LG Chem RESU Series Installation Manual

LG Chem RESU Series Installation Manual

Residential energy storage unit for photovoltaic systems
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Residential Energy Storage Unit
For Photovoltaic Systems
RESU3.3 (R4863P3S)
RESU6.5 (R48126P3S)
RESU10 (R48189P3S)
RESU Plus
Installation Manual
Revision 2 | 2016

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Summary of Contents for LG Chem RESU Series

  • Page 1 Residential Energy Storage Unit For Photovoltaic Systems RESU3.3 (R4863P3S) RESU6.5 (R48126P3S) RESU10 (R48189P3S) RESU Plus Installation Manual Revision 2 | 2016...
  • Page 2 If you are uncertain about any of the requirements, recom- mendations, or safety procedures described in this manual, contact LG Chem imme- diately for advice and clarification.
  • Page 3: Table Of Contents

    Contents Contents 1 Saftey 1.1 Symbols on product labels ......1.2 Safety instructions ....... General safety precautions .
  • Page 4 Contents 4.4 Cable connections ....... Connecting charging cables ......Connecting network cables .
  • Page 5 Contents 7.2 Commissioning battery pack ......7.3 Shutting down battery pack ......8 Troubleshooting 9 Firmware Update 10 Warranty...
  • Page 6: Saftey

    Saftey NOTE To use rechargeable batteries, you are required to comply with standard AS 4086.2 in Australia and VDE-AR-E2510-2 in Germany. 1.1 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.
  • Page 7: Safety Instructions

    Saftey The battery pack is heavy enough to cause severe injury. The battery pack may leak corrosive electrolyte. The battery pack may explode. The battery pack should not be disposed of with household waste at the end of its working life. The battery pack should be disposed of at a proper facility for environmen- tally safe recycling.
  • Page 8: Battery Handling Guide

    • Do not use cleaning solvents to clean the battery pack. 1.3 Response to emergency situations The RESU battery pack comprises multiple batteries that are designed to prevent haz- ards resulting from failures. However, LG Chem cannot guarantee their absolute safety. Leaking batteries If the battery pack leaks electrolyte, avoid contact with the leaking liquid or gas.
  • Page 9: Fire

    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 Chem or your distributor.
  • Page 10: Qualified Installers

    CAUTION Damaged batteries may leak electrolyte or produce flammable gas. If you suspect such damage, immediately contact LG Chem 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.
  • Page 11: Product Introduction

    Product Introduction 2.1 Technical data Dimensions and weight RESU3.3 RESU6.5 RESU10 RESU PLUS Length 452 mm 452 mm 452 mm 216 mm Width 120 mm 120 mm 227 mm 120.5 mm Height 402.5 mm 655.5 mm 484 mm 156 mm Weight 31 kg 52 kg...
  • Page 12: Performance

    Product Introduction Performance RESU3.3 RESU6.5 RESU10 Cell type Nominal voltage 51.8 V 51.8 V 51.8 V Operating voltage 42 to 58.8 V 42 to 58.8 V 42 to 58.8 V Nominal capacity 63 A·h 126 A·h 189 A·h Nominal energy 3.3 kW·h 6.5 kW·h 9.8 kW·h...
  • Page 13: Resu Lineup

    Product Introduction Battery management system (BMS): The battery pack’s built-in BMS monitors its op- eration and prevents the battery from operating outside design limitations. See Troubleshooting on page 44. Easy firmware update: The BMS firmware can be updated to the latest version. See Firmware Update on page 45.
  • Page 14 Product Introduction • RESU3.3 + RESU10 • RESU6.5 + RESU6.5 • RESU6.5 + RESU10 • RESU10 + RESU10 RESU Plus is required to install two RESU battery packs. Two battery packs are con- nected to an inverter via a RESU Plus. 1) 1st battery pack 2) 2nd battery pack 3) RESU Plus...
  • Page 15: Installation Prerequisites

    Installation Prerequisites 3.1 Installation materials These installation materials shall be prepared by installers. • Charging cable • Network cable • Ground wire • RJ45 plug • Silicone sealant or putty NOTICE Make sure that the cross-sectional area of charging cables is 33 to 50 mm 3.2 Installation location Make sure that the installation location meets the following conditions: •...
  • Page 16: Tools

    Installation Prerequisites CAUTION 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.
  • Page 17: Safety Gear

    Installation Prerequisites 3.4 Safety gear Wear the following safety gear when dealing with the battery pack. Installers must meet the relevant requirements of international standards, such as IEC 60364, or the domestic legislation. Insulated gloves Safety goggles Safety shoes 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.
  • Page 18 Installation Prerequisites 8) Brown 5. Bring the sorted wires together, and trim them to about 1.4 cm in length. 6. Hold the RJ45 plug with the copper contacts facing up, and insert the wires into the plug, making sure that they stay aligned and each color goes into its appropriate channel.
  • Page 19: Resu Plus Installation

    RESU Plus Installation NOTE Skip this chapter if only one battery pack is to be installed. 4.1 Unpacking Unpack the RESU Plus from its packaging. 1. Cut the packing tape and open the carton. 2. Remove the cover of the inner box. 3.
  • Page 20 RESU Plus Installation The RESU Plus has glands and grommets attached to their own places.
  • Page 21: Securing Resu Plus To Wall

    RESU Plus Installation The table below lists the number of each item included. Power cables Anchor bolts 4.3 Securing RESU Plus to wall Secure the RESU Plus to a wall to prevent it from moving. 1. Remove the front cover of the RESU Plus. Loosen the screws at each corner of the cover and pull it upwards.
  • Page 22: Cable Connections

    RESU Plus Installation 3. Determine where the anchor bolts are to be placed. 4. Drill holes in the wall for the M8 (0.3 in) an- chor bolts. The drilling depth should be 50 mm at least. 5. Drive the anchor bolts into the wall holes through the screw holes at the upper left and the lower right of the rear of the RESU Plus.
  • Page 23: Connecting Network Cables

    RESU Plus Installation 2. Feed charging cables through the large glands, and connect each charging cable to its corresponding terminal. Use the terminal block at the lower left for the first battery pack, the one at the lower right for the second battery pack, and the one at the upper for the inverter.
  • Page 24: Connecting Ground Wires

    RESU Plus Installation 4. Apply silicone sealant around grommets and their slit. Connecting ground wires Grounding between the battery pack and the inverter is not mandatory but recom- mended. 1. Loosen the sealing nuts of the small glands that are closest to the edges. 2.
  • Page 25: Finalizing Installation

    RESU Plus Installation NOTE Connect the power cables to the battery packs before connecting them to the RESU Plus. See Connecting power cables for RESU Plus on page 35. 1. Loosen the sealing nuts of the small glands in the middle. 2.
  • Page 26 RESU Plus Installation page 40. 2. Turn on the battery pack as described in Commissioning battery pack on page 3. Replace the front cover and tighten the screws.
  • Page 27: Battery Pack Installation

    Battery Pack Installation WARNING The battery pack is too heavy for one to carry. Make sure that two or more persons are available. 5.1 Unpacking Unpack the battery pack from its packaging. 1. Cut the packing tape and open the carton. 2.
  • Page 28: Package Items

    Small grommets for other cables Mounting brackets M6 screw anchors M5 screws Use only the parts included with the battery pack, except for the screw anchors, to ensure proper installation. If anything is damaged or missing, contact LG Chem or your distributor.
  • Page 29: Installation Clearance

    Battery Pack Installation 5.3 Installation clearance 300 mm 300 mm 300 mm 300 mm 300 mm 300 mm 9 mm 300 mm 9 mm Make sure to leave a space of at least 9 mm between the battery pack and the wall. A clearance of at least 9 mm must be left around the battery pack for proper cooling.
  • Page 30 Battery Pack Installation 1. Remove the top cover. Loosen the four hex- socket screws at each corner of the cover, and pull it upwards. 2. Perform pre-installation checks described in Checks before connecting cables on page 31. 3. Determine where the mounting brackets are to be placed.
  • Page 31: Checks Before Connecting Cables

    Battery Pack Installation 7. There are screw holes for mounting brackets on the top of the both sides of the battery pack. Secure the mounting brackets to the holes us- ing the M5 screws. Tighten them to a torque of 5 N·m. 5.5 Checks before connecting cables There are a few things to check before installing the battery pack to ensure that it has no defects.
  • Page 32: Circuit Breaker's Trip Button

    Make sure that the circuit breaker switch is put in the ON position, and press the circuit breaker’s trip button. If the circuit breaker switch has not moved to the Trip position, do not use the battery pack. Contact LG Chem or your distributor. Voltage Measure the voltage at the terminal block using a voltmeter.
  • Page 33: Cable Connections

    LG Chem or your distributor. 2. Move the circuit breaker switch to the ON position, and measure the voltage. If the voltage is lower than 38 V, do not use the battery pack. Contact LG Chem or your distributor. 5.6 Cable connections...
  • Page 34: Connecting Ground Wire

    Battery Pack Installation 2. Attach an RJ45 plug to the network cable using a wire stripper and cable crimper. See Making network cable on page 17. 3. Connect the network cable to the network port. 4. Push the grommet into the cable entry. Connecting ground wire Grounding between the battery pack and the inverter is not mandatory but recom- mended.
  • Page 35: Connecting Power Cables For Resu Plus

    Battery Pack Installation 2. Connect the ground wire to the ground screw, and tighten it to a torque of 4 N·m. The screw type is M5. 3. Push the grommet into the cable entry. Connecting power cables for RESU Plus NOTE Skip this task unless a RESU Plus is installed.
  • Page 36: Finalizing Installation

    Battery Pack Installation 1. Feed a pair of charging cables through each of the large grommets and then through each of the large cable entries. 2. Connect the charging cables to the terminal block. a) Remove the terminal cover plate, which is placed over the terminal block to protect b) Connect the negative cable (−) to the ter- minal on the left and the positive cable (+)
  • Page 37 Battery Pack Installation 1. Stuff the small grommets left unused with an insulating material like silicone sealant, and then push them into the remaining holes. 2. Apply silicone sealant or putty around the cable at each grommet to prevent for- eign materials from entering the battery pack.
  • Page 38: Configuration Switches

    Configuration Switches The RESU battery pack and RESU Plus have inside DIP switches and rotary switches, which must be set correctly for proper communication with the inverter. 6.1 Configuring Battery pack Remove the switch cover by pulling it upwards to expose the circuit board. Switch number Type Label...
  • Page 39: Setting For Battery Cell Type

    Configuration Switches The number of battery packs Setting Value 0001 0010 Setting for battery cell type Make sure that the Cell select DIP switch is set to 00 Unused Unused Settings for CAN bus pins Use the CAN_H rotary switch to set which pin is used for CAN high signal by the inverter.
  • Page 40: Setting For Terminal Resistors

    Configuration Switches Setting for terminal resistors Make sure that the TermRes DIP switch is set to 11 CAN terminal resistor attached CAN terminal resistor unattached Unused Unused 6.2 Configuring RESU Plus SW select CAN_H CAN_L TermRes Switch number Type Label Default SW select 0011...
  • Page 41: Settings For Can Bus Pins

    Configuration Switches Settings for CAN bus pins Settings for CAN bus pins on page 39. Setting for terminal resistors Make sure that the TermRes DIP switch is set to 11 Setting for terminal . See resistors on page 40.
  • Page 42: Commissioning

    Commissioning 7.1 Status indicators Battery pack There are four LED indicators on the front of the battery packs to show its operating status. ON: This indicator stays on while the battery pack is supplied with power for opera- tion. Charging: This stays on while the battery pack is charging. Discharging: This stays on while the battery pack is discharging.
  • Page 43: Commissioning Battery Pack

    If two battery packs are installed, both must be turned on at an interval of less than 30 seconds. 2. Make sure that the ON indicator is lit. If it stays off, do not use the battery pack. Contact LG Chem or your distributor. 3. Turn on the inverter. NOTE If communication with the inverter is not established within 10 minutes after the battery pack is turned on, the circuit breaker automatically trips.
  • Page 44: Troubleshooting

    Troubleshooting Check the indicators on the front to determine the state of the battery pack. A warning state is triggered when a condition, such as with voltage or temperature, is beyond design limitations. The battery pack’s BMS periodically reports its operating state to the inverter.
  • Page 45: Firmware Update

    Firmware Update It is possible to update the BMS firmware. Use a memory card to update it. A new firmware may be available from LG Chem website or your distributor. Prepare a memory card with these properties: • The capacity of the memory card must not be greater than 32 GB.
  • Page 46 Firmware Update 5. Press and hold the update button beside the memory card slot for more than 3 seconds. 6. The LED indicators flash in cycles until the firmware update is complete. Only the ON in- dicator is lit when the firmware update is suc- cessful.
  • Page 47: Warranty

    Warranty LG Chem protects this product under warranty when it is installed and used as de- tailed 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.
  • Page 48: Regulatory Approvals

    Regulatory Approvals Faradic charge efficiency (25°C/77°F) Battery round-trip efficiency (C/3, 25°C/77°F) Expected lifetime at 25°C/77°F More than 10 years Cycle life (90% DOD, 25°C/77°F) 6000 cycles Cycle life (80% DOD, 25°C/77°F) 10000 cycles Communication interface CAN 2.0B Cooling Natural convection Battery pack safety CE, RCM, TUV (IEC 62619), UL 1973 Battery cell safety...
  • Page 49: A Comptible Inverters

    Comptible Inverters ✓: Fully compatible with the RESU battery pack △: Compatible but with limitations ✖: Incompatible Manufacturer Inverter Type RESU3.3 RESU6.5 RESU 10 ✓ ✓ ✓ Sunny Island 3.0M 2.3 kW ✖ ✖ ✖ Sunny Island 3.0M 5.5 kW △...
  • Page 50: 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 Chem. • SanDisk SDHC 4 GB • SanDisk Ultra SDHC10 8 GB •...
  • Page 51 Keep this manual for later use. © 2016 LG Chem LG Twin Towers, 128 Yeoui-daero Yeongdeungpo-gu Seoul 07336, Korea...

This manual is also suitable for:

Resu3.3Resu6.5Resu10Resu plus

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