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...

Gauss's Electrical law defines the relation between charge ("Positive" & "Negative") and electric field.  The law was initially formulated by Carl Friedrich...

The European Union is implementing a voluntary code of practice for participants with the aim of improving the overall efficiency of data centres. As part...

Cable insulation is used to provide electrical separation between conductors of  a cable.  During the historical development of cables, numerous types...

One of the fundamental requirements of an alternating current distribution systems it to have the ability to change the magnitude of voltages.  It is more...

Electrical notes are a collaborative collection of electrical engineering information and educational material. Any registered user can add content. ...

The (relatively new) switchgear and control gear standard, IEC 61439 'Low-voltage switchgear and controlgear assemblies' has three methods which can be...

Before the technical, some general information. E-ink display are found in a lot of e-readers, some mobile phones and similar devices and the intent is...

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...

Collection of links to various places with useful motor information. I’ll try and return to the page every now and again to update it with any motor notes...