myElectrical Tools

Software Tools

myElectrical Tools

We have tools to help. Our tools range from assisting with basic calculations to IEE compliant cable sizing. Feel free to browse and try.

myElectrical - paid tools

myElectrical Load Estimation Spreadsheet
- estimating building total connected load and maximum demand

Technology News

Regularly check our 'News' page to keep up to date with the latest happenings in technology and engineering. To save you time, we have put together an aggregate of some of the best and most popular items on the Internet.

Third Party Tools

At myElectrical we have put together a series of free software tools to assist our users in carrying out their work.  These tools are listed on the right.

Other companies produce their own software tools (some free, some you need to pay for).  Below is a list of some of the software we have found useful and maybe of benefit to our users.  


Note: third party tools are external to our site and we cannot guarantee they will remain valid or appropriate.   For any broken links, issues or other comments, please let us know and we will correct the problem.


Maxwell's Equations - Introduction

Maxwell's Equations are a set of fundamental relationships, which govern how electric and magnetic fields interact. The equations explain how these fields...

Voltage Levels – Confused?

I was having a conversation the other day about voltage levels.  While everyone was in agreement that low voltage was 1000 V and less, there was more confusion...

Voltage Levels to IEC 60038

The standard aims to consolidate AC and traction voltages within the industry and defines the following bands: band 1 - A.C. systems 100 V to 1...

Control Theory

Control theory looks at how systems work and are controlled from a mathematical view.  This note gives a brief introduction to some of the concepts – more...

Lighting Design - An Introduction

From the earliest times, humans have found ways to create light. Pre-historic peoples used natural materials (moss, grass, etc.) soaked in animal fat and...

Fire Resistant and Fire Retardant Cables

Fire resistant and fire retardant cable sheaths are design to resist combustion and limit the propagation of flames. Low smokes cables have a sheath designed...

How a Digital Substation Works

Traditionally substations have used circuit breakers, current transformers (CT), voltage transformers (VT) and protection relays all wired together using...

What is an Open Delta Transformer

In three phase systems, the use of transformers with three windings (or legs) per side is common.  These three windings are often connected in delta or...

Surface Treatment – Ladders, Trays and Baskets

Steel ladders, trays and baskets form the backbone of cable containment systems. Often these items need some form of surface treatment to prevent corrosion...

Medium Voltage Switchgear Room Design Guide

Many medium voltage (MV) indoor switchgear rooms  exist worldwide. The complexity of these rooms varies considerably depending on location, function and...

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