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  • Users: Fraser21
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  1. Fraser21

    Reverse Power trip from a load?

    Looking for some insight on a problem I’m running into. Doing some troubleshooting at a satellite dish site, Main breaker has a reverse power, and a directional relay along with an over current relay. The board has a sole purpose of feeding de-ice heaters to melt ice off of the big dishes during...
  2. Fraser21

    Motor PF & Resultant Capacitive Equivalents

    Ok guys, little rusty over here..project management too long and not enough engineering in my life I guess. We recently surveyed at Pump 150 H.P. 480V 3P. Initial Current was 175A @ .79PF We have a guy who claims he makes a "little black box" that will change the intial PF to .96 reducing the...

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