You need a 210 watt solar panel to fully charge a 12v 60ah lithium (LiFePO4) battery from 100% depth of discharge in 5 peak sun hours using a PWM charge controller. Read the below post to find out how fast you can charge your battery.
To get there, use the following formulas; 1 Amp AC = 10 Amps DC. (example, 2AC amps =20DC amp) Add 10% (22 amps) DC amps x 12v = DC watts. (22 x12 =264 watts) 264 would be entered in field # 3.
These tubular steel components, with diameters ranging from 3 to 4 inches OD, offer a rapid installation solution, bringing stability and ease to projects grappling with harsh ground conditions.
You'll generally need an inverter that's 75% as big as your solar panel system's kilowatt-peak (kWp), which is how much solar energy it produces at standard test conditions. How do I choose a solar inverter size?.
A 770kW system using 370W panels will require about 3,650. 5 square meters of roof to be installed. 770kW solar power systems are mostly suitable for Large industrial energy users or solar farms.