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Hitachi Hi-Rel Power Electronics Interview Questions, Process, and Tips

Updated 7 Feb 2025

Top Hitachi Hi-Rel Power Electronics Interview Questions and Answers

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Hitachi Hi-Rel Power Electronics Interview Experiences

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20 interviews found

Supervisor Interview Questions & Answers

user image Anonymous

posted on 7 Dec 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via AmbitionBox and was interviewed in Nov 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

My experience CNC machining, production planning and control

Round 2 - Assignment 

What is your field of expertise and what would you like to learn more about?

Round 3 - Assignment 

Tell me about yourself

Interview Preparation Tips

Interview preparation tips for other job seekers - Update your resume. ...
Tailor your resume and cover letter. ...
Be prepared for anything. ...
Act kindly to everyone. ...
Apply to jobs you are underqualified

Supervisor Interview Questions asked at other Companies

Q1. Self introduction? & what is mean by eCommerce ? How it can do
View answer (10)
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. What is K factor used for sheet metal ?
  • Ans. 

    K factor is a constant used in sheet metal bending to calculate the location of the bend line.

    • K factor determines the amount of stretching that occurs when a metal sheet is bent.

    • It is used in formulas to calculate the bend allowance, bend deduction, and flat pattern development.

    • K factor values vary depending on material type, thickness, and bending method.

    • For example, a K factor of 0.33 is commonly used for mild steel

  • Answered by AI
  • Q2. How to find weight of any object ?
  • Ans. 

    The weight of an object can be found by using a scale or balance.

    • Use a scale or balance to measure the weight of the object.

    • Place the object on the scale and wait for the reading to stabilize.

    • The weight of the object will be displayed on the scale in units such as pounds or kilograms.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Good with technical basics and Average with HR.

Design Engineer Interview Questions asked at other Companies

Q1. Stress Strain curve, What will happen if you use petrol in diesel engine and Diesel in petrol engone.
View answer (5)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Walk-in and was interviewed in Jul 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(5 Questions)

  • Q1. What is ups, tell in the block diagram
  • Ans. 

    UPS stands for Uninterruptible Power Supply, which is a device that provides emergency power to a load when the input power source fails.

    • UPS takes power from the main electrical supply and stores it in its battery

    • It then converts the stored power to the required voltage and frequency to supply to the load

    • UPS also provides protection against power surges and spikes

    • Example: APC Smart-UPS series

  • Answered by AI
  • Q2. How to rectifier and inverter section work
  • Ans. 

    Rectifier and inverter sections are components of power electronics that convert AC to DC and DC to AC respectively.

    • Rectifier section converts AC to DC by using diodes

    • Inverter section converts DC to AC by using transistors

    • Rectifier section is used in power supplies, battery chargers, etc.

    • Inverter section is used in solar power systems, UPS, etc.

  • Answered by AI
  • Q3. How to convert 230v ac supply into 12v dc supply.describe with proper circuit diagram
  • Ans. 

    To convert 230V AC supply into 12V DC supply, a step-down transformer, rectifier, and filter capacitor are used in the circuit.

    • Use a step-down transformer to reduce the voltage from 230V AC to a lower voltage level.

    • Rectify the AC voltage using a bridge rectifier to convert it into pulsating DC.

    • Filter the pulsating DC using a capacitor to smoothen out the ripples and obtain a stable 12V DC output.

    • Ensure proper voltage r...

  • Answered by AI
  • Q4. About all types of batteries i.e Ni-cd,VRLA,LEAD acid Smfb planet batteries etc
  • Ans. Ni-cd nickel cadmium batteries. In this batterie construction and charging discharging. Sealed Maintenance-Free (SMF) batteries SMF batteries are commonly known as VRLA (Valve-Regulated Lead-Acid) batteries. They are called “maintenance-free” because they are sealed and do not require regular watering. LEAD- The lead is submerged into the sulphuric acid to allow a controlled chemical reaction.
  • Answered Anonymously
  • Q5. Supply chain management
  • Ans. Supply chain management is the management of the flow of goods and services and includes all processes that transform raw materials into final products. It involves the active streamlining of a business's supply-side activities to maximize customer value and gain a competitive advantage in the marketplace.
  • Answered Anonymously

Customer Care Executive Interview Questions asked at other Companies

Q1. What would you do if you win 1billion dollar lottey?
View answer (39)

Senior Engineer Interview Questions & Answers

user image PARAS JAYSWAL

posted on 5 Oct 2024

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed before Oct 2023. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Block diagram of UPS
  • Ans. 

    A UPS block diagram typically consists of input power, rectifier, battery, inverter, output power, and load.

    • Input power from utility or generator

    • Rectifier converts AC to DC

    • Battery stores energy for backup power

    • Inverter converts DC to AC

    • Output power to connected devices

    • Load consumes power from UPS

  • Answered by AI
  • Q2. Difference Between MOSFET / IGBT / SCR
  • Ans. 

    MOSFET, IGBT, and SCR are all types of power semiconductor devices used for switching applications.

    • MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is a voltage-controlled device with high switching speed and efficiency.

    • IGBT (Insulated Gate Bipolar Transistor) combines the advantages of MOSFET and bipolar transistor, suitable for high power applications.

    • SCR (Silicon-Controlled Rectifier) is a current-controll...

  • Answered by AI
Round 2 - One-on-one 

(2 Questions)

  • Q1. Why do you want to switch from parent company.
  • Ans. 

    Seeking new challenges and growth opportunities in a different environment.

    • Desire for new challenges and opportunities for growth

    • Different work culture and environment

    • Opportunity to learn new technologies and skills

    • Possibility of career advancement

    • Seeking better work-life balance

  • Answered by AI
  • Q2. Salary expectation?

Interview Preparation Tips

Interview preparation tips for other job seekers - Working in Customer support decision is such pathetic, I can't tell you how stressful they have made work function.

Senior Engineer Interview Questions asked at other Companies

Q1. what is the meaning of M in M20,M25,M30 grade of concrete?
View answer (54)

Hitachi Hi-Rel Power Electronics interview questions for popular designations

 Engineer

 (3)

 Junior its Engineer

 (2)

 Service Engineer

 (2)

 Assistant Manager

 (1)

 Assistant Manager - SCM

 (1)

 Assistant Sales Manager

 (1)

 Customer Care Executive

 (1)

 Design Engineer

 (1)

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed before Jan 2024.

Round 1 - HR 

(2 Questions)

  • Q1. Why do you want this job
  • Q2. How long you will be at Hitachi
Round 2 - Technical 

(1 Question)

  • Q1. About Transformer, General wiring diagram details of electrical symbol, Basic question from electrical field

Interview Preparation Tips

Interview preparation tips for other job seekers - Go fearlessly and give your best every question has a basic answer just told the to the point answer and if don't know clearly say sorry .

Service Engineer Interview Questions asked at other Companies

Q1. What are the compulsory policy excess in four wheeler private vehicles?
View answer (11)

Get interview-ready with Top Hitachi Hi-Rel Power Electronics Interview Questions

Graduate Engineer Interview Questions & Answers

user image Jay Gaming world

posted on 23 Oct 2023

Interview experience
3
Average
Difficulty level
Easy
Process Duration
4-6 weeks
Result
Not Selected

I applied via campus placement at Vishwakarma Government Engineering College, Ahmedabad and was interviewed in Apr 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. Any project you done in college?
  • Ans. Yes,i have done two project which is on home automation and automatic alarm detection system,
  • Answered by Jay Gaming world
  • Q2. Do you explain project with circuit diagram
  • Ans. 

    Yes, I can explain projects with circuit diagrams to visually represent the components and connections.

    • Use standard symbols for components like resistors, capacitors, and transistors.

    • Clearly label each component and connection in the circuit diagram.

    • Include a legend to explain the symbols used in the diagram.

    • Show the flow of current through the circuit.

    • Use software like CircuitLab or LTspice to create professional-look

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare your project , intership explanation,
Prepare properly you favourite subject

Graduate Engineer Interview Questions asked at other Companies

Q1. What is Finite Element Analysis? Explain using examples.
View answer (1)

Jobs at Hitachi Hi-Rel Power Electronics

View all
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. 1. Personal Introduction and Work Experience Description. 2. In depth industry knowledge. 3. MD level discussion

General Manager Interview Questions asked at other Companies

Q1. If we do 100% Banking, End of the Month Bank gives us Statement, Which account can be easily tracked from the Statement
View answer (2)
Interview experience
1
Bad
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Sep 2022. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Introduce yourself he asked
  • Q2. I explained born till at current day in 2 minutes.

Interview Preparation Tips

Interview preparation tips for other job seekers - The entire recruiting staff was very stupid. They also know what to do, how to do it, they call a sales engineer for an interview instead of internal coordination.

Sales Engineer Interview Questions asked at other Companies

Q1. What is Channel Sales, How to expand Channel & Channel Sales, Steps for dealer network expansion. Comptlitators market presence with status. Technical datasheets, General Drawing arrengment and other products related details.
View answer (2)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Jun 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. They will discuss my family profile,and all about me and also about my resume
  • Q2. 1- tell me something about you ?(as per my resume) 2- tell me about your experience about in your job? 3-tell me something about your salary ?
Round 3 - Aptitude Test 

It was taken by quality hod sir
1- He was ask me about myself?
2- Then he asked me about my previous job?
3- After that the ask me about my quality experience?( As per my resume)
4- after all this they aks me about there company,what do i know about their company?

Interview Preparation Tips

Interview preparation tips for other job seekers - That was a good experience to me as my 1st interview for engineer post .but I missed it now I'm well prepared for my next . Thank you.

Quality Engineer Interview Questions asked at other Companies

Q1. What is MSA and addition of msa version, type of msa ,what different between variable data and attibute data .why difine flase and miss rate calculate by msa .
View answer (8)

Engineer Interview Questions & Answers

user image Anonymous

posted on 18 Feb 2022

I applied via Referral and was interviewed in Jan 2022. There were 4 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. About Job Experienced
Round 2 - Technical 

(1 Question)

  • Q1. Technical,Experience,Product
Round 3 - Technical 

(1 Question)

  • Q1. Work Related Quary,Technical
Round 4 - HR 

(1 Question)

  • Q1. Posting,Family,Travel

Interview Preparation Tips

Interview preparation tips for other job seekers - Should be knowledge about Charger,Inveter,Rectifier.

Engineer Interview Questions asked at other Companies

Q1. ❖ If a team member is unable to carry out his work, he is doing it repetitively, how would you handle it?, would you like to work only on lifing of components, or would you be ready to shift to other departments?
View answer (6)

Hitachi Hi-Rel Power Electronics Interview FAQs

How many rounds are there in Hitachi Hi-Rel Power Electronics interview?
Hitachi Hi-Rel Power Electronics interview process usually has 2-3 rounds. The most common rounds in the Hitachi Hi-Rel Power Electronics interview process are Technical, HR and Resume Shortlist.
How to prepare for Hitachi Hi-Rel Power Electronics interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Hitachi Hi-Rel Power Electronics. The most common topics and skills that interviewers at Hitachi Hi-Rel Power Electronics expect are Power Electronics, UPS, HR, Customer Service and HRIS.
What are the top questions asked in Hitachi Hi-Rel Power Electronics interview?

Some of the top questions asked at the Hitachi Hi-Rel Power Electronics interview -

  1. How to convert 230v ac supply into 12v dc supply.describe with proper circuit d...read more
  2. How to convert 230 V AC supply into 12 V DC supply. Decribe with proper circuit...read more
  3. What is ups, tell in the block diag...read more
How long is the Hitachi Hi-Rel Power Electronics interview process?

The duration of Hitachi Hi-Rel Power Electronics interview process can vary, but typically it takes about less than 2 weeks to complete.

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Hitachi Hi-Rel Power Electronics Interview Process

based on 18 interviews

Interview experience

3.7
  
Good
View more

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Hitachi Hi-Rel Power Electronics Reviews and Ratings

based on 294 reviews

3.6/5

Rating in categories

3.5

Skill development

3.7

Work-life balance

3.2

Salary

3.8

Job security

3.4

Company culture

3.1

Promotions

3.4

Work satisfaction

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3-5 Yrs

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3-5 Yrs

₹ 3.5-1.95 LPA

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5-7 Yrs

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