JSW Steel Senior Electrical Engineer Interview Questions and Answers

AC drives in steel industries control the speed and torque of motors, improving efficiency and reducing energy consumption.

• AC drives regulate the speed and torque of motors used in various processes in steel industries.

• They help in achieving precise control over the production process, leading to improved efficiency.

• AC drives also help in reducing energy consumption and operational costs in steel plants.

• Examples of app...read more

ABB DCS is a distributed control system used in industrial automation, with various cards and servers for operation.

• ABB DCS stands for ABB Distributed Control System, used in industries for automation.

• The system consists of various cards for different functions such as input/output, communication, etc.

• Servers are used to host the software and manage the communication between different components of the system.

• Example: ...read more

Power factor is the ratio of real power to apparent power in an AC circuit. VFD stands for Variable Frequency Drive. AC motors run on alternating current while DC motors run on direct current.

• Power factor is a measure of how effectively electrical power is being used in a circuit.

• It is calculated by dividing the real power (in watts) by the apparent power (in volt-amperes).

• A power factor of 1 indicates that all the pow...read more

Types of load cells include strain gauge load cells, hydraulic load cells, and capacitive load cells.

• Strain gauge load cells measure the strain or deformation of a material.

• Hydraulic load cells use hydraulic fluid to measure force.

• Capacitive load cells measure changes in capacitance to determine force.

• Other types of load cells include piezoelectric load cells and pneumatic load cells.

A motor is a device that converts electrical energy into mechanical energy to produce motion.

• Motors are commonly used in various applications such as industrial machinery, household appliances, and vehicles.

• There are different types of motors including AC motors, DC motors, and servo motors.

• Motors consist of a rotor, stator, and various components such as coils, magnets, and brushes.

• Examples of motors include electric

VCB stands for Vacuum Circuit Breaker, a type of circuit breaker that uses vacuum as the arc quenching medium.

• VCB is a type of circuit breaker that uses vacuum as the arc quenching medium.

• It is used to interrupt the current flow in case of a fault or overload in the electrical system.

• VCBs are commonly used in medium voltage applications.

• They are more reliable and require less maintenance compared to other types of circ