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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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Batteries

Battery Charger & Battery Bank – Daily Maintenance Checklist

Purpose To ensure the reliable operation of the battery charger panel & battery bank through routine inspection, functionality verification, & preventive maintenance. 1). Verification of Voltmeter & Ammeter Readings Regularly verify that the voltmeter and ammeter on the battery charger panel display correct values as per rated...
Switchgear

Why MCB Trips and How to fix it?

Table of ContentsWhat is MCB?Common Causes of MCB Tripping1). Overloading2). Short Circuit3). Ground Fault4). Fault (or) Aging MCBHow to avoid MCB Tripping? 1). Distribute Electrical Load2). Regular Maintenance3). Upgrade Wiring & Components4). Install Surge Protection5). Educate UsersAdvantages of Selecting a High-Quality MCBHow to avoid MCB...
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Protection

Grounding Conductor

What is meant by grounding conductor? Table of ContentsWhat is meant by grounding conductor?1). Equipment...
Drives

Working Principle of Variable Frequency Drive (VFD)

Table of ContentsWhat is meant by Variable Frequency Drive (VFD)?Basic requirements to use VFDWhat...
Transformers

Transformer Tap Changing Working Principle

Table of ContentsWhat is a Transformer?What is Tap Changer?System voltage management using Tap ChangerDifferent...
Protection

Advantages and Disadvantages of Fuse in an Electrical Circuit

What is a fuse? Fuse protects electrical devices from overloads and short circuits. It interrupts...
Basic Electrical

Units of Electrical Measurement

Table of ContentsInternational System of Units (SI) Metric SystemWatts and kilowatts measure electricityElectricity consumption...
Basic Electrical

Types of Electrical Wiring

Table of ContentsWhat is meant by electrical wiring?Colour Code for Electric WiresMethods of Taking...
Basic Electrical

Why Three-phase Voltage is 440 Volts?

Table of ContentsWhat is Single Phase?What is Three Phase?Why is 440V used for Three...
Electric Motors

What are the different types of DC Motors & how to select DC motors for your application?

logic circuit
Drives

Difference between Soft Starter and VFD

Table of ContentsWhat is Soft Starter?Soft starter operation principle:Working of Soft Starter:Advantages of the...
Electric Motors

How to Connect a 3 Phase Motor in Star and Delta?

waveform of control voltage
Electric Motors

STAR – DELTA Starter

Table of ContentsSTAR - DELTA StarterStar Delta Starter ComponentsStar-Delta Starter Circuit Diagram and Working...
Electric Motors

What is Synchronous Motor? Explain with its Applications

Table of ContentsWhat is Synchronous Motor?Construction of the Synchronous Motor:1). Stator:2). Armature Winding:3). Field...
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Batteries

Battery Charger & Battery Bank – Daily Maintenance Checklist

Purpose To ensure the reliable operation of the battery charger panel & battery bank through...
Switchgear

Why MCB Trips and How to fix it?

Table of ContentsWhat is MCB?Common Causes of MCB Tripping1). Overloading2). Short Circuit3). Ground Fault4)....
Electrical Procedures

Transformer Oil Dehydration Working Procedure

Oil dehydration constitutes a part of annual maintenance because moisture content is mixed into...
Transformers

Buchholz Relay in Transformer

Buchholz Relay The Buchholz relay is used to protect the transformer against internal failures. It is the...
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