Electrical wiring is often installed without consideration for how the use of the space may change over time, particularly in residential building. This article recommends wiring practices that meet the NEC… Read more
Jan 18, 2016 | Edvard
It is difficult to define precisely the protection schemes that should be adopted for an electricity distribution system, given the large number of valid alternatives for each situation, but some… Read more
Jan 15, 2016 | Edvard
The world is more energy conscious these days. But unlike you, most of the world doesn’t pay electricity bill that rivals the cost of a four bedroom home. You understand… Read more
Jan 13, 2016 | Edvard
Underground substations help to bring high voltage electricity directly into the city center. The stations are environmentally friendly, almost unnoticeable, and have none of the planning problems encountered by surface-built… Read more
Jan 09, 2016 | Edvard
High voltage substations are points in the power system where power can be pooled from generating sources, distributed and transformed, and delivered to the load points. Substations are interconnected with… Read more
Jan 02, 2016 | Edvard
A firm understanding of the basic principles associated with series and parallel circuits is a sufficient background to begin an investigation of any single-source DC network having a combination of series… Read more
Jan 01, 2016 | Edvard
When I think of this year 2015… well it was a pretty busy year in general. A lot of published technical articles and various released electrical guides, tons of your comments. Believe it or… Read more
Dec 30, 2015 | Edvard
The site consists of offices (computer hardware, lighting and heating unit), a security post (fire alarm, burglar alarm, access control, video surveillance) and three buildings for the manufacturing process on… Read more
Dec 29, 2015 | Edvard
There are three possible ways of suppressing or at least reducing the influence of harmonics. The fourth way is a special case. Contents: Reducing generated harmonic currents Modifying the installation… Read more
Dec 28, 2015 | Edvard
The main objective of circuit breaker tripping units and protective functions in general is to detect faults and to selectively isolate faulted parts of the system. It must also permit… Read more
Dec 21, 2015 | Edvard
