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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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Excel Tools

Inverse Defined Minimum Time (IDMT) Calculator

Calculator Inverse Defined Minimum Time CalculatorDownload An Inverse Defined Minimum Time (IDMT) Calculator is an online (or) Excel-based tool that calculates the operation time of protective relays using the inverse time characteristics of overcurrent protection systems.  These tools assist in determining the trip time of relays if a...
Transmission

Essential Oil Immersed Shunt Reactors Commissioning Checklist

Commissioning oil-immersed shunt reactors is essential for ensuring consistent operation in power systems.  These reactors help to regulate voltage and reactive power, so protecting the grid from over voltages.  Mechanical Inspections,  Electrical Testing, &  Oil Analysis  are all part of the commissioning procedure, which ensures that the reactor fulfills...
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Electric Motors

Difference Between Star and Delta Connection

Table of ContentsStar Connection Advantages of Star Connection Disadvantages of Star Connection Applications of Star Connection Delta Connection Advantages...
Electrical Notes & Articles

Starter Panel Checklist

This organized post covers the essential electrical starter panel installation checks and documentation. Table of ContentsGeneral Record/Drawing...
Electrical Calculators

Electrical Power Calculator

What is Electrical Power? In electrical circuit, electrical power depicts the amount of energy transferred...
Electrical Interview

Electrical Maintenance Technician Q&A

1). What is an electrical system as shown below? Transformer  MV Switchgear  LV MCC / Switchgear  Synchronize Panel  Generator  NGR...
Control Systems

Closed Loop Control of Drives

In a closed loop system, a portion of the output of the system is...
Transformers

Condition Monitoring of Transformer

Transformers serve a significant part in both the electrical grid & industrial processes.  Table of...
Protection

Why and How to Test Protective Devices in Electrical Systems?

Equipment connected to electric power systems for the purpose of monitoring and identifying conditions...
Transformers

Auto Transformer: Definition, Working Principle, and Diagrammatic Representation

An autotransformer may be described as an electrical transformer where there is only one...
Electric Motors

Exploring the Need for Starters in DC Motor Systems

DC motors can be said to be more commonly used than the other types...
Electrical Calculators

RC (Resistor-Capacitor) Circuit Calculator

You will need to use the following RC circuit calculator to determine the characteristic...
Protection

Protection System Testing

Protection system testing is essential for ensuring that electrical systems are reliable and safe....
Electric Motors

Step-by-Step Motor Starter Troubleshooting and Repair

Understand the basics of motor starter repair and troubleshooting with help of this post.  Learn...
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Excel Tools

Inverse Defined Minimum Time (IDMT) Calculator

Calculator Inverse Defined Minimum Time CalculatorDownload An Inverse Defined Minimum Time (IDMT) Calculator is an online...
Transmission

Essential Oil Immersed Shunt Reactors Commissioning Checklist

Commissioning oil-immersed shunt reactors is essential for ensuring consistent operation in power systems.  These reactors...
Electrical Procedures

Step-by-Step Guide to Motor Overhauling: A Complete Procedure

Motor overhauling is the process of restoring or repairing defective electric motors to their...
Electric Motors

Electrical Motor Troubleshooting Chart

Electrical motors are essential components in many industrial & commercial applications, & like any machinery, they...
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