Project Manager Electrical Interview Questions and Answers

Residential projects typically have smaller electrical panels compared to commercial projects.

• Residential projects usually have single-phase panels, while commercial projects may have three-phase panels.

• Commercial projects often require larger panels to accommodate higher power demands.

• Residential panels are typically located inside the house, while commercial panels may be located in a separate electrical room.

• Commercial projects may require more complex panel configurations...read more

RMU is a compact unit used for ring main distribution while HT panel is used for high voltage distribution.

• RMU stands for Ring Main Unit and is used for medium voltage distribution.

• HT panel stands for High Tension panel and is used for high voltage distribution.

• RMU is a compact unit with all necessary components enclosed in a single unit.

• HT panel is larger in size and typically used for higher voltage applications.

• RMU is commonly used in urban areas for ring main distribution...read more

Cable laying in tranch & cable tray involves the installation of electrical cables in underground trenches and on cable trays.

• Cable laying in tranch involves digging trenches underground to lay cables for electrical connections.

• Cable laying in cable tray involves placing cables on trays mounted on walls or ceilings for organized and safe routing.

• Proper planning and design are essential for efficient cable laying to ensure safety and functionality.

• Use of appropriate cable type...read more

Cable sizes and loads details are crucial for ensuring proper electrical distribution.

• Cable sizes should be selected based on the maximum load they will carry

• Loads details include the amount of current drawn by each device connected to the circuit

• Proper calculation of cable sizes and loads is essential for preventing overheating and electrical failures