Sungrow SG50KTL-M Installation Manual

Brand: Sungrow
Type: Solar On Grid String Inverter
Models: SG33KTL-M SG40KTL-M SG49K5J SG50KTL-M SG60KU,SG60KU-M,SG60KTL,SG60KTL-M, SG36KTL-M SG8KTL-
M、SG10KTL-M、SG12KTL-M、SG80KTL、SG80KTL-M、SG80HV、SG125HV
CONNECTION DIAGRAM
The communication terminals (RS485) are located at the bottom of the inverter. And there are two connection
terminals on the configuration circuit board: RS485 A/B terminal blocks and RJ45 plug in terminals
Connection Steps
1. Loose the six screws on the lower connection cabinet
2. The communication terminals (RS485 A/B) are located at the bottom of the inverter as shown in Figure S1.
3. Connect the cables to the RS485 bus terminal blocks.
4. Please make the connections from the Terminal Block chip to TrackSo IoT Gateway as mentioned in the
Table – ST1.
Table ST1 – Sungrow RS485 chip connections with TrackSo IoT Gateway
TRACKSO INSTALLATION GUIDE FOR SUNGROW INVERTERS
Figure S1 – Sungrow Sring Inverter Connections
Inv Pin No. & TrackSo Pin No.
Assignment & Assignment
1 A 3
2 B 4
3 GND
4 A
Used for Daisy
5 B
Chain
6 GND
D+
D-