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Electrical codes require grid-tie solar inverters to shut off if the utility power fails.
by barbacoa 6y ago
Electrical codes require grid-tie solar inverters to shut off if the utility power fails.
- dawnerd 6y agoNo, they're just not allowed to export, you can still generate.
- extrapickles 6y agoYou only have to shut off if you don't have the ability to disconnect yourself from the grid. Automatic switches are fairly expensive ($500-2k), so unless you also have battery storage, you generally opt out to save money.