Sungrow SG33KTL-M User Manual

TRACKSO INSTALLATION GUIDE FOR SUNGROW INVERTERS
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
Figure S1 – Sungrow Sring Inverter Connections
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.
Inv Pin No. &
Assignment
TrackSo Pin No.
& Assignment
1
A
3
D+
2
B
4
D-
3
GND
4
A
Used for Daisy
Chain
5
B
6
GND
Table ST1 – Sungrow RS485 chip connections with TrackSo IoT Gateway

Sungrow SG33KTL-M Specifications

General

Brand	Sungrow
Model	SG33KTL-M
Category	Inverter
Language	English

Summary

Sungrow Inverter Connection Diagram

Sungrow Inverter Connection Steps

Steps to connect RS485 terminals and cables to the inverter for communication.

TrackSo IoT Gateway Default Configuration

Inverter End Configuration Settings

Procedures for setting password, baud rate, and inverter ID on the inverter.

Setting Inverter Baud Rate

Instructions for configuring the baud rate on multiple inverters for RS485 communication.

Assigning Inverter IDs

Guide to assigning unique IDs to inverters for proper RS485 identification.

Setting Inverter Date and Time

Communication Card Connection Settings

Details on RS485/RJ45 connections and terminating resistors for communication cards.

TrackSo IoT Gateway Operation and Status

TrackSo IoT Gateway LED Status

Explanation of LED lights on the TrackSo IoT Gateway and their connection states.

Checking TrackSo Network Status

How to send an SMS command to verify the device's GPRS network connectivity.

Monitoring Installed Units on Trackso.in

Steps to view installed units and their data receiving status on the Trackso website.

Troubleshooting Event Ingestion Logs

Procedure for checking and interpreting event ingestion logs for data transfer issues.