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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 Calculators

Line To Phase Voltage Calculator

Calculator Click here for more Electrical Calculators A Line-to-Phase Voltage Calculator calculates the voltage between a line conductor & the neutral point (also known as phase voltage) in a 3-phase electrical system. It works especially well when the line voltage (line-to-line voltage) is known and the connection...
Distribution

What causes DC System Failures in Substations?

In any substation, the DC distribution system serves as the foundation for Table of ContentsDC Power Supply System in Electrical Substation7 Causes of DC System Failures1). Battery Bank Failure2). Charger Malfunction3).  Ground Faults in DC Circuits4). Overloaded DC Circuits 5). Breaker (or) Fuse Failures in DC Panels6)....
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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...
Switchgear

Explain the step-by-step procedure for conducting an Electrical Panel Board Inspection

Table of ContentsWhat is meant by the term "Electrical Panel Board Inspection "?Visual Inspection Parameter...
Excel Tools

Electrical Load Analysis Tool: Transformer, Fuse, and Circuit Breaker Sizing

Table of ContentsOvercurrent Protection Device RatingsSize Measurements of the Protective DeviceProtection at both the Primary...
Switchgear

How does Trip Circuit Supervision enhance Electrical Safety?

Table of ContentsWhat is a Switchgear?Trip Circuit in SwitchgearWhat is Trip Circuit Supervision?Working Principle What...
Batteries

Battery System Start-Up and Commissioning Procedure

Table of ContentsWhat are the essential steps for battery system start-up and commissioning?Battery System...
Electric Motors

Preventive Maintenance Procedure for High-Tension (HT) Motors

Table of ContentsHT Motor Preventive MaintenanceRequired Test EquipmentSpare PartsSafetyBefore The TestProcedureMotor ChecklistFeeder Checklist Preventive maintenance...
Protection

What is Water Trees & Electrical Trees in cables?: Exploring the Causes and Consequences of Cable Insulation Failure

Table of ContentsWhat is "Treeing" in High-Voltage (HV)?What is meant by Water Tree?What is...
Protection

Uninterrupted Power Source (UPS) Testing Evaluation

Table of ContentsPre-Installation TestCombined TestMaintenance Test An electrical device known as an uninterruptible power supply,...
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Electrical Calculators

Line To Phase Voltage Calculator

Calculator Click here for more Electrical Calculators A Line-to-Phase Voltage Calculator calculates the voltage between a line...
Distribution

What causes DC System Failures in Substations?

In any substation, the DC distribution system serves as the foundation for Table of ContentsDC...
Preventive Maintenance

Functional Testing for Electrical Systems

To ensure an electrical installation's safety, performance, and reliability, an entire checklist of functional...
Electrical Interview

Substation Testing Interview Questions

1). What is CT? A Current Transformer (CT) is an instrument transformer that reduces large...
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