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Related Manuals for Lux Power Technology GEN-LB-EU 3K
Summary of Contents for Lux Power Technology GEN-LB-EU 3K
- Page 1 Hybrid Inverter User Manual GEN-LB-EU 3-6K Version: UM-GEN01001...
- Page 2 User Manual Copyright© 2024 Lux Power Technology Co., Ltd. All Rights Reserved. This manual, protected by the copyright and intellectual property rights of Lux Power Technology, may not be modified, copied, or reproduced without prior written permission. Brands and trademarks mentioned belong to their respective owners. Read carefully for product reliability and warranty eligibility.
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Page 3: Table Of Contents
User Manual Contents About This Manual 1. Safety 1.1 Safety Instruction 2. Brief Introduction 2.1 System Solution 3. Installation 3.1 Packaging List 3.2 Location Selection and Installation 3.2.1 Requirements for installation location 3.2.2 Installing the inverter 3.3 Connection Overview 3.3.1 System connection 3.4 PV Connection 3.5 Battery Connection 3.5.1 Battery power cable connection... - Page 4 User Manual 3.10 Monitor System Setup 3.10.1 Wifi/GPRS/4G/WLAN dongle connection 3.10.2 Setup the monitor system 3.10.3 Set homewifi password to dongle 3.10.4 Third party RS485 communication 4. Operation Guide 4.1 Operation Mode 4.1.1 Self-usage mode (Default) 4.1.2 Charge first mode 4.1.3 AC charge mode 4.1.4 Grid peak-shaving Function 4.1.5 Smart load Function...
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Page 5: About This Manual
User Manual Revision History Description Version Date UM-GEN01001 2024.06.07 First official release. 1. Safety 1.1 Safety Instruction General Safety Instructions The inverter has been designed and tested strictly according to international safety regulations. Read all safety instructions carefully prior to any work and observe them at all times when working on or with the inverter. - Page 6 User Manual Important Safety Notifications There are many safety issues need to be carefully notified before, during and after the installation, and also in future operation and maintenance, following is important safety notifications to operator, owner and user of this product in appropriate usage DANGER Dangers of High Voltages and Large Current Beware of high PV voltage.
- Page 7 User Manual WARNING Avoid Misoperation and Inappropriate Usage All the work of this product (system design, installation, operation, setting, configuration and maintenance must be carried out by qualified personnel as required. All connections must be in accordance with local and national regulations and standards. The inverter and system can inter-connected with the utility grid only if the utility grid permits it.
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Page 8: Brief Introduction
User Manual Brief Introduction 2.1 Brief Introduction This product and relevant system is suitable for following system applications (system diagram): A. Solar and battery storage system B. AC Coupling with existed solar system LOAD LOAD LOAD Existing On-grid Solar System C. -
Page 9: Installation
User Manual Installation 3.1 Packaging List & Storage Instructions Packaging List When the packaging is unpacked, the inner components should be the same as described in below packaging list. Hybrid Inverter User Manual GEN-LB-EU 3-6K Version: UM-GEN01001 Hybrid Inverter X1 User Manual X1 Wi-Fi Module X1 Grid Connector... -
Page 10: Location Selection And Installation
User Manual 3.2 Location Selection and Installation 3.2.1 Requirements for installation location a). The wall for mounting should be strong enough to bear the weight of inverter. b). Please maintain the minimum clearances below for adequate heat dissipation. 400mm 400mm 400mm 400mm c). -
Page 11: Installing The Inverter
User Manual d). The inverter should be installed upright on a vertical surface. >75 >90 3.2.2 Installing the inverter The inverter is wall-mounted type and, should be installed on a vertical, solid mounting surface, such as wood studs, brick or concrete wall. Two or more persons may be needed to install the inverter due to its weight. The mounting steps are as below: (Use brick wall as example) - Page 12 User Manual Step 1. Mark the positions of drill holes with the mounting bracket, then drill 4 holes of 8mm (5/16inch) diameter and make sure the depth of the holes is deeper than 50mm(2inch). Step 2. Install and tighten the expansion bolts into the holes.Then use the corresponding nuts and washers (packaged together with the expansion bolts) to install and fix the wall-mounting bracket on the wall.
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Page 13: Connection Overview
User Manual 3.3.1 System Connection Geneartor breaker PV Breakers Battery Breaker Load Breaker Load Backup Load Note: 1, Max. AC input is 52.7A 2, About the "Load" terminal on the Inverter In our inverter system, there is a port labeled "Load," which is specifically used to connect essential loads. - Page 14 User Manual Connection Terminals and Interfaces Overview Battery Wi-Fi LOAD Terminals Terminals Module Terminal Terminal Terminal PV1+ GRID Wireless Communication LOAD CT/Meter PV1- PV2+ NO COM CAN PARALLELCAN BAT COM P1-485B P2-CANH PV2- P4-CANL P5-CANL Communication Switch Interfaces CT/Meter Wireless Communication BAT COM PARALLELCAN...
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Page 15: Pv Connection
User Manual PV Connection The PV connection of LXP hybrid inverter is the same to traditional on-grid solar inverter (string inverter). NOTICE Before connection the PV, please use the multi-meter to measure the PV array voltage to verify if PV array is working normally, if not, please fix the PV array to normally working states before connection When your PV panel ambient temperature could possibly be lower than 0℃, then please check the PV array voltage up ceiling and if you are not sure please ask your system or panel provider... -
Page 16: Battery Connection
User Manual 3.5 Battery Connection 3.5.1 Battery power cable connection Cable Requirement: Minimum Voltage Torque for cable connection OT ring Model Cable Size 5K/6K 1-2AWG(35-50 mm 600V 20(N.M) RNB35-6 Step 1: Strip 1/4-5/16inch(6-8mm) insulation from the cable end and crimp OT rings for the cable ends. -
Page 17: Battery Communication Cable Connection
User Manual 3.5.2 Battery communication cable connection A correc t battery communication cable must be used to connec t the battery to the inver ter when users choose lithium-ion battery type. Please selec t ‘Lead-acid ‘ type if the lithium battery can not communicate with inver ter. -
Page 18: Grid & Load Connection
User Manual 3.6 Grid & LOAD Connection 3.6.1 Grid and load connection The inverter can be connected to the load side of the service disconnecting means if the busbar rating in the main panel can meet the NEC705.12(B)(3) requirements. Otherwise, a Line side connection can be made to avoid an expensive main panel upgrade. -
Page 19: Ac Cable Connection
User Manual 3.6.2 AC cable connection Cable Requirement: Minimum Voltage Cable Size Grid terminal 8-6 AWG(9-14mm) 600V Load/Gen terminal 600V 10AWG(4-6mm) Step 1: Installation of Grid Connec tor Component Overview Socket Cable Seal Terminal Block a). Thread the AC cable through the cable seal and socket .Inser t the conduc torsfully into the corresponding terminals of the terminal block and tighten the screws. - Page 20 User Manual b). Refer to the image to ensure correct AC cable connection. Grid terminal is black, Load terminal is black, without foolproof design with foolproof design GEN terminal is blue, with foolproof design c). Assemble the Grid connector,ensuring that the ribs of the terminal block andthe grooves on the housing are fully engaged until you feel or hera a distinct “click”.
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Page 21: Ct/Meter Connection
User Manual NOTICE The inverter features residual current detection and protection functions. If the inverter must be equipped with an AC circuit breaker with residual current detection capability. An AC circuit breaker with a rated residual current greater than 300mA must be selected. 3.6.3 CT/Meter connection To measure the power import from and export to the grid, a CT or one meter must be installed at the service entry point in or near the main service panel. -
Page 22: Safety Standard Configuration - Sw2
User Manual Please refer to the above connection diagram for the correct positions of CTs. The arrows on the CTs must point to inverter side. CT Clamp Ratio The inverter support 3 ratios of CT clamp-1000:1, 2000:1 and 3000:1 . The CT ratio of the CTs in the accessory bag is 1000:1. - Page 23 User Manual Safety Standard Configuration Guidance Country Country Configuration Configuration Standard Standard Default En50549 VDE0126 Germany United Kingdom VDE0126 Australia United Kingdom AS4777 New Zealand Germany N4105 Europe Italy CEI0-21 EN50438 South Africa Finland NRS 097-2-1 EN 50438 Thailand Thailand Ireland Czech EN 50438...
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Page 24: Working With Generator
User Manual 3.7 Working with Generator 3.7.1 Generator system connection This hybrid inverter can work with generator. There are Gen ports on the inverter for generator connection Generator Connection-Partial Backup Utility Meter kW. h LOAD GRID 7 9 8 6 6 480r/kW. - Page 25 User Manual Generator Connection-Partial Backup Utility Meter kW. h LOAD GRID 7 9 8 6 6 480r/kW. h10A Service Disconnec t Inverter Disconnect Generator 2-wire start Backup Panel Generator Disconnect When the generator is started, all loads connected to the LOAD interface will be supplied by the generator. The maximum current for the generator port connector is 35A.
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Page 26: Generator Startup And Stop Settings
User Manual 3.7.2 Generator Startup and Stop settings It depends on the Bat operating mode setting, The system will use either battery SOC or battery voltage to determine whether the system needs to start or stop the generator. Generator Start Conditions When utility fails and -When battery is discharged to cut-off settings or there is force charge request from battery. - Page 27 User Manual After AC couple function enabled: When the Grid is on, the GEN terminal is connected to the grid terminal inside the inverter. In this case the hybrid inverter will bypass the interactive inverter AC to the grid and Load. When grid is off, The GEN terminal is connected to the LOAD terminal inside the inverter.
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Page 28: Parallel System Connection
User Manual 3.9 Parallel System Connection 3.9.1 Connection for paralleling system The hybrid inverter supports parallel connection to expand power and energy capacity to suit different using scenarios. Up to 6 units can be paralleled to reach a capacity of 36kW. Wiring diagram is as below, The manual bypass switch connect essential loads to LOAD panel for default. - Page 29 User Manual Three Phase parallel system Utility Meter kW. h Inverter 1 7 9 8 6 6 480r/kW. h 10A GRID GRID CAN 1 CAN 2 LOAD Inverter 2 GRID CAN 1 Generator CAN 2 LOAD Inverter 3 GRID Load CAN 1 CAN 2 LOAD...
- Page 30 User Manual Please put the CAN communication PIN to on status for the first and the end inverter The max. parallel quantity is 6, so 2<n≤6 Parallel line(n to 1) Parallel line1 Parallel line2 Parallel line(n-1 to n) No.1 No.2 No.n-1 No.n If the parallel cable is not enough or long enough, please make a straight pin to pin cable.
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Page 31: Monitor System Setup
User Manual 3.10 Monitor System Setup 3.10.1 Wifi/GPRS/4G/WLAN dongle connection Users can use a WiFi/ WLAN /4G /2G dongle to monitor their inverter, and view the monitoring data on a computer or smart phone remotely. To view data on smart phone, please download APP from the Google Play or Apple APP store, then login with their user account. -
Page 32: Set Homewifi Password To Dongle
User Manual 3.10.3 Set homewifi password to dongle 1. Connect your mobile phone to the “BAxxxxxxxx” wireless network where “BAxxxxxxxx” is the serial number of the WiFi dongle. 2. Click the "WiFi MODULE CONNECT" button on the APP 3. Select the home WiFi that the WiFi dongle is to be connected to, and enter the WiFi's password. And then click "HomeWifi Connect". -
Page 33: Third Party Rs485 Communication
User Manual 3.10.4 4G dongle monitoring setup Customer should register the account as 3.10.2 first. Make sure you have put SIM card inside 4G dongle. Plug 4G dongle in, and 5 minutes later, you will be able to see your inverter online. 3.10.5 Third party RS485 communication INV485: this interface is shared with WIFI module. - Page 34 User Manual 209 W 359.2 V PV 1 172 W 351.5 V Normal PV 2 103 W Solar power Charge Power 249.2Vac 49.94Hz Battery Level(SOC) 49.4Vdc Standby 268 W Backup Power(Load) Consumption Power When solar power is enough, solar power will take load, then charge battery, and at last feedback into grid (when feedback function is enabled).
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Page 35: Charge First Mode
User Manual 4.1.2 Charge First Mode The priority order of solar power usage will be Battery > Load > Grid. During Charge Priority time period, load is first supplied with grid power. If there is excess solar power after battery charging, the excess solar power will take load together with grid power. -
Page 36: Ac Charge Mode
User Manual 4.1.3 AC Charge Mode Related Settings Users can charge batteries with grid power when electricity prices are cheap, and discharge battery power to supply load or export to the grid when electricity prices are high. Application Scenarios When users have a Time of Use(TOU) rate plan. 4.1.4 Grid peak-shaving Function Grid peak-shaving &... -
Page 37: Lcd Display
User Manual 4.2 LCD Display Users can view inverter running status, real time power, daily and accumulated energy information conveniently on inverter LCD. In addition to the above information, users can also check alarm and fault record on the display for troubleshooting. - Page 38 User Manual Fault/Alarm Information Select the Notice function in the menu, and you'll see all the current and historical fault and warning information on this page.
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Page 39: Setting Parameters
User Manual 4.2.2 Setting Parameters Select the Setting function in the menu, and you'll get into the parameter setting page of the inverter. a). Common settings Normal/Standby: Is for users to set the inverter to normal status or to standby status. In standby status, the inverter will stop any charging or discharging operations, as well as solar-feed-in. - Page 40 User Manual b). Application setting Power Backup: It is for users to set if the inverter provides backup power or not when the grid is lost.If users want the load to be seamlessly transferred to the inverter backup power, "Seamless EPS switching" must be enabled. If customers don't have a battery installed yet, but still wish to have inverter backup power with only solar panels connected, “PV Grid Off”...
- Page 41 User Manual d). Charge Setting Bat Charge Control: Users can decide to use SOC or BatV to control charge and discharge logic depending on battery type. Charge Current Limit: Users can set the maximum charge current (machine supports a maximum of 125A). Charge last: When users want to use solar power in the order of loads - grid export - battery charging.
- Page 42 User Manual f). Discharge Setting Bat Discharge Control: You can choose “SOC”or “Volt” to control the battery discharge state. Start Discharge P_import: When the inverter detects the import power is higher than this value, battery start discharging, otherwise battery will keep standby. On-grid Cut-off(%) and Off-grid Cut-off(%)/On-grid Cut- off(V) and Off-grid Cut-off(V): End of discharge SOC/Cut off voltage in on-grid and off...
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Page 43: Lcd Screen Settings
User Manual 4.3 LCD Screen Settings 4.3.1 Button Operation Button Function Exit ENTER Confirm, Enter menu Previous level, Increase DOWN Next level, Decrease Note: Long-pressing the UP and DOWN keys will continuously input the corresponding key signals. 4.3.2 General Operations Through button control, press ENTER on the home screen to access the menu options. -
Page 44: Setting Operation
User Manual 4.3.3 Setting Operation Once in the settings interface, you can use the buttons to navigate through various configuration options. Enter Down Exit to the previous level Previous option Next option Set the selected option In the settings menu, press Enter to select the setting item. The selected setting will be highlighted. Use the UP and DOWN buttons to navigate and select the desired content. -
Page 45: Faults & Warnings Function
User Manual 4.3.4 Faults & Warnings Function Under the Faults & Warnings Function, in the Fault Status menu, you can view real-time fault information. When fault information is refreshed, the page will update accordingly. The warning information works similarly. In the Record page, you can view historical fault and warning information. -
Page 46: Special Operation
User Manual 4.3.6 Special Operation For certain special settings, such as configuring the battery, you need to press Enter on "SET" to confirm the settings. Keypad Operation In certain settings, a keypad will pop up for input, as shown below. Now, you can use the buttons to navigate the numeric keypad: Enter Down... -
Page 47: Troubleshooting & Maintenance
User Manual When you select the "Enter" key on the keypad, press "Enter" again to confirm the setting. Enter Long Press Operation: The UP and DOWN keys support long-press functionality. After holding down for a certain period, the key will continue to execute (i.e., repeatedly pressing the key). 5. - Page 48 User Manual Troubleshooting Fault Meaning M3 microprocessor fails to receive M3 Rx failure Restart inverter, if the error still exists, data from DSP contact your supplier. Incorrect model value Model fault 1. Check if the L and N wires are connected correctly Inverter detected short-circuit on at inverter Load output port;...
- Page 49 User Manual Disconnect all PV strings from the inverter. Short circuit detected on PV input PV short circuit If the error persists, contact your supplier. Install the inverter in a place with good ventilation Temperature fault Heat sink temperature too high and having no direct sunlight.
- Page 50 User Manual 2. Alarm on the LCD When there are errors, they will be displayed in real-time on the "Notice -> Alarm Status" page. Alarm Meaning Troubleshooting Check if communication cable is correct, and if you Inverter fails to communicate have chosen the correct battery brand on inverter LCD.
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Page 51: Fan Replacement
User Manual Restart inverter. If fault still exists, GFCI module fault GFCI module is abnormal contact your supplier Check if battery voltage exceeds 59.9V, battery Bat volt high Battery voltage too high voltage should be within inverter specification. Check if battery voltage is under 40V, battery Battery voltage too low Bat volt low voltage should be within inverter specification. -
Page 52: Annex2: Lithium Brand Reference
User Manual 6. Annex2: Lithium Brand Reference Lithium Brand Displayed on LCD The Battery Brand Standard Standard Battery HINA HINA Battery Pylontech Pylon Enopte BSTWay Battery MSUN MSUN Battery GSL1 GSL1 Battery Lux Battery Aobo AoboBattery Dyness Dyness Battery Stealth Battery Stealth TeLongMei TeLongMei Battery... - Page 53 User Manual PV Input data Max. usable input current(A) 18/18 18/18 Max. short circuit input current(A) 32/32 32/32 Start input voltage(V) Startup voltage(V) Full power MPPT voltage range(V) 150-425 170-425 DC nominal voltage(V) MPPT tracker DC voltage range(V) 100-530 100-530 Max.
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- Page 56 Lux Power Technology Co., Ltd Headquarter: +86 755 8520 9056 www.luxpowertek.com Contact us: info@luxpowerttek.com...
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