ELE Technician Interview Questions and Answers

There are various types of cable trays and trunking used in electrical installations.

• Ladder cable tray

• Solid bottom cable tray

• Wire mesh cable tray

• Trough cable tray

• Perforated cable tray

• PVC trunking

• Metal trunking

Yes, I know how to detect faults in motors.

• Perform visual inspection for any signs of damage or wear

• Check for abnormal noises or vibrations during operation

• Measure the motor's electrical parameters such as voltage, current, and resistance

• Use specialized tools like a megohmmeter to test insulation resistance

• Perform a motor winding test to check for short circuits or open circuits

• Analyze motor performance data to identify any deviations from normal operation