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  1. scrudman

    bridge rectifier filter

    Thanks to all those posting. The motor was switched with 30 amp rated power relays, that the the windlass manufacturer insists theyve been using without problems-I am very doubtful. The failures were complete meltdown of contacts, and I immediately suspected improper switchgear for the app...
  2. scrudman

    bridge rectifier filter

    Thanks Scotty, The motor runs but the switching relays are failing every other month. I believe that this is due to inadequate relays for this app and I have already spec'd and ordered replacements, but I wanted to make sure that the lack of a cap wasn't a contributing factor, and that the...
  3. scrudman

    bridge rectifier filter

    I am working on a boat with a 120 vdc anchor windlass. I believe the motor to be 3 HP and the 120 vdc source is from a full wave bridge (120vac input). The output of the bridge has no capacitor. Should I install a capacitor and how do I determine the proper size?

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