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Oil And Natural Gas Corporation Electrician Technician Interview Questions and Answers
Oil And Natural Gas Corporation Electrician Technician Interview Experiences
1 interview found
(1 Question)
- Q1. Single phase 3 phase
(1 Question)
- Q1. 3 phase motor how hp
(1 Question)
- Q1. 3 phase motor single phase
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Electrician Technician Interview Questions & Answers
Br.CAT International
Anonymous
posted on 27 Jan 2023
Selected
I was interviewed in Dec 2022.
(2 Questions)
- Q1. All question painal Trey conduit trunking light MCB box plating fabricator
- Q2. MCB DP isolator all job
Interview Preparation Tips
Selected
I applied via Recruitment Consulltant
(2 Questions)
- Q1. I am electrical technician Offshor returner
- Q2. Diploma 12th
(1 Question)
- Q1. To
Electrical Technician Interview Questions & Answers
Reliance Industries
Anonymous
posted on 31 Jan 2024
Selected
I applied via Walk-in and was interviewed in Dec 2023. There was 1 interview round.
(5 Questions)
- Q1. Power supply machine
- Q2. Electrical equipment
- Q3. T/F or DG Related
- Q4. Power supply related
- Q5. AC DC power supply related
Interview Preparation Tips
(3 Questions)
- Q1. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,AC...
- Ans.
Preventive and corrective maintenance of various electrical equipment including breakers, motors, transformers, and relays.
Perform regular maintenance on high and low voltage breakers, motors, and transformers.
Test and calibrate various protection relays for motors, transformers, and generators.
Conduct transformer oil BDV test, thermal scanning, and earth fault and prediction tests.
Terminate high voltage motors, instal...
- Q2. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,AC...
- Ans.
Preventive and corrective maintenance of various electrical equipment including breakers, motors, transformers, and relays.
Perform regular maintenance tasks on high and low voltage breakers, motors, and transformers.
Test and calibrate protection relays for motors, transformers, and generators.
Conduct transformer oil BDV tests, thermal scanning, and earth fault and prediction tests.
Terminate high voltage motors, install...
- Q3. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,AC...
- Ans.
Preventive and corrective maintenance of various electrical equipment including breakers, motors, transformers, switches, relays, and testing/calibration of protections.
Preventive maintenance of H.V & LV breakers, motors, transformers, switches, etc.
Corrective maintenance of HV/MV/LV switchgears, breakers, cubicles, etc.
Testing and calibration of various protection relays for motors, transformers, generators.
Transforme...
Interview Preparation Tips
KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV
Switches gears,VCB,ACB,MOCB,SF6 Breakers, Breaker cubicle, earthling Switches ,Generator
earthling Switch ETC. Testing and calibration of all kinds of protections Relay of High Voltage and
low Voltage Motors, Transformers ,Generator like Under Voltage Relay , locked Rotor Relay
,Differential Relay , Negative Phase Sequence Relay , Over current/Thermal Over Current Relay ,
Bucholz Relay , DGPT Relay ETC. Transformer Oil BDV Test, Thermal Scanning , Earth fault and
Prediction Test of Equipment .Termination of high Voltage Motors , Cable Errection , Installation of
Motors, and Trial/Load Test. Transformer Oil Extracting ,Testing (BDV), Oil Filtration .
Equipments Of Oil & Gas Plant , Chlorine Plant, co2 plant
Maintenance of battery Banks , UPS for auxiliary Start UP and Control Voltage call safe supply.
EQUIPMENT UNDER RESPONSIBILITIES :
MV MOTORS UPTO 2400 KW / 3 PHASE / 6600V / 60HZ
LV MOTORS UPTO 125 KW / 3PHANSE / 380V / 60HZ
RECTIFIER FOR CL2 PLANT CELL 3000 AMP / 380/60HZ / 120V DC
TRANSFORMERS 15.75 KV / 230 KV – 150MVA
TRANSFORMERS 15.75 KV / 6.6KV – 80 MVA
TRANSFORMERS 6.6KV / 380V – 800KVA
BATTERY BANKS 2000 AMP
INVERTER / CHARGER 2000 AMP SWITCH GEARS MV 6.6 KV / 3500 AMP SWITCH
Selected
(2 Questions)
- Q1. Assigned for the Construction, Commissioning and Operation works related to tunnel system
- Q2. Work includes Loop checking, testing, commissioning, functional test and trouble shooting of LV Switch gear. MCC, Motors, VFD
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed in Oct 2021. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. First introduction second address third qualification ITI technical question.
- Q2. Please give me job Indian oil corporation limited.
Interview Preparation Tips
Electrician Technician Interview Questions & Answers
Br.CAT International
Anonymous
posted on 27 Jan 2023
Selected
I was interviewed in Dec 2022.
(2 Questions)
- Q1. All question painal Trey conduit trunking light MCB box plating fabricator
- Q2. MCB DP isolator all job
Interview Preparation Tips
Selected
I applied via Company Website and was interviewed in Feb 2024. There was 1 interview round.
(1 Question)
- Q1. What is ohm's law
- 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 the resistance of the conductor.
Ohm's law is represented by the formula V = I * R, where V is voltage, I is current, and R is resistance.
It helps in calculating the current, voltage, or resistance in a circuit when the other two values are known.
For example, if a circuit...
Interview Preparation Tips
- Sreeja mahila mi
- FPS field engineer
I applied via Recruitment Consultant and was interviewed in May 2021. There were 3 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Transformer prtection
- Q2. What is the means stall in motor
- Ans.
Stall in a motor refers to a condition where the motor stops rotating despite the presence of power supply.
Stall occurs when the motor is overloaded or when there is a mechanical obstruction preventing the motor from rotating.
It can also occur when the motor is underpowered or when there is a fault in the electrical system.
Stall can cause damage to the motor and other components if not addressed promptly.
Examples of mo...
- Q3. Ups function.whateverparts in ups? W
- Ans.
UPS stands for Uninterruptible Power Supply. It is an electrical device that provides emergency power to a load when the input power source fails.
UPS has three main components: battery, inverter, and rectifier.
The battery provides backup power during a power outage.
The rectifier converts AC power to DC power to charge the battery.
The inverter converts DC power from the battery to AC power to supply the load.
UPS also ha...
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Rating in categories
|
Executive Engineer
79
salaries
|  ₹15 L/yr - ₹35 L/yr |
|
Assistant Executive Engineer
45
salaries
| ₹8.4 L/yr - ₹27 L/yr |
|
Mechanical Technician
43
salaries
| ₹0.8 L/yr - ₹6.2 L/yr |
|
Safety Officer
39
salaries
| ₹2 L/yr - ₹9.7 L/yr |
|
Mechanical Engineer
37
salaries
| ₹3.6 L/yr - ₹14.2 L/yr |
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