JSW Bhushan Power & Steel Electrical Engineer Interview Questions and Answers

Q1. Electrical related
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Q2. Electrical troubleshooting related
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Q3. Electrical inspection related
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Q4. Electrical safety
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Q5. Electrical drawing relatef
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Q6. Electrical preventive maintenance related
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Q7. Electrical drawing preparation
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One fault occurs in electrical panel fure same fault preventive action

Aptitude test is easy

Q1. About motor, transformer , switchyard
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Q2. Electrical fundamentals
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Q1. What is full name of RPM.
Ans. 
RPM stands for Revolutions Per Minute.
• RPM stands for Revolutions Per Minute

• It is a unit of rotational speed

• Commonly used in the context of engines, motors, and other rotating machinery
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Q2. How many type of Motor.
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There are various types of motors including DC motors, AC motors, stepper motors, and servo motors.
• DC motors: used in applications where speed control is important, such as in electric vehicles.

• AC motors: commonly used in household appliances and industrial machinery.

• Stepper motors: used in applications requiring precise position control, like 3D printers.

• Servo motors: used in robotics and automation for accurate contr
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Q1. What is Earthing.
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Earthing is the process of connecting electrical systems to the ground to prevent electric shock and protect equipment.
• Earthing provides a path for fault currents to flow safely into the ground.

• It helps in stabilizing voltage levels and protecting against lightning strikes.

• Earthing is essential for safety in electrical systems to prevent electric shocks.

• Examples of earthing systems include grounding rods, grounding pla
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Q2. Type of Insulator
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Insulators are materials that do not conduct electricity and are used to prevent the flow of current.
• Insulators are materials with high resistivity, such as rubber, glass, porcelain, and plastic.

• They are used to separate conductors in electrical systems to prevent short circuits.

• Insulators are crucial for safety in electrical installations to avoid electric shocks and fires.
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Q1. PLC and logics,ios
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Q2. Ht,lt motor , protection and breakers
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Q1. What is thermocouple?
Ans. 
A thermocouple is a device that measures temperature by detecting the voltage difference between two different metals.
• Consists of two different metal wires joined at one end

• Produces a voltage that varies with temperature

• Used in temperature measurement and control systems

• Commonly used in industrial applications such as furnaces and boilers
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Q2. What is ohomic value of PT-100?
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The ohmic value of PT-100 is 100 ohms at 0°C.
• PT-100 is a type of platinum resistance thermometer.

• It has a resistance of 100 ohms at 0°C.

• The resistance increases with temperature at a rate of 0.385 ohms/°C.

• PT-100 is commonly used in industrial temperature measurement applications.
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Q3. What is calibration 3.0 and 5.0?
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Calibration 3.0 and 5.0 refer to the accuracy level of a measuring instrument.
• Calibration 3.0 means the instrument has an accuracy level of 0.3% of the full scale reading.

• Calibration 5.0 means the instrument has an accuracy level of 0.5% of the full scale reading.

• The higher the calibration number, the more accurate the instrument is.

• Calibration is the process of adjusting an instrument to ensure its accuracy.

• Calibratio...read more
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Q1. What is ATS, transformer maintenance procedure, protection of transformer, maintenance procedure of motor, protection of motor, knowledge about SAP
Ans. 
ATS stands for Automatic Transfer Switch. It is used to transfer power supply between two sources. Transformer and motor maintenance procedures and protection methods are essential for their efficient operation. SAP is a software used for enterprise resource planning.
• ATS is used to automatically switch power supply between two sources, ensuring uninterrupted power supply.

• Transformer maintenance involves regular inspect...read more
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Q2. Knowledge about DG set, and spare material
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Q3. Rating of HT motor and FLC of HT motor
Ans. 
HT motor rating is the maximum power it can handle and FLC is the current it draws at full load.
• HT motor rating is expressed in kilowatts (kW) or megawatts (MW).

• FLC of HT motor is the full load current it draws at rated voltage and frequency.

• FLC is expressed in amperes (A) and varies depending on the motor's power rating and efficiency.

• For example, a 1 MW HT motor may have a FLC of 1000 A at 11 kV.

• The rating and FLC of...read more
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Q4. Plant EHT system and single line diagram of plants.
Ans. 
Plant EHT system and single line diagram of plants.
• EHT system refers to Extra High Tension system used in power plants

• Single line diagram shows the electrical connections between different components

• It is important to have a clear and accurate diagram for safety and maintenance purposes
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Q5. Knowledge about HT and LT breaker.
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Q1. Tell me about yourself
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Q2. Explain power generation and transmission with different equipment roles
Ans. 
Power generation involves converting mechanical energy into electrical energy using generators, which is then transmitted through power lines to reach consumers.
• Power generation involves using generators to convert mechanical energy (from sources like turbines, windmills, or water wheels) into electrical energy

• Generators produce electricity by rotating a coil of wire within a magnetic field, creating an electric curren...read more
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