Huawei SUN2000-33KTL User Manual page 66

SUN2000-(33KTL, 40KTL)
User Manual
Table 5-5 RJ45 connector pin definitions
Pin
1
2
3
4
5
6
7
8
Procedure

Issue 03 (2015-12-01)
Figure 5-23 RJ45 connector
Method 1: Connecting to the Terminal Block (Recommended)
a. Remove an appropriate length of the insulation layer from the cable using a wire
stripper, as shown in
Figure 5-24 Stripping an RS485 communications cable (unit: mm)
b. Remove the locking caps from the COM1 and COM2 waterproof cable connectors
at the inverter bottom and remove the plugs from the locking caps.
c. Route the cables through the locking caps and the COM1 and COM2 connectors at
the inverter bottom.
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Function
RS485A, RS485 differential signal +
RS485B, RS485 differential signal –
PGND
RS485A, RS485 differential signal +
RS485B, RS485 differential signal –
PGND
PGND
PGND
Figure 5-24.
5 Electrical Connections
60