When installing a DC-coupled battery system with a PV array, what safety procedure is required before connecting the battery to the system?
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AVerifying that all breakers and disconnects are in the open position
BConnecting the battery at night only
CShorting the battery terminals to verify capacity
DCharging the battery to 100% before installation
✓ Correct answer: A. Verifying that all breakers and disconnects are in the open positionVerifying that all breakers and disconnects are open is a critical safety procedure before connecting a battery to prevent unintended energization and potential electrical hazards.
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