Huawei SUN2000 Quick Manual page 12

5. Install the terminal base on the terminal block,
and connect the shield layer to the ground point.
When connecting the shielded cables, choose whether to crimp the OT terminal based on site
requirements.
7. Use a torque wrench with an open end of 33 mm to tighten the locking cap to a torque of 7.5 N· m,
and seal the waterproof connector.
RJ45 network port connection
You are recommended to use a CAT 5E
outdoor shielded network cable with an outer
diameter less than 9 mm and internal
resistance not greater than 1.5 ohms/10 m, as
well as a shielded RJ45 connector.
1. Insert the wires of the network cable to the
RJ45 connector in sequence.
2. Crimp the RJ45 connector using a
crimping tool.
No. Color
1 White-and-orange
2 Orange
3 White-and-green
4 Blue
5 White-and-blue
6 Green
7 White-and-brown
8 Brown
6. Bind the communications cables.
Pin Definition
RS485A, RS485 differential signal +
RS485B, RS485 differential signal –
N/A
RS485A, RS485 differential signal +
RS485B, RS485 differential signal –
N/A
N/A
N/A
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