Error code
SMA All models code 7620
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Meaning
Communication with mains power meter faulty The inverter is not receiving any data from the energy meter. Corrective measures: Ensure that the energy meter is correctly integrated into the same network as the inverter (see energy meter manual). Establish connection between the inverter and the DHCP server (router) via Ethernet
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Address of this page: https://www.remfixit.com/tr/sma/tum-modeller/7620