Optional) Installing Ddsu666-H Cables - Huawei LUNA2000-200KWH-2H1 Smart String ESS User Manual

LUNA2000-200KWH-2H1 Smart String ESS
User Manual

8.9 (Optional) Installing DDSU666-H Cables

Table 8-1 Cable connection
Name
RS485 communications
cable
Current transformer
cable
Power cable
Figure 8-18 Connecting cables
Issue 02 (2023-02-28)
NO TE
If the ESS is connected to an external UPS, the connection method is the same. However, in
this scenario, the DDSU666-H cannot measure the power consumption of the 12 V adapter
and there is a maximum error of 0.024 kWh per hour.
Copyright © Huawei Digital Power Technologies Co., Ltd.
DDSU666-H Side
458A
485B
CT:5 I* (white)
CT:6 I (blue)
L
N
8 Installing Cables
ESS Side
K1-COM1:+>1PGH1:485A
(preinstalled before
delivery)
K1-COM1:->1PGH1:485B
(preinstalled before
delivery)
XT1:1:2>1FCB:1
XT1:3:1>1PGH1:L
XT2:3:1>1PGH1:N
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