Finalizing Installation; Connection To The Inverter; Prepare For Connection - LG RESU FLEX Schnellinstallationsanleitung

7. Connect the Inter Cables between the BMAs and BPU in order.
1) Top Terminal Block
Communication
Power
After connection, fasten the bolts
Connector: Black
2) Bottom Terminal Block
Power
Communication
After connection, fasten the bolts
Connector: Green
8. Tidy up the Inter Cable by inserting it into the attachable path inside the
BMA and fasten the cable using the Tie hole.
9. Only use the cable path from the three following illustration.
1) Left to right connection
2) Right to left connection
3) Bottom to top connection
Inter Cable
M6 Bolt
Inter Cable
M6 Bolt
Tie hole
Cable Tie

2.3.4 Finalizing Installation

The following steps shall be executed after the connection to the inverter and
commissioning is completed.
1. Attached Design Cover to all BMAs by sliding it from right to left.
2. Replace the Design Cover of the BPU by sliding it from right to left.
3. Fasten the 4 bolts that were removed.
4. Replace the LED Cover of the BPU by sliding it backwards.
<BMA cover>
Design Cover
5. Assemble all Single Corner Cover and Double Corner Cover.
(A : Single Corner Cover, B: Double Corner Cover)

3. Connection to the Inverter

WARNING
Make sure that inverter is turned off before connecting the BPU to the inverter.

3.1 Prepare for Connection

Terminal Cover
Hole's Cap
<BPU cover>
LED Cover
A
Corner Bracket
A
Corner Bracket
Single corner cover
Single corner cover
B
B
Double corner cover
Double corner cover
1. Disassemble the Terminal
Cover of the BPU by removing
the bolts on 8 points.
2. Remove a Cap from the hole
on top right side of the BPU.
* One of the Cap is for the BPU parallel
connnection
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