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  • Users: tito103
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  1. tito103

    vfd

    Can a 6 lead motor used from an old wye - delta starter be wired to a VFD, and how would you wire it. (nameplate data 60hp, 460 volt, 3 phase. lead #'s 1,2,3,7,8,9
  2. tito103

    Motor problems

    I have run into a problem with one of the buildings i do preventive maintnance testing in. They have motors faulting to ground. They range from 25-125 hp , 480 volts. They are controlled with softstarters, VFD's with output reactors, and across the line starters. Each application varies. The...
  3. tito103

    parallel feeders

    Hello, I was infrared scanning a 2000 amp service 480 volts. The cables ran from a 2000 amp transfer switch too a 2000 amp main circuit breaker. The feeders are in cable and installed in cable tray. Approximate cable length 80ft. There where 5 parallel 600mcm feeders per phase.The problem I was...

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