Huawei SUN2000 Series User Manual

Port Pin Denition Pin Denition Description
RS485-2 7 RS485A, RS485
dierential signal+
8 RS485B, RS485
dierential signal–
Used for connecting
to an RS485 slave
device.
● In the scenario of
SDongle
networking or a
single solar
inverter, the
RS485-2 port is
connected to a
power meter to
collect
information about
power at the grid-
tied point for grid-
tied point power
control.
● In the scenario of
intelligent support
tracking control,
the RS485-2 port
is connected to
the support
tracking system to
collect support
information.
Connecting the RS485 Communications Cables
When routing the communications cable, separate it from power cables to prevent
communication from being aected. Connect the shield layer to the PE point. This
section describes how to connect three communications cables.
SUN2000-(100KTL, 110KTL, 115KTL)-M2
User Manual 5 Electrical Connections
Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 59

Huawei SUN2000 Series Specifications

General

Max Efficiency	98.6%
MPPT Efficiency	99.9%
Protection Rating	IP65
Max. DC Voltage	1100 V
Rated AC Frequency	50 Hz / 60 Hz
Rated Power	3kW - 10kW
Operating Temperature Range	-25 °C ~ +60 °C
Communication	RS485
Rated AC Power	3kW - 10kW
Power Factor Adjustment Range	0.8 leading to 0.8 lagging
Total Harmonic Distortion (THD)	≤ 3%
Protection	DC reverse polarity
Cooling	Natural convection
DC Connection	MC4