Hoymiles HM-800 User manual

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Region: Global AP040209 REV1.3 © 2022 Hoymiles Power Electronics Inc. All rights reserved.
1. Accessories
*Note: Please install the microinverter at least 50 cm above the ground/roof for better communication with the Hoymiles DTU.
Step 2. Connect AC Cables of Microinverter
Item Description
AC End Cable (Female), 2 m 12 AWG Cable
M8 × 25 Screws
DC Extension Cable, 1 m
AC Female End Cap, IP67
A) Plug the AC connector of the first
microinverter into the connector of the
second microinverter to form a
continuous AC branch circuit.
B) Install the AC end cap on the open AC
connector of the last microinverter in
the AC branch circuit.
*Note: All accessories listed above are not included in the package, and need to be purchased separately. Please contact our sales representative
for pricing information. (M8 screws need to be prepared by the installer.)
2. Installation Steps
Ensure the microinverter is installed in the required environment. (Refer to product user manual for more details.)
Step 1. Attach Microinverter on Rail
A) Mark the approximate center of each panel on the frame.
HM-800 Series Quick Installation Guide
B) Fix the screw on the rail.
C) Hang the microinverter on the screw (as
shown in the picture), and tighten the
screw. The silver cover side of the
microinverter should be facing the panel.
*Note: The length of AC cable on
microinverter is around 2.04 m. Use AC
extension cable if two microinverters are
more than 2.04 m apart.
*Applicable to HM-600/700/800 microinverters

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Step 5. Connect PV Modules
Step 6. Energize the System
A) Turn on the AC breaker of the branch circuit.
B) Turn on the main AC breaker of the house.
Your system will start to generate power in
about two minutes.
A) Mount the PV modules above the
microinverter.
B) Connect the PV modules’ DC cables to the
DC input side of the microinverter.
Step 4. Create an Installation Map
A) Peel the removable serial number label
from each microinverter (the position of
the label is shown as below).
B) Affix the serial number label to the
respective location on the installation map.
*Note: L: Brown wire N: Blue wire G: Yellow/Green wire
Please use a 12 AWG cable as the AC end cable.
Product information is subject to change without notice. (Please download reference manuals at www.hoymiles.com.)
Step 3. Connect AC End Cable
Region: Global AP040209 REV1.3 © 2022 Hoymiles Power Electronics Inc. All rights reserved.
Step 7. Set Up the Monitoring System
Refer to the DTU User Manual, DTU Quick Installation Guide, and
Quick Installation Guide for S-Miles Cloud to install the DTU and set
up your monitoring system.
A) Make the AC end cable.
1. Separate the AC port into 3 parts.
2. Insert the AC cable through Part 3 into Part
2, and complete the wiring for the L, N and
Ground inside the AC port in Part 1.
Coated with solder
Part 1 Part 2 Part 3 AC Cable
Part 1 Part 2
3. Plug the AC port Part 2 into Part 1 once the
wiring is complete, and then screw on Part
3 to complete the AC extension cable.
Part 3
B) Connect the AC end cable to the AC male
connector of the first microinverter to
complete the circuit.
C) Connect the other side of the AC end cable to the distribution box, and wire it to the local grid network.
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Hoymiles Microinvert er Installation Map
PleaseMake N for North
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AP040228 V1.3
CustomerInformation: DTUSerial Number
Azimuth:
Tilt:
Paneltype: