© 2019 Enphase Energy Inc.
Battery LED is Solid Yellow
• Check the temperature in the room and increase cooling and/or ventilation as required to meet
temperature requirements. The Battery requires an ambient temperature between -20° C and 45° C,
and where relative humidity is between 5 and 95 percent.
• Check that the front, top, and sides of the AC Battery array have at least 300 mm of unobstructed
clearance.
NOTE: If the AC Battery registers a high temperature event, it responds by reducing
operation to correct internal temperature.
System Alert: “AC Battery(ies) with Critical Temperature”
• Check the temperature in the room and increase cooling and/or ventilation as required to meet
temperature requirements. The AC Battery requires an ambient temperature between -20° C and 45°
C, and where relative humidity is between 5 and 95 percent.
• Check that the front, top, and sides of the AC Battery array have at least 300 mm of unobstructed
clearance
.
NOTE: If the AC Battery registers a high temperature event, it responds by reducing
operation to correct internal temperature.