Huawei SUN2000-70KTL-C1 - Terminal Block Connection

Recommended: CAT 5E outdoor shielded network cable with an outer
diameter less than 9 mm and internal resistance no greater than 1.5 ohms/10
m, with a shielded RJ45 connector.
NO TE
Select only one installation mode in practice. Terminal block connection is recommended.
NO TICE
When laying out communications cables, separate them from power cables to
avoid strong signal interference sources.
5.6.2.1 Terminal Block Connection
Terminal Block Port Denitions
Figure 5-22 shows an RS485 terminal block.
Figure 5-22 Terminal block
Table 5-3 Port denitions of the RS485 terminal block
No.
Port Denition Description
1 RS485A IN RS485A, dierential signal+
2 RS485A OUT RS485A, dierential signal+
3 RS485B IN RS485B, dierential signal–
4 RS485B OUT RS485B, dierential signal–
SUN2000-(70KTL, 75KTL)-C1
User Manual 5 Electrical Connections
Issue 09 (2020-10-12) Copyright © Huawei Technologies Co., Ltd. 54