Huawei SUN2000-50KTL-JPM0 - Terminal Block Connection

SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0)
User Manual
5 Electrical Connections
Issue 01 (2018-09-30)
Copyright © Huawei Technologies Co., Ltd.
48
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.
Select only one installation mode in practice. Terminal block connection is recommended.
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 Definitions
Figure 5-20 shows an RS485 terminal block.
Figure 5-20 Terminal block
Table 5-3 Port definitions of the RS485 terminal block
No.
Port Definition
Description
1
RS485A IN
RS485A, differential signal+
2
RS485A OUT
RS485A, differential signal+
3
RS485B IN
RS485B, differential signal–
4
RS485B OUT
RS485B, differential signal–