Low voltage (LV) switchrooms are common across all industries and one of the more common spatial requirements which need to be designed into a project...

The standard aims to consolidate AC and traction voltages within the industry and defines the following bands: band 1 - A.C. systems 100 V to 1...

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

There are a lot of interesting two page type notes on various medium voltage topics – switchgear, circuit breakers, bus systems etc. It is on the Siemens...

Our IEE cable sizing was wrote a few years ago and had become rough around the edges. I thought it was time to give the tool a service. Unfortunately when...

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...

Depending where in the world you work, you are likely following one of two standards International Electrotechnical Commission (IEC) National...

Modelica is an open source (free) software language for modelling complex systems. Having never used it before, I thought I would download a development...

In 2011, with the introduction of it’s Panda search ranking algorithms, Google introduced tools for determining the original author of posts.  The intention...

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...