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  1. JNiehaus - Electrician

    480 Volt - 3 Phase Motors and Heaters Running on 415 volt - 3 phase Ok?

    Yeah that could be a possibilty but this site is a bitcoin mine completely powered by generators. If these generators all go down because of a gas problem will not be able to start again without running the winter package. I had two not start yesterday at 5 degrees Until I did a temporary hookup...
  2. JNiehaus - Electrician

    480 Volt - 3 Phase Motors and Heaters Running on 415 volt - 3 phase Ok?

    Figured as much just arguing with the bosses that dont want to spend the money
  3. JNiehaus - Electrician

    480 Volt - 3 Phase Motors and Heaters Running on 415 volt - 3 phase Ok?

    The main generators the system is ssetup to heat have been derated from 480 to 415 to provide 162 240 volt plugs to a seacan without needing a transformer. So currently if I run off the bus of another generator it will come in as 415 not the 480 that is called for. They are all 60 hz. This is...
  4. JNiehaus - Electrician

    480 Volt - 3 Phase Motors and Heaters Running on 415 volt - 3 phase Ok?

    I have a cold weather package I need to setup for 4 1250 kw generators we have on site. These are derated currently to 415 volt, if I tap off the busses to run my 480 volt winter package will this damage the motors or heaters? I have two pumps and two inline heaters for a total of 45.15 amps...

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