What should happen when the electrical utility or a utility customer ...

The electrical inspector’s voice and input into the affairs of the ...

UL has five new categories specifically for AFCI devices, now covered ...

This is the second part of a summary of proposed changes ...

In the electrical industry, there is no room for complacency. "Ordinary” ...

Definition   Figure 1. Grounding electrode Grounding electrode. A conducting element ...

A National Standard of Canada, CAN/CSA-B72-M87 Installation Code for Lightning Protection ...

Overcurrent protection for motors and motor circuits is a little different ...

UL does evaluate the manufacturer’s installation instructions provided with UL certified ...

Recently, there has been a significant increase in questions from inspectors ...