Measuring the performance of copperweld vs. soft-drawn (pure) copper in transmission...

by Jeffrey T. Jordan, P.E., and Dustin Fox Article Courtesy of Copperweld® Bimetallics, LLC Electroplating (plating), cladding, and welding are manufacturing processes used to coat steel...

How to avoid making stupid mistakes

Most mistakes are just plain stupid. “I just wasn’t thinking,” we say. Stupid mistakes aren’t intentional. But the genie is out of the bottle....

Kate in the field

‘TWAS A BRIGHT AND SUNNY MORNING. Kate was up at her usual time of 0600 to feed the cat and dog and get ready...

Knowledge-based product selection and enforcement of specifications are essential for long-term...

Understanding the costly effect of corrosion on water/wastewater facilities Billions of dollars from public and private agencies have been invested in water/wastewater infrastructure. Within these important...

2018 CE Code, Article 5

This is the fifth in a series of five articles detailing significant changes approved by the Technical Committee for the 2018 Canadian Electrical Code...

Short-circuit calculations using transformer and source impedance

An infinite bus short-circuit calculation can be used to determine the maximum short-circuit current on the secondary side of a transformer using only transformer...

Guide to the Canadian Electrical Code, Part I – A Road...

Section 16 – Class 1 and Class 2 Circuits The CE Code is a comprehensive document. Sometimes it can seem quite daunting to quickly find...

Meeting local & national codes for solar installations: New guide for...

The popular and frequently referenced Model Inspection Checklist for Rooftop PV is now updated and expanded to include the latest national and international codes...

Obsoleting the absence-of-voltage test?

The door is wide open for innovation on absence-of-voltage systems. For more than a decade, users have deployed permanent electrical safety devices (PESDs) to reduce...