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    What can burn out a 3 phase motor ? Can turning it on and off be effective?

    Hello everyone ... For a project, I want to make an escalator smart with a number of PIR sensors So that the escalator turns off after one minute of not using it And for example, turn on 20 seconds later If this cycle continues, can it damage the engine? The specifications of this motor are 9 kW...
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    how calculate the energy use for starting a 3 phase motor until return to normal work?

    hello everyone , for a project i must calculate the exact energy that used for start of motor until the motor return to normal work in other words how much energy use for normal work of this motor equals the starting energy ? the motor is 3 phase 20 Ampere 9KW unfortunately i have no complete...
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    running a 3 phase fryer from a 1 phase supply

    Asking for some advice as I can't seem to find anything. I have been asked if there's any way to run a 3 phase fryer from a single-phase supply. I've attached some images below. any idea for rewiring would be appreciated I looked at a variable frequency drive but to my understanding, it...
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