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from the Electrical Dept department...
Motor Connection
Engineering and workplace issues. topic
Posted by Shreejith.P on 15 April, 2009 - 4:24 am
Hi,

I have one motor, 50HP, 460V which can operate in either Star or Delta. It has got 12 wires coming out from motor winding. Now the problem is we lost the numbering of these wires. How I can identify which is U1, U2, U3, U4, U5, U6, etc. I have drawing how to connect U1, U2, U3, etc. Which wuipment or tools to use and how? Any help is much appriciated.

Regards,
Shree

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