We've been sending out Newsletters on a regular basis for a few weeks now. To do this we have been using Google's Feedburner service. While Feedburner...

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

The calculation of current in a three phase system has been brought up on our site feedback and is a discussion I seem to get involved in every now and...

ABB has produced a range of technical guides that offer concise explanations of the major technologies and technical issues in low voltage AC drives. ...

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

Electromagnetic compatibility (EMC) is the study of coordinating electromagnetic fields give off equipment, with the withstand (compatibility) of other...

Lamps are the essential part of any luminaire. These are the light generating components. Since the advent of electrical lighting in the middle of the...

The IEC publishes a series of documents and rules governing the preparation of documents, drawings and the referencing of equipment.   Depending on country...

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

Straight forward list of some common motor faults.  If I have missed any other common faults, please take a bit of time to add them in as a comment below...