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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

HT Transformer & DG Works BOQ with Checklist

A Bill of Quantities (BOQ) defines, quantifies & prices every component of work for an HT electrical installation.  This BOQ covers the 11 kV power intake, distribution transformers and diesel generator (DG) sets which is the core of any substation.  It serves as the binding technical...
Electrical Calculators

Earth Fault Loop Impedance Calculator

The Earth Fault Loop Impedance (EFLI) calculator is utilized to determine the maximum permissible earth fault loop impedance (Zs) of an electrical circuit.  Calculator Earth Fault Loop Impedance Calculator Uo, Nominal Phase Voltage (V) Circuit Breaker Size (A) Select Circuit Breaker Type Type B Type C Type D Breaker Characteristics: Type B → Ia...
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Electrical Calculators

LT & HT Cable Sizing Calculator

Calculator The LT & HT cable sizing calculator is an essential electrical engineering tool used...
Electrical Calculators

CT Sizing Calculator

Calculator The CT Sizing Calculator is an online based engineering calculator tool designed for power...
Distribution

How does an RMU work in Electrical Distribution?

Medium-voltage (MV) systems play a crucial function in modern power distribution, even though many...
Electrical Calculators

Generator Sizing Calculator

Calculator The generator sizing calculator is a professional engineering online calculator tool designed to assist...
Electrical Calculators

Transformer / Fuse / Circuit Breaker Size Calculator

Calculator This online calculator tool is specially designed for electrical engineers, designers and contractors who...
Troubleshooting

VFD Troubleshooting Flowchart: Step-by-Step Procedure

A Variable Frequency Drive (VFD) is an essential device used to control motor speed...
Electrical Calculators

Power Factor Correction Calculator

Calculator Power Factor is the ratio of real power (Watts) to apparent power (VA). It...
Electrical News

AS/NZS 3008.1.1:2025 Updates explained for Solar Cable Design

The 2025 edition introduces dedicated DC cable sizing tables specifically for solar PV systems...
Electrical Calculators

NEMA Motor Data Calculator

Calculator A systematic go through of every calculation the online calculator tool performs from raw...
Electrical MCQ

Underground Cables MCQ

Underground cables are insulated conductors installed beneath the ground for safe and reliable transmission...
Electrical Procedures

APFC Panel Step Size Selection Procedure

The selection of step size and the number of capacitor steps is one of...
Switchgear

MCCB & MCB Sizing Chart

MCCB Sizing Table  The MCCB sizing and selection table is an essential reference table used...
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Electrical How to

HT Transformer & DG Works BOQ with Checklist

A Bill of Quantities (BOQ) defines, quantifies & prices every component of work for...
Electrical Calculators

Earth Fault Loop Impedance Calculator

The Earth Fault Loop Impedance (EFLI) calculator is utilized to determine the maximum permissible...
Electrical Calculators

Battery Sizing Calculator

A Battery Size Calculator is an important electrical engineering online calculator tool that assist...
Electrical Calculators

Electrostatic Capacitance Calculator

The Electrostatic Capacitance Calculator is an online calculator tool that enables instant conversion between...