One of the comments on my Motor Starting Series was asking for something on duty cycles. Here it is. As a purchaser of a motor, you have responsibility...

GE's latest thinking on product manufacturing is he Shingijutsu philosophy or Lean production system. They have started applying this at the Louisville...

Steel ladders, trays and baskets form the backbone of cable containment systems. Often these items need some form of surface treatment to prevent corrosion...

The following tables provide quick order of magnitude fault levels for a a range of typical low voltage situations.

If you have a great idea or invent something the last thing you want is someone to steal the idea. One of the things you can do is protect the intellectual...

Fault calculations are one of the most common types of calculation carried out during the design and analysis of electrical systems. These calculations...

In three phase systems, the use of transformers with three windings (or legs) per side is common.  These three windings are often connected in delta or...

While there are a vast array of cable insulation materials, these are often divided into two general types; Thermoplastic or Thermosetting. For example...

Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

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