Huawei SUN2000-90KTL Series Quick Manual page 2

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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.
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Only qualified and trained electrical technicians are allowed to operate the device. Operators
should understand the composition and working principles of the grid-tied PV power system and
local standards.
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Before installing the device, read the user manual carefully to get familiar with product
information and safety precautions. Huawei shall not be liable for any consequences caused by
the violation of the storage, transportation, installation, and operation regulations specified in this
document and the user manual.
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Use insulated tools when installing the device. For personal safety, wear proper personal
protective equipment (PPE).
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Overview
(1) Maintenance compartment door
(3) Host panel
(5) Heat sink
(7) USB port (USB)
(9) DC input terminals (+/–; controlled by DC
SWITCH 1)
(11) AC output cable gland (AC OUTPUT)
(13) DC switch 1 (DC SWITCH 1)
(2) LED indicators
(4) Mounting bracket
(6) Communications cable glands
(COM1/COM2/COM3)
(8) Auxiliary handles
(10) DC input terminals (+/–; controlled by DC
SWITCH 2)
(12) Reserved cable gland (RESERVE)
(14) DC switch 2 (DC SWITCH 2)
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