Photo 1: Remember that racking system components are considered part of the array. If the racking system extends outside of the modules&rsqu...
SunModo, a leading U.S. solar racking manufacturer, has successfully completed the UL 3741 listing process for both NanoRack and SMR Roof Mo...
Photo credit: Elizabeth McGuire The Mayfield Renewables Education Summit, Oct. 2-3, in Austin, Texas, was as advertised: A no frills, in-per...
Archive photo of Eco-Top (not a UL 3741 installation). DCE Solar announced that its Eco-Top Roof-Top Mounting Structure has successfully pas...
Commercial rooftop systems designed with a UL 3741-listed system is one way to reduce common issues related rapid shutdown systems. Assuring...
This recap of a UL 3741 training session at NABCEP 2024 was originally published in the Q2 2024 edition of Solar Builder. The UL 3741 listin...
We mentioned the need for solar installers to reach out to their local fire departments and AHJs to explain the nuances of rapid shutdown sy...
UL 3741 listed systems, or PV hazard control system (PVHCS) as they are termed in NEC 2023, are a hot topic in C&I solar. UL 3741 provid...
As part of our 2023 Solar Inverter Buyer’s Guide, we asked inverter manufacturers for their thoughts on new standards UL 3741 – ...
Example of UL 3741 design with SMA inverters and Sollega racking. Photo courtesy of Todd Bauer at Valley Solar Solutions and Inland Star Dis...
PanelClaw, an Esdec Solar Group Company and a renowned flat-roof solar racking company, has completed the UL 3741 listing process for its fl...
You’ve likely forgotten this, but there are three ways to meet National Electric Code (NEC) 690.12 B[2] — the infamous rule rega...
As debate continues regarding the unintended consequences of the Module Level Shutdown requirement in the National Electric Code (NEC, secti...
