SolaX Power X1 Series User Manual
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SolaX Power X1 Series User Manual

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SolaX Power Network Technology (Zhejiang) Co., Ltd.
ADD: No. 288 Shizhu Road, Tonglu Economic Development Zone,
Tonglu City, Zhejiang Province, 310000 P. R. CHINA
TEL: +86 (0) 571-5626 0011
E-mail : info@solaxpower.com
X1-Hybrid Series
User Manual
3.0 kW - 7.5 kW
Copyright Declaration
The copyright of this manual belongs to SolaX Power Network Technology (Zhejiang) Co., Ltd.
Any corporation or individual should not plagiarize, partially or fully copy it (including software,
etc.), and no reproduction or distribution of it in any form or by any means shall be allowed. All
rights reserved. SolaX Power Network Technology (Zhejiang) Co., Ltd. reserves the right of final
interpretation. The contents are subject to change without prior notice.
320101040304
EN

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  • Page 1 Copyright Declaration SolaX Power Network Technology (Zhejiang) Co., Ltd. The copyright of this manual belongs to SolaX Power Network Technology (Zhejiang) Co., Ltd. ADD: No. 288 Shizhu Road, Tonglu Economic Development Zone, Any corporation or individual should not plagiarize, partially or fully copy it (including software, etc.), and no reproduction or distribution of it in any form or by any means shall be allowed.
  • Page 2 Change History Changes between document versions are cumulative. The latest version contains all updates made in previous versions. Version 04 (May.04, 2023) Updated 3.3 Work Modes (Added peak shaving mode) Updated 8.3 LCD Operation (Added Battery charge EVC, ExternalGen, Charger upper limit, Exten BAT FUNC; Modi ed GMPPT into two control, Modi ed hotstandby into Disable by default) Version 03 (Dec.08, 2022)

  • Page 3: Table Of Contents

    Contents 1 Note on this Manual............03 1.1 Scope of Validity....................03 1.2 Target Group ......................03 1.3 Symbols Used......................03 2 Safety ...................04 2.1 Important Safety Instructions .............04 2.2 Explanationof Symbols................10 2.3 EC Directives .......................12 3 Introduction ..............13 3.1 Basic Features.......................13 3.2 System Diagram....................13 3.3 Work Modes......................16 3.4 Micro Grid.........................19 3.5 Dimension .......................20...

  • Page 4: Scope Of Validity

    1 Notes on this Manual 6 Electrical Connections..........35 6.1 PV Connection.....................35 1.1 Scope of Validity 6.2 Grid Port and EPS(Off-grid) Output Connection....39 This manual is an integral part of X1-Hybrid G4. It describes the 6.3 EPS(Off-grid) Block Diagram..............40 assembly, installation, commissioning, maintenance and failure of .4 Battery Connection ..................48 the product.

  • Page 5: Safety

    Safety 2 Safety Warning! Authorized service personnel must disconnect the AC and 2.1 Important Safety Instructions DC power supply of the inverter before performing any maintenance, cleaning or operation of any circuit Danger! connected to the inverter. Danger to life due to high voltages in the inverter! The personnel responsible for the installation, electrical Warning! connection, debugging, maintenance and fault handling...
  • Page 6 Safety If the building installed with external light protection device is far A photovoltaic module used on the inverter must have a IEC61730A rating, and the total open circuit voltage of the photovoltaic string / away from the inverter location, in order to protect the inverter from array is lower than the maximum rated DC input voltage of the electrical and mechanical damage, the inverter should also install an inverter.
  • Page 7 Safety For United Kingdom Ø Anti-lslanding Effect • The installation that connects the equipment to the supply terminals The islanding effect means that when the power grid is cut off, the shall comply with the requirements of BS 7671. grid-connected power generation system fails to detect the power •...

  • Page 8: Explanationof Symbols

    Safety 2.2 Explanation of Symbols Beware of hot surface. The inverter can become hot during operation. Avoid This section gives an explanation of all the symbols shown on the inverter contact during operation. and on the type label. Danger of high voltages. Symbols on the Inverter Danger to life due to high voltages in the inverter! Danger.

  • Page 9: Ec Directives

    Introduction 2.3 EC Directives 3 Introduction This section describes the requirements of the European low voltage 3.1 Basic Features regulations, including safety instructions and system licensing conditions, This inverter is a high-quality inverter that can convert solar energy into the user must comply with these regulations when installing, operating, alternating current and store energy into batteries.
  • Page 10 Introduction Introduction Diagram D: Neutral line and PE line are combined together, all Diagram B: Neutral line and PE line are separated from each other, loads connect to the EPS(Off-grid) port; (Apply to Australia) all loads connect to the EPS(Off-grid) port; (For most countries) Inverter Inverter PV 1 PV 2...

  • Page 11: Work Modes

    Introduction Introduction 3.3 Work Modes Backup mode 6:00 Forced charging The back-up mode is suitable for areas with frequent power outages. 24:00 12:00 This mode will maintain the battery capacity at Allowed discharging a relatively high level, to ensure that the The inverter has two settable working periods: emergency loads can be used when the grid is...

  • Page 12: Microgrid

    Introduction Introduction Peak shaving mode 3.4 Micro Grid Introduction Peak shaving mode is set for leaving out peaks in electricity use. There are a large number of traditional on-grid inverters on the market. Due to Islanding Effect, on-grid inverters are unable to work during off- Before Peak Shaving BESS discharging into network After Peak Shaving...

  • Page 13: Dimension

    Introduction Introduction Compatibility 3.6 Terminals of Inverter On-grid inverter: Any brand on-grid inverter that supports “Response to an Increase in Frequency”. On-grid inverter output power ≤ Max hybrid inverter EPS output power On-grid inverter output power ≤ Max battery charging power Battery Quantity On-grid Inverter Unsupported...

  • Page 14: Technical Data

    Technical Data Technical Data 4 Technical Data X1-Hybrid-6.0 AC Input Max. apparent power [VA] 6300 7360 9200 9200 9200 4.1 DC Input (apply to version D/M) Rated AC power [W] 3000 3680 5000 6000 7500 Nominal AC voltage [a.c. V] 220/230/240 (180 to 270) Frequency [Hz] 50/60...

  • Page 15: Eps(Off-Grid) Output

    Technical Data Installation 5 Installation 4.5 EPS (Off-grid) Output (apply to version D/M) X1-Hybrid-5.0 Model X1-Hybrid-3.0 X1-Hybrid-3.7 X1-Hybrid-6.0 X1-Hybrid-7.5 X1-Hybrid-5.0K-D 5.1 Check for Transport Damage Rated EPS Apparent Power [VA] 3000 3680 5000 6000 7500 Nominal EPS Voltage [a.c. V] Ensure that the inverter is in good condition via transportation.

  • Page 16: Installation Precautions

    Installation Installation M series 5.3 Installation Precautions Number Quantity Description The protection level of this inverter is IP 65, so that the inverter can be Inverter installed outdoors. Bracket Check the installation environment and pay attention to the following (Expansion bolt, Gasket, Self-tapping bolt)*3 conditions when installing: M5 inner hexagon bolt •...

  • Page 17: Tool Preparation

    Installation Installation 5.4 Tool preparation Tool equipment Image Tool equipment Type Name Image Name Type Image Name Name Image Individual DC Voltage Safety Φ Safety Protection Range ≥1100 V DC gloves shoes Hammer Tool Multimeter drill Requirement Type Image Name Crosshead M5 Socket Torque...

  • Page 18: Installation Site Conditions

    Installation Installation 5.5 Installation Site Conditions 5.5.3 Installation Space Requirements Reserve enough space when installing inverter (at least 300 mm) for heat 5.5.1 Installation Carrier Requirements dissipation. Do not install the inverter near flammable materials. Please install the inverter on a solid object that can withstand the weight Reserved space dimensions of ≥300 mm requirements of the inverter and energy storage system.

  • Page 19: Mounting

    Installation Installation 5.6 Mounting Regarding the installation of M-series inverter, please refer to the X1- Matebox Quick Installation Guide. Preparation Ø Please prepare the following tools before installation. Φ10 Drill (Depth: 80 mm) Ø Step 2: Hang the inverter on the bracket Installation tools: screwdriver, wrench, Φ10 drill, rubber hammer, socket wrench set, hexagon keys and spirit level.

  • Page 20: Electrical Connections

    Installation Electrical Connections X1-Hybrid-3.0-D X1-Hybrid-3.0-M 6 Electrical Connections Ø Step 3: Tighten the inverter and bracket e) Hang the buckle on the inverter to the corresponding position of the 6.1 PV Connection backplane; The series inverter have two PV inputs. Please select photovoltaic f ) Use the inner hexagonal wrench to tighten the inner hexagonal screw on modules with good performance and quality assurance.
  • Page 21 Electrical Connections Electrical Connections Step 4. Tighten the PV pin contact and the wiring harness to make the Ø Connection step connection tight without looseness. The PV port wiring of M-series inverter has been completed, and it can be used directly with the PV port of the X1-Matebox. The D series needs to be wired according to the following steps.

  • Page 22: Grid Port And Eps(Off-Grid) Output Connection

    Electrical Connections Electrical Connections 6.2 Grid Port and EPS(Off-grid) Output Connection The following is the location of the inverter positive and negative (PV+/PV-) ports. The series inverter are single-phase inverter. Suitable for rated voltage 220/230/240 V, frequency 50/60 Hz. For more technical requirements, please consult the requirements of the local public grid.

  • Page 23: Eps(Off-Grid) Block Diagram

    Electrical Connections Electrical Connections 6.3 EPS(Off-grid) Block Diagram Diagram B: Neutral line and PE line are separated from each other, all loads connect to the EPS(Off-grid) port; (For most countries) The series inverter has an EPS(Off-grid) function. When the grid is connected, the inverter outputs go through the Grid port, and when the grid is disconnected, the inverter outputs go through the EPS(Off-grid) port.
  • Page 24 Electrical Connections Electrical Connections Diagram D: Neutral line and PE line are combined together, all Ø EPS(Off-grid) load requirements loads connect to the EPS(Off-grid) port; (Apply to Australia) Warning! Ensure that the EPS(Off-grid) load rated power is within the EPS(Off-grid) rated output power range, otherwise, the Inverter inverter will report an “overload”...
  • Page 25 Electrical Connection Electrical Connection Step 3. Remove the 12 mm insulation layer at the end of the wire. Insert Ø Grid and EPS(Off-grid) connection steps the European-style terminals respectively, and make sure that the Connection requirements stripped ends are inserted into the European-style terminal, and finally use crimping pliers to press tightly.
  • Page 26 Electrical Connection Electrical Connection Step 4. Find the location of the AC interface on the inverter, insert the Step 6. Tighten the waterproof fastening head. crimped terminals into the UW10 terminals L, N, and P according to the wire sequence, and use a flat-blade screwdriver to tighten the screws. (Torque: 1.5±0.1 N ·...

  • Page 27: Battery Connection

    Electrical Connection Electrical Connection 6.4 Battery Connection Ø Battery connection steps Ø Connection requirements Battery port connection line of the M series inverter is on the X1-Matebox, just connect it. It is necessary to wire the D series according to the The series inverter charge and discharge system can be equipped with high following steps.
  • Page 28 Electrical Connection Electrical Connection Step 5. The BAT joint is divided into 2 parts - the plug and the fastening Ø Communication connection head. Insert the cable through the fastening head and the opposite plug. Notice that the red and black lines correspond to different of plugs. Finally, BMS port definition force the cable pair into the plug, will a "click"...

  • Page 29: Communication Connection

    Electrical Connection Electrical Connection 6.5 Communication Connection 6.5.2 Introduction to meter/CT Communication 6.5.1 Introduction to DRM communication The inverter should work with an electric meter or current sensor (CT for short) to monitor household electricity usage. The electricity meter or CT This inverter can support external control signal response, such as can transmit the relevant electricity data to the inverter or platform, which complying with AS4777 regulatory requirements.
  • Page 30 Electrical Connection Electrical Connection Notice for CT connection: CT Connection Ø The current sensor measures the current on the live wire between the Notice! inverter and the public grid. • Do not place the CT on the N wire or ground wire. •...

  • Page 31: Parallel Connection

    Electrical Connection Electrical Connection 6.5.3 Parallel Connection Ø BMS communication cable The series inverters provide parallel function, and up to 2 inverters can be The BMS pin is defined as follows: connected in a system. In this system, one inverter is set as the "master inverter", and the other inverter is switched to the "slave inverter"...
  • Page 32 Electrical Connection Electrical Connection System diagram applied to temperature sensor CT: Ø Wiring Operation and LCD Setting Note: Before operation, please make sure that the inverter meets the following three conditions: 1. The software version of all inverters is the same; PV+ PV- PV+ PV- Battery...
  • Page 33 Electrical Connection Electrical Connection Ø Ø Parallel Control Function How to Remove parallel system Master inverter has an absolute lead in the parallel system to control If one inverter wants to exit from this parallel system, please do the steps as slave inverter’s energy management and dispatch control.

  • Page 34: Com Communication

    Electrical Connection Electrical Connection 6.5.4 COM Communication Inverter communication control external equipment ● COM communication interface is mainly provided for customization the second step of development use. The inverter supports the control of external equipment or external equipment control through communication.

  • Page 35: Communication Connection Steps

    Electrical Connection Electrical Connection 6.5.5 Communication Connection Steps Step 3. Insert the prepared communication cables into the RJ45 terminals in sequence, and then use network cable crimping pliers to press them Step 1. Prepare a communication cable, and then find the communication tightly.
  • Page 36 Electrical Connection Electrical Connection METER/CT communication cable 2) One side of the finished cable, Waterproof connector with RJ45 is Ø inserted into the inverter, and one side of the RJ45 terminal is inserted into the CT connection. METER/CT pin is defined as follow: 1 2 3 4 5 6 7 8 Meter/CT CT1-1...

  • Page 37: Grounding Connection(Mandatory)

    Electrical Connection Electrical Connection 6.6 Grounding Connection (Mandatory) Step 5: Finally, find the corresponding COM, METER, CT, DRM, LCD poets on the inverter and insert the communication cable into the corresponding The user must make two ground connections: one shell grounding, and ports.

  • Page 38: Monitoring Connection

    Electrical Connection Electrical Connection 6.7 Monitoring Connection (Accessories) Step 4. Find the ground connection port on the inverter, and screw the ground wire on the inverter with an M5 Hexagon keys. The inverter provides a DONGLE port, which can transmit data of the inverter to the monitoring website via WiFi Plus Dongle, 4G Dongle, GPRS Dongle, and LAN Dongle.

  • Page 39: Check All Below Steps Before Starting Inverter

    Electrical Connection Electrical Connection 6.8 Check All Below Steps Before Starting Inverter Step 2. Plug WiFi Dongle into the DONGLE port. Ø After the inverter is checked, then conduct the following steps Make sure that the inverter is fixed on the wall. Ensure that all ground wires are grounded.

  • Page 40: Inverter Operation

    Firmware Upgrading Electrical Connection 6.9 Inverter Operation 7 Firmware Upgrading Ø Before operation, check the inverter according to the following steps Ø Upgrade Notices a) Check that the inverter is well xed on the wall. Please read the following precautions before upgrading. b) Ensure that all ground wires are well tightened.
  • Page 41 Firmware Upgrading Firmware Upgrading 2) Please contact our service support to obtain the firmware, and store the firmware in the U disk according to the following path. Update: For ARM file:update \ARM\618.xxxxx.00_HYB_1P_ARM_Vx.xx_xxxxxxxx.usb”; For DSP file:update\DSP\618.xxxxx.00_HYB_1P_DSP_Vx.xx_xxxxxxxx.usb”; Note: Vx.xx is version number, xxxxxxxx is file completion date. Ø...

  • Page 42: Setting

    Setting Firmware Upgrading 8 Setting Step 5. For DSP: Please wait for 10 seconds. When "Update" page shown as as below, press down to select "DSP" and then press Enter. Please confirm the firmware version again and press Enter to upgrade. The upgrade takes about 2 minutes.

  • Page 43: Menu Structure

    Setting Setting 8.2 Menu Structure 8.3 LCD Operation The main interface is the default interface, the inverter will Date & Time System ON/OFF automatically return to this interface when the system started up Language successfully or not operated for a period of time. EPSMute Self Use Self Use Mode...
  • Page 44 Setting Setting Ø Work Mode * For the above three work modes, when the power of PV is insufficient to Self Use supply the loads, the battery will supply the loads. If the battery is insufficient, then the grid will supply the loads. Work Mode Feed-in priority ＞...
  • Page 45 Setting Setting Peak shaving mode Ø System Status Peak shaving mode is set for leaving out peaks in electricity use. Battery Before Peak Shaving BESS discharging into network After Peak Shaving On-grid BESS charging from baseload Load demand/MW generating plant Peaking generation BESS discharging...
  • Page 46 Setting Setting 4) On-grid Ø History Data Here you can see the voltage, current, frequency, and power of the grid. On-grid On-grid Meter/CT-1 0.0V Meter/CT-2 0.0A 0.0W Error Log The history data contains five pieces of information: on-grid power of the inverter, EPS power generation, power of the meter/CT and 5) EPS error logs.
  • Page 47 Setting Setting 3)Meter /CT-1 Ø User Settings Date&Time Here you can see the inverter electricity sold, total electricity sold, electricity bought from the grid and total electricity bought on that day. Language EPS Mute Meter/CT-1 Meter/CT-1 Self-use Mode >FeedIn Today: >FeedIn Total: Feed-in Priority 00.0KWh...
  • Page 48 Setting Setting 6) Backup mode 3) EPS Mute Here you can choose whether the buzzer is turned on when the In this mode, you can set the power reserve percentage of the minimum inverter is running in EPS mode. Select Yes, the buzzer mutes, select battery state, set whether the power can be taken from the mains side to NO, EPS mode, the buzzer will sound once every 4s when the battery charge the battery, and set the amount of power to charge the battery.
  • Page 49 Setting Setting 8) Peak Shaving mode 9) Dry Contact When the user uses the inverter communication control external device This setting is for enabling peak shaving mode. function, you can enter here to set the parameters of the external " DisChgPeriod1"...
  • Page 50 Setting Setting 2) Grid Parameters Ø Advance settings Safety Code Here you can set the protection value of grid voltage and frequency. The Grid Parameters default value is the specified value under the current safety regulations, Charger and the user cannot change it . PV Connection The display content will be displayed according to the requirements of Export Control...
  • Page 51 Setting Setting Charger Charger Charger CT/Meter Setting CT/Meter Setting CT/Meter Setting ＞Select ＞Select Charge oat Discharge Cut Charge Equalization ＞Meter 1Addr: 00.0V 00.0V 00.0V Disable Enable Meter Charger Charger Charger >Max Charge CT/Meter Setting CT/Meter Setting CT/Meter Setting >Max Discharge Discharge BackUp Current: Current:...
  • Page 52 Setting Setting 9) Modbus Mode Comment Select the functional use of the external communication port. COM for Off normal Modbus communication, “EV Charger” for communicating with Over-Excited PF value the EV Charger, DataHub for communicating with DataHub. Under-Excited PF value Upper limit Lower limit Modbus...
  • Page 53 Setting Setting cos φ 13) FVRT Function(apply to 50549) cosφ leading Here you can enable or disable the FVRT Function. 0.9/0.95* FVRT Function Function Select Disable/Enable 14) Power limit Power limit function, the maximum power of the AC port can be set by 0.9/0.95* lagging percentage.
  • Page 54 Setting Setting 18) Battery Heating 21) Exten BAT Func If the battery heating function is needed, you can set it to turn on here, This function is for extending new batteries. This setting shall and set the time period that needs to be heated, and two time periods be invalid under the EPS mode.
  • Page 55 Setting Setting 25) ExternalGen 26) HotStandby Setting This function is mainly to save the capacity of the battery. When PV has no The set value of power must meet the following two conditions when power and the inverter has no output power, the inverter will enter the maximum charging power of batteries is to be set.
  • Page 56 Setting Setting a) About Ø About Here you can see some basic information of the inverter and battery. such as the inverter and battery SN number, software version number, and system run time. About Inverter SN >Inverter Battery Register SN Inverter On-grid Run Time About...

  • Page 57: Troubleshooting

    Setting Troubleshooting 9 Troubleshooting Battery Battery Battery 9.1 Troubleshooting > > Bat_M SN BatBrand: 6S012345012345 This section contains information and procedures for resolving possible problems with this inverter, and provides you with troubleshooting tips to identify and solve most problems that may occur in this inverter. This Battery Battery section will help you narrow down the source of any problems you may...
  • Page 58 Troubleshooting Troubleshooting Number Number DCI overcurrent protection fault. ARM software version mismatch Fault IE 009 DCI OCP Fault • Wait for a while to check if it's back to normal. IE 022 ARM Unmatched • update the software and press the ESC" key to restart the inverter. •...
  • Page 59 Troubleshooting Troubleshooting Number Number Battery Unbalanced Failure Manager EEEPROM Fault. BMS_CellImblance BE 009 • Please contact the battery supplier. • Shut down photovoltaic, battery and grid, reconnect. IE 103 Mgr EEPROM Fault • Or seek help from the installer if it can not return to normal. Battery hardware protection failure BE 010 BMS_Hardware Protect...

  • Page 60: Routine Maintenance

    Troubleshooting Troubleshooting 9.2 Routine Maintenance Number Battery temperature sensor malfunction Inverter do not require any maintenance or correction in most cases, but BMS_TempdiffErr BE 026 • Please contact the battery supplier. if the inverter often loses power due to overheating, this can be attributed to the following reason: Battery Unbalanced Failure BE 027...

  • Page 61: Decommissioning

    Decommisioning Disclaimer 10 Decommissioning 11 Disclaimer The series inverters are transported, used and operated under limited 10.1 Disassemble the Inverter condition, such as environmental, electrical etc. We shall not be liable to provide the service, technical support or compensation under conditions Remove DC input line and AC output line of inverter.

  • Page 62: Warranty Registration Form

    Warranty Registration Form For Customer (Compulsory) Country Name Phone Number Email Address Zip Code State Product Serial Number Date of Commissioning Installation Company Name Installer Name Electrician License No. For Installer Module ( If Any ) Module Brand Module Size(W) Number of String Number of Panel Per String Battery ( If Any )
  • Page 63 PLEASE REGISTER THE WARRANTY IMMEDIATELY AFTER INSTALLATION! GET YOUR WARRANTY CERTIFICATE FROM SOLAX! KEEP YOUR INVERTER ONLINE & WIN SOLAX POINTS! Open your Wait for the camera app camera to and point recognize your device the QR code at the QR code Notification Click the notification banner...

This manual is also suitable for:

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