November/December 2018

UL Question Corner

Horticultural grow lights and plant oil processing

A history of the Canadian aproval process, part 1

What do you mean I have to get my electrical equipment approved?

Guide to the Canadian Electrical Code

Guide to the Canadian Electrical Code, Part 1/Installment 11

Voluntary installations of electrically-connected life safety systems – Facts and perceptions

Voluntary installations of electrically-connected life safety systems – Facts and perceptions

Ground-fault protection of equipment

Ground-fault protection of equipment

Point in time: Building on 90 years

Point in Time: Building on 90 years

Back to basics: Conductors, currents and circuit protection

Back to basics: Conductors, currents and circuit protection

Clamps solve: The NEC 250.70 compliance problem

Clamps solve: The NEC 250.70 compliance problem

Homeowner, meet the Ground-Fault Circuit Interrupter

Homeowner, meet the Ground-Fault Circuit Interrupter