Columns

A Top to Bottom Perspective on a PV System

Are receptacles and switches Listed for use with stranded conductors?

Bonding and Grounding. Is there a reason to be confused?

The CE Code requirements for bonding and grounding are perhaps, the most important safety rules for electrical installations.

Are receptacles that are provided with more than one set of terminals Listed for tapping off more than one circuit, utilizing both the side and back wiring terminals?

Are We Grounded Yet?

Does UL have a quick reference guide that I can carry around in my pocket that includes UL Mark information as well as UL policies and contact information?

Why does the Listing limit these meter sockets for residential use only?

My jurisdiction recently adopted the 2008 NEC and I was wondering when UL is going to add the 2008 NEC to the Code Correlation database?

Moving Off First Base

Requirements for Supply and Consumer’s Services – Inconsistencies in the CE Code