Greenko Group Assistant Manager Electrical Interview Questions and Answers

Q1. About plc & automation
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Q2. About vfd working & how it works
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Q3. About type of sensors
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Q4. About star delta power & control wiring
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Q5. About how to measure parameter of your plantequipment performance
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Q1. What is the purpose of an uninterruptible power supply (UPS)?
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Q2. What is a substation?
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Q1. What is a relay?
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Q1. Like what is your work experience. Are you willing to climb twice in a day .
Ans. According to your experience needs to give answers Second question- yes
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Q2. Are you willing to work if require to support near by site .
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Q1. As per your experience as previous company they asked questions, but more focos on safety .
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Q2. What is LOTO , Types of LOTO
Ans. 
LOTO stands for Lockout/Tagout, a safety procedure used to ensure that dangerous machines are properly shut off and not started up again prior to the completion of maintenance or servicing work.
• LOTO involves locking the energy isolating devices with an assigned individual lock and tag to prevent the machine from being turned on.

• Types of LOTO include electrical LOTO, mechanical LOTO, and pneumatic LOTO.

• Examples of LOTO ...read more
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Q1. Previous experiences questions, like DFIG , Converter system, power factor , transformer , lighting system, Earthing system .
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Normal discussion with seniors

Q1. Salary discussion and joining details
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It was very easy ,duration 45 min for 30 questions

Q1. It was of moderate level 2-3 questions
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Q2. What is your name
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Q1. All electrical panel HT <
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Q1. Machine , power system , transmission and distribution
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Q2. Machine , plc scada microprocessor
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Q1. Machine power system transmission and distribution
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Q2. General knowledge, current affairs
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Q3. Technical questions electrical and electronics engineering
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Q4. Good communication, skills development
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Machine , transmission and distribution

Q1. Distribution system electrical parts electrical machine
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Q1. Transformer rmu abc acb
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Q1. Networks LT Coundoctr HT Coundoctr
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Q1. Family related and old company behaviour for work . sallary decision
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Q1. Wtg working? And yaw drive system operation process.
Ans. 
WTG stands for Wind Turbine Generator. Yaw drive system is responsible for orienting the turbine blades into the wind.
• WTG converts wind energy into electrical energy

• Yaw drive system rotates the nacelle to face the wind

• Yaw drive system consists of yaw motor, yaw brake, and yaw bearing

• Yaw motor receives signals from the controller to rotate the nacelle

• Yaw brake holds the nacelle in position during maintenance or high win
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