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A substation is a facility used for transforming voltage levels in an electrical power system.
Substations receive high voltage electricity from power plants or transmission lines
They transform the voltage to a lower level for distribution to homes and businesses
Substations may also include equipment for protection, control, and monitoring of the power system
Transformers are classified based on their construction and cooling methods, such as dry-type, oil-filled, and cast resin transformers.
Transformers can be classified as dry-type, oil-filled, or cast resin based on their construction and cooling methods.
Dry-type transformers use air as the cooling medium and are suitable for indoor applications.
Oil-filled transformers use oil as the cooling medium and are commonly used ...
I was interviewed in Jul 2024.
I applied via Campus Placement and was interviewed in Oct 2023. There was 1 interview round.
HYOSUNG T&D interview questions for popular designations
I applied via LinkedIn and was interviewed before Feb 2023. There was 1 interview round.
DCRM Test stands for Data Consistency and Referential Integrity Testing. It is a type of testing that ensures data consistency and integrity in a database.
DCRM Test checks for data consistency and referential integrity in a database.
It involves verifying that data is accurate, complete, and up-to-date.
DCRM Test helps in identifying any inconsistencies or errors in the database.
Examples include checking for duplicate re
PD test stands for Partial Discharge test, used to detect insulation defects in electrical equipment.
PD test is a non-destructive test used to evaluate the condition of insulation in electrical equipment.
It helps in detecting partial discharges that can lead to insulation breakdown.
The test involves applying a high voltage to the equipment and monitoring for any partial discharges.
PD test results are used to assess the...
SF6 gas is colorless, odorless, non-toxic, and non-flammable with high dielectric strength.
Colorless and odorless gas
Non-toxic and non-flammable
High dielectric strength
Used in electrical equipment like circuit breakers and switchgear
I applied via Naukri.com and was interviewed in Apr 2022. There were 2 interview rounds.
I applied via Walk-in and was interviewed in Jul 2021. There was 1 interview round.
I applied via Walk-in and was interviewed in Nov 2020. There were 3 interview rounds.
Improving power factor can be achieved by reducing reactive power and increasing active power.
Installing capacitors to reduce reactive power
Using energy-efficient motors and equipment to reduce power losses
Implementing power factor correction techniques
Regular maintenance of electrical equipment
Monitoring power factor and taking corrective actions
Educating employees on energy conservation
Negotiating with utility compan
I applied via Recruitment Consultant and was interviewed in May 2021. There was 1 interview round.
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I applied via Job Fair and was interviewed in Jan 2024. There were 3 interview rounds.
I had to answer the case study test in 45 min.
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Interview experience
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Pune,
Chennai
+16-11 Yrs
Not Disclosed
Senior Engineer
51
salaries
| ₹3.6 L/yr - ₹12.9 L/yr |
Engineer
48
salaries
| ₹2.8 L/yr - ₹6.5 L/yr |
Design Engineer
40
salaries
| ₹2.7 L/yr - ₹6.5 L/yr |
Junior Engineer
37
salaries
| ₹2.4 L/yr - ₹5.5 L/yr |
Assistant Manager
27
salaries
| ₹7.8 L/yr - ₹18.8 L/yr |
ABB
Siemens
Schneider Electric
BHEL