with reel, when switch turn on everything is ok, when switch turn off shelly break and restart every time. I dont understand the problem.

    I need use any filter? the motor send any interference to back?

    i use this to protect shelly and the problem is same:

    firmware version: 0.9.1

    thanks for help

  • Welcome to the forum, Bruno Resende !

    Obviously, there exists an issue with inductive load at Shelly pro 4PM. Please have a look at this thread: Click! (Mostly in German language - you may use a translation app…)

    It seems some users have solved the issue with snubbers across the relay coil.

    „Habt Geduld. Alle Dinge sind schwierig, bevor sie einfach werden!“ (aus Frankreich)

    Nothing in life is to be feared, it is only to be understood.“ (Marie Curie, 1867-1934)