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.


Introduction to Cathodic Protection

If two dissimilar metals are touching and an external conducting path exists, corrosion of one the metals can take place.  Moisture or other materials...

Aluminium Windings - Dry Type Transformers

The other day I was talking to a colleague who is a building services consultant.  Despite regularly specifying dry-type/cast resin transformers he was...

Load Flow Study – how they work

A load flow study is the analysis of an electrical network carried out by an electrical engineer. The purpose is to understand how power flows around...

Equipment Verification (to IEC Standards)

One of the requirements to ensuring that everything works is to have equipment selected, manufactured and verified [tested] to IEC standards. Not all equipment...

Motor Insulation

Insulation on a motor prevents interconnection of windings and the winding to earth.  When looking at motors, it is important to understand how the insulation...

How to Size Power Cable Duct

Some colleagues had an issue earlier in the week on sizing conduits to be cast in concrete for some power cables . It became clear that none of us had...

Lightning Protection and Earth Electrode Resistance

Most installations involve some form of lightning protection system which is connected to an earth electrode.  The function of the earth electrode is to...

Back to basics - the Watt (or kW)

When thinking about watts (W) or kilowatt (kW = 1000 W) it can be useful too keep in mind the fundamental ideas behind the unit. Watt is not a pure electrical...

How to Size Current Transformers

The correct sizing of current transformers is required to ensure satisfactory operation of measuring instruments and protection relays. Several methods...

Paths of Flight

GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:

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