brads Posted June 5, 2008 Report Share Posted June 5, 2008 i was asked to extend a three phase cable for a motor motor is 2.2Kw the supplu comes from a 2.2 kw drive currently the cable is 20M from the drive to the motor 3 core plus earth 1.5mm per core they would like to extend it by another 50M how do i work out the volt drop and the cable size according to amp rating Link to comment Share on other sites More sharing options...
tc50 Posted July 27, 2009 Report Share Posted July 27, 2009 u can refer to the IEEE wiring requlation BS7671... i was asked to extend a three phase cable for a motor motor is 2.2Kw the supplu comes from a 2.2 kw drive currently the cable is 20M from the drive to the motor 3 core plus earth 1.5mm per core they would like to extend it by another 50M how do i work out the volt drop and the cable size according to amp rating Link to comment Share on other sites More sharing options...
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