Hoymiles HMS-2000/1800-4T Quick Installation Manual

1. Accessories

Item
A AC Trunk Cable, 12/10 AWG Cable
B
C
D
E AC Trunk Port Disconnect Tool
F
G AC Trunk Connector Unlock Tool
*Note: All accessories above are not included by the package, will need to be purchased separately. Please contact our sales representative for
the price (M8 screws will need to be prepared by installer-self).

2. Installation Steps

The order of Step 1 and Step 2 can be reversed according to your planned needs.

Step 1. Plan and install the Microinverter

A ) Mark the position of each microinverter on the rail, according to the PV module layout.
B ) Fix the screw on the rail.
C ) Hang the microinverter on the
screws, and tighten the screws. The silver
cover side of the microinverter should be
facing to the panel.
Note:
1. Install the microinverter and all DC connections under the PV module to avoiding direct sunlight, rain exposure, snow layup, UV etc.
2. Allow a minimum of 2 cm of space around the microinverter enclosure to ensure ventilation and heat dissipation.
3. Mounting torque of the 8 mm screws: 9 N·m, do not over torque.

Step 2. Plan and build the AC Bus Cable

AC Trunk Cable is used to connect the microinverter to distribution box.
A ) Select the appropriate AC Trunk Cable according to the spacing between microinverters. The connector spacing of
the AC Trunk Cable should be close to spacing between microinverters to ensure that they can matched. (Hoymiles
provides AC Trunk Cable with different AC Trunk Connector spacing)
B ) Determine the number of microinverters in each AC branch, then plan the AC Trunk Cable with the corresponding
number of AC Trunk Connectors.
C ) Take the required length from the whole box AC Trunk Cable and make each AC Trunk Cable.
1 ) Disassemble the AC Trunk Connector and remove the cable
- Uses the AC Trunk Connector Unlock Tool to
unlock the connector upper cover;
- Loose the three screws with the screwdriver.
Untighten the cap, and remove the cable;
2 ) Install the AC Trunk End Cap at one side of AC Trunk Cable (The end of AC Trunk Cable)
- Insert the AC Trunk End cap and screw the
cap back to port, then tighten the cap.
- Plug the upper cover back to the Trunk
connector.
3 ) Install AC end cable on the other side of AC Trunk Cable (connected to the distribution box)
- Unlock the port upper cover, loose the screws
with the screwdriver and remove the extra cable.
(If there is no cable at this side, skip the cable
removal)
Region: Global AP040390 REV1.1
HMS-2000/1800-4T Quick Installation Guide
Description
M8*25 screws
AC Trunk Connector
AC Trunk Port Cap
AC Trunk End Cap
© 2020 Hoymiles Power Electronics Inc. All rights reserved.
A B C
Mounting Torque : 9 N·m
click
D E F G
4.0±0.5N·m
01