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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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Sheath Current Calculator

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Neutral Grounding Resistor (NGR) Calculator

A Neutral Grounding Resistor (NGR) is connected between the neutral point of a power...
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Why DC Offset and X/R Ratio Important in Power System Design?

What is DC Offset? DC offset is a transient phenomenon that appears in fault current...
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Electrical Load Calculator

Calculator This Electrical Load Calculator is a professional grade online calculator tool designed to calculate...
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Earthing Resistance Calculator

The Earthing Resistance Calculator is a comprehensive calculator tool designed based on international standards...
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Line Tension and Sag Calculator

The Line Tension & Sag Calculator is an online calculator tool designed for power...
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Wire Loss Calculator

Wire loss also called cable loss, voltage drop (or) conductor loss is the reduction...
Electrical How to

CT & VT Testing during Commissioning

Current Transformers (CTs) and Voltage Transformers (VTs) are important in ensuring accurate measurement, reliable...
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Power & Distribution Transformer Sizing Calculator

A transformer is a static electrical device that transfers electrical energy between 2 (or)...
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Air Circuit Breaker (ACB) Sizing Calculator

Calculator The Air Circuit Breaker (ACB) Sizing Calculator is a online calculator tool designed to...
Electrical Calculators

APFC Panel Design Calculator

Calculator This online calculator tool eliminates manual calculation errors and saves hours of engineering time. #apfc-calc-root...
Drives

Variable Frequency Drive (VFD) Control and Wiring

What is a VFD? A Variable Frequency Drive (VFD) is an electronic device that is...
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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...