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  1. quickee

    WIRE NUTS, VERSES LUG CONNECTIONS

    Typically, if I send a motor in for repair it will be returned exactly the way I sent it in. If it had lugs, it returns with lugs. If it had bare wire ends, then that's what comes back. Hope this helps, Tim
  2. quickee

    Motor gradually goes to overcurrent on drive

    We replaced the lovejoy, aligned the motor and pump shaft and secured every nut & bolt. The vaccum pump has functioned on and off for the past 4+ months. Some days it works fine others it goes into overcurrent. This is one of 5 pumps for a system. the system runs well enough on 4 of 5 so there...
  3. quickee

    Motor gradually goes to overcurrent on drive

    Here's a follow up to the original post. We swapped output leads from a know good VFD to the motor and vice versa. The same thing happened leading us to believe the motor was bad. This was a replacement motor and was new as in Feb 2012. The VFD worked fine no problems on the motor it was...
  4. quickee

    Motor gradually goes to overcurrent on drive

    Thanks! Yes we checked for single-phasing. 16% is rated current of motor.
  5. quickee

    Motor gradually goes to overcurrent on drive

    We have 5-5hp, 480v, 3ph, motors each running a vacuum pump. Each motor is controllers by an ABB drive, all identical. All 5 pumps work together, that is, each pump is connected in parallel, so if one pump/motor fails, the other 4 carry the load. Generally all motors are running at 16% as...

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