Sodexo Electrical Maintenance Engineer Interview Questions and Answers

CNC stands for Computer Numerical Control, which is a system that controls the operation of machine tools through programmed commands.

• CNC machines are used in various industries such as manufacturing, aerospace, automotive, and healthcare.

• Types of CNC machines include CNC milling machines, CNC lathes, CNC routers, and CNC plasma cutters.

• CNC machines can be classified based on the number of axes they operate on, such as...read more

Delta motor wiring connection circuit diagram involves connecting three phases in a triangular configuration.

• Connect the three motor windings in a triangular configuration

• Label the three phases as A, B, and C

• Connect the end of one winding to the start of the next winding

• Ensure proper insulation and secure connections

• Use appropriate wire sizes and color codes for easy identification

Sensors are devices that detect changes in physical properties and convert them into electrical signals. They come in various types and have specific working conditions.

• Types of sensors include temperature sensors, pressure sensors, proximity sensors, motion sensors, etc.

• Sensors work by detecting changes in physical properties such as temperature, pressure, light, etc., and converting them into electrical signals.

• Worki...read more