UL Solutions Question Corner – Page 7 – IAEI Magazine

Certified Ceiling Grids that Power Lighting Systems

Question Does UL List (certify) powered suspended ceiling grids that power ...

Can a manufacturer add labels to a UL Listed product in the field, even if the label is not a Listing Mark?

Question Can a manufacturer add labels to a UL Listed product ...

Is there anywhere I can get a repository of UL Question Corner columns in one place and organized by topic?

Question Is there anywhere I can get a repository of UL ...

Luminaire Ballast Retrofits and Conversions — How Does that Effect the Luminaire Listing?

Question: Is it permitted as part of the Listing of a ...

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

Question Has UL Listed any cord-and-plug connected central air-conditioning units, central ...

Manufacturers explain that modifications were made to meet specific customer requirements, or for some unknown reason, the UL Mark or markings were not applied at the factory. What is UL’s position on

Question Frequently, we are finding that more manufacturers are making field ...

What types of emergency lighting are listed by UL under the product category Emergency Lighting and Power Equipment (FTBR)?

Question What types of emergency lighting are listed by UL under ...

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

Question: Meter sockets I have noticed some meter sockets that are ...

How do I know if a switchboard or panelboard is Listed for top or bottom feed or both?

Question: Switchboard How do I know if a switchboard or panelboard ...

Is a CE Mark the same as a NRTL mark?

Question: CE Mark and NRTL Mark Is a CE Mark the ...