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OWNER'S &
INSTALLATION MANUAL
Energy Storage
System
Please read this manual carefully before installing
your
set,
and retain it for future reference.
LG Electronics ESS Home 15 (D015KE1N212)
https://www.lg.com/global/business/ess/business-resources/download
* M F L 7 2 1 3 1 1 0 1
Copyright ©
2024 - 2025
LG Electronics Inc. All Rights Reserved.
R e v . 0 1 _ 0 6 0 3 2 4
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Table of Contents
Related Manuals for LG ESS Home 15
Summary of Contents for LG ESS Home 15
- Page 1 System Please read this manual carefully before installing your set, and retain it for future reference. LG Electronics ESS Home 15 (D015KE1N212) https://www.lg.com/global/business/ess/business-resources/download * M F L 7 2 1 3 1 1 0 1 Copyright © 2024 - 2025 LG Electronics Inc.
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Page 2: Important Safety Instruction
Getting Started Important Safety Instruction IMPORTANT: THIS PRODUCT SHOULD NOT BE USED FOR ANY PURPOSE OTHER THAN THE PURPOSE DESCRIBED IN THE INSTALLATION MANUAL. indicates a hazardous situation that will result DANGER in death or serious injury if the instruction is not followed. - Page 3 Getting Started y Keep the unit away from moisture or liquid. Do not touch or use the product if liquids have been spilled on it. y This product is designed to be installed indoor use only. (Environmental category : Indoor, conditioned) Do not install this product outdoor. y Keep out of reach of children and animals.
- Page 4 LG’ s service or refusal to service systems in such circumstances. y If non LG Electronics batteries are connected to LG PCS, it will void warranty of the PCS and battery.
- Page 5 Getting Started Indicates a situation where damage or injury could CAUTION occur. If it is not avoided, minor injury and/or damage to property may result. y This product is intended for residential use only and should not be used for commercial or industrial purposes.
- Page 6 Getting Started y Connect the DC+ and DC- cables to the correct DC+ and DC- terminals on the product. y Danger of damaging the PCS by overload. Only connect the proper wire to the DC terminal block. Refer to the Connection Diagram for details. y Do not step on the product or the product package.
- Page 7 LG ThinQ® service. These conditions are mandated for important firmware updates to secure customer safety. y Servicing batteries should be performed or supervised by an LG service person or trained installer. y The battery does not discharge when the load is under a certain level.
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Page 8: Thinq Registration Guide
Getting Started ThinQ Registration Guide Advantages of ThinQ Registration y Remote monitoring & control of ESS y Firmware update for better user experience y Access to “Emergency Ready” feature which protects you from a potential outage based on live weather forecasts y Remote trouble-shooting (when applicable) Things to check before registering the ThinQ app... - Page 9 Create an account to log in to the ThinQ App. With this app, you can monitor the status of installed devices. Customer Account : LG ThinQ App. is for customers to monitor and manage the product. Installer Account : EnerVu plus App. and EnerVu web is for Installer to register and set up the product...
- Page 10 Getting Started Connecting your LG Electronics ESS to the LG ThinQ app Register your product according to the ThinQ App Guide. + Scan QR + Add Product ESS HOME + Select manually INFO y The QR code for the ThinQ app is on the right side of the product...
- Page 11 Getting Started To enable the Soft AP, please press and hold for more than 3 seconds. Keep your mobile phone close to the ESS Home (H/W) so that they connect. Once connected , open the ESS Home screen on the ThinQ app for energy flow, energy monitoring, and settings.
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Page 12: Table Of Contents
Installing the 'LG EnerVu Plus' App . . . . . . . . . . . . . . . . . - Page 13 Table of Contents Wireless Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86 Firmware Update .
- Page 14 Table of Contents Others ................. .174 Shift factor / effective characteristic cosφ...
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Page 15: Product Features
In an emergency, LG Electronics ESS supplies electricity to the dedicated circuit. In conjunction with a qualified Enwitec ATS switching device, the LG ESS can supply selected circuits with battery and PV energy in the event of a power failure. (3x230V) y App &... - Page 16 Getting Started Symbols used on Labels Label Symbol Description Direct current Alternating current Three-phase alternating current with neutral conductor. This product should not be disposed of with other household waste. Domestic disposal regulations should be observed. Caution: risk of danger Risk of electric shock Refer to the installation manual Caution: hot surface...
- Page 17 Getting Started Abbreviations in this Manual Abbreviation Designation Explanation Energy Storage System Inverter system that stores energy into a battery and uses Power Conditioning A device intended to convert DC electricity generated System from PV system to AC electricity and feed it to household appliances.
- Page 18 Getting Started Required Tools Insulated gloves (Class 0 :1,000 AC Safety glasses Protective footwear Drill and drill bit /1,500 DC-Red recommended) Screw driver Phillips (5 mm) Inclinometer Tape measure Writing utensil Flat head (6, 5, 4, 2 mm) Cutter Wire stripper (A) Wire stripper (B) Wire stripper (C) Ring terminal crimping...
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Page 19: Unpacking
Getting Started Unpacking Contents of this Product Product (1EA) Wall bracket (1EA) Lower Cover (1EA) Wiring Box (1EA) Wiring Box Cover (1EA) Grid Cable Plug (1EA) Backup Light Plug (1EA) Battery Cable Plugs Communication connector (1EA) (2EA each) Energy meter / AWHP plug (2EA) Screws (13EA) Quick Installation Guide... -
Page 20: Additional Components For Installation
Getting Started Additional Components for Installation Applied to Additional Components Wall mounting y Stainless steel screws with diameter 6 mm - 8mm y Anchors PV connections y MC4 connectors y Lead wires with the cross-sectional area 4 mm - 6 mm Battery Connections y Lead wires with the cross-sectional area 4 mm - 6 mm... -
Page 21: Name Of Each Part
Getting Started Name of Each Part Front and Rear PCS Body Bracket Connected part LED Indications WLAN Antenna Cover Lower Cover Screw Holes for Wall Mounting... -
Page 22: Led Indicators
Getting Started LED Indicators Status Description ESS Power On. Power ESS Power Off. Energy is being generated. Solar Energy is not being generated. Network Connected When connected in multiple connections, the Master PCS lights up. WLAN Network Disconnected Blink Soft AP is Activated Fault Blink The buzzer is sounding and the Power, Solar, and WLAN are flashing... -
Page 23: Bottom
Getting Started Bottom PV switch (DC Disconnect) Parallel Connection & BMS Connector PV1, 2, 3 (+) connectors Backup Light Connector PV1, 2, 3 (-) connectors AC output Connector Battery DC cable connectors 1 RS485 Connector Battery DC cable connectors 2 Ripple Control Port AWHP Connector LAN Port / Ethernet port... -
Page 24: Installation
Installation Plan the Installation 1. Select Installation Location y Select an appropriate installation location for the safe use of the product. y For guidance on the selection of a proper environment, see “Installation location. ” 2. Plan the Cable Connection y Determine the cable route for the connection, including other devices. -
Page 25: Choice Of Location
Installation Choice of location Mounting Location y This product is designed to be installed indoor use only. Do not install this product outdoor. y Install this product on the place where PV cables, energy meter cables, grid cables and battery cables are easily accessible. - Page 26 Installation y Do not install this product to highly humid area such as bathroom. y This product generates low levels of noise at certain times, it should not be > 85% installed close to living areas. y Noise level may differ depending on the installed location. y Do not install the product where there is vibration.
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Page 27: Minimum Clearance
Installation Minimum Clearance This product must be installed with clearance at the left, right, top, bottom and front of the product as shown in the figure. Be sure not to block right side of the installed PCS. Risk of serious injury due to high temperature. HBC Battery (Single and Dual) -
Page 28: Wall Mounting
Installation Wall Mounting This product must be installed on the wall considering appropriate environments described in ‘Choice of location’ . Follow the mounting instruction described below exactly and securely. WARNING y It is important to ensure that the drilling locations do not cross any electrical wiring or plumbing inside the wall. - Page 29 Installation INFO y Before fixing the bracket screws, check the horizontal level once again using inclinometer or a leveler. y Depending on the surface, different screws and anchors may be required for installing the wall bracket. Therefore, these screws and anchors are not content of the product. The system installer is responsible for selecting the proper screws and anchors.
- Page 30 Installation WARNING y When working on this product, at least two people are needed for safe installation. y This product is heavy. Wear appropriate personal protective equipment (such as gloves and protective footwear) when handling the unit. Only a sufficient number of trained movers should lift the product.
- Page 31 Installation Fix the lower part of the product to the wall with screws.
- Page 32 Installation WARNING y It is important to ensure that the drilling locations do not cross any electrical wiring or plumbing inside the wall. INFO y Depending on the surface, different screws and anchors may be required for installing the wall brackets.
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Page 33: Connections
Installation Connections Connection Overview PV Array 1 Grid PV Array 2 Backup Light PV Array 3 Energy meter Battery 1 Battery 2 WARNING y Electrical shock hazard. Do not touch uninsulated wires when the PCS cover is removed. y Before starting electrical cable connections or removing the cover, turn off the AC circuit breaker, PV switch and DC circuit breaker of the battery. -
Page 34: Connection Diagram
Backup Output Output L1 N L1L2L3 N L1L2L3 N – – – – – BMS2 BAT2 BMS1 BAT1 Ripple Control LG Electronics ESS RS482 Grid AWHP Meter Comm. 1 2 3 N AWHP ATS* Energy Power Meter Meter L1L2L3 N... -
Page 35: Communication Connections
Installation Communication Connections Wiring Box CAUTION y Communication cable must be CAT5 or better. y Ground must be necessary if it is marked on page. y Because the ground connection for communication can reduce unintended electromagnetic waves. Can not be completed Commissioning in status of communication error. To connect the communication cables, separate the cable gland of wiring box as shown in the figure and pass the cables through each hole. - Page 36 Installation INFO y Insert an Ethernet, ATS, Ripple Control cable with an RJ45 plug to the each port at the front of the product as shown in the figure.
- Page 37 Installation RS485 Connector For energy meter and AWHP connections, strip the 3-conductor communication cable and tie up the unused wires and drain wire (if it exists) using insulation tape as shown in the figure. 80 mm 50 mm 8 mm Insulation tape Connect the 3-conductor communication wires to the communication terminal block as shown.
- Page 38 Installation INFO y Compatible energy meter brand and model names are stated in ‘Energy meter Compatibility’ y When Connecting Enegry Meter RS485 Communication cable, refer to the below table for the port name. Meter Eastron Chint Home15 RS485_A B(36) A (24) D1(6) RS485_B A(37)
- Page 39 Installation RJ45 Connector For ATS connection, use a CAT5 (or better) cable to make an RJ45 connector referring to the pinout below. Pin 1 RJ45 Pin out (T-568B Standard) Recommended Ripple Control Wire Color White-Orange Not Connect Orange Not Connect White-Green ATS_K3 Blue...
- Page 40 Installation Pin 1 Ripple Control K4 (0 %) K3 (30 % ) K2 (60 %) K1 (100 %) Fast Stop RJ45 Connector RJ45 Standard Pin out for Italy Due to CEI 0-21 regulations, ripple control is supported by SPI (Sistema Protezione Interfaccia) in Italy. Refer to the pin out below to make and install RJ45.
- Page 41 Installation Communication connector For parallel and BMS communication connections, connect to the supplied communication connector. [BMS Communication Connections] Connect the supplied communication connector to the battery. Signal wires must be connected to each port of the PCS and Batteries. CAN 1 CAN_H CAN_L CAN 2...
- Page 42 Installation HBC Plus Battery Battery RS485_Low CAN_High RS485_RX CAN_H Battery RS485_High CAN_Low RS485_TX CAN_L Shield Earth Shield Earth BAT_GND BAT_GND RS485_Low CAN_High RS485_RX CAN_H Battery RS485_High CAN_Low RS485_TX CAN_L Shield Earth Shield Earth BAT_GND BAT_GND For detailed battery information, please refer to the battery manual.
- Page 43 Installation [Parallel Connection] Connect the supplied communication connector to the Master PCS and 2nd PCS & 2nd PCS and 3rd PCS. Signal wires must be connected to each port of the Main PCS and 2nd PCS & 2nd PCS and 3rd PCS. Be sure to change the DIP switch settings.
- Page 44 Installation 2 ESS Parallel Wiring Main Device Device 3 ESS Parallel Wiring Main Device Device CAUTION y Recheck the communication connection. If the communication connector is not connected properly, an error may occur.
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Page 45: Attach The Wiring Box
Installation Attach the wiring box After all connector work is completed, adjust the cable length according to the table below and bundle the cables with a cable tie as shown in the figure. To prevent wire disconnection, the wire connected to the RS485 connector should pass through the Cable Gland 1. - Page 46 Installation Rotate each cable gland cover to tighten the gland hole. CAUTION y Make sure the cables are not moving after tightening the cable gland. Otherwise, the IP65 grade cannot be maintained. CAUTION y To ensure waterproofing, make sure that unused holes are sealed with sealing plugs. Sealing Plug...
- Page 47 Installation Attach the wiring box by 4 M4 nuts as shown in the figure.
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Page 48: Connections
Installation Connections Energy meter Connection The energy meter connection is required to get information of energy flow. The energy meter for this product is not included with this product package. Before connecting the energy meter to this product, install the energy meter. Refer to installation manual of the energy meter for more information about energy meter installation. - Page 49 Installation AWHP connection The AWHP connection is required to control AWHP. The AWHP for this product is not included with this product package. Before connecting the AWHP to this product, install the AWHP. Refer to installation manual of the AWHP for more information about AWHP installation. Internet connection is required to use variety of functions such as network update, EnerVu monitoring system, etc.
- Page 50 Installation Ripple Control Connection (if capable) Connect the RJ45 connector of ripple control to the ripple control port as shown in the figure.
- Page 51 Installation Internet Connection Connect the ethernet cable with RJ45 plug to the ethernet port as shown in the figure. Energy meter and LAN Connection Diagram Internet Router Internet (Hotspot) Disconnection Energy Bi-Directional Grid Switch meter Meter Battery Distribution Load Load Load PV Array1 PV Array2...
- Page 52 Installation ATS Connection (if capable) Connect the RJ45 connector of ATS to the ATS port as shown in the figure. Parallel Connection, BMS Communication Connections Connect the Communication connector to the Communication port as shown in the figure. DIP Switch...
- Page 53 Installation DIP Switch Setting Check DIP switch positions for each setting . Factory Setting - 1 device install Main Device Device Parallel -2 device install Main Device Device Device Parallel -3 devices install...
- Page 54 Installation Closing the wiring box Attach the wiring box cover by 6 M4 nuts as shown in the figure.
- Page 55 Installation PV Array Connections You can connect up to three PV arrays directly to the MC4 connectors on this product. To increase power generation efficiency from PV, Connect PCS channel PV1, PV2, and PV3 in order of PV capacity size. Power generation priorities operate in the order PV1, PV2, and PV3.
- Page 56 Installation PV1 Connection Note the labelling on the each cables when connecting. Connect DC cables of a PV array to PV1 connectors on this product. P P V V a a r r r r a a y y 1 1 Label PV2 Connection Connect DC cables of a PV array to PV2 connectors on this product.
- Page 57 Installation PV3 Connection Connect DC cables of a PV array to PV3 connectors on this product. P P V V a a r r r r a a y y 3 3 Label...
- Page 58 Installation WARNING y Do not mismatch the connection of the electric poles + to - and - to + when installing. Otherwise, this may cause electric shock or the product may become permanently damaged. y PV+ and PV- cables from one PV array must be connected to the same PV connector number. (PV1+ and PV1-, PV2+ and PV2-) A mismatched connection may cause electric shock or the product may become permanently damaged.
- Page 59 Installation WARNING y Do not connect PV arrays in parallel connection to the one PV input on the product. It may cause electric shock or the product may permanently be damaged. INFO y If there is only one PV array connection needed on the system, use PV1+, PV1- connectors. And insert safety caps on unused connectors (PV2+, PV2-, PV3+, PV3-).
- Page 60 Installation Battery Connections You can connect a battery to this product. The electricity generated from the connected PV array will be stored in the battery. The battery for this product are not included with this product package. Before connecting the battery to this product, install the battery on the place where the battery cables are easily accessible to this product.
- Page 61 Installation DC cable connection Connect the DC cable on the battery to the DC terminals on this product. Check the components of battery cable plugs which is supplied in the product package. + cable connector – cable connector Open the spring using a screwdriver INFO y For battery cable connections, lead wire with cross-sectional area 4 mm –...
- Page 62 Installation Strip 15 mm off the both + and – battery wires as shown in the figure. 15 mm Carefully insert the stripped wires to the corresponding cable connector. The wire ends have to be visible in the spring. + cable connector ↔ Battery wire + –...
- Page 63 Installation Connect the both battery cable plugs to the battery DC cable connectors at the bottom of the product. Disconnecting the plug Insert the screwdriver into one of the four openings. Leave the screwdriver in the opening. Pull the two connectors apart. WARNING y Never connect or disconnect the plug under load.
- Page 64 Installation Grid Connections To use or sell the generated energy through grid connection, you should connect grid to this product. This product converts DC electricity generated from PV array to AC electricity. The generated energy can be sold to the electric utility or used for the household appliance. WARNING y Make sure the AC circuit breaker, PV switch and DC circuit breaker of the battery are disconnected before starting electrical cable connections.
- Page 65 Installation Pass the AC cable through the cable gland, rubber seal and housing as shown in the figure. INFO y For AC cable connections, lead wire with cross-sectional area 4 mm2 or thicker is recommended. y AC cable is not supplied on this product package. The system installer is responsible for selecting proper components for the installation.
- Page 66 Installation Connect the wires to the corresponding wire holes on the contact carriers. Wire hole 1 ↔ Grid wire L1, Wire hole 2 ↔ Grid wire L2, Wire hole 3 ↔ Grid wire L3, Wire hole N ↔ Grid wire N, Wire hole ↔ Grounding wire PE And then fasten the screws on the cantact carriers.
- Page 67 Installation Push the contact carriers into the housing until it clicks. Connect the wires to the corresponding wire holes on the contact carriers. Wire hole 1 ↔ Grid wire L1, Wire hole 2 ↔ Grid wire L2, Wire hole 3 ↔ Grid wire L3, Wire hole N ↔...
- Page 68 Installation Disconnecting the plug Press down the release knob with a screw driver, and separate the plug from the connector. Push the contact carriers into the housing until it clicks. WARNING y Never connect or disconnect the plug under load. The plugs are not suitable for interrupting the current.
- Page 69 Installation Backup Light It is a socket that is only supplied in case of grid outage based on the currently available battery. The switch happens automatically via the inverter and doesn’t require any additional grid separation components (ATS Box). Backup Light is for emergency load. It can support up to 3kW in a single phase. PV Array Grid...
- Page 70 Installation Backup Light Connections To use or sell the generated energy through grid connection, you should connect grid to this product. This product converts DC electricity generated from PV array to AC electricity. The generated energy can be sold to the electric utility or used for the household appliance. WARNING y Make sure the AC circuit breaker, PV switch and DC circuit breaker of the battery are disconnected before starting electrical cable connections.
- Page 71 Installation Pass the AC cable through the cable gland, rubber seal and housing as shown in the figure. INFO y For AC cable connections, lead wire with cross-sectional area 4 mm2 or thicker is recommended. y AC cable is not supplied on this product package. The system installer is responsible for selecting proper components for the installation.
- Page 72 Installation Connect the wires to the corresponding wire holes on the contact carriers. Wire hole L ↔ Grid wire L, Wire hole N ↔ Grid wire N, Wire hole ↔ Grounding wire PE And then fasten the screws on the cantact carriers. (1 N.m) INFO y Ensure to check the numbers and symbols on the contact carrier before inserting lead wire into the contact carrier.
- Page 73 Installation Assemble the rubber seal into the housing and fasten the cable gland to the housing using 30 mm wrench. (4.5 N.m) Connect the AC cable plug to the AC grid cable connector at the bottom of the product . Disconnecting the plug Press down the release knob with a screw driver, and separate the plug from the connector.
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Page 74: Turning On The Product
Installation Turning on the Product When all the connections are finished, check the status in numbering order below. Switch the AC circuit breaker in the main distribution panel to the "On" position. Switch the DC circuit breaker of the connected battery to the ‘ON’ position. When setting up the dual battery units to the PCS, switch settings must be set in each battery. -
Page 75: Backup Load Connection
Installation Backup Load Connection Max. load available during backup operation * This function is applicable only with qualified ATS box. LGHBC11H (3PACK) LGHBC15H (4PACK) Installed Battery Single Dual Single Dual Total Capacity 11.87 kWh 23.74 kWh 15.83 kWh 31.66 kWh Usable Capacity 10.68 kWh 21.36 kWh... -
Page 76: Installer Settings
Important : Be sure to install the product in the order below. Complete commissioning with the installer account in the LG EnerVu plus App. If you do not complete commissioning, you will not be able to register your product in the LG ThinQ App. -
Page 77: Installing The 'Lg Enervu Plus' App
LG Electronics ESS must be updated with the latest firmware. y Malfunctions that can be traced back to the use of outdated firmware are not covered by LG Electronics’ product warranty. The automatic firmware update takes place when LG Electronics ESS is registered to EnerVu Plus (strongly recommended) and connected to the internet. -
Page 78: Connecting To A Mobile Device
Connecting to a Mobile Device To connect the system to a mobile device, the LG EnerVu Plus mobile application must be installed on your mobile device. Search and download the ‘LG EnerVu Plus’ application from the Apple App store or Google Play store. - Page 79 Settings Press and hold the wireless connection button on the system for 3 seconds until a melody sounds. On your mobile device, tap [OK] to go to the next step. INFO y If a connection has not been established after 1 hour, the Network LED light will not blink and the WLAN signal will be disabled.
- Page 80 Settings Input WLAN password in the password field to connect to the system. The WLAN password is 8 characters. The WLAN password is 8 characters long, repeating the last 4 characters of the SSID twice. INFO y If the connection failed, try again after turning off the mobile data option on your mobile device. y The password can also be confirmed from the MAC Label.
- Page 81 Settings Android : If the connection is successful, run the [LG EnerVu Plus] app to display the main screen as shown in the figure. iOS : If the connection is successful, run the [LG EnerVu Plus] app to display the main screen as...
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Page 82: Entering The [Setup] Screen
Settings Entering the [Setup] Screen [Setup] To enter [Setup] on your mobile device, follow the instructions described below. Tap [Setup] on the main screen to display the password input screen. [Setup] First time When entering the [Setup] screen for the first time, you must set an installer password. -
Page 83: Country
Settings Country [Country] Select country, grid code, and time zone. -
Page 84: Network
Settings Network [Network] You can view the current connection type and IP information. The default network connection type is set to [Wired]. To set up a wireless connection, select the connection type as [Wireless]. To check if communication with the cloud is working properly, click the [Test] button and check the OK message. -
Page 85: Wired Network
Settings Wired Network When the [Connection Type] option in the [Connection Status] is set to [Wired]. Wired connection options are displayed. If the connection is successful, [Internet Connected] is displayed on the screen. If the [IP Settings] option in [Wired Settings] is set to [Auto], this product will be automatically assigned an IP address from the local area network (LAN) via the wired connection. -
Page 86: Wireless Network
Settings Wireless Network When the [Connection Type] option in the [Connection Status] is set to [Wireless]. Wireless connection options are displayed. Tap the [SSID] fleld to display the SSID list. Select the SSID which your ESS is connected to and then tap [CONFIRM]. Select the encryption type from the [Encryption] option. -
Page 87: Firmware Update
Settings Firmware Update [Firmware Update] This product must be upgraded to the latest firmware prior to setup. Upgrade methods are provided as local or server options. [Update Method > Local] Press [SCAN] to retrieve the information. The device version and local version of the system firmware are displayed. - Page 88 Settings [Update Method > Network] Press [Update Method]. Set the Update Method to [Network]. EnerVu Sign-in is necessary to use network update.
- Page 89 Settings Enter your EnerVu account, Press [Sign-in]. Then [Update Method] is changed to [Network] automatically.
- Page 90 Settings [Update Method > Network] Press [SCAN] to retrieve the information. The device version and server version of the system firmware are displayed. Press [Update] to start the firmware update.
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Page 91: Meter
Settings Meter [Meter] Press the [Start Auto] button to collect the connected energy meter information and set all the option values automatically. - Page 92 Settings [PV] Select PCS for PV settings Input PV brand name. Input PV capacity, azimuth, and tilt for PV 1. Input PV capacity, azimuth, and tilt for PV 2. Input PV capacity, azimuth, and tilt for PV 3.
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Page 93: Pcs
Settings [PCS] [Feed in limitation] and [Installation Date] options can be changed manually. Set the options as described below. Select the current value. The input menu appears on the screen. Input the desired value. Select [Save] to complete the settings. Tap [Grid] to show more settings options for the PCS. -
Page 94: Battery
Settings Battery [Battery] Winter Mode SoC y During the set winter mode period, the battery will not discharge when below the set SoC. Backup mode y Backup mode can be selected from among Disable, ATS Backup, or Backup Light. y ATS Backup : A mode that supplies power to the entire load of the ATS connector in the event of a power outage. - Page 95 Settings [Battery] Select the PCS for Battery Settings. You can change the [Use Batteries] settings. Tap the switch to set battery use [On] or [Off]. If the setting is set to [Off], generated energy will not charge the connected battery. [Battery Installation Date] can be set manually.
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Page 96: Ev Charger
EV Charger [EV Charger] [Precondition] This product and EVC can be connected through LAN. To install the EV Charger with LGE ESS, the LG Electronics ESS and EV Charger must be connected to the same network. Installation y Press the [Installation] toggle button to connect the EV Charger. - Page 97 Settings [Configuration > Charging Settings] Charge Immediately y Charging immediately begins using all available energy sources. Scheduled Charge y You can set the desired time on weekdays or weekends, and charging begins using all available sources during the set time. y If [Charge with Excess Solar between Schedules] is enabled, charging is performed if Excess Solar is present outside of the set time.
- Page 98 Settings [Configuration > Require Authentication for Each Charge] If the toggle button is enabled, an authentication process is required. Authentication is possible with the [Authentication] toggle button or RFID registered on the EV Charger. *When the toggle button is disabled, charging occurs immediately without authentication.
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Page 99: Air-To-Water Heat Pump
Settings Air-to-Water Heat Pump [Air-to-Water Heat Pump] [Precondition] This product and AWHP can be connected through RS485. To install the AWHP, this product and AWHP must be connected with twisted wire. Installation y Press the [Installation] toggle button to connect to an AWHP. - Page 100 Modbus and DIGITAL INPUT (SG Ready), and they are automatically detected and connected by tapping the Install button. INFO y LG AWHP = LG Modbus y SG-Ready = Digital Input* *Additional hardware necessary to connect to SG-Ready -> LG IO Modul (PEXPMB300)
- Page 101 Settings [Air-to-Water Heat Pump] LG Modbus : There are ON Commend, ON Recommended, Energy Saving, Super Energy Saving, and Normal modes;additionally, Battery SoC, Surplus Power, and Wait Time can be set.
- Page 102 Settings DIGITAL INPUT (SG Ready) : There are SG4 (ON Commend), SC3 (ON Recommended), and Normal; additionally, Battery SoC, Surplus Power, and Wait Time can be set.
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Page 103: Commissioning Test
Settings Commissioning Test [Commissioning Test] You should perform 4 operating tests. To start the test, tap [ALL] to start all the operating test automatically. You can also run tests separately by tapping [START] on each test. It is recommended to run all the tests at once using the [ALL] button rather than running the tests separately. - Page 104 Settings [Commissioning Test] You should perform the Inverter test. You can also run tests by tapping [START] for test. Inverter : The operating test for converting the PV’ s DC power to AC power. The result is displayed when the test is completed. When there is no problem with the test, [Success] is displayed.
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Page 105: Cei 0-21 (Italy Only)
Settings CEI 0-21 (Italy Only) [SPI Self-Test] Inverters of ≤ 10 kW supplied to the electrical grid according to Italian CEI 0-21 must perform a self-test. During the self-test, the inverter checks the response time for overvoltage, undervoltage, overfrequency, and underfrequency. - Page 106 Settings Enter Self-Test Password (000015) Select test items (ALL) Perform 8 items sequentially by pressing the ALL button, or Items can be tested individually by pressing the START button. y Items : overvoltage 2, overvoltage 1, undervoltage 2, undervoltage 1, overfrequency 2, overfrequency 1, underfrequency 2, underfrequency 1...
- Page 107 Settings Progress and Stop y Indicates that the selected test item is being tested. y The item test can be interrupted with the Stop button. Individual Progress and Stop y Indicates that the selected test item is being tested. y The item test can be interrupted with the Stop button.
- Page 108 Settings [Result SPI Self-Test] Example Voltage y Items: overvoltage 2, overvoltage 1, undervoltage 2, undervoltage 1 Frequency y Items: overfrequency 2, overfrequency 1, underfrequency 2, underfrequency 1...
- Page 109 Settings [Report] When all items are tested and the result is successful, a Report button appears in the upper right corner. A login procedure is required to report the test results to the EnerVu server. If you press the Report button, you can sign in with your installer account.
- Page 110 Settings When you press the Report button after successfully logging in, the self-test results are reported to the server.
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Page 111: Summary
Settings Summary [Summary] This is the last section of the settings. Before operating the system, check all of the settings on the [Summary] display. -
Page 112: Entering The [Installer Settings] Screen
Settings Entering the [Installer Settings] screen To enter the [Installer Settings] menu on your mobile device, follow the instructions described below. Tap [ ] on the main screen. The [Settings] screen appears. Tap the [Installer Settings] option to display the password input screen. Enter the installer password and tap [OK] to enter the [Installer Settings] screen. -
Page 113: Installer Settings
Settings Installer Settings [PV/Meter] Settings You can check the PV and meter information. Tap [PV/Meter] in [Installer Settings]. PV and energy meter information is displayed. [PV], [PV1], [PV2] Select the PCS for PV Settings. Input PV brand name. Input PV Capacity, azimuth, and tilt for PV 1. Input PV capacity, azimuth, and tilt for PV 2. - Page 114 Settings [PCS] Settings You can set or check the PCS settings and status. Select [PCS] on [Installer Settings]. PCS information is displayed. [PCS] All the settings options and values for PCS information are displayed. [Feed in limitation], and [Installation Date] options can be changed manually.
- Page 115 Settings [Network] Settings Select [Network] in [Installer Settings]. The current status of the network connection is displayed. Tap [Test] to check the server connection. Wired Network Settings When the [Connection Type] option in the [Connection Status] is set to [Wired]. Wired connection options are displayed.
- Page 116 Settings Wireless Network Settings When the [Connection Type] option in the [Connection Status] is set to [Wireless]. Wireless connection options are displayed. Tap the [SSID] field to display the SSID list. Select the SSID which your ESS is connected to and then tap [CONNECT]. Select the encryption type on the [Encryption] option.
- Page 117 Settings INFO y Notes on Internet Connection: − Many network connection problems during setup can often be fixed by resetting the router or modem. After connecting the product to the home network, quickly power off and/or disconnect the power cable of the home network router or cable modem. Then power on and/ or connect the power cable again.
- Page 118 Settings [Commissioning Test] Settings This is the last section of mandatory settings . Before operating this product, an [Operating Test] must be done to check whether all the systems are ready to run . If the [Operating Test] is not run, this product will not work .
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Page 119: [Battery] Setting
Settings [Battery] Setting [Battery] Winter Mode SoC y During the set winter mode period, the battery will not discharge when below the set SoC. Backup mode y Backup mode can be selected from among Disable, ATS Backup, or Backup Light. y ATS Backup : A mode that supplies power to the entire load of the ATS connector in the event of a power outage. - Page 120 Settings [Battery] Select the PCS for Battery Settings. You can change the [Use Batteries] settings. Tap the switch to set battery use [On] or [Off]. If the setting is set to [Off], generated energy will not charge the connected battery. [Battery Installation Date] can be set manually.
- Page 121 Settings CAUTION y If the [Use Batteries] setting is set to off or the system is turned off for a long period of time, the battery can be completely discharged and cannot be used anymore. Be sure not to leave the battery dormant for a long period of time.
- Page 122 Settings Increase Battery Capacity This menu is used when a 3Pack user adds the battery expansion function to 4Pack. Enter the Pack Serial Number and voltage information of the battery you want to add. If you have dual batteries, you must fill out all information for two batteries.
- Page 123 Settings [System Log] You can see the list of mode changes, system errors, and the system warning log. Refer to ‘Error Codes and Messages’ for more information about error codes, messages, and solutions. Tap [System Log] on [Installer Settings]. This displays a list of all notices that have occurred over certain period.
- Page 124 Settings [External Device] Settings Select [External Device] on [Installler Settings] to [Remote Control], [Ripple Control], [Air-to-Water Heat Pump], and [EV charger] options. [Remote Control] You can Select HEMS (VPP) mode. Then ESS is controlled by a VPP provider. When you select remote mode, you can see that it operates in remote mode on the home screen.
- Page 125 Settings [Ripple Control] You can enable Ripple Control. Then ESS Rated Output power is controlled by a Ripple Control Receiver. When you enable Ripple Control, you can see that it operates in Ripple Control on the home screen. [Air-to-Water Heat Pump] [EV Charger] Air-to-Water Heat Pump Charger, please refer to the Setup Wizard Page.
- Page 126 Settings [Other function] Settings Select [Other Function] on [Installer Settings] for [Reboot], [Password Change], [Factory Reset], and [Dump Log] options. [Reboot] Select [Reboot] to reboot the system. [Password Change] Select [Password Change] on [Installer Settings]. The [Change Password] menu is displayed. Enter the new password in the [New Password] and [Password Check] field.
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Page 127: About The Main Screen
Settings About the Main Screen The main screen displays and indicates the current ESS status in the ESS status menu area. And you can check several settings and information in the ESS setting menu and ESS Information menu areas. EnerVu web page link ESS Setting Menu y Language y Battery... -
Page 128: Ess Status Menu
Settings ESS Status Menu The main screen displays and indicates the current ESS status briefly. When you select an area indicated above, it displays detailed information. INFO y The displayed values are not exact values. The values may differ from actual values. y Please turn on the AP again, if there is a problem during connection with the AP. - Page 129 Settings Displays details about the system status. When an has error occurred, the error code, time, and date are displayed on the list. Displays the operation mode of the system. The Operation modes are displayed on the list. If you select Time of Use, you can input more details. Please press [ ] button.
- Page 130 Settings [Time of Use] Settings 1. Season and pricing You can change seasons and prices. Under the Season button, you will see the selected month. Tap this to change the month of the season. Tap this to change the pricing. Please see the next page for detailed information.
- Page 131 Settings Displays the season corresponding to the month. Change and save the season. Enter the price for each period, and press the SAVE button.
- Page 132 Settings 2. Edit and Add Period You can edit and add periods. Tap this to edit the periods. Tap this to add the periods. Please see the next page for detailed information.
- Page 133 Settings Change the period and time to save it.
- Page 134 Settings [ESS Info] Displays the current PV power generation and battery status. Displays the generating status of the connected PV briefly. The status values are the sum of PV1, PV2 and PV3. Brand : PV Manufacturer System Capacity : PV capability DC Power : Current PV power DC Voltage : Current PV voltage DC Current : Current PV electric current...
- Page 135 Settings INFO y Energy Level is displayed only when the EV Charger and AWHP are installed and the monitoring option is enabled. Displays the charging and discharging status of the battery briefly. Battery Status : Charging / Discharging / Standby Battery SoC : Current SoC (state of charge) level Winter Mode : Shows winter mode status.
- Page 136 Tap the switch to start or stop system operation. [Energy level] Display ESS Energy Level. *Energy Level is displayed only when AWHP is installed and the monitoring option is enabled. **Depending on the protocol, the levels are as follows. [Protocol]LG MODBUS [Protocol]DIGITAL INPUT...
- Page 137 Settings System Information Displays system information of this ESS. You can check the information of the PCS, battery, and network status. Scroll up or down to display next or previous information.
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Page 138: Ess Settings Menu
Settings ESS Settings Menu You can adjust the general settings of the system. Select [main screen] > [ ] to display the [Settings] screen. Language Select [ ] > [Language] to display the language selection screen. [Select Language] Select the desired language. - Page 139 Settings Battery Select [ ] > [Battery] to display the battery settings screen. [Winter mode] Tap this switch to select [Enable] or [Disable]. The minimum SoC level for winter mode can only be changed by the installer. [Winter Mode Period] Tap the current value to display the settings menu.
- Page 140 Settings Energy Device Select [ ] > [Energy Device] to display the Energy Device screen. [EV] Tap this switch to select [On] or [Off]. If the ‘EV Charger’ is not installed, a notice will pop up. Set the option to [On] to enable EV monitoring. [EV Charger Settings] You can set the EV Charge Configuration and monitor the EV Charger Status.
- Page 141 Settings CEI 0-21 Select [ ] > [CEI 0-21] to display the CEI 0-21. [SPI Self-Test] SPI Mode set Internal mode Enter Self-Test Password (000015) Press the All button Please refer to the setup CEI 0-21 Guide for detailed information.
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Page 142: Quick Install Guide
In addition to the source code, all referred license terms, warranty disclaimers, and copyright notices are available for download. LG Electronics will also provide open source code via CD-ROM for a charge that covers the cost of distribution (such as media, shipping, and handling) upon email request to opensource@lge.com. -
Page 143: Enervu Settings (Installer Only)
Settings EnerVu Settings (Installer Only) To use the EnerVu web monitoring system, the ESS system must be registered through the LG ThinQ® application first. Then, the installer can add the system in EnerVu. After registering in EnerVu, the installer can check a variety of information such as system status, information, report, etc. -
Page 144: Adding A New Installer
After signing up, you will receive a verification email to the email address you provided. Please verify the email to set your password. Adding a New Installer In your browser, visit the LG EnerVu website at https://eu.enervu.lg-ess.com. When the user and installer selection page appears, select installer. - Page 145 Settings Select [Professionals] under the [Account] menu. Select the [Add New User] button to open a new user input pop-up. Enter the email address for the new installer account and select [Check]. Enter the first name and last name of the new installer. Select the proper language and [Role].
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Page 146: Registering The System (Web Browser)
Registering The System (Web Browser) The installer should follow the procedures below in EnerVu so that Installer can monitor the customer's system through the EnerVu. In your browser, visit the LG EnerVu website at https://eu.enervu.lg-ess.com. When the user and installer selection page appears, select installer. - Page 147 Settings In the [ESS Info] field, enter the product SE Box serial number and select [Check]. If SE Box serial number is valid, the other ESS information fields will automatically be filled. Select [Save] to go to the next step. Enter the installer setting password used in the EnerVu plus App.
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Page 148: When Incomplete Registration Status
Settings When Incomplete Registration Status If the registration is incomplete, the system should be activated through the following steps. In your browser, visit the LG EnerVu website at https://eu.enervu.lg-ess.com. When the user and installer selection page appears, select installer. The [Login] page appears. Input the installer’ s E-mail address and password, then select [Sign In]. -
Page 149: Troubleshooting
Troubleshooting Error Codes and Messages PCS Error Codes y Do not leave the ESS in the fault standby state for a long time because battery discharge may occur. y If battery fault occurs immediately after starting the PCS, it means battery failure. Check the battery SoC as well as voltage and fault information, and turn off the power of the ESS until service action is taken. - Page 150 Troubleshooting Code Message Description Solution P141 PMS Comm. Error Communication error with the Contact service center connected PMS for over 10 minutes. P142 BATA Comm. Error Communication error with the Contact service center connected battery for over 10 minutes. P150 Backup SoftSrart During soft-start backup operation, Contact service center it occurs when PCS Faults are...
- Page 151 Troubleshooting Code Message Description Solution P230 L1 DC OffsetCurr DC offset current of grid L1 is added on Automatically restart after grid. detecting fault P231 L2 DC OffsetCurr DC offset current of grid L2 is added on Automatically restart after grid.
- Page 152 Troubleshooting Code Message Description Solution P353 BAT A Sleep BAT A power goes into power saving Automatically restart after mode. BAT A black start operation is normal P354 BAT A Power Down The BAT A power is turned off. Automatically restart after BAT A black start operation is normal P355 BAT B Low SOC...
- Page 153 Troubleshooting Code Message Description Solution P420 PV A OC Current level of the PV A is higher than Automatically restart after the limitation. PV A current is normal P421 PV B OC Current level of the PV B is higher than Automatically restart after the limitation.
- Page 154 Troubleshooting Code Message Description Solution P514 Grid LL OC HW Current level of the grid is instantaneously Automatically restart after higher than the limitation. grid current is normal P550 Backup L1 OV During backup operation, the voltage level Automatically restart after of Inverter L1 is higher than the limitation.
- Page 155 Troubleshooting Code Message Description Solution P593 Backup LL UV During backup, the voltage of the inverter Automatically restart after is lower than the limitation. detecting fault P600 Grid Relay1 Grid relay is not operable. (L1-Grid side) Automatically restart after detecting fault P601 Grid Relay2 Grid relay is not operable.
- Page 156 Troubleshooting Code Message Description Solution P632 Inverter SW2 OT The inverter (Bottom) temperature is Automatically restart after higher than the limitation. INV bottom temp is normal P651 BAT Conv. SW2 OT The BAT converter (Top) temperature is Automatically restart after higher than the limitation.
- Page 157 Troubleshooting Code Message Description Solution P750 Grid LL Volt Sensor Grid voltage sensing error occurs. Automatically restart after grid voltage sensing is normal P751 Grid Freq Sensor Grid frequency sensing error occurs. Automatically restart after grid frequency sensing is normal P752 Safety Function Error in performing safety functions.
- Page 158 Troubleshooting Code Message Description Solution P900 SRD Para Warning Grid SRD Parameter setting error occurs. Automatically restart after detecting fault P905 DC OffsetCurr Warning DC offset current is added on grid. Automatically restart after detecting fault P910 Eeprom Warning Eeprom Parameter setting error occurs. Automatically restart after detecting fault P925 PMS E-Stop...
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Page 159: Battery Error Code And Messages
Troubleshooting Battery Error Code and Messages Code Message Description Solution B678 Discharge Over Discharge temperature level is Automatically released after Temperature Warning higher than the limit warning condition is cleared B679 Discharge Under Discharge temperature level is lower Automatically released after Temperature Warning than the limit warning condition is cleared... - Page 160 Troubleshooting Code Message Description Solution B702 Cell Over Voltage Fault1 Cell Voltage level of battery cell is higher Automatically restart after than the limit fault condition is cleared B703 Cell Under Voltage Cell Voltage level of battery cell is lower Automatically restart after Fault1 than the limit...
- Page 161 Troubleshooting Code Message Description Solution B738 Unit Under voltage Fault2 Unit Voltage level of battery cell is Contact service center lower than the limit B740 Cell Voltage Imbalance Cell voltage difference between Contact service center Fault2 battery cells is higher than the limit B741 Pack Voltage Imbalance Pack voltage difference between Contact service center...
- Page 162 Troubleshooting Code Message Description Solution B768 Temperature Sensor Error Temperature Sensor Error Contact service center B769 Current Sensor Line Error Current Sensor Line Error Contact service center B771 Main Power Connection Main Power Connection Error Contact service center Error B772 Unit High Voltage Error (H/ Unit High Voltage Error (H/W) Contact service center B774 Magic Number Error...
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Page 163: Pms Battery Error Code
Troubleshooting Code Message Description Solution B794 BCU MCU Clock Check BCU MCU Clock Check Error Automatically restart after Error fault condition is cleared B795 MarchC 1 region Copy MarchC 1 region Copy Error Automatically restart after Error fault condition is cleared B796 MarchC 2 region Copy MarchC 2 region Copy Error Automatically restart after... - Page 164 Troubleshooting If you have technical problems or questions, contact the installation company or LG Electronics. Installation Company Address : Tel : Customer Service LG Electronics ESS | Solar Service E-Service Tel: Germany: 0049 (0)39484 / 976 380 Haberkorn GmbH Augustenhöhe 7...
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Page 165: Appendix
Appendix Maintenance Cleaning the Product Wipe off the outside of the product with a soft towel soaked in lukewarm water, and then dry it with a clean hand towel so that dirt will not accumulate when using a neutral detergent. When cleaning the outside of the product, do not apply a rough brush, toothpaste, or flammable materials. -
Page 166: Disposal Of Your Old Appliance
In case the product contains a battery incorporated within the product which cannot be readily removed by end-users, LG recommends that only qualified professionals remove the battery, either for replacement or for recycling at the end of this product’ s working life. -
Page 167: Specifications
Appendix Specifications DC Port for PV Power Class 15 kW Max. PV Module SUM connected (With clipping) 22.5 Max. PV Power SUM In (Non clipping) 20.0 Max. PV Power In per Channel Number of Independent MPP Tracker Number of String per Channel Max. - Page 168 Appendix AC Port for Grid Power Class 15 kW Rated Power 15.0 Apparent Power 15.0 Rated Output Voltage ( L1/L2/L3, N ) a.c. V Min. ~ Max. AC Voltage range a.c. V 320 - 500 Current (maximum continuous) a.c. A 21.7 Max.
- Page 169 Appendix Built in Feature Power Class 15 kW Operating Mode Hybrid Inverter, PV Inverter Self Consumption, Ripple Control, Limit Feed In Power AC Power Control Mode Asymmetric Control Time of Use Battery Control Mode Winter Mode, Fast Charging, Battery Care Connectivity EV Charger(Ethernet) , LGE AWHP, AWHP...
- Page 170 Appendix ATS Backup without Sun Power Class 15 kW Max. Backup Sum Power (15H / 11H) 7.5 / 5.6 Max. Apparent Sum Power (15H / 11H) 7.5 / 5.6 Max. Apparent / Power per Phase kW / kVA 5.0 / 5.0 Transition time <5 Peak Output Power (<300msec) (15H / 11H)
- Page 171 ABB(B23-112-100, B23-212-100, B23-312-100) 7) Automated Firmware update : with internet connection and EneVu Portal registration 8) Derating from 40 ℃ at nominal conditions 9) To see the warranty, please visit the following site: https://www.lg.com/global/business/ess/business-resources/download Certificates Inverter Safety IEC/EN 62109-1/-2 Grid...
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Page 172: Open Source Software Notice Information
LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of performing such distribution (such as the cost of media, shipping, and handling) upon email request to opensource@lge.com. - Page 173 If you are installing in a place sensitive to noise, please consult the installer. y Design and specifications are subject to change without notice. Contact office for compliance of this product: LG Electronics European Shared Service Center B. V Krijgsman 1, 1186 DM Amstelveen, The Netherlands www.lg.com/global/business/ess...
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Page 174: Others
Appendix Others Shift factor / effective characteristic cosφ (P) cosφ cosphi(P) End (0,9) cosphi(P) cosphi(P) Power Start Power End (50%) (100%) cosphi(P) Start (1) Emax cosphi(P) End (0,9) Name Description Default Range Unit cosphi(P) Start cosphi at starting point 0,9 ~ 1 cosphi(P) End cosphi at end point 0.90... -
Page 175: Reactive Power / Voltage Characteristic Q(U)
Appendix Reactive power / voltage characteristic Q(U) (%43,6) Voltage U/Un Yb, Yc (%0) (%90) (%92) (%108) (%110) (-%43,6) Name Description Default Range Unit Q(U) Number of point Number of Active point in array 0 ~ 8 Q(U) Xa Grid voltage point-a (U/Un) 80 ~ 120 Q(U) Xb Grid voltage point-b (U/Un) -
Page 176: Active Power Feed-In At Overfrequency P(F)
Appendix Active power feed-in at overfrequency P(f) P(f) Start Freq (50,2) Network Network △P = P(f) Active Power % PM per Hz (40) Name Description Default Range Unit Active power gradient at P(f) Active Power 0 ~ 100 overfereuency P(f) Start Freq P(f) function starting frequency 50,2 50 ~ 51,5... -
Page 177: Voltage Controlled Active Power Control P(U)
Appendix Voltage controlled active power control P(U) P/Pn P(U) Active Power (100) U/Un P(U) Start Voltage P(U) End Voltage (110) (112) Default Available Name Description Unit Value Value P(U) Active Active power gradient at overvoltage 0 ~ 100 Power P(U) Start P(U) function starting voltage (U/Un) 100 ~ 120 Voltage...