Subros Maintenance Manager Interview Questions and Answers

Q1. About to hpdc m/c
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Q2. About to safety and maintenance
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Q3. About to electrical device as like star ,delta connection and plc
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Q1. Discuss the salary
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Q1. Light. Fan should be working properly
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Q2. Area should be neat and clen
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Q3. 5s implementing properly
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5S implementation involves organizing and maintaining a clean, efficient workplace.
• Sort - remove unnecessary items from the workplace

• Set in order - organize remaining items in a logical manner

• Shine - clean and inspect the work area regularly

• Standardize - establish guidelines for maintaining the first 3 S's

• Sustain - ensure the practices are consistently followed over time
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Q4. All working tables should be clean and dust free
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Q5. Dustbin should be empty
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Q1. About process of stamping welding automation
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Q1. About roles and responsibilities with projects
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Q1. Mcb,acb,mpcb,contactor, relay
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Q2. Db distribution
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Q1. What's my salary.how many hours duty.my work in Electrical department
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Salary and work hours for Maintenance Electrician vary depending on company and location.
• Salary for Maintenance Electrician can range from $40,000 to $70,000 per year.

• Typical work hours for Maintenance Electrician are 40 hours per week, but may vary based on workload.

• Maintenance Electricians work in the Electrical department, handling repairs and maintenance of electrical systems.

• Duties may include troubleshooting elec...read more
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Q1. Working principle VFD
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VFD stands for Variable Frequency Drive, which controls the speed of an AC motor by varying the frequency and voltage of the power supplied to it.
• VFDs convert fixed frequency AC power to variable frequency AC power

• They control motor speed by adjusting the frequency of the power supplied

• VFDs can improve energy efficiency and reduce wear and tear on motors

• Common applications include HVAC systems, pumps, and conveyor belt
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Q2. What is Servo drive
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A servo drive is an electronic amplifier used to power and control servo motors in automation systems.
• Converts low-power control signals into high-power signals to move the servo motor

• Provides precise control over speed, position, and torque of the motor

• Commonly used in robotics, CNC machines, and industrial automation

• Helps in achieving accurate and repeatable motion control
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Q3. Types of PLC and About softwares
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PLC stands for Programmable Logic Controller. There are various types of PLCs available in the market, each with its own unique features and capabilities. Some common types include modular PLCs, compact PLCs, and rack-mounted PLCs. There are also different software programs used to program and control PLCs.
• Types of PLCs include modular PLCs, compact PLCs, and rack-mounted PLCs

• Common software programs for PLC programmin...read more
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Q4. Transformer, LT, HT Panels
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Q1. Describe your self
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Q2. What are the achievements you have done in energy related programs
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Q1. Introduction yourself
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Q1. Introducing your self
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Q2. Education family background
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Reasoning mathematics

Q1. How many types of motor and welding and heating and how many types power factor .
Ans. 
There are various types of motors, welding methods, heating techniques, and power factors in engineering.
• Types of motors include AC motors (induction, synchronous), DC motors (brushed, brushless), stepper motors, etc.

• Types of welding include arc welding, MIG welding, TIG welding, spot welding, etc.

• Types of heating methods include conduction, convection, radiation, induction heating, etc.

• Power factor types include leadi...read more
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