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  1. Michielj

    3-phase 400V supply to control a 240V motor

    First of all thanks for the reactions, The 70amp fuse is needed for the whole machine, but the main part of the drawn current is needed for the motor(s), which are 7 groups of 2 in serie 110V AC motrs. Te rest is just a little power supply for some pcb's and a litlle LCD display. Then SCR is...
  2. Michielj

    3-phase 400V supply to control a 240V motor

    Hello, I have a machine with a supply voltage of 230V single phase. The motor speed is contolled by 1 scr which is placed in the phase.(neutral directly to the motor). Cause the machine needs a 70amp fuse I want to convert is to a 3phase 400V supply. Cause I have to convert more of these...

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