Mahindra Logistics Electrical Engineer Interview Questions and Answers

A scoop panel is a component used in electrical engineering for controlling and distributing power.

• A scoop panel is typically used in industrial settings to manage power distribution.

• It consists of various switches, breakers, and meters to control and monitor the flow of electricity.

• Scoop panels are designed to ensure safety and efficiency in electrical systems.

• They can be customized based on the specific requirements ...read more

SF-6 CB is a type of circuit breaker that uses sulfur hexafluoride gas as the medium for arc extinction.

• SF-6 CB stands for Sulfur Hexafluoride Circuit Breaker.

• It is commonly used in high-voltage electrical systems.

• SF-6 gas has excellent dielectric properties, making it an effective insulating medium.

• The gas is used to extinguish the arc that forms during the interruption of current.

• SF-6 CBs are compact and require less...read more

Safety interlock for HT motor starting ensures safe operation by preventing accidental starting or unauthorized access.

• Safety interlock system is designed to prevent the motor from starting if certain conditions are not met.

• It typically includes sensors, switches, and control logic to monitor and control the starting process.

• Examples of safety interlock features include door interlocks, emergency stop buttons, and moto...read more

Preventive maintenance (PM) is the regular inspection and servicing of equipment to prevent breakdowns.

• Preventive maintenance is a proactive approach to ensure the reliability and longevity of electrical equipment.

• During PM, equipment is inspected, cleaned, lubricated, and calibrated as necessary.

• Common tasks during PM include checking for loose connections, testing electrical components, and replacing worn-out parts.

• P...read more