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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 How to

ACDB Panel – Functional Test Checklist

Electrical panels are the basis of power distribution systems, & their safe and efficient operation depends on extensive testing & inspection protocols. This post describes a thorough approach to exploring control and protection panels, including  Mechanical integrity,  Functional inspections,  Interlock systems, and  DC and AC Auxiliary circuits.  These steps verify...
Switchgear

What is a Master Trip Relay? Why is it important in Power Systems?

What is a Master Trip Relay? The Master Trip Relay, which is also known as the Lockout Relay (Relay 86) (ANSI 86), is an essential component in electrical protection & control systems.  Table of ContentsWhat is a Master Trip Relay?Purpose & Functionality of Master Trip RelayWorking Principle...
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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...
Software

PLC Counters: Exploring Up Counter and Down Counter Types

What is a PLC Counter? A counter is a PLC instruction that increments (counts up)...
Uncategorized

Knee Point Voltage Calculation for HT Motor

To protect High Tension (HT) motors, the knee point voltage of the current transformer...
Basic Electrical

ASTM Standards

What is ASTM? ASTM - American Society of Testing and Materials American Society for Testing and...
Protection

LockOut/TagOut (LOTO) Inspection Checklist

Lockout is the recommended method to disconnect machinery or equipment from power sources. All...
Electrical Interview

Electro Technical Officer (ETO) Interview Questions – Part 1

1). What is an Induction Motor and how does it work? An induction motor is...
Drives

Static Kramer Drive

What is Static Kramer Drive? The technique of controlling the speed of an induction motor...
Electric Motors

Four Quadrant Operation of DC Motor

What is Four Quadrant Operation of DC Motor? Four Quadrant Operation of any drives or...
Electric Motors

Standard Maintenance Procedure (SMP) of LT Motor

A Standard Maintenance Procedure (SMP) helps to perform maintenance tasks. Industry SMPs must be accurate...
Transformers

Oil Transformer Site Test Procedure

Transformers use mutual induction to transfer electrical energy between circuits without connection.  Table of ContentsTransformer...
Electrical Calculators

Capacitance to Charge Conversion Calculator

Calculator How to Calculate Electric Charge? Coulombs are the units of measurement for electric charge, which...
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Electrical How to

ACDB Panel – Functional Test Checklist

Electrical panels are the basis of power distribution systems, & their safe and efficient...
Switchgear

What is a Master Trip Relay? Why is it important in Power Systems?

What is a Master Trip Relay? The Master Trip Relay, which is also known as...
Electrical Calculators

Source Voltage Calculator

Calculating the source voltage (VS) in the electrical circuits is an essential part of understanding and...
Electrical Procedures

Essential Pre-Commissioning Tests for Electrical Equipment

Pre-commissioning testing is an important step before turning on any electrical equipment (or) system.  Table of...
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