Huawei SUN2000-50KTL-ZHM3 User Manual page 58

SUN2000-(50KTL-ZHM3, 50KTL-M3)
User Manual
Figure 5-18 Pin definitions
Pin Definitio Function
n
1 485A1_1 RS485
differential
signal +
3 485B1_1 RS485
differential
signal –
5 PE Ground point
on the shield
layer
7 485A2 RS485
differential
signal +
9 485B2 RS485
differential
signal –
11 - -
13 GND GND
15 DIN5 Rapid
shutdown/NS
protection/
OVGR
Issue 05 (2023-02-28)
Description
Used to
cascade
inverters or
connect to the
SmartLogger.
-
Connects to
the RS485
signal port for
controlling the
power meter at
the grid-tied
point.
-
-
Supports
functions such
as rapid
shutdown, NS
protection, and
OVGR.
Copyright © Huawei Technologies Co., Ltd.
Pin Definitio Function
n
2 485A1_2 RS485
differential
signal +
4 485B1_2 RS485
differential
signal –
6 PE Ground
point on the
shield layer
8 DIN1 Dry contact
for power
grid
scheduling
10 DIN2
12 DIN3
14 DIN4
16 GND
5 Electrical Connections
Description
Used to
cascade
inverters or
connect to
the
SmartLogger.
-
-
50