Check the high-voltage disconnect (HVD) setting and reset to the proper value. The temperature-compensation sensor or the sensor wiring may be damaged.
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All Back Contact (ABC) technology is exactly what it sounds like: the electrical contacts are located entirely on the back of the solar cell. This clears up the front surface of the cell, allowing more sunlight to hit it without obstruction.
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The direct answer is yes, you can physically install a 550w solar panel vertically, but from a practical and financial standpoint, it is almost always a poor choice that will drastically reduce energy production and increase the cost per watt of your system.
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At least 15% of counties in the U. have effectively halted new utility-scale wind, solar, or both, USA TODAY found.
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