Battery Wiring Connection - LG LGES-5048 User Manual

2.4.3 Battery Wiring Connection

Please be careful of any electric shock or chemical hazards.
Make sure there is an external DC breaker (125A) connected to the battery circuit.
Make sure that the breaker is off and battery is LG Energy Solution RESU 6.5/10/12/13
48V nominal battery only before connecting battery to inverter. Make sure inverter is
totally isolated from PV and AC power.
For lithium battery (pack) the capacity should be 50Ah or larger. Battery cable requirements are as
following.
You are recommended to refer to the battery user manual as well when selecting the battery cable.
A
Battery wiring connection process
1
Prepare battery cables and accessories and put
battery power cable through battery cover.
Note:
1. Please use accessories from accessory box.
2. Battery power cable should be 35mm
2
Make battery terminals
• Strip cable coat, revealing 10mm length of metal
core.
• Use special crimper to compress battery terminal
tightly.
3
Connect battery terminal onto inverter.
Note:
Please make sure polarity (+/-) of battery
are not reversed.
* For the compatible LG RESU batteries, please refer to battery connection in LGES QUICK
INSTALLATION INSTRUCTIONS.
B
C
.
2
Tightening Torque: 6-8N.m
Grade
A Outside diameter Insulation
B Insulation section
C Conductor core section
Waterproof Ring
Cable
Insulator
Screw Cap
11
Description Value
10-14mm
NA
35mm 2
Battery Terminal
Pan Head Screw