Huawei SUN2000 Series User Manual page 54

SUN2000-(8KTL-20KTL)-M2
User Manual
● Not all inverter models are delivered with the signal cable connector.
● When routing the signal cable, ensure that it is separate from the power cable
● The protection layer of the cable is in the connector. Cut off surplus core wires
● If the Smart Dongle is configured, you are advised to install the Smart Dongle
Figure 5-17 Signal definitions
Table 5-3 Signal definitions
Pin Defini Function
tion
1 485A1 RS485
-1 differential
signal+
3 485B1 RS485
-1 differential
signal–
5 PE Shielding
ground
7 485A2 RS485
differential
signal+
9 485B2 RS485
differential
signal–
11 N/A N/A
Issue 01 (2020-07-02)
NO TICE
and away from interfering sources to prevent communication from being
affected.
from the protection layer. Ensure that the core wires are completely inserted
into the cable holes, and that the cable is securely connected.
before connecting the signal cable.
Description
Used to
connect to the
RS485 signal
port on the
SUN2000 or
SmartLogger10
00
N/A
Used to
connect to an
RS485 signal
port on a
Smart Power
Sensor for
export
limitation
N/A
Copyright © Huawei Technologies Co., Ltd.
Pin Defini Function
tion
2 485A1 RS485
-2 differential
signal+
4 485B1 RS485
-2 differential
signal–
6 PE Shielding
ground
8 DIN1 Dry contact
interface for
grid
scheduling
10 DIN2
12 DIN3
5 Electrical Connections
Description
Used to
connect to the
RS485 signal
port on the
SUN2000 or
SmartLogger10
00A
N/A
Connects to the
Ripple Control
Device.
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