Columns

Answers and Section Meetings

Does UL apply a Listing Mark to a product based on evaluation to an Outline of Investigation?

Can Listed Water Heaters be Cord-and-Plug Connected?

Rule 10-812 — Grounding Conductor Size

Rule 10-812 specifies minimum grounding conductor sizes for low-voltage electrical systems up to 750 volts.

Odds and Ends

Room for Improvement

Use of cablebus under provisions of the CEC, Part 1 – facts and misconceptions

Can a sealing gasket be installed on the interior of the enclosure to maintain the rating?

Is all Type PLTC cable sunlight-resistant or is it sunlight-resistant only if marked?

Connecting to Mother Earth