A recurring theme on our forums is cable sizing. Now many installations are unique and require special consideration. However, a lot of the time things...

When selecting a cable, the performance of the cable under fault conditions is an important consideration. It is important that calculations be carried...

If you at all familiar with programs like office and outlook, then adding and editing posts is pretty straightforward and intuitive.  However, there are...

Light Emitting Diodes (LED ) are increasing gaining favour in both the domestic and commercial sectors; due to their efficiency, sustainability and durability...

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

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

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

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...

This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.

I received this question by email a few weeks. First thoughts was that it is a product of the mathematics of rotating a straight conductor in a magnetic...