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  1. laguna

    Part Wind Motor Starters

    Ya, try using the MOV's for each contactor. Calibrate'em carefully.
  2. laguna

    Part Wind Motor Starters

    Hello, Martin Pirrie. We use YCAJ chillers on our CW comm. application, with a part wind starting for the compressors, operating as you said. All I can say is that instead of thermal overload relay, York put the motor's PTCs at work and also, the controller is monitoring the absorbed current...
  3. laguna

    Chilled/Hot Water Chemical Treatment

    Hi You could also try www.chemaqua.com
  4. laguna

    PID?

    I agree with xnuke, I also prefer to use the Ziegler-Nichols tunning. For the beginning, you could look for some articles of John A. Shaw. Luck.
  5. laguna

    How user friendly is York's Intergrated Systems Network?

    You could say that is a friendly HMI. You have to know the most common used features for the I/O, and knowing some network programming will help you a lot. The YES also is a powerfull tool if you have access. The York FM will do the rest for a complete understanding and monitoring of the process.
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