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Rabert T

As an electrical engineer with 5 years of experience, I focus on transformer and circuit breaker reliability in 110/33-11kV and 33/11kV substations. I am a professional electrical engineer with experience in transformer service and maintenance. I understand electrical principles and have expertise troubleshooting, repairing, and maintaining transformers, circuit breakers, and testing them.
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What is a Master Trip Relay? Why is it important in Power Systems?

What is a Master Trip Relay? The Master Trip Relay, which is also known as the Lockout Relay (Relay 86) (ANSI 86), is an essential component in electrical protection & control systems.  Table of ContentsWhat is a Master Trip Relay?Purpose & Functionality of Master Trip RelayWorking Principle...
Electrical Calculators

Source Voltage Calculator

Calculating the source voltage (VS) in the electrical circuits is an essential part of understanding and designing them.  Table of ContentsCalculatorWhat is Source Voltage?Why is Source Voltage important?How to use Source Voltage Calculator?FormulaApplications for Source Voltage CalculatorsTechniques for accurate Source Voltage CalculationSolved ExampleFAQsSummary To make this process easier,...
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Electrical Procedures

VLF Testing Procedure

What is VLF Testing? Very Low Frequency (VLF) testing is a method for determining the...
Preventive Maintenance

Earth Pit Preventive Maintenance

Earth Pit An "Earth pit" in electrical systems is a hole that is dug out...
Transmission

Substation Layout Design

Electrical Substation In modern times, the need for electrical power is steadily increasing. To accommodate...
Electrical Notes & Articles

Auxiliary Transformer Testing Checklist

Auxiliary transformers play an important role in providing power to substation auxiliaries, and proper...
Machines

Maintenance and Troubleshooting of DC Machines

DC Machine An electrical machine is an electrical device that transforms mechanical energy converted into electrical energy...
Software

Top Electrical AutoCAD Commands

AutoCAD is a popular computer-aided design (CAD) program for drawing and designing electrical, mechanical,...
Electrical Notes & Articles

132/33/11 kV Substation Commissioning Checklist

Substation commissioning is an important step in power system implementation because it ensures that...
Troubleshooting

VCB Troubleshooting Procedure

What is Vacuum Circuit Breaker (VCB)? In the high tension (HT) panel, this breaker is...
Protection

Insulation Coordination and Surge Protection in High Voltage Systems

What is Insulation Coordination? Insulation Coordination is the procedure of determining the appropriate insulation levels...
Electrical Interview

25 Most Asked EEE Interview Questions

1). Describe the Essential Components of an Electrical Circuit Skilled electrical engineers should understand the...
Electrical Notes & Articles

CT Supervision Relay Testing Checklist

What is a Supervision Relay? A supervision relay, also known as a trip circuit supervision...
Electrical Procedures

Power Transformer Testing Procedure

Power Transformers are developed, manufactured, & tested to high standards, and they are known...
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Switchgear

What is a Master Trip Relay? Why is it important in Power Systems?

What is a Master Trip Relay? The Master Trip Relay, which is also known as...
Electrical Calculators

Source Voltage Calculator

Calculating the source voltage (VS) in the electrical circuits is an essential part of understanding and...
Electrical Procedures

Essential Pre-Commissioning Tests for Electrical Equipment

Pre-commissioning testing is an important step before turning on any electrical equipment (or) system.  Table of...
Electric Motors

How to Control Motor Speed using a VFD?

Controlling the speed of an electric motor is important in a wide range of industrial...
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