LG BUEL011HBC1 Installation Manual page 31

Strip off the 3-conductor communication wires at the battery unit as shown in the figure.
E
Blue
Brown
Green
Connect the 3-conductor communication wires to the communication terminal block as
F
shown in the figure.
For connection at LG ESS PCS, please refer to the PCS manual chapters "ATS, BMS, EV
METER Communication Connections".
Blue
Brown
Green
12 mm
6. Shield Earth (At PCS: Port 16)
4. RS485_High (At PCS: Port 17)
3. RS485_Low (At PCS: Port 18)
Installation
50 mm
31