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  1. isutechman

    3-phase AC motor efficiency

    Ok this may seam like a basic question, but my background is mechanical engineering and I seam to be failing to remember what I learned in EE class. I have a 250 hp motor that is driving an air compressor and it is rated at 440v and 262.5 amps and has a PF 1. I want to find the efficiency of...
  2. isutechman

    Find the cfm of air compressors

    I'm doing a summer internship this summer, and one of my tasks is to do a compressed air study for the company to determine how much they are losing to leaks. The company I'm working for has very poor records of any of their equipment so the only information I have is what I have been able to...

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