How to recharge the battery of outdoor power supply for free
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
The system battery is a backup power supply. If you have experienced a recent power outage or if your system has been running on battery power rather than AC power for any other reason, it may just need to be recharged. ... Allow your system 48 hours to recharge the system battery. If the problem persists 48 hours after AC power has been ...