TP Western Odisha Distribution Team Lead Operations Interview Questions and Answers

Checks to be done when VCB not in working condition

• Check for any loose connections in the circuit

• Check for any damage to the VCB

• Check for any tripping of the VCB due to overload or short circuit

• Check for any fault in the control circuit

• Check for any fault in the protection relay

• Check for any fault in the auxiliary supply

• Check for any fault in the earthing system

Transformers can be tested using various methods including insulation resistance, turns ratio, and winding resistance tests.

• Insulation resistance test measures the resistance of the insulation between the windings and the core

• Turns ratio test measures the ratio of the number of turns in the primary winding to the number of turns in the secondary winding

• Winding resistance test measures the resistance of the transformer ...read more