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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 Interview

Power Electronics Interview Questions

1). What is a Power Amplifier? A power amplifier amplifies weak signal until it has enough power to drive an output device, such as a loudspeaker. 2). What are the Characteristics of a Power Amplifier? Impedance matching to provide maximum power to load. Power transistors are required to tolerate...
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 &...
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Electrical Procedures

Touch Potential (TP): Key Concepts and Testing Techniques

Table of ContentsWhat is Touch Potential (TP)?Warning Signs of Touch PotentialTouch Potential Testing ProcedureEquipment...
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Power Loss Calculator

Table of ContentsWhat is Power Loss?How to determine the Power Loss?Power Loss CalculatorPower Loss...
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PLC Timer and their Types

Table of ContentsWhat is the PLC Timer?Basic Internal Circuit of PLC TimerTypes of PLC...
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Power Transformer Installation: A Step-by-Step Checklist

Table of ContentsTransformer DetailsName Plate DetailsInsulation LevelReceipt & Storage ChecksFoundation & Placement CheckAssembly of TransformerPost...
Transformers

Polarity Test of Transformer

Table of ContentsWhat is Polarity Test?Polarity Test in CircuitWhy do a Polarity Test?Polarity Testing...
Software

What is PLC Ladder Logic? Explain it’s Function

Table of ContentsWhat is PLC Ladder Logic?Ladder LogicLadder Logic StructureLadder Logic ComponentsWorking of Ladder...
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In the field of electrical engineering, armature current is an essential concern, particularly when...
Electrical Procedures

Control Panel FAT Procedure

Table of ContentsPurposeScopeResponsibilityReference DocumentProcedureFactory Acceptance Test (FAT) for Control Panel Control PanelType TestRoutine TestChecking Protective...
Electrical Interview

Electrical Engineering Interview Questions – Part 4

1). What is Latching Current? The gate signal will be applied to the thyristor to...
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Electrical Power Load Calculation Worksheet

Table of ContentsExcel ToolProcedure for Calculating Load UsageStep-1: Total Load ConnectedStep-2: 70% Connected Load...
Basic Electrical

What is Surge Impedance Loading (or) SIL?

Table of ContentsWhat is Surge Impedance?Surge Impedance Formula (SIL Formula)Important Information on Surge ImpedanceWhat...
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Electrical Interview

Power Electronics Interview Questions

1). What is a Power Amplifier? A power amplifier amplifies weak signal until it has...
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...
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