Communication Connection; Interfaces Overview - Sungrow SG3KTL-EC User Manual

User Manual
Second PE Connection
Fig. 5-5 Connection of the Second PE Connection

5.7 Communication Connection

5.7.1 Interfaces Overview

All communication terminals are located on the bottom of the inverter.
There are three optional connection ports on the bottom of the inverter: RS485
serial communication with RJ45 port (RS485), Ethernet communication with RJ45
port (NET) and Wi-Fi connection terminal.
Fig. 5-4 Second PE Terminal
Item Description
A Screw
B Spring washer
C Washer
D Cable socket
E Yellow-green cable
5 Electrical Connection
Specification
M4×12 mm
-
-
-
2 2
6 mm -10 mm copper wire or
2 2
10 mm -16 mm aluminum wire
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