Huawei SUN2000-3KTL-M1 Series User Manual page 68

SUN2000-(3KTL-10KTL)-M1 Series
User Manual
Pin Definiti Functions
on
7 485A2 RS485A,
RS485
differential
signal+
9 485B2 RS485B,
RS485
differential
signal–
11 EN Enable signal
13 GND GND
15 DIN5 Rapid
shutdown
Networking Modes
●
Issue 17 (2024-01-12)
Remarks
Used to
connect to
the RS485
signal port on
a power
meter or
battery
Used to
connect to
the enable
signal of the
battery.
–
Used to
connect to
the rapid
shutdown DI
signal port or
serve as a
port for the
signal cable
of the NS
protection.
Smart Dongle networking
Copyright © Huawei Technologies Co., Ltd.
Pin Definiti Functions
on
8 DIN1 Digital input
signal 1+
10 DIN2 Digital input
signal 2+
12 DIN3 Digital input
signal 3+
14 DIN4 Digital input
signal 4+
16 GND GND of
DI1/DI2/DI3/
DI4
5 Electrical Connections
Remarks
Used to
connect to
dry contacts
for grid
scheduling or
serve as a
port for the
feedback
signal of the
Backup Box.
Used to
connect to
dry contacts
for grid
scheduling
Used to
connect to
the GND of
DI1/DI2/DI3/
DI4
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