Vestas Technician Interview Questions and Answers for Experienced

Q1. Which device to use for testing insulation?
Ans. 
A megohmmeter is used for testing insulation.
• A megohmmeter, also known as an insulation tester, is used to measure the resistance of insulation materials.

• It applies a high voltage to the insulation and measures the current flowing through it.

• The results help determine if the insulation is in good condition or if there are any faults or leaks.

• Megohmmeters are commonly used in electrical and electronic industries to ensu...read more
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About the T.B.T.& P.T.W.
About the Module, SCB, Cables ,Inverter, IDT ,HT-LT Panel ,ICOG Panel And Other Electrical Elements and all block successfully charged

Cable colour coding
All panel wiring & wiring coding

Q1. What is difference between earth and neutral ?
Ans. 
Earth is the connection between an electrical circuit and the ground, while neutral is the return path for current in a circuit.
• Earth is a safety measure to prevent electric shock and protect against electrical faults.

• Neutral carries the current back to the source in a circuit.

• Earth is typically connected to the ground through a grounding electrode.

• Neutral is usually connected to the center tap of a transformer.

• In a th...read more
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Q1. What is ohms low
Ans. 
Ohm's law states that the current flowing through a conductor is directly proportional to the voltage applied across it and inversely proportional to its resistance.
• Ohm's law is named after the German physicist Georg Simon Ohm.

• The formula for Ohm's law is I = V/R, where I is the current, V is the voltage, and R is the resistance.

• Ohm's law is fundamental in understanding and analyzing electrical circuits.

• It helps in cal...read more
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Q1. Technically
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Q1. Types of theft and what about know of energy meter
Ans. 
Types of theft include burglary, robbery, and larceny. Energy meter theft involves tampering with or bypassing the meter to avoid paying for electricity.
• Burglary involves breaking into a building to steal property

• Robbery is the use of force or threat of force to steal property from a person

• Larceny is the theft of property without the use of force

• Energy meter theft can involve tampering with the meter or bypassing it to...read more
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Q2. 1. Direct Theft 2.Disonest Abstraction of Energy
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Q1. What about your self
Ans. 
I am a dedicated and experienced technician with a strong background in troubleshooting and problem-solving.
• Experienced in diagnosing and repairing various technical issues

• Proficient in using diagnostic tools and equipment

• Strong knowledge of electrical and mechanical systems

• Excellent problem-solving and analytical skills

• Ability to work independently and as part of a team

• Good communication and interpersonal skills
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Q1. Did you know ct and pt
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Q1. What your safety othe and responsibilities
Ans. 
As a Technician, my safety oath and responsibilities include ensuring the safety of myself, colleagues, and the general public while performing technical tasks.
• Adhering to safety protocols and guidelines

• Using personal protective equipment (PPE) when necessary

• Identifying and reporting potential hazards

• Participating in safety training programs

• Maintaining a clean and organized work environment

• Following proper procedures f...read more
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Solar industry relative question

Q1. What is principal working in ingot process?
Ans. 
Principal working in ingot process involves melting raw materials, pouring into molds, solidifying, and removing ingots for further processing.
• Melting raw materials such as metal or alloy in a furnace

• Pouring the molten material into molds to shape it into ingots

• Allowing the material to solidify and cool in the molds

• Removing the solidified ingots from the molds for additional processing or use
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Q2. What is material used in ingot process?
Ans. 
The material used in the ingot process is typically metal, such as aluminum, steel, or copper.
• Metal is the primary material used in the ingot process

• Common metals used include aluminum, steel, and copper

• The ingot process involves melting the metal and pouring it into molds to cool and solidify
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Q3. What is a CZ process?
Ans. 
CZ process stands for Chemical Mechanical Polishing or Chemical Mechanical Planarization, a process used in semiconductor manufacturing.
• CZ process involves using a combination of chemical and mechanical forces to polish a semiconductor wafer surface.

• It helps to achieve a flat and smooth surface necessary for creating precise semiconductor devices.

• Examples of CZ process equipment include CMP machines and slurries used f...read more
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Q4. How many times used making a one ingot ?
Ans. 
The number of times used making a one ingot depends on the size of the ingot and the manufacturing process.
• The number of times a one ingot is used can vary depending on the size of the ingot and the specific manufacturing process.

• In some cases, a single ingot may be used multiple times to create different products.

• For example, in metal casting, an ingot may be melted down and poured into molds multiple times to create
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Production planning
HMI interface
Semiconductor related

Q1. Salary discuss
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