Request to look at induction motor starting time have come up a few times on the site. Hopefully in this post, I give you guys some idea on how to calculate...

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

The widely used United Sates standard ANSI/IEEE C37.2 'Electrical Power System Device Function Numbers, Acronyms, and Contact Designations' deals with...

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...

Fire resistant and fire retardant cable sheaths are design to resist combustion and limit the propagation of flames. Low smokes cables have a sheath designed...

The windings of many medium and small sized transformers are protected by restricted earth fault (REF) systems. The illustration shows the principal 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...

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...

Some colleagues had an issue earlier in the week on sizing conduits to be cast in concrete for some power cables . It became clear that none of us had...

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