US industry experts trace the evolution of PV rapid shutdown rules and outline how recent updates to UL 3741 are reshaping compliance pathways for rooftop and commercial solar in the United States.
Ryan Mayfield led an informative discussion on the history of the NEC PV Hazard Control System rules and the latest changes to the UL 3741 standard.
As cities around the world grow taller, denser and smarter, the global elevator and vertical mobility industry estimated to ...
General Motors has released a new customer satisfaction program (CSP) for certain units of the Chevy Equinox EV and Chevy Blazer EV, addressing a potential issue with the all-electric crossovers’ ...
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Fascinating facts about elevator door systems
Explore the mechanics of elevator doors through an engaging 3D animation. This video delves into the functionality of these essential components across various elevator systems. Mike Johnson scrambles ...
The government shutdown and recent accidents have shown the Air Traffic Control system’s vulnerability. It should be turned into an independent, nonprofit organization removed from politics. The ...
Almost everyone agrees that the US air traffic control system is broken. Longstanding staffing shortages. Antiquated technology. And now, air traffic controllers are caught in the middle of a ...
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