Over the past year or so I've been involved in on going discussions related to referring fault levels from the secondary of a transformer to the primary...

Circuit breakers are switching devices whose primary function is to isolate parts of an electrical distribution system in the even of abnormal conditions...

IEC 61439 'Low-voltage switchgear and controlgear assemblies', specifies standard arrangements of switchboard (call forms of internal separation). The...

American inventor Thomas Alva Edison was born in Milan, Ohio on February 11, 1847. He was the youngest of seven children and received little formal schooling...

Installation of a UPS can help in reducing problems due to issues with the power supply.  A lot of people relate this to nine key issues.  Depending on...

When making adding a Note to our site we have a great online WYSIWYG editor and things are pretty simple.  However, if you prefer you can write, manage...

Years ago I was told that you should always try to write the best report you can.  Many years later I still think on this as one of the better pieces of...

The following tables provide quick order of magnitude fault levels for a a range of typical low voltage situations.

IEC 62305 'Protection against lightning' requires a risk assessment be carried out to determine the characteristics of any lightning protection system...

Capacitors are widely used in electrical engineering for functions such as energy storage, power factor correction, voltage compensation and many others...