Saud Bahwan Group Electrical Maintenance Engineer Interview Questions and Answers for Experienced

Working with relays requires proper safety measures to prevent electrical hazards.

• Ensure power is off before working on relays

• Use appropriate personal protective equipment (PPE)

• Follow lockout/tagout procedures

• Regularly inspect and maintain relays

• Train employees on proper safety procedures

• Examples of PPE include insulated gloves, safety glasses, and flame-resistant clothing

PLC stands for Programmable Logic Controller and is a digital computer used for automation of electromechanical processes.

• PLCs are used to control and automate various industrial processes such as assembly lines, robotic devices, and packaging systems.

• They are programmed using ladder logic or other programming languages to execute specific tasks.

• PLCs can monitor inputs from sensors and other devices, and based on the p...read more

The boost pressure sensor measures the pressure of the air entering the engine to ensure optimal performance.

• Measures pressure of air entering engine

• Helps ensure optimal engine performance

• Sends data to engine control unit for adjustments

• Commonly found in turbocharged engines

The crankshaft sensor detects the position and speed of the crankshaft in an engine.

• Provides information to the engine control module to determine ignition timing and fuel injection timing

• Helps diagnose engine problems by detecting misfires and other issues

• Used in conjunction with the camshaft sensor to synchronize engine operation

• Examples of engines that use crankshaft sensors include gasoline and diesel engines