figure shows this connection schema:
Figure 27: Connecting the inverters in a chain
NOTE
Do not cross-connect B, A and G wires.
7. Tighten the terminal block screws.
8. Check that the wires are fully inserted and cannot be pulled out easily.
9.
Push the RS485 terminal block firmly all the way into the connector on the right side
of the communication board.
10.
Terminate the first and last SolarEdge device in the chain by switching a termination
DIP-switch inside the inverter to ON (move the left switch up). The switch is located
on the communication board and is marked SW7SW1.
-Three Phase System Installation Guide MAN-01-00057-4.1
76 Creating an RS485 Bus Connection
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