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SolaX Power X3-MEGA G2 User Manual
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SolaX Power X3-MEGA G2 User Manual

SolaX Power X3-MEGA G2 User Manual

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SolaX Power Network Technology (Zhejiang) Co., Ltd.
Add.: No. 278, Shizhu Road, Chengnan Sub-district, Tonglu County,
Hangzhou, Zhejiang, China
E-mail: info@solaxpower.com
Copyright © SolaX Power Network Technology (Zhejiang) Co., Ltd. All rights reserved.
20 kW-LV / 25 kW-LV / 30 kW-LV / 35 kW-LV
320101031410
X3-MEGA G2
40 kW / 50 kW / 60 kW
User Manual
Version 10.0
www.solaxpower.com
eManual in the QR code or at
http://kb.solaxpower.com/

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Summary of Contents for SolaX Power X3-MEGA G2

  • Page 1 Add.: No. 278, Shizhu Road, Chengnan Sub-district, Tonglu County, User Manual Hangzhou, Zhejiang, China E-mail: info@solaxpower.com Version 10.0 Copyright © SolaX Power Network Technology (Zhejiang) Co., Ltd. All rights reserved. 320101031410 www.solaxpower.com eManual in the QR code or at http://kb.solaxpower.com/...

  • Page 2: Change History

    Change History CHANGE HISTORY Changes between document versions are cumulative. The latest version contains all updates made in previous versions. Version 10 (May. 08, 2024) Added contents about PV dustproof buckles Modified Grounding Connection Version 09 (Mar. 05, 2024) Modified PV terminals and corrected data of device’s weight Version 08 (Jan.

  • Page 3: Table Of Contents

    Contents Version 02 (Mar. 09, 2022) CONTENTS Modified technical data, electric diagram and instructions 1 Notes on This Manual........03 Version 01 (Dec.

  • Page 4: Notes On This Manual

    6.2 PV String Connection ..........28 This manual is an integral part of X3-MEGA G2 series, It describes the 6.3 Grid Connection .

  • Page 5: Safety

    Safety Safety 2 Safety Spark gap devices are not suitable to be used in DC circuits once conducting, they won’t stop conducting until the voltage passes through their terminals typically less than 30 volts. 2.1 Appropriate Usage The inverters are PV inverters which can convert the DC current of the PV ●...
  • Page 6 Safety Safety • CAUTION-RISK of electric shock from energy stored in capacitor. Never WARNING! operate on the solar inverter couplers, The MAINS cables, PV cables or the PV • Ensure input DC voltage ≤Max. DC voltage .Over voltage generator when power is applied. After switching off the PV and Mains, always may cause permanent damage to inverter or other losses, wait for 5 minutes to let the intermediate circuit capacitors discharge before which will not be included in warranty!

  • Page 7: Explanation Of Symbols

    Safety Safety For United Kingdom Beware of hot surface. • The installation that connects the equipment to the supply terminals The inverter can become hot during operation. Avoid contact during operation. shall comply with the requirements of 7671. • Electrical installation of system shall comply with requirements of Danger of high voltages.

  • Page 8: Ec Directives

    EC(2014/35/EU, 2014/30/EU, etc.) before starting the module (i.e. to start the operation). Object Description Defination Photovoltaic string Standard of 2014/35/EU (LVD) X3-MEGA G2 series inverter EN IEC 62109-1; EN IEC 62109-2 Public grid EN 62477-1 Standard of 2014/30/EU (EMC) Warning! EN IEC 61000-6-1; EN IEC 61000-6-2;...

  • Page 9: Basic Features

    Introduction Introduction 3.2 Basic Features Description Item Object Description Thanks for your purchasing of the inverter. Basic features are as follows: DC Switch More energy harvest: Wi-Fi / LAN / 4G dongle (optional) • Maximum efficiency 98.4% DC Connector • 180~1000Vdc MPPT voltage range RS 485 / Meter / DRM (optional) •...

  • Page 10: Technical Data

    Introduction Technical Data 4 Technical Data PV1+ DC /DC Output relay PV2+ Input EMI Boost circuit PV1- PV2- DC/A C PV3+ DC/DC 4.1 DC Input Input EMI PV4+ Boost circuit inverter circuit PV3- PV4- PV5+ DC/DC Input EMI PV6+ X3-MGA- X3-MGA- X3-MGA- Boost circuit...

  • Page 11: Efficiency, Safety And Protection

    Technical Data Mechanical Installation 4.3 Efficiency, Safety and Protection 5 Mechanical Installation X3-MGA- X3-MGA- X3-MGA- 40K-G2(L) 50K-G2(L) 60K-G2(L) X3-MGA- X3-MGA- X3-MGA- X3-MGA- 5.1 Installation Precaution Model X3-MGA X3-MGA X3-MGA 20K-G2-LV 25K-G2-LV 30K-G2-LV 35K-G2-LV -40K-G2 -50K-G2 -60K-G2 Weight [kg] 43.5 DANGER! 97.5 98.4 Max.

  • Page 12: Installation Environment Required

    Mechanical Installation Mechanical Installation 5.2.1 Installation Environment Required 5.2.3 Installation Angle Required -The inclination angle of the installation shall not be greater than 5° and can The installation position shall be well ventilated. not be tilted forward, inverted, excessive back tilted or side tilted. Make sure the installation site meets the following conditions: -The inverter shall be installed more than 500 mm above the ground.

  • Page 13: Installation Space Required

    Mechanical Installation Mechanical Installation 5.3 Tools Preparation 5.2.4 Installation Space Required To ensure good heat dissipation and convenient disassembly, the minimum clearance around the inverter shall not be less than the following values, as shown in the following figure. Hammer drill Multimeter Measuring tape Utility knife...

  • Page 14: Check For Transport Damages

    Mechanical Installation Mechanical Installation 5.4 Check for Transport Damages Item Quantity Description Make sure the inverter is intact during transportation. If there are some visible damages, such as cracks, please contact your dealer immediately. 1 pc Inverter 1 pc Bracket 5.5 Packing Lists 1 pc Communication connector...

  • Page 15: Installation Steps

    Mechanical Installation Mechanical Installation 5.6 Installation Steps Hang the inverter on the bracket and secure it on the bracket with M8 bolts. (Torque: 7.0-8.5N·m) 5.6.1 Installation Steps of Mounting the Inverter on the Wall Step 1: Fix the bracket on the wall Ø...

  • Page 16: Electrical Connection

    Mechanical Installation Mechanical Installation 6 Electrical Connection Step 2: Hang the inverter on the bracket Ø Lift up the inverter. Two methods are available for your choice. 6.1 Grounding Connection Method 1: Two installers directly hold the inverter on the two sides and lift it up. Method 2: Install two lifting rings on the two sides of inverter and lift it up.

  • Page 17: Pv String Connection

    Electrical Connection Electrical Connection Step 2: Connect the grounding cable to the inverter. Ø Step 1: Make the PV cable Ø Connect the grounding cable to the inverter and fix it with torque 7.0-8.5 N·m. Find out the positive/negative PV connectors and positive/ negative PV pin contacts (part B, C, D, E) from accessory box.

  • Page 18: Electric Shock

    Electrical Connection Electrical Connection d. Insert the PV cable through fastening head and plug (male and female) and * Seal the unused PV terminals with the dustproof buckles (part F & G) from the force the male or female plug to the cable. You will hear “Click” which indicates accessory.

  • Page 19: Grid Connection

    Electrical Connection Electrical Connection Disassembling the dustproof buckles and the PV cables Note: -It is recommended to add circuit breaker or fuse at AC side, whose Disassemble the dustproof buckles with the disassembling tool for PV terminal specification is more than 1.25 times of rated AC output current. (part H).

  • Page 20: Communication Connection

    Electrical Connection Electrical Connection 6.4 Communication Connection NOTE! The “Delta Grid” in “Setting”-”Grid Protection”- “Checks” is set as 6.4.1 Communication Signal Definition “Enable” in default. In this condition, the Neutral wire is not required to be connected. Please set “Delta Grid” to “Disable” before connecting the Neutral wire for the inverter.
  • Page 21 Electrical Connection Electrical Connection 6.4.2 Connection Steps of Communication Cable Insert the tube type terminal into the housing according to the label on it. Push the terminal-inserted housing into the body. There will be a slight sound Find out the communication connector (part A) from the accessory box of “Click”, which indicates the connection is completed.

  • Page 22: Parallel Connection

    Electrical Connection Electrical Connection Diagram: Parallel system with Datahub 6.5 Parallel Connection 6.5.1 Connection of Single Unit Slave 1 Slave 2 Slave N Single Unit Diagram: Master RS485 cable CT cable Datahub Meter Meter cable CT cable Loads Meter ~ Grid ~ Grid Note! Before operation, please make sure that the inverters meet the...

  • Page 23: Modbus

    Electrical Connection Electrical Connection 6.6 Modbus Definition Port RS485A IN+ The product is equipped with a Modbus interface via RS485 port. The Modbus interface can be connected via external Modbus control device to SCADA RS485B IN- systems for industrial use and has the following tasks: RS-485-1 - Remote query of measured values RS485A OUT+...
  • Page 24 Electrical Connection Electrical Connection 6.7 Control the Output Power by Connecting a Radio Ripple Control The inverter is preconfigured to the following RRCR power levels: Receiver (RRCR) COM port COM port COM port COM port Active Cos(φ) The inverter can be connected to a RRCR (Radio Ripple Control Receiver) in order Pin 11 Pin 12 Pin 13...

  • Page 25: Monitoring Connection

    Electrical Connection Electrical Connection LAN connection Ø 6.8 Monitoring Connection If WiFi isn’t suitable, the LAN dongle enables users to connect to the network Monitoring Cloud is an application that can communicate with the via an ethernet cable. Ethernet allows for a much more stable connection with inverter via Wi-Fi/LAN/4G.

  • Page 26: Google Play

    Startup of the Inverter Electrical Connection 7 Start the Inverter APP Setting ● After the inverter is checked, then conduct the following steps: Scan the QR code to download SolaXCloud App. Create a new account a) Check that device is fixed well on the wall or stand. and follow the tutorial on the SolaXCloud APP or the App guide at b) Make sure all the DC breakers and AC breakers are disconnected.
  • Page 27 Startup of the Inverter Startup of the Inverter For the inverter with LCD screen: Below is the three different states when operating, which means inverter starting up successfully. Waiting: Inverter is waiting to checking when DC input voltage from panels is Alarm Communication greater than 160 V (lowest start-up voltage) but less than 200 V (lowest...

  • Page 28: Firmware Upgrading

    Firmware Upgrading Firmware Upgrading 8 Firmware Upgrading 2) Wait approximately 15 seconds. The system will start upgrading when the four indicator lights turn off and the buzzer starts buzzing. ● Upgrade preparation 3) When the buzzer stops buzzing and the indicator lights starts blinking again, it means that ARM program is upgraded successfully.

  • Page 29: Setting For Inverter With Lcd

    Setting Setting 9 Setting for Inverter with LCD About Machine Type Manager: Vxx.x AFCI RootMenu FORTH 120kW MCUboot: xx.x Product SN Internal Code >About Status xxxxxxxxxxxxx A xxx.x D xxx.x 22/02/08 10:10 >Meter Master: Vxxx.x Dongle SN Slaver: Vxxx.x Power(kW) XXXXXX >History Enter...

  • Page 30: Setting Menu

    Setting Setting installer password > O/V Stage1 > VacOvp1stTime 350.0V 10.00S >Cyprus >Country >Safety > U/V Stage1 >VDE4105 > VacUvp1stTime 150.0V 10.00S >System State >System ON/OFF > O/F Stage1 > ON < > FacOfp1stTime 52.00V 10.00S >PV Connection >PV Connection >...
  • Page 31 Setting Setting Active Power DryContact >Mode Select >Active Power >ActiveRiseSlope >Soft Start >SoftStart_Slope > Disable < 100.0 % 100.0 % > Disable < 100.0 % >DryContact >Generator >Gen Min. Power >Reconnect Limit >Reconnect_Slope >Power Limits >RRCR >Active Power 120. kW >...
  • Page 32 Setting Setting >LVRT >LVRT 5 -T > O/V Stage1 >LVRT > VacOvp1stTime > Enable < > Xxx.xx S < Grid Protection >Voltage 350.0V 10.00S >LVRT 1 -V >LVRT 6 -T > Xxx.xx V < > Xxx.xx S < > U/V Stage1 >...
  • Page 33 Setting Setting LCD Digital Display Ø >Q(u) >QuQ2 >Q(u) > Disable < 0.01 % The main interface (Level 1) is the default interface, the inverter will automatically jump to this interface when the system started up successfully >Q(u)_3Tau >QuQ3 3tau = 0 S 0.01 % or not operated for a period of time.
  • Page 34 Setting Setting b) Solar a) Language This interface shows the input current of PV. Totally 6 strings of MPPT current Here user can set the language. At present, English is only available for and voltage can be checked for the inverter in maximum. choosing.

  • Page 35: Export Control

    Setting Setting After inputting the password, the information of the LCD interface is shown as d) Export Control below. With this power control function, the inverter can control the energy exported to the grid. The “Control Power” can be set by the installer. When you set ﹦﹦﹦﹦...

  • Page 36: New Password

    Setting Setting Checks Communication Please refer to “Communication” under “Setting” after inputting password “0000" . > AI State Enable New Password Ÿ I-V Curve Scan The user can set the new password here. We need to increase or decrease the Enable to check the current-voltage characteristic curve of the PV module, which word by pressing “Up”...

  • Page 37: Troubleshooting

    Troubleshooting Troubleshooting 10 Troubleshooting Code Alarm Name Descriptions and Diagnosis PV insulation impedance below safety value 1. Check the PV string impedance to ground, if there is a short circuit or 10.1 Troubleshooting IE 00 ISO_Fail insufficient insulation please rectify the short circuit point; 2.
  • Page 38 Troubleshooting Troubleshooting Code Alarm Name Descriptions and Diagnosis Code Alarm Name Descriptions and Diagnosis Loss of grid phase voltage Power failure of power grid / disconnection of AC line or AC switch. 1. Check the grid voltage; 1. Check whether the grid voltage is normal; IE 5B GridPhase_Loss IE 50...
  • Page 39 Troubleshooting Troubleshooting Code Alarm Name Descriptions and Diagnosis Code Alarm Name Descriptions and Diagnosis Relay fault The temperature of inverter module is higher than the allowable value 1. The inverter monitors the external working conditions in real time, and the 1.

  • Page 40: Routine Maintenance

    Troubleshooting Troubleshooting 10.2 Routine Maintenance Code Alarm Name Descriptions and Diagnosis Fan 2 fault Inverters do not need any maintenance or correction in most condition, To ensure 1. If the abnormality is introduced by an external fault, the inverter automatically that the inverter can operate properly for a long term, you are advised resumes normal operation after the fault disappears without manual IE 95...

  • Page 41: Decommissioning

    Troubleshooting Decommissioning 11 Decommissioning • Safety checks Safety checks should be performed at least every 12 months by manufacturer's qualified person who has adequate training, kownledge, and practical experience 11.1 Dismantling the Inverter to perform these tests. T he data should be recorded in an equipment log.If the device Disconnect the inverter from DC Input and AC output.

  • Page 42: Disclaimer

    Disclaimer Warranty Registration 12 Disclaimer Form The inverters shall be transported, used and operated under restricted conditions. We will not provide any service, technical support or compensation in case of the following For Customer (Compulsory) circumstances, including but not limited to: •...
  • Page 43 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...

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