KONE Maintenance Technician Interview Questions and Answers

Q1. Transformer type
Ans. 
There are various types of transformers, including step-up, step-down, isolation, autotransformer, and distribution transformers.
• Step-up transformers increase voltage levels for long-distance power transmission.

• Step-down transformers decrease voltage levels for household use.

• Isolation transformers provide electrical isolation between circuits.

• Autotransformers have a single winding with taps for different voltage levels...read more
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Q2. How check motor healty or not
Ans. 
To check if a motor is healthy, perform visual inspection, listen for unusual noises, check for overheating, measure voltage and current, and conduct performance tests.
• Perform a visual inspection for any signs of damage or wear

• Listen for any unusual noises such as grinding or squealing

• Check for overheating by feeling the motor casing during operation

• Measure voltage and current to ensure they are within the specified ra...read more
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Q1. About you and your past experience
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Q1. Simple question about elevator
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Q2. Simple question about electrical and mechanical engineering questions
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Q3. Type motor and what difference
Ans. 
A motor is a device that converts electrical energy into mechanical energy.
• Motors are classified into two types: AC motors and DC motors.

• AC motors are powered by alternating current and are commonly used in household appliances and industrial machinery.

• DC motors are powered by direct current and are commonly used in electric vehicles and robotics.

• The main difference between AC and DC motors is the type of current they ...read more
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Q4. Use of PPE about safety
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PPE is essential for ensuring safety in various industries.
• PPE stands for Personal Protective Equipment.

• It includes items like helmets, gloves, goggles, masks, etc.

• PPE is used to protect workers from hazards and prevent injuries.

• Examples of PPE usage include wearing a hard hat on construction sites, using gloves when handling chemicals, and wearing a mask during a pandemic.

• Proper training and education on PPE usage are
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Q1. ITI technician engineer
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Q1. Electrical technician
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Q2. DTR Meter install
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Q1. PNR tool related
Ans. 
New metric tool one nut is running tool oil plus And all part related quarry
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Q2. Balancers related
Ans. 
Balancer adjustment and Balancer problam, Q. what this Secondary protection Ans:- wire rope is connected Balancer with beem.
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Q1. Torquing related
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PNR Tool is connected Transuser with ETA Tool Is running Tourq is watching ETA Display. and Another activity Quality Department Checked by Tourqrange
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Q2. Impact tool related
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Q1. Air hose related
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Q2. Socket related question
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Q1. Compressor related
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Q2. Forklift related
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Q1. Safety related question
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Q2. Maintenance in material related
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Maintenance is shine and another Activities morning 08:00AM groups meeting and Evaning 04:00 breakdown related query etc.

Maintenance groups is all member spot antorher person

Q1. Are you working in transformer industry.
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Q2. Have you done engineering.
Ans. 
Yes, I have a degree in engineering.
• I have a Bachelor's degree in Mechanical Engineering from XYZ University.

• I have worked as a project engineer for ABC Company for 3 years.

• I have experience in designing and implementing engineering solutions.

• I am familiar with CAD software and have completed several engineering projects successfully.
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Q3. Are you ready to change your job from current organisation
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Q1. What is transformer
Ans. 
A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
• Transformers are commonly used to step up or step down voltage in electrical power distribution systems.

• They consist of two coils of wire, known as the primary and secondary coils, wrapped around a core made of ferromagnetic material.

• The primary coil is connected to the input voltage sou...read more
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Q2. Working principle of transformer
Ans. 
A transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.
• Transformers work on the principle of electromagnetic induction

• They have two coils - primary and secondary, which are magnetically coupled

• The primary coil is connected to a source of alternating current, creating a changing magnetic field

• This changing magnetic field induces a voltage in the secondar...read more
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Q3. Type of transformer winding
Ans. 
Transformer windings can be classified as concentric or sandwich windings.
• Concentric windings have all the windings placed on the same limb of the core.

• Sandwich windings have windings placed on different limbs of the core.

• Concentric windings are easier to manufacture and have better cooling.

• Sandwich windings are more compact and have better short-circuit strength.

• Examples: Concentric winding - distribution transformers
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Q4. What is the most important points during winding
Ans. 
The most important points during winding include tension control, proper alignment, and consistent winding patterns.
• Maintaining proper tension control to prevent breakage or stretching of the material

• Ensuring proper alignment of the material on the winding equipment to avoid uneven winding

• Following consistent winding patterns to create uniform and neat rolls of material
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Q1. Have you ready to join at BBL
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Q2. Have you got your all required documents
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Yes, I have all the required documents for the position of Assistant Manager.
• I have my resume, cover letter, references, and any certifications or licenses needed for the role.

• I also have my identification documents such as driver's license or passport.

• I am prepared to provide any additional documents requested during the interview process.
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Q3. How you feel to join at BBL
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Q1. Asked about your last work profile, CTC , experience and all
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Q1. Asked about last work profile and clients.
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Q2. Last work profile and executed project details.
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Just basics maths

Q1. They check on skills basics, Check on confidence level and reliability
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