Schneider Electric Interview Questions, Process, and Tips

Q1. Given one pcba,can you show me transformer,inductor, ceramic capacitors,electrolytic capacitors etc all technical questions asked?
Ans. 
Yes, I can identify and explain the functions of various components on a pcba such as transformers, inductors, ceramic capacitors, and electrolytic capacitors.
• Transformers are used to transfer electrical energy between circuits through electromagnetic induction.

• Inductors store energy in a magnetic field and resist changes in current flow.

• Ceramic capacitors are used for high frequency applications and have low parasitic...read more
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Q2. Asked related to theory part What is capacitor,IC, Transformer, Inductor
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Asked what was qualification & asked about self introduction

Q1. Asked family background
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Just basic electrical questions

Random general topics

Q1. Types of induction motors
Ans. 
Types of induction motors include single-phase, three-phase, squirrel cage, and wound rotor motors.
• Single-phase induction motors are commonly used in household appliances.

• Three-phase induction motors are widely used in industrial applications.

• Squirrel cage motors have a simple and rugged construction.

• Wound rotor motors allow for external resistance to be added for speed control.
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Q2. Difference between ups snd inverter
Ans. 
UPS provides instant backup power during outages, while inverter converts DC power to AC power.
• UPS stands for Uninterruptible Power Supply and provides instant backup power during outages.

• Inverter converts DC power from batteries or solar panels to AC power for household appliances.

• UPS typically has a battery backup to provide continuous power, while inverters rely on external power sources.

• UPS is commonly used for cri...read more
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Q1. What makes you fit
Ans. 
My experience in electrical design, attention to detail, and ability to problem-solve make me a great fit for this role.
• Extensive experience in electrical design projects

• Strong attention to detail in creating accurate and efficient designs

• Proven ability to problem-solve and troubleshoot issues

• Familiarity with industry standards and regulations

• Excellent communication skills to collaborate with team members and clients
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Q2. How IEEE will help our organisation
Ans. 
IEEE can help our organization by providing access to industry standards, networking opportunities, and cutting-edge research.
• Access to industry standards for electrical design practices

• Networking opportunities with other professionals in the field

• Access to cutting-edge research and developments in electrical engineering

• Opportunities for professional development and continuing education

• Access to conferences and events
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Q1. Can you relocate here
Ans. 
Yes, I am open to relocating for the right opportunity.
• I am willing to relocate for the right job opportunity

• I have experience relocating for previous jobs

• I am open to exploring new locations and experiences
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Q2. Can you work extra hours
Ans. 
Yes, I am willing to work extra hours when needed to meet project deadlines or address urgent issues.
• I am flexible with my schedule and can adjust to accommodate extra hours

• I understand the importance of meeting project deadlines and am willing to put in the extra effort

• I have previous experience working extra hours when necessary, such as during crunch times or emergencies
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Q1. What is ETL, and can you provide examples from your project to illustrate its application?
Ans. 
ETL stands for Extract, Transform, Load. It is a process used to extract data from various sources, transform it into a consistent format, and load it into a target database.
• Extract: Retrieving data from different sources such as databases, APIs, or files.

• Transform: Cleaning, filtering, and structuring the extracted data to fit the target database schema.

• Load: Loading the transformed data into the target database for a...read more
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Q2. How do you handle multithreading in Python?
Ans. 
Multithreading in Python can be handled using the threading module.
• Use the threading module to create and manage threads in Python.

• Avoid using the multiprocessing module for multithreading as it is more suitable for parallel processing.

• Ensure proper synchronization and locking mechanisms to prevent race conditions.

• Consider using thread pools for managing multiple threads efficiently.

• Example: import threading # Define ...read more
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A detailed discussion of the project from architecture to its implementation.

Q1. What is your notice period, what salary do you expect, and why are you seeking a job change?
Ans. 
I have a 1-month notice period, expecting market rate salary, seeking growth opportunities.
• Notice period is 1 month

• Expecting market rate salary

• Seeking growth opportunities in new role
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Q1. What is the VFD
Ans. 
VFD stands for Variable Frequency Drive, used to control the speed of an AC motor by varying the frequency and voltage supplied to the motor.
• VFDs are commonly used in industrial applications to control pumps, fans, and other motor-driven equipment.

• They can improve energy efficiency by adjusting motor speed to match the required load.

• VFDs can also provide better control over motor acceleration and deceleration, reducing...read more
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Q2. What is the role of an Online Learning Resource (OLR)?
Ans. 
OLRs provide access to educational materials and resources online for self-paced learning.
• Provide access to a wide range of educational materials and resources

• Allow for self-paced learning and flexibility in studying

• Can include videos, interactive quizzes, readings, and other multimedia content

• Enable learners to access information anytime, anywhere with an internet connection

• Can be used for professional development or
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Q1. What is the rccb
Ans. 
RCCB stands for Residual Current Circuit Breaker, a device designed to quickly disconnect power in the event of a leakage current.
• RCCB is a safety device used to protect against electric shock and fire hazards.

• It detects any imbalance in the electrical current flowing through the circuit.

• When a leakage current is detected, the RCCB trips and disconnects the power supply.

• RCCBs are commonly used in residential, commercia...read more
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Q2. Which place use star delta connection
Ans. 
Star delta connection is commonly used in high-power industrial applications to reduce starting current.
• High-power industrial applications

• Motors with high starting current

• Applications where smooth starting is required
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Q1. Deep dive on Agile and scrum
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Q1. Scenario based questions on capacity management user story points
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Q1. General culture fit behavioural questions
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Gamified aptitude test

Q1. Resume', projects, background, college studies
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Q2. What are analog and digital sensors?
Ans. 
Analog sensors measure continuous physical quantities, while digital sensors measure discrete values.
• Analog sensors provide a continuous output signal proportional to the quantity being measured.

• Digital sensors provide discrete output signals, typically in the form of binary values (0 or 1).

• Examples of analog sensors include temperature sensors, pressure sensors, and light sensors.

• Examples of digital sensors include pr...read more
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Q3. Difference bwteen the two
Ans. 
The difference between the two is the level of automation and complexity involved in the processes.
• Process automation involves automating repetitive tasks and workflows to increase efficiency.

• Automation engineering focuses on designing, developing, and implementing automated systems for various industries.

• Process automation can be as simple as setting up email notifications for certain events, while automation engineer...read more
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Q4. How does a sensor work?
Ans. 
A sensor works by detecting changes in physical properties such as temperature, pressure, light, or motion and converting them into electrical signals.
• Sensors detect changes in physical properties and convert them into electrical signals.

• Common types of sensors include temperature sensors, pressure sensors, light sensors, and motion sensors.

• Sensors can be based on various principles such as resistive, capacitive, induc...read more
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The first round was a gamified aptitude test, and shortlisting was conducted based on sectional cutoffs. Female candidates were given higher preference.

Q1. Basic questions on Transformer
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Q2. Working of circuit Breakers and relays
Ans. 
Circuit breakers are devices that automatically stop the flow of electricity when a fault is detected, while relays are switches that open or close circuits based on electrical signals.
• Circuit breakers are designed to protect electrical circuits from damage caused by overcurrent or short circuits.

• They work by detecting abnormal current flow and quickly interrupting the circuit to prevent damage.

• Relays are electromechan...read more
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Q3. What is corona loss, insulators, Ferranti effect and all the basics of ETD
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Q4. What is a Buchholz relay and how does it work?
Ans. 
A Buchholz relay is a protective device used in oil-filled transformers to detect and prevent internal faults.
• Detects faults such as insulation breakdown or arcing within the transformer

• Consists of a float switch connected to an alarm or trip circuit

• When gas or oil accumulates due to a fault, the float rises and triggers the alarm or trip signal

• Helps prevent major damage to the transformer by isolating it from the powe
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Q5. Principle of Induction motor and what is mutual inductance
Ans. 
Induction motor operates on the principle of electromagnetic induction. Mutual inductance is the measure of the coupling between two coils.
• Induction motor works on the principle of electromagnetic induction where a rotating magnetic field is produced to induce current in the rotor, causing it to rotate.

• Mutual inductance is the measure of the coupling between two coils, indicating how much of the magnetic field produced...read more
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