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Dear sir,We have a 7.5hp motor,it was running smoothly and
suddenly one winding is carring more current then
others(r=6.5,y=6.3,b=10)..whts wrong with tis...?

Answers were Sorted based on User's Feedback



Dear sir,We have a 7.5hp motor,it was running smoothly and suddenly one winding is carring more cu..

Answer / adnan kauchali

check for supply, if balanced.

Is This Answer Correct ?    1 Yes 0 No

Dear sir,We have a 7.5hp motor,it was running smoothly and suddenly one winding is carring more cu..

Answer / jvino03

One of the Phase Insulation was Weak. We easily identify
through Insulation Tester or Megger, Its value is entirely
different from other two windings, else we can find the weak
coil by checking its coil ohmic values....

Is This Answer Correct ?    1 Yes 0 No

Dear sir,We have a 7.5hp motor,it was running smoothly and suddenly one winding is carring more cu..

Answer / kingniki

We can check by continunity on winding from multimeter and that time it shows that motor becomes unbalanced

Is This Answer Correct ?    0 Yes 0 No

Dear sir,We have a 7.5hp motor,it was running smoothly and suddenly one winding is carring more cu..

Answer / g. ramesh

one cole insulation faild. while motor running insulation
failed due to motor prodce low temprature. when motor comes
to stop then col is normall resistens
so this cause motor to be rewinding

Is This Answer Correct ?    1 Yes 3 No

Dear sir,We have a 7.5hp motor,it was running smoothly and suddenly one winding is carring more cu..

Answer / prasanna kumar

when one of the incoming fse was burnt so that the motor
runs on two phase.so that one phase will draw more current
and the motor gets heated.

Is This Answer Correct ?    0 Yes 2 No

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