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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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Transmission

Essential Components of an Electrical Substation

Table of ContentsComponents of Electrical SubstationsPower Transformer for Electrical SystemsCurrent TransformerPotential TransformerConductorsInsulatorsIsolatorsBus BarsLightening ArrestersCircuit...
Electrical Interview

ESSENTIAL ELECTRICAL INTERVIEW QUESTIONS FOR REFINERY PROFESSIONALS

1). How do refinery hazardous area categories and electrical systems differ? According to the chance...
Electric Motors

Sizing of Capacitor Bank across Motor Terminals

What is Capacitor Bank? Table of ContentsWhat is Capacitor Bank?Capacitor bank in motorAdvantages of Capacitor...
Electrical Procedures

Metal-Clad Switchgear: Testing and Commissioning Procedures

Table of ContentsWhat is Metal-Clad Switchgear?Metal-Clad Switchgear Testing and CommissioningRequired Testing EquipmentTesting ProcedureVisual inspection...
Transmission

Substations – Power Grid Integration

Table of ContentsWhat  is a Substation?An Electrical Substation's Single-Line DiagramHow does a substation operate?Primary...
Electrical Procedures

Current Transformer Testing Procedure

Table of ContentsWhat is a Current Transformer?Testing of Current Transformer1). Insulation Resistance Test2). Winding...
Protection

Insulation Resilience Coordination in Power System

Table of ContentsFundamental Terms in Electrical Power System1). Nominal System Voltage2). Maximum System Voltage3). Earthing...
Electrical Interview

Electrical Interview Questions in Automotive and Aerospace

01). Explain the fundamentals of electrical power generation & distribution in an aerospace. All aerospace electrical...
Transformers

Tan Delta & Power Factor Characterization

Table of ContentsWhat is Tan Delta test?Fundamentals of the Tan Delta TestTan Delta Testing...
Electrical Vehicles

Novel (New) Universal Charger supports 120-900V EV Batteries

Table of ContentsVariable power ratingsBoost–Buck Converter ConfigurationAn OverviewHow does the charger's design ensure the...
Drives

Commissioning of a VFD Control Panel

Table of ContentsProcedure for commissioning a VFDWhy is VFD commissioning important?Instruments needed for commissioning...
Distribution

SCADA Application in Power System Automation

Table of ContentsPower System AutomationFunction of SCADA in the Electrical Distribution SystemControl and Monitoring...
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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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