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Recent content by paull

  1. paull

    240 volt GFI protection

    i guess i should of been a little clearer, we do need the transformer, because we do test other machines at this test station. were we vary the output voltage from 90vac to 240vac. and you are correct, that i do have one phase of a 208/120v supply. so since i do need the the transformer, will i...
  2. paull

    240 volt GFI protection

    I need help wiring an electrical test station. This test station is used to test an commercial wet/dry vacuum system, in an industrial, production enviorement. here's what i have; i have 208 volts comming into my test box from a gfi breaker in the wall, (2 hots, a neutral, and a ground) a...
  3. paull

    switch ratiing

    the circuit is running a vacuum motor and is power by 24VDC battery source. the motor is a 24VDC, three stage, single speed, tangental discharge bypass. i am looking to find a possible second source on these switches, and most of the switch manufactures rate there switche in the same type...
  4. paull

    switch ratiing

    I am using a switch which is rated at 10a 250VAC 1/2HP, 15A 125VAC 1/2HP UL reconized, CSA certified. The switch is used to turn on a DC motor with a 30A breaker in-line. The circuit is supplied with 24 vdc. my questions.... What is the Max DC current this switch can take? How can i take a...
  5. paull

    horsepower ratings

    Here's a little back round that might help.  i just got this project dumped on me...so bare with me.  the motor is a 24 V DC motor.  it is being manufactured for us in china, we need to rate these motor's over here for UL purposes.  in our application we...
  6. paull

    horsepower ratings

    i am trying to rate the horsepower on a new motor.  it's a 24 volt motor, but at what type of load should i run it at.  there is NO information on the data plates....any ideas?

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