Re: PLC Program of Star-Delta Starter for AC Moto
Posted: Thu May 24, 2012 2:11 am
Many Thanks 
without it you can have a shortcircuit if delta goes on quicker than the star goes off
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PLC Program of Star-Delta Starter for AC Moto
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Re: PLC Program of Star-Delta Starter for AC Moto
Posted: Fri May 25, 2012 5:44 pm
you have forgotten to put a timer between de-energising star-contactor and energising the delta-contactor
without it you can have a shortcircuit if delta goes on quicker than the star goes off
without it you can have a shortcircuit if delta goes on quicker than the star goes off