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The information in this document is subject to change without notice. Every effort has been
made in the preparation of this document to ensure accuracy of the contents, but all
statements, information, and recommendations in this document do not constitute a warranty
of any kind, express or implied.
•
Before installing the device, carefully read the user manual to get familiar with product
information and precautions.
•
Only qualified and trained electrical technicians are allowed to operate the device. Operators
should understand the components and functioning of a grid-tied PV power system, and they
should be familiar with relevant local standards.
•
Before installing the device, check that package contents are intact and complete against the
packing list. If any damage is found or any component is missing, contact the dealer.
•
Use insulated tools when installing the device. For personal safety, wear proper personal
protective equipment (PPE).
•
Huawei shall not be liable for any consequence caused by violation of the storage, moving,
installation, and operation regulations specified in this document and the user manual.
1
Product Overview
Front View
(1) PV connection indicator
(2) Grid-tied indicator
(3) Communication indicator
(4) Alarm/Maintenance indicator
(5) Maintenance compartment door
(6) Host panel cover
Indicator Description
Indicator
Status
PV connection
indicator
Steady green
Off
Grid-tied
Steady green
indicator
Off
Communicatio
Blinking green (on
n indicator
for 0.2s and then off
for 0.2s)
Off
Description
At least one PV string is properly connected, and the
DC input voltage of the corresponding MPPT circuit is
higher than or equal to 200 V.
The SUN2000 disconnects from all PV strings, or the DC
input voltage of each MPPT circuit is less than 200 V.
The SUN2000 has connected to the power grid.
The SUN2000 does not connect to the power grid.
The SUN2000 receives data over RS485 communication.
The SUN2000 has not received data over RS485
communication for 10 seconds.
Copyright © Huawei Technologies Co., Ltd.
1
2021. All rights reserved.
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