Ark Tsisserev is president of EFS Engineering Solutions, Ltd., an electrical and fire safety consulting company, and is a registered professional engineer with a master’s degree in Electrical Engineering. Prior to becoming a consultant, Ark was an electrical safety regulator for the city of Vancouver. He is currently the chair of the Technical Committee for the Canadian Electrical Code and represents the CE Code Committee on the CMP-1 of the National Electrical Code. Ark can be reached by e-mail at: firstname.lastname@example.org His company web site is: http://www.efsengineering.ca
Although Rule 4-006 was introduced into the Canadian Electrical Code, Part I (CE Code) a few editions ago, (when ampacity tables in the NEC and the CE Code have been harmonized), application of this Rule does not appear to be consistently clear to many Code users.
Some installers of electrical equipment have a bit of difficulty in differentiating ground fault circuit interrupters and ground-fault protection. And what is the difference between a typical overcurrent protective device and a ground-fault circuit interrupter?
This feedback demonstrates that there are plenty of misconceptions among the electrical designers, contractors, and regulators on certain provisions of the legally adopted National Building Code of Canada (NBC) and the CE Code on electrical equipment.
Requirements for testing of integrated fire protection and life safety systems are provided in Part 3 and Part 9 of the National Building Code of Canada 2015 (NBC) in respect to newly constructed buildings.
This subject appears to create some confusion and inconsistency among electrical designers, electrical contractors, and regulators. Let’s clarify this issue to improve consistency in design, installations, and inspection of electrically-connected…