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  • Users: ddear
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  1. ddear

    Effects of altitude on large motor design - need input

    The altitude at the installation in China is 2000M. The motor supplier is Chinese which is the main reason for my inquiry so I can be sure that they are taking the necessary measures to provide a motor that will run the equipment. Ambient temperatures will range between -30°C and 36°C with an...
  2. ddear

    Effects of altitude on large motor design - need input

    wolf39: Thank you for your sarcasm! I am a professional working for a company who is the world leader in providing equipment in the pulp& paper/mining industry all over the world however my expertise is in instrumentation and automation, not motors. I thought a professional forum would be the...
  3. ddear

    Effects of altitude on large motor design - need input

    I should make a clarification to say that the actually motor in question is not the high or medium voltage motor but a auxiliary induction motor of 160kw, 380V, 50Hz.
  4. ddear

    Effects of altitude on large motor design - need input

    I think there are cooling issues and I'm pretty sure that more copper has to be added to the windings so the motor basically is oversized for the application apart from the high altitude. I'm wondering at what altitude this becomes a consideration and to what degree are the original parameters...
  5. ddear

    Effects of altitude on large motor design - need input

    I work for a company that uses large motors (up to 37,000HP)and know that high altitude affects the motor design. Can someone provide some more detailed information on this topic?

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