SolarEdge SE5K Installation Manual page 58

4. Loosen the screws of pins A(+), B(-), and G on the left of the RS485 terminal block
(RS485-1 or RS485-2).
5. Insert the wire ends into the G, A and B pins shown above. Use Four- or six-wire
twisted pair cable for this connection.
You can use any color wire for each of the A, B and G connections, as long as:
The same color wire is used for all A pins the same color for all B pins and
the same color for all G pins
The wire for G is not from the same twisted pair as A or B.
6. For creating an RS485 bus - connect all B, A and G pins in all inverters. The following
figure shows this connection schema:
Three Phase System Installation Guide MAN-01-00505-1.2
Chapter 6: Setting Up Communication
Figure 23: The RS485 terminal block
Figure 24: RS485 terminal block
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