Codes & Standards

May 12, 2017 - The National Electrical Manufacturers Association (NEMA) in the U.S. has published NEMA ICS 5-2017 Industrial Control and Systems: Control Circuit and Pilot Devices. This standard applies to general purpose mechanical, electromechanical and solid-state devices that are used in industrial applications for control circuit switching and the control of solenoids rated not more than 600V.
May 2, 2017 - The draft edition of the next CSA Z462 “Workplace electrical safety” is available for public review.
April 13, 2017 - The National Electrical Manufacturers Association (NEMA) has published a new standard, NEMA OS 4-2016 "Requirements for Air-Sealed Boxes for Electrical and Communication Applications". This standard establishes a performance test and classification scheme for electrical outlet boxes, wall boxes, ceiling boxes, and floor boxes designed to reduce air leakage through them and their installed interface with the building structure.
March 6, 2017 - The National Electrical Manufacturers Association (NEMA) in the United States released a new energy management guide for polyphase induction motors: NEMA MG 10-2017 - Energy Management Guide for Selection and Use of Fixed Frequency Medium AC Squirrel-Cage Polyphase Induction Motors.
February 15, 2017 - As the global demand for energy grows, the world will need solutions to ensure supply can keep up, says Standards Council of Canada; adding to the challenge are renewable sources that are not only trying to meet new demand, but also replace our fleet of fossil fuel-derived energy generation.
January 24, 2017 - The National Electrical Manufacturers Association (NEMA) published the 2017 edition of its Electrical Standards & Products Guide (ESPG), a listing of NEMA electrical standards as well as a directory of manufacturers and their products.
May 26, 2017 - Required by the National Building Code (NBC), smoke alarms must be permanently connected to a lighting circuit, or one that supplies both lighting and receptacles, so as to quickly detect when there’s a problem with the circuit.
April 10, 2017 - The 3rd Memorandum of Revision (MOR) is out, and Rule 8-104 is undergoing some significant changes. Subrule (8) has been deleted from the CE Code, and 8-104(5) and (6) have been rewritten. What does this mean for calculating cable sizes used in direct burial installations?
March 14, 2017 - As the name suggests, energy storage systems (ESSs) are mechanisms capable of storing energy for use at a future time.
February 14, 2017 - Believe it or not, it’s that time of year when firms start looking ahead to the camping season and campground upgrades. Nothing much has changed in recreational vehicle parks over the past CE Code cycle, but a number of changes took place over the past 15 years to make this part of the code clearer.
January 18, 2017 - Ground fault protection (GFP) requirements in the CE Code are often misunderstood; FAQs range anywhere from the very basic to complicated engineered schemes.
December 12, 2016 - An interactive power production system operates in conjunction with—and can deliver power to—another power system, such as the utility. While this could involve a standard generator, I will focus on renewable energy systems.
June 26, 2017 - Tackle June’s Code Conundrum... if you dare!
May 26, 2017 - The May Code Conundrum will help you brush up on your code knowledge!
April 11, 2017 - The April Code Conundrum has some mobile home questions this month!
March 14, 2017 - Time to brush up on those CE Code skills!
February 14, 2017 - More on ampacity, combustible gas detection and pendant lampholders below!
January 20, 2017 - Tackle the code conundrum if you dare!

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