SolarEdge SE K-AU I Series Quick Installation Manual page 16

Step 7
SW1
Move SW1 switch to ON (up) to terminate
first and last inverters on RS485 bus
SPD
G
A
B
1 2 3 4
G - Green wire
A - Blue/White wire
B - Blue wire
4 N*m / 3 ft.*lb
MAN-01-00695-1.1 15