UL 9540 and 9540A Explained
In 2018, the California Solar Energy Industries Association (CALSEIA) rebranded to become the California Solar and Storage Association (CALSSA). Their justification was simple, it was a move that “recognizes solar’s central role in the future of the U.S. electricity generation mix while acknowledging its next evolution is inextricably intertwined with the increased use of energy […]