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Recent content by Shmantz

  1. Shmantz

    Control Panel Breaker Sizing For UL Approval

    Thanks guys...I will do that.
  2. Shmantz

    Control Panel Breaker Sizing For UL Approval

    Thanks for the response DRWeig, I can tell you that in the example I gave there are 5 servos 3 of which run intermiitently (2 sec. intervals before an index)Other loads are chain conveyors that are loaded every 2min and belt conveyors which have a load cycle of about 10sec...... Just got a...
  3. Shmantz

    Control Panel Breaker Sizing For UL Approval

    Does anyone know what the procedure is for calculating the Main Breaker size for a Control Panel that requires UL certification? A panel shop we are using says that UL requires the Breaker to be sized at 80% of the total FLA of device ratings in the panel. I am questioning this because we have...
  4. Shmantz

    PLC's

    What is the difference between sychronous and asychronous when referring to types of PLC's? Can someone explain.
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