I think this post is going to be helpful to several of our readers. While the IEC low voltage circuit breaker Standard [IEC 60947-2, Low voltage switchgear...

Various techniques exist to enable the correct selection of batteries for UPS applications.  The procedure described below is one of the more common. ...

When selecting a cable, the performance of the cable under fault conditions is an important consideration. It is important that calculations be carried...

myElectrical does not support or promote the use of copyrighted material without the copyright owner's consent. If you believe that material for which...

A recurring theme on our forums is cable sizing. Now many installations are unique and require special consideration. However, a lot of the time things...

I'm a fan of using manufacturers catalogues. There are two main reasons for this. Firstly, if your involved in the purchase of equipment, you will likely...

The other day I came across an article in Technology Review on the development of a smart transformer. A professor at North Carolina State University is...

Electric motors are one of the most widely used items of electrical equipment. Improving motor efficiency benefits include, reduced power demand, lower...

Visitors who like to type web address rather then click menus may be interested in how our URL structure works.

In 2011, with the introduction of it’s Panda search ranking algorithms, Google introduced tools for determining the original author of posts.  The intention...