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Recent content by fastball

  1. fastball

    Running in the Service Factor

    UPDATE! UPDATE! We had another meeting and the compressor manufacturer brought a EE consultant and the motor rep. They concur that running "this" particular motor into its SF will not cause any damage or reduce its life. Here are the numbers they gave to support that statement: The...
  2. fastball

    Running in the Service Factor

    Cuky, Thanks for all of the info! Where would I find you point # 2? All, Thanks for your comments, they will help in the debate. I also spoke with another semiconductor plant yesterday that uses the same manufacture of compressors. They have 3 150 HP, 480V, 1.25 SF units that run at 123% FLA...
  3. fastball

    Running in the Service Factor

    Hello, I need some help in debating what the "service factor" for a motor should be used for. We (a semiconductor plant) purchased 3 rotary screw compressors from a local manufacturer. We failed to catch in the submittal documents that they were utilizing the S.F. of the motor to...

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