Learn more about UL’s partnership with the U.S. Department of Energy NREL regarding the SolarAPP+ tool to automate PV and storage permitting.
Revisions in the 2023 NESC are intended to provide clarity and ease of use, which ultimately point back to its purpose – safety.
NFPA 70E and CSA Z462 are, for the most part, developed in parallel and are technically aligned. This article will focus on four inter-related safety-related work practice requirements found in both documents.
The National Electrical Code requires several systems to reduce the possibility of fires in PV systems and to protect fire fighters.
Comprehensive antimicrobial performance test standards are under development for devices, from the performance of UV lights to bipolar ionization.
May is Electrical Safety Month and with it comes a need for a greater understanding of NFPA 70E, Standard for Electrical Safety in the Workplace.
Let’s look at the requirements regarding electrically connected life safety systems per the requirements in the National Building Code of Canada (NBC).
To play this game, you need a sharp eye, a quick mind and a 2020 National Electrical Code book. The NEC can be accessed for free at nfpa.org/70.
UL Certifies (Lists) recessed LED luminaires under the product category Light-emitting-diode Recessed Luminaires (IFAO).
The module and string voltages and the inverter DC inputs are critical issues since we will be experiencing widely varying weather conditions throughout the country in the years and decades ahead.