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Monthly Archives: January 2015

Section 22 of the CE Code — Understanding of confusing requirements

Scope of Section 22 applies to the installation of electrical equipment “in locations in which corrosive liquids, vapours, or excessive moisture are likely to...

Recommended Surge Protection for Emergency Power Panels

As emergency power systems increase in complexity, increased immunity to power surges is essential in maintaining electrical sustainability. Surge protective devices (SPDs) are a...

New Comprehensive Standard for Wind Turbine Electrical Systems

CSA Group has just published a new standard for wind energy industry, CSA C22.2 No. 272 – Wind Turbine Electrical System. The standard is...

Properly Understanding NFPA 99 Imperative for Health Care Safety

Hospital safety has come a long way over the last decade. The advancements in medicine and medical procedures have saved the lives of millions....

Articles 408 and 409 — Switchboards, Panelboards, and Industrial Control Panels

How much do you know about Articles 408 and 409? From my experience, this question often results in a long pause, and then perhaps...

Questions From the Field: Enquiring Minds Want to Know

Doesn’t everyone know everything about PV and the Code? A new year is here and inspectors have time to ponder PV questions since few people...

2015 CE Code — Part 1 Changes Article 5

This is the fifth of a series of articles detailing significant changes that the Technical Committee considered for the 2015 Canadian Electrical Code Part...

Rapid Shutdown of PV Systems

As PV systems become increasingly safer, NFPA has targeted firefighter safety in the 2014 NEC for PV systems. In addition to several requirements included...

Inspecting Electrical Connections for Proper Torque

The year: 2007. The place: Tucson, Arizona. It was my first IAEI Section meeting. The education program was “Causes of Electrical Fires.” I did...

Silencing Surge

If you have not lost a television, radio, VCR or some other electronic piece of equipment in your home or at your place of...
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