Huawei SUN2000-3.8KTL-USL0 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 the accuracy of its 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. Operation
personnel should understand the composition and working principles of the grid-tied PV power
system and local regulations.
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Before installing the device, read the user manual carefully to become 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 your safety, wear proper personal protective
equipment (PPE).
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Overview
(1) Host panel
(3) Maintenance compartment door
(5) Heat sink
(7) Antenna port (ANT)
(9) Ventilation valve
(11) Signal cable waterproofing bolt (COM, 3/4 in.) (12) PV input power cable waterproofing bolt (PV,
(13) AC output power cable waterproofing bolt for
critical load (BACKUP, 3/4 in.)
(2) LED indicators
(4) Mounting bracket
(6) DC switch (DC SWITCH)
(8) Battery cable waterproofing bolt (BAT, 3/4 in.)
(10) Backup enable button (MANUAL STAND-
ALONE)
3/4 in.)
(14) AC output power cable waterproofing bolt for
home load (AC GRID, 3/4 in.)
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rights reserved.