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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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Switchgear

Explain Air Circuit Breaker (ACB) and their Working Principle

Table of ContentsWhat is an Air Circuit Breaker?Components of ACBConstruction of Air Circuit BreakerAir...
Switchgear

Troubleshooting of Air Circuit Breakers (ACB)

Table of ContentsACB Troubleshooting1). The Breaker is Not Closing2). Breaker is not Tripping - with...
Transmission

Pre Commissioning Test Procedure for High Voltage Cable

Table of ContentsPurposeScopePersonal Protective Equipment (PPE)ResponsibilityWork Activity & DescriptionsTest ProcedureStep-1: Visual & Mechanical Inspection Step-2:...
Electrical Procedures

Ring Main Unit (RMU) Test Procedure

Table of ContentsIntroductionSafety Measures Tools RequiredRelevant Codes & StandardsHV BreakerVisual InspectionContact Resistance TestInsulation Resistance Test            High...
Electrical Notes & Articles

Power Transformer Datasheet

Table of ContentsSpecific DataGeneral ConditionsDesign DataEnvironmental DataElectrical CharacteristicsControl, Alarms and AccessoriesTransformer ArrangementCable Details Specific Data This...
Electrical Notes & Articles

MCC & PCC Panel Safety Checklist

Table of ContentsObjectiveScopeSafety PPE to useSafety considerations to take when doing an electrical panel...
Protection

Explain about Relay and their Types

Table of ContentsWhat is Relay?Working Principle of RelayConstruction of a RelayTerminals for Relay1). Control...
Utilities

Power System Communication

Table of ContentsCommunication for Power SystemTelecommunicationSCADA System Energy Management System (EMS)Applications of Power System Communications Communication...
Switchgear

Explain the Working Principle of Oil Circuit Breaker (OCB)

Table of ContentsWhat is an Oil Circuit Breaker?Oil Circuit Breaker DiagramConstruction of an Oil...
Switchgear

Switchgear Testing

Table of ContentsWhy Switchgear Testing is done?What is done during Switchgear Testing?Operations Carried Out...
Preventive Maintenance

Preventive Maintenance of HT Panel

Table of ContentsObjectiveScopeAbbreviationsResponsibilityOHS (Occupational Health and Safety) RiskCautions & Special Safety PrecautionsSpecial Personal Safety...
Electrical Notes & Articles

Electrical Preventive Maintenance and Checklist

Table of ContentsWhat is the Basic Electrical Maintenance?What is Preventive Maintenance in Electrical?Why Should...
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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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