Electrical Project Site Engineer Interview Questions and Answers

Fault indications in numerical relays include alarms, trip signals, and communication errors.

• Alarms displayed on the relay panel

• Trip signals sent to the circuit breaker to disconnect the faulty section

• Communication errors indicating issues with data transmission

• LED indicators showing fault status

• Event logs recording fault occurrences

DG stands for Diesel Generator, which is used for generating electricity as a backup power source.

• DG is making electricity by burning diesel fuel.

• DG is commonly used as a backup power source in case of power outages.

• DG sets are often installed in industries, hospitals, data centers, and other critical facilities.