Fronius · Primo GEN24 Operating Instructions
This code indicates an overtemperature condition detected in the inverter's connection area. This suggests excessive heat at the terminals or wiring, causing a short-term interruption in energy feeding before the inverter attempts to restart.
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If this status code keeps recurring, contact your system engineer for diagnosis.
Inspect all electrical connections in the connection area for tightness and signs of overheating or damage.
Ensure adequate clearance and ventilation around the inverter's connection terminals.
Verify that cabling is correctly sized for the current draw.