Solar is under new rule

By Kathie Zipp California’s Rule 21 is leading the way for inverters to help support the grid
Imagine the nation’s grid. Visualize more solar projects plugging in every day. Those projects are feeding more and more power to the grid, which is great, but with that comes new challenges.
Solar panels feed power into inverters, which push current onto the grid. This causes the voltage to rise above what is dictated as safe, so the inverter is mandated to disconnect from the grid so it’s no longer exporting power.
Utilities work to manage grid issues, but problems intensify as more solar plugs into the grid.
Traditionally, interconnection

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