Answer / ravi raj

the condenser defect

Answer / ....

capacitor is week

Answer / guest

In 3ph motor three winding are 120°electrical apart but in case of capactor motor. 1) phase spliti 90°by capacitor ie. 3/4 of NS. 2) generdly Poles are more than 3ph motor. these are may why capacitor fan run siow.

Answer / simon

Assumed CAUSES R=>

1.Weak Capacitor
2.Raise its value to 3.15Mfd (Oil type)
3.Use Magger to check insulation
4.Conduct series testing.
5.Make new rewinding.

* The R.P.M will not exceed 1500*

During the testing of Electrical Equipment the test cables should not touch the equipments. For that testing engineers use to cotton rope to hang the cable from measuring Equipment to testing equipment terminal. Please explain the technical reason for this practice.

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how to calculate the ct burden?

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