Many questions sent in to the site are in connection with motor starting and in particular star-delta.  For all but the simplest application, there is...

If you at all familiar with programs like office and outlook, then adding and editing posts is pretty straightforward and intuitive.  However, there are...

Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

Our IEE cable sizing was wrote a few years ago and had become rough around the edges. I thought it was time to give the tool a service. Unfortunately when...

When current flows within a wire, a magnetic field is created. The potion of this magnetic field perpendicular to the wire is called the magnetic flux...

When selecting a generator, there are inherent limits on the active and reactive power which can be delivered. Generators are normally sized for a certain...

Electrical engineering is a field that covers a wide variety of sub-fields, including electricity and electronics. It is a field that goes back to the...

Fault calculations are one of the most common types of calculation carried out during the design and analysis of electrical systems. These calculations...

This post is quick introduction and overview to different railway electrification voltages used in answer to a question sent in via email. While there...

If you have a great idea or invent something the last thing you want is someone to steal the idea. One of the things you can do is protect the intellectual...