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Summary of Contents for LG Chem 6.4 EX
- Page 1 Residential Energy Storage Unit 6.4 EX Battery Pack For Photovoltaic Systems Installation Manual September 2015 | Edition 2...
- Page 2 Read this manual thoroughly before you attempt to install the product, and follow the instructions carefully throughout the installation process. If you are uncertain about any of the requirements, recommendations, or safety procedures described in this manual, contact LG Chem immediately for advice and clarification. NOTE The information included in this document is accurate at the time of publi- cation.
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Page 3: Table Of Contents
Contents 1 Introduction 1.1 Features ....... . 1.2 Package Items ......Main battery pack . - Page 4 Contents 4.1 Main Battery Pack ......4.2 Expansion Battery Pack ......5 Emergency Situations 5.1 Leaking Batteries .
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Page 5: Introduction
Introduction 1.1 Features ® The RESU 6.4 EX battery pack has the following features: Photovoltaic system: This battery pack is designed for photovoltaic system compatibility. Battery management system (BMS): The battery pack’s built-in BMS moni- tors its operation and prevents the battery from operating outside design limitations. -
Page 6: Expansion Battery Pack
SMA inverters, whereas TYPE-N adapters are supposed to be used only with Nedap inverters. If the wrong cable adapter is identified, contact LG Chem or your distributor. Expansion battery pack Expansion battery pack... -
Page 7: Led Indicators
Introduction 1.3 LED Indicators Main battery pack RESU 6.4 EX Status Charge / Discharge St at ar ge is ch ar ge 6 .4 The LED indicators on the front of the main battery pack show its operational state as follows:... -
Page 8: Specifications
Introduction The LED indicators on the front of the expansion battery pack show its oper- ational state as follows: : While the expansion pack is initializing itself, the Status in- Initializing dicator is lit red. Normal operation : When the expansion pack is in normal operation, the Status indicator is lit green. - Page 9 Introduction S t a t u s a r g D is a r g 6 .4 Performance Nominal voltage 51.8 V Operating voltage 45.2 V to 58.1 V Nominal capacity with no expansion pack 126 A·h Nominal capacity with 1 expansion pack 189 A·h Nominal capacity with 2 expansion packs 252 A·h...
- Page 10 5 m per cable The external resistance of the power cable between the battery pack and the inverter must be below 10 mΩ. If these requirements cannot be met, contact LG Chem or your distributor. Environmental requirements Available operating temperature 0°C to 40°C...
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Page 11: Safety
Safety 2.1 General Precautions for the Battery Pack WARNING Failure to observe the precautions described in this section can cause seri- ous injury to persons or damage to property. Observe the following precautions: • Risks of explosion – Do not subject the battery pack to strong impacts. –... -
Page 12: Tools
Safety 2.2 Tools The following tools are required to install the battery pack: Torque screwdriver Phillips-screwdriver bit Hex-key bit Phillips-head screwdriver Wire cutter Voltmeter Tape measure Use properly insulated tools to prevent accidental electric shock or short cir- cuits. It is highly recommended to use adjustable tools and measuring instru- ments that are certified for precision and accuracy. -
Page 13: Warning Labels
Safety 2.4 Warning Labels Main battery pack The nameplate is attached to the right side of the main battery pack, and warn- ing labels are attached to the top and left side. S ta tu s a rg D is a rg 6 .4 S ta... -
Page 14: Expansion Battery Pack
Safety Expansion battery pack 6.4 EX (EXP) RESU... -
Page 15: Installation
Installation 3.1 Installation Location The RESU 6.4 EX battery pack must be installed indoors. Make sure that the installation location meets the following conditions: • The area is completely waterproof. • The floor is flat and level. • There are no flammable or explosive materials. -
Page 16: Installing The Main Battery Pack
Installation 3.2 Installing the Main Battery Pack Securing the battery pack to a wall Secure the battery pack to a wall to prevent the battery pack from moving. The provided mounting brackets cannot support the full weight of the bat- tery pack. - Page 17 Installation NOTE If one or two expansion battery packs should be installed together, take the full length of the battery packs into account to determine the appropriate position for the mounting bracket on the right side. St at ar ge is ch ar ge 6 .4...
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Page 18: Connecting The Battery Pack To The Inverter
Installation NOTE If an expansion battery pack should be installed, leave the right side un- fastened. Secure the right side of the expansion pack to the wall after the expansion pack is fully installed. Connecting the battery pack to the inverter CAUTION Make sure that the inverter is turned off before connecting the battery pack to the inverter. - Page 19 Installation 3. Make sure that the circuit breaker switch is in the OFF position. S ta tu s a rg D is a rg 6 .4 4. Cut the removable pieces out of the grommets on the upper part of the left side.
- Page 20 Installation NOTE The battery pack must be connected to the inverter via a communication cable for proper operation. 6. If the inverter has a ground wire, con- nect it to the ground screw through the grommet. The screw type is M6. 7.
- Page 21 Installation 8. Perform the pre-operation checks de- scribed in Checking Before Operation on page 29. 9. Perform the procedure described in Starting the Battery Pack on page 31. S ta tu s a rg D is a rg 6 .4 10.
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Page 22: Installing The Expansion Battery Pack
Installation 3.3 Installing the Expansion Battery Pack Up to two expansion battery packs can be additionally installed. NOTE Expansion battery packs cannot be used independently of the main battery pack. St at ar ge is ch ar ge 6 .4 St at ar ge is ch... - Page 23 Installation 2. Make sure that the circuit breaker switch is in the OFF position and that the indicators on the front are off. If the main pack has been operating, it would take 60 seconds at maximum for the indicators to turn off. S ta tu s a rg...
- Page 24 Installation 5. Fasten the connecting bracket to the main pack. a) Loosen the M4 screw on the top left. b) Insert the connecting bracket through the left grommet. c) Hold the bracket in place and tighten the screw in the left hole of the bracket to a torque of 2 N·m.
- Page 25 Installation 8. Adhere the expansion pack closely to the main pack. 9. A terminal resistor is attached to the communication port in the middle. Remove it from the port. 10. Connect the cables to the connectors. 1) The connector on the left supplies power to the expansion pack for operation.
- Page 26 Installation 12. Fasten the connecting bracket to the expansion pack. Hold the bracket in place and tighten the screw to a torque of 2 N·m. 13. Install the fuse in the expansion pack. a) Pull the fuse holder upwards to open it.
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Page 27: Securing The Expansion Pack To A Wall
Installation 15. Perform the pre-operation checks de- scribed in Checking Before Operation on page 29. 16. Perform the procedure described in Starting the Battery Pack on page 31. S ta tu s a rg D is a rg 6 .4 17. - Page 28 Installation bracket on the right side of the main battery pack. For details how to install mounting brackets, see Securing the battery pack to a wall on page 16.
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Page 29: Checking Before Operation
Make sure that the circuit breaker switch is put in the ON position, and then push the circuit breaker’s trip button. If the circuit breaker switch has not moved to the Trip position, contact LG Chem or your distrib- utor. S ta tu s... -
Page 30: Voltage
0 V, contact LG Chem or your distributor. 2. Move the circuit breaker switch to the ON position, and then measure the voltage. If the voltage is lower than 36 V, contact LG Chem or your distrib- utor. -
Page 31: Starting The Battery Pack
See if the battery pack is successfully initialized. • The Status indicator on the front should turn on in orange and then change to green in 7 seconds. If it stays orange, contact LG Chem or your distributor. -
Page 32: Troubleshooting
Waiting in warning state Circuit breaker tripped This should occur in 7 seconds. Contact LG Chem or your distributor in this case. A warning state is triggered when a condition, such as voltage or temperature, is beyond its design limitations. -
Page 33: Expansion Battery Pack
No power supplied This should change in 7 seconds. Contact LG Chem or your distributor in this case. The main battery pack is turned off. If a fault is detected, the expansion pack shuts itself down and enters into pro- tection mode. -
Page 34: Emergency Situations
Emergency Situations The RESU 6.4 EX battery pack comprises multiple batteries that are designed to prevent hazards resulting from failures. However, LG Chem cannot guarantee their absolute safety. 5.1 Leaking Batteries If the battery pack leaks electrolyte, avoid contact with the leaking liquid or gas. -
Page 35: Wet Batteries
5.3 Wet Batteries If the battery pack is wet or submerged in water, do not let people access it. Contact LG Chem or your distributor for technical assistance. 5.4 Damaged Batteries Damaged batteries are dangerous and must be handled with the utmost care. -
Page 36: Warranty
6.2 Limitation of Liability LG Chem 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 •... -
Page 37: A Technical Information
Product code Main battery pack RESU 6.4 EX / R48126P2S Expansion battery pack RESU 6.4 EX (EXP) / R4863P2B Main pack + 1 expansion pack RESU 6.4 EX (SYS1) / R48189P2S Main pack + 2 expansion packs RESU 6.4 EX (SYS2) / R48252P2S... -
Page 38: Main Battery Pack
Technical Information A.1 Main Battery Pack Nominal voltage 51.8 V Operating voltage 45.2 V to 58.1 V Nominal capacity 126 A·h Nominal energy 6.4 kW·h Nominal charge current 42 A, 1/3 C Nominal discharge current 42 A, 1/3 C Maximum discharge current 110 A Peak power 5 kW... -
Page 39: Expansion Battery Pack
Technical Information A.2 Expansion Battery Pack Nominal capacity 63 A·h Nominal energy 3.2 kW·h Dimensions 230 mm × 165 mm × 664 mm Weight 32 kg A.3 Main Pack plus 1 Expansion Pack Nominal capacity 189 A·h Nominal energy 9.6 kW·h Dimensions 636 mm ×... -
Page 40: Compatible Inverters
Technical Information A.5 Compatible Inverters NOTE The list of inverters that are compatible with the RESU 6.4 EX battery pack may change without prior notice. NOTE RESU 6.4 EX does not support multiple inverters that are connected in par- allel. For example, SMA inverters operating as a single phase cluster are not supported. - Page 41 Technical Information Nedap Compatible with RESU 6.4 EX Model PR50SB-BU PR37SB-BU PR30SB-BU Sungrow Compatible with RESU 6.4 EX Model SH5k...
- Page 42 Keep this manual for later use. LG Chem LG Twin Tower, 128 Yeoui-daero Yeongdeungpo-gu Seoul 07336, Korea...
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