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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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Protection

Transformer-Based vs Transformer-less UPS: Making the Right Choice for Power Needs

Table of ContentsTransformer-Based UPSWorking of a Transformer UPSAdvantages of Transformer-Based UPSTransformer Less UPSWorking of...
Electrical Interview

VFD Interview Questions – Comprehensive Brochure for Engineers

1). What is a VFD, and what does it do in an electrical system? A motor...
Utilities

Telemetry and Remote Operations System (SCADA)

A control system architecture called SCADA (supervisory control and data acquisition) uses computers, networked...
Drives

VFD-Integrated Braking System- DC Injection Braking

Table of ContentsVFD DC Injection BrakingFunction of VFD's DC Injection BrakingDC injection braking outperforms...
Electrical Procedures

Surge Suppression System Datasheet

Table of ContentsRated Voltage8/20μs Maximum Discharge Voltage0.5μs 10kA Maximum Resistance Current (IR)Switching Surge Maximum...
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...
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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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