trying to calculate the total KVAR and power factor in a 3 phase sytem.

Discussion in 'The Projects Forum' started by tobman, Feb 22, 2010.

  1. tobman

    Thread Starter New Member

    Feb 21, 2010
    26
    0
    1 25KVA motor at 0.9 power factor lagging

    2.30KVA motor at 0.8 power factor

    3.15kw heatin load.


    Thanks
     
  2. mik3

    Senior Member

    Feb 4, 2008
    4,846
    63
    Calculate the angle between the current and voltage by using the power factor.

    PF=cos(φ)

    Then, KVAr=VA*sin(φ)

    For the heating load the PF=1.
     
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