LG RESU12 Lithium Solar Storage Battery Instruction Manual

June 10, 2024
LG

RESU12 Lithium Solar Storage Battery
Instruction Manual

RESU12 Lithium Solar Storage Battery

LG Energy Solution strongly advises to take due care in following LG Energy Solution’s product installation manual. A warranty claim is invalid if damage is caused by human error, inconsistent with the installation manual.

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About this manual
This manual describes how to insall LG Energy Solution’s RESU? battery pack. Read this manual before you atempt o install the product, and follow the instructions throughout the installation process. I you are uncertain about any of the requirements, recommendations,or safety procedures described n this manual, contact LG Energy  Solution immediately for advice and clarification.
The information included in this manual is accurate atthe fime of publication.
However, the product specifications are subject to change without prior notice.
In addition, the illustrations i this manual are meant o help explain system configuration concepts and installation instructions. The illustrate tems may differ from the actual  tems at the insalltion location

Safety

NOTE
To use rechargeable batteries, installers are required to comply with standard.
ASINZS 5139 in Australia, VDE-AR-E2510-2 in Germany, and the domestic: legislation in other countries.

11 Symbols on product labels
‘The nameplate is attached to the left side of the battery pack, and the warning label is attached to the top.

| “The voltage of this battery pack s strong enough to cause electric shock,
---|---
| Mako sure that the battery polarity is connected correcty.
| Keep the battery pack away from open flamer or igniton sources,
| Keep the battery pack away from childen.
| Read the manual before installing and operating the battery pack.
| “The battery pack i heavy enovugh to cause severe injury.
| The battery pack may leak corrosive elctrolyte.
| ‘The battery pack may explode.
| “The battery pack should not be disposed of with household waste at the end o’s working lfe.
| ‘The battery pack should be disposed of at a proper aciliy fo environmentally safc recycling.

12 Safety Instructions
For safety reasons, installers are responsible for familiarizing themselves with the contents of this manual and all warnings before performing installation.

121 General Safety Precautions
WARNING
Failure to observe the precautions described in this sction can cause serious injury to persons or damage to property.

Observe the following precautions:

  • Risks of explosion
    – Do not subject the battery pack to srong impacts.
    – Donot crush or puncture the battery pack.
    – Do not dispose of the battery pack in a fire.

  • Risks of fire
    – Do not expose the battery pack to temperatures in excess of 60°C.
    – Do ot place the battery pack near a heat source such as a fireplace.
    – Do not expose the battery pack to direct sunlight,
    – Do not allow the battery connectors to ouch conductive objects such as wires.

  • Risks of electric shock
    – Do not disassemble the battery pack.
    – Do ot touch the battery pack with wet hands.
    – Do not expose the battery pack to moisture or liquids.
    – Keep the battery pack away from children and animals.

  • Risks of damage to the battery pack
    – Do not allow the battery pack o get in contact with liquids.
    – Do ot subject the battery pack to high pressures,
    – Do ot place any objects on top of the battery pack.

1.2.2 Battery Handling Guide

  • Use the battery pack only as directed.
  • Do not use the battery pack if it i defective, appears cracked, broken or otherwise: damaged, or fails to operate.
  • Do not attempt to open, disassemble, repar, tamper with, or modify the battery pack. The battery pack is not user serviceable.
  • To protect the battery pack and its components from damage when transporting, handle with care.
  • Do not impact, pull drag or sep on the battery pack. Do not subjct it o any strong force
  • Do not insert foreign objects into any part of the battery pack.
  • Do not use cleaning solvents to clean the battery pack.
  • Do not installthe battery in a closed place where the ventilation is not available.

1.3.2 Fire
In case of a fire, make sure that an ABC o carbon dioxide extinguisher is nearby.

WARNING
The battery pack may catch fire when heated above 150°C.

Ifa fire breaks out where the battery pack is installed, do these actions:

  1. Extinguish the fre before the battery pack catches fire.
  2. If the battery pack has caught fire, do not try o extinguish the fire. Evacuate people immediately.

WARNING

  1. the battery catches fire, it will produce noxious and poisonous gases.
    Do not approach.

1.3.3 Wet batteries
If the battery pack is wet or submerged in water, do not try to access it, Contact LG Energy Solution or your distributor for technical assistance
1.3.4 Damaged batteries
Damaged batteries are dangerous and must be handled with extreme caution. They are not fit for use and may pose a danger to people or property: If the battery pack seems  to be damaged, pack it in its original container, and then return it to LG Energy Solution or your distributor.

CAUTION
Damage Batteries may leak electrolyte or produce flammable gas, If you suspect such damage, immediately contact LG Energy Solution for advice and information.

1.4 Qualified installers
‘This manual and the tasks and procedures described herein are intended for use by skilled workers only: A skilled workers is defined as a trained and qualified
electician or installer who has ll of the following skills and experience:

  • Knowledge of the functional principles and operation of on-grid systems.
  • Knowledge of the dangers and risks associated with installing and using eclectrical devices and acceptable mitigation methods
  • Knowledge of the installation of lectrical devices.
  • Knowledge of and adherence to this manual and all safety precautions and best practices

1.5 Contact information
Use the contacts below for technical assistance. These phone numbers are available only during business hours on weekdays.

| Telephone| Email
---|---|---
Europe| +49 6196 5719 660| techcentereu@lgensol.com
USA| +1 888 375 8044| CSNorthAmericaESS@Igensol.com
Australia| +61 1300 178 064| essserviceau@lgensol.com
Korea and other regions| | essservice@lgensol.com

Product Introduction

2.1 Technical Data
2.1.1 Dimensions and weight

| RESU12
---|---
Width| 452 mm (17.80 in)
Height| 625.8 mm (24.65 in)
Depth| 227 mm (8.94 in)
Weight 1| 98.5 kg (217.2 lb)

2.1.2 Performance

RESU12|
---|---
Nominal voltage| 51.8 V
| 42 — 58.8 V
Operating voltage
Nominal capacity| 252 Ah
Ibtal energy”|
13.048 kWh
Maximum power| 5 kW
|
Peak power for 3 seconds| 7 kWp
Peak Power for backup Mode| 11 kW for 3sec
Peak current for 3 seconds| 166.7 A
Maximum current| 119 A
Standard Charge current|
75.6 A
Standard Discharge current| 75.6 A
|
Faradic charge efficiency(25°C/ 77°F)| 99%
Battery round-trip efficiency (C/3, 25°C! 77°F)| 95 To
|
Expected lifetime at 25°C/ 77°F| More than 10 years
Communication interface| CAN 2.0 B
Cooling| Natural convection

Short Circuit Current/Duration

2.2 Feature
The RESU* battery pack has the following features:
Energy storage unit : This battery pack is designed for domestic photovoltaic system compatibility.
Battery management system (BMS) : The battery pack’s built-in BMS monitors its operation and prevents the battery from operating outside design limitations. See 8.

Troubleshooting.
Easy firmware update : The BMS firmware can be updated to the latest version. See 9. Firmware Update.
2.3 Maintenance
RESU 12 does not require maintenance during normal operation if properly installed per the installation manual. In the event of fault, contact the regional service center.

2.4 RESU lineup
There are three RESU battery pack modelsLG RESU12 Lithium Solar Storage
Battery - line up

For details about these models, see 2.1. Technical Data.

2.5 RESU Plus
The RESU battery pack can be used in combination of up 10 2 units,

  • RESU33 + RESU33
  • RESU33 + RESU6.5
  • RESU33 + RESU10
  • RESUS5 + RESUBS
  • RESUG + RESU10
  • RESUG5 + RESU12
  • RESUI0 + RESUI0
  • RESU10 + RESUL2
  • RESUI2 + RESUT2
  • RESUI3 + RESUI3
    (only RESUL3s can be used in combination)

A unit of RESU Plus, which i sold separately, i required o install two RESU battery pack Two battery packs are connected to an inverter via a RESU Plus.LG RESU12 Lithium Solar Storage Battery -
inverter

  1. Secure the RESU Plus to the wall
  2. Secure two battery packs to the wall.
  3. Connate power and network cables o the RESU Plus,
  4. ‘Connate the power and network cables to the inverter
  5. Connect the pore and network cables o the battery packs.

Installation Prerequisites

31 Installation materials
‘These installation materials shall be prepared by installers

  • Charging cable
  • Network cable
  • Ground wire
  • Rj45 plug
  • Silicone sealant or putty

NOTE
Make sure that the cross-sectional area of charging cables is 33 to 50mm.

3.2 Installation location
Make sure that the installation location meets the following conditions:

  • The building is designed to withstand earthquakes.
  • The location is far away from the sea, to avoid salt water and humidity.
  • The floor is flat and level.
  • There are no flammable or explosive materials nearby.
  • The optimal ambient temperature is between 15 and 30°C.
  • The temperature and humidity stays at a constant level.
  • There is minimal dust and dirt in the area.
  • There are no corrosive gases present, including ammonia and acid vapor.

NOTE

The RESU battery pack is rated at IP55 and thus can be installed outdoors as well as indoors. However, if installed outdoors, do not allow the battery pack to be exposed to direct sunlight and moisture.

NOTE

If the ambient temperature is outside the operating range, the battery pack stops operating to protect itself. The optimal temperature range for the battery pack to operate is 15°C to 30°C. Frequent exposure to harsh temperatures may deteriorate the performance and lifetime of the battery pack.

3.3 Tools
‘These tools are required to install the battery pack.

LG RESU12 Lithium Solar Storage Battery - tools

Use properly insulated tools to prevent aceidental electric shock or short circuits.
Use adjustable tools and measuring instruments that are certified for precision and accuracy.
3.4 Safety gear
Wear the following safety gear when dealing with the battery pack. Installers must meet the relevant requirements onternational standards, such as IEC 60364 or the domestic legislation. LG RESU12 Lithium Solar Storage Battery -
gear

3.5 Making network cable

Use this method to make a network cable, which is to be connected between the battery pack and the inverter or the RESU Plus.

  1. Cut network cable to the needed length,
  2. Strip 25105 cm of the outer sheath at one end of the cable.
  3. Untwist and separate each pair of wires.
  4. Arrange the wires in this order
  1. White with an orange stripe
  2. Orange
  3. White with a green stripe
  4. Blue
  5. White with a blue stripe
  6. Green
  7. White with a brown stripe
  8. Brown
  1. Bring the sorted wires together, and trim them to about 1.4 cm in length.

  2. Hold the RI45 plug with the copper contacts facing p, and insert the wires.
    into the plug, making sure that they stay aligned and each color goes into its appropriate channel.

  3. Put the plug into a cable crimper and squeeze the handles thoroughly.

  4. If available, use a LAN cable tester to see if the cable is faulty.
    Repeat these steps for the other end of the cable.

Warranty

LG Energy Solution protects this product under warranty when it is installed and used as detailed in this manual. Violating the installation procedure or using the product in any way not described in this manual immediately voids all warranties on the product.
LG Energy Solution does not provide warranty coverage or assume any liability for direct or indirect damages or defects that result from the following causes:

  • Improper transportation or storage
  • Incorrect installation, wiring or handling
  • Non-compliance with LG Energy Solution’s installation manual
  • Operating the product in an inappropriate environment
  • Incorrect or inappropriate operation
  • Insufficient ventilation
  • Failure to adhere to safety warnings or instructions
  • Repairs or modifications performed by unauthorized personnel
  • Inverter failure or overcurrent.
  • Force majeure events
  • External influences, such as unusual physical or electrical stress.
  • Use of an incompatible inverter

Certifications

Battery pack safety CF,FCC, ROM, TUV (IEC 62619)
Battery cell safety UL 162
UN number UN 3480
Hazardous materials classification Class 9
UN transportation testing requirements UN 383
International protection marking IP55

A Compatible Inverters
For information about inverters that are compatible with the RESU battery pack, visit LG Energy Solution’s website.

B Supported Memory Cards
Most memory cards can be used for firmware update. However, some memory cards may not be supported, depending on manufacturers and models. These memory cards are tested and guaranteed to work by LG Energy Solution.

  • SanDisk SDHC 4 GB
  • SanDisk Ultra SDHCIO 8 GB
  • SanDisk Ultra MicroSD1 8 GB
  • Transcend SDHC4 32 GB
  • Transcend SDHCIO 600x 32 GB
  • Transcend Premium 400x MicroSDIO 8 GB
  • Transcend Premium 400x MicroSDIO 16 GB
  • Transcend Premium 400x MicroSDIO 32 GB
  • Toshiba Exceria MicroSD3 32 GB

©2021 LG Energy Solution ESS Battery Division
PARC1, 108, Yeoui-daero, Yeongdeungpo-gu, Seoul, Republic of Korea, 07335
https://www.lghomebattery.com http://www.Igensol.com

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