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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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Transformers

Vector Group of Transformer

The Vector Group of a transformer is an essential parameter that determines the phase difference and wire configuration of the transformer.  Table of ContentsWhat is Vector Group of Transformer?Phase Displacement between HV & LV WindingsPhase Shift of TransformerWhy is Vector Group Important?Common Vector Groups &...
Basic Electrical

Switch Types & their Working Principle

Table of ContentsWhat is Switch?Characteristics of SwitchesMechanical SwitchesTypes of Mechanical Switches1). SPST - Single Pole Single Throw Switch2). SPDT - Single Pole Double Throw Switch3). DPST - Double Pole Single Throw Switch4). DPDT - Double Pole Double Throw Switch5). Pressure Switch6). Toggle Switch7). Limit...
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Electrical Procedures

Auxiliary Transformer (Aux Transformer) Testing Procedure

What is an Auxiliary Transformer? Auxiliary transformers are frequently found near the main power transformers....
Electrical Calculators

Calculate Voltage Drop in Cables: Online Excel Tool

Voltage Drop Calculation Excel Tool Voltage Drop CalculatorDownload What is Voltage Drop? When electricity runs across wires,...
Transformers

Effective Steps to Troubleshoot Poor IR Values in a Transformer

Transformers are alternating current (AC) devices that move electricity from one circuit to another.  Table...
Electrical Formulas & Equations

kVA/kW Ampere (Amp) Chart

This chart is simply a calculation of how many amps the generator generates when...
Basic Electrical

IEEE Standards

IEEE - Institute of Electrical and Electronics Engineers Standards AssociationIEEE SA - Institute of...
Electrical Calculators

Fault Current Calculator

With the help of this Fault Current Calculator Excel form, you can rapidly estimate...
Software

Common PLC Faults and Troubleshooting Procedures

PLCs are essential in automation & industrial control systems. They control machinery & processes & keep...
Electrical Interview

Electrical Safety Engineer Interview Questions

1). What is the role of an Electrical Safety Engineer? An electrical safety engineer is...
Electrical Notes & Articles

Electrical Panel Testing Checklist

Regular inspection & testing of electrical panels is essential for assuring safety, dependability, and peak...
Electrical Calculators

Wye to Delta Conversion (Star to Delta) Calculator

Wye to Delta Conversion (Star to Delta) Calculator This Wye to Delta conversion (Star to...
Electrical Notes & Articles

High Tension Motor (HT Motor) Operation: Essential Checklist

This checklist is required to ensure that all operational and safety precautions are in...
Electrical Procedures

Electrical Panel Testing Procedure

Electrical Panel Test Electrical panels, which are widely used in all types of substations and...
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Latest articles

Transformers

Vector Group of Transformer

The Vector Group of a transformer is an essential parameter that determines the phase...
Basic Electrical

Switch Types & their Working Principle

Table of ContentsWhat is Switch?Characteristics of SwitchesMechanical SwitchesTypes of Mechanical Switches1). SPST - Single...
Batteries

Battery Testing Procedure

Battery Testing Battery testing comprises measuring the voltage, capacity, & other parameters of the battery with the...
Switchgear

RCD (Residual Current Device) Testing Procedure

What is an RCD? RCD - Residual Current Device A Residual Current Device (RCD) is a...
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