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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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Electrical Safety

LOTO Colour Coding

What are LOTO Color Codes? In order to standardize the determination of locks and tags according to their function & level of control, the LOTO (Lockout/Tagout) Color Coding method is implemented. Table of ContentsWhat are LOTO Color Codes?How to read LOTO Color Codes?What does LOTO colors...
Protection

What is a Distance Relay?

Distance relays are the most essential distance protection elements, and their effectiveness is determined by the distance between the source/feeder point & the location of the fault.  Table of ContentsWhat is a Distance Relay?Distance Relay Working PrincipleFunction of Distance RelayNormal ConditionFault ConditionTypes of Distance Relays1). Impedance Relay2)....
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Electrical Safety

21 Golden Electrical Safety Rule

A safe working environment is occasionally not sufficient to eliminate all potential electrical risks....
Excel Tools

Electrical Equation Solver: Ohm’s Law Excel Toolkit

Table of ContentsOverview of Ohm's Law CalculatorFormula Wheel for Ohm's LawObjective of Ohm's Law...
Electrical Interview

Top 25 Important Transformer Interview Questions

1). What is a Transformer? A transformer is a static device that converts electrical power from...
Excel Tools

Insulation Resistance in Excel: Simplifying Calculations for Safer System

Calculating insulating resistance is an important part of electrical maintenance & safety. This measurement...
Protection

Understanding GFCI: Essential Safety Measures in Electrical Systems

Table of ContentsWhat does a ground fault mean?What is meant by a GFCI?How Does GFCI Work?Diagram...
Protection

Electrical Lockout and Tagout (LOTO) Procedure

Table of ContentsDefine Lock Out Tag Out (LOTO)Importance of LOTOWhat is a "locked tag" and...
Protection

Why is PPE essential for Electrical Work Safety?

Table of ContentsWhat is Electrical PPE?PPE's Importance in Electrical SafetyDifferent PPE Types for Electrical WorkConsiderations...
Troubleshooting

Electrical Cabinet Troubleshooting Protocol: Preventing Electrical Cabinet Failures

Table of ContentsWhat is an Electrical Cabinet?Characteristics of Electrical CabinetControlling Electrical Cabinet ProblemsGeneral Checklist...
Transformers

Exploring the Function of Current Transformers in Electrical Systems

Table of ContentsWhat is Current Transformer?Current Transformer ConstructionComponents of Current TransformerCurrent Transformer Working Principle  Current...
Electrical Procedures

Standard Operating Control Procedures for Electrical Systems

Table of ContentsWhat is an OCP-operational control procedure?Electrical Operational Control ProcedurePurpose and ScopeResponsibilityOverview of...
Protection

UPS System Start-Up and Commissioning: Key Elements for Success

Table of ContentsUPS System Start-Up and CommissioningWhat is UPS Commissioning?Verifying Proper Electrical ConnectionsHow do...
Electrical Procedures

UPS and Battery System Commissioning Checklist

Table of ContentsEssential Tools and InstrumentsPreliminary Check (Initial Inspection)Electrical Inspections and TestingInsulation Resistance TestSystem...
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Electrical Safety

LOTO Colour Coding

What are LOTO Color Codes? In order to standardize the determination of locks and tags...
Protection

What is a Distance Relay?

Distance relays are the most essential distance protection elements, and their effectiveness is determined...
Transformers

Autotransformer Turns Ratio Test

What is an Autotransformer? There is a type of electrical transformer known as an auto...
Electrical Procedures

VLF Testing Procedure

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