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

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SolaX Power Network Technology (Zhejiang) Co., Ltd.
NO.288 Shizhu Road, Tonglu Economic Develpoment Zone, Tonglu City,
Zhejiang province, China.
Tel: +86 0571-56260011
E-mail: info@solaxpower.com
X3-MEGA G2 Series
User Manual
20kW - 60kW
Copyright Declaration
The copyright of this manual belongs to SolaX Power Network Technology (Zhejiang)
Co., Ltd. Any corporation or individual should not plagiarize, partitially or fully copy
(including software, etc.) , and no reproduction or distribution of it in any form or by
any means. All rights reserved. SolaX Power Network Technology (Zhejiang) Co., Ltd.
reserves the right of final interpretation.
614.00698.02
www.solaxpower.com

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Summary of Contents for SolaX Power X3-MEGA G2 Series

  • Page 1 Copyright Declaration SolaX Power Network Technology (Zhejiang) Co., Ltd. The copyright of this manual belongs to SolaX Power Network Technology (Zhejiang) NO.288 Shizhu Road, Tonglu Economic Develpoment Zone, Tonglu City, Co., Ltd. Any corporation or individual should not plagiarize, partitially or fully copy (including software, etc.) , and no reproduction or distribution of it in any form or by...

  • Page 2: Table Of Contents

    Contents CONTENTS NOTE ON THIS MANUAL..................1.1 SCOPE OF VALIDITY..................1.2 TARGET GROUP....................1.3 SYMBOLS USED....................SAFETY........................2.1 APPROPRIATE USAGE..................2.2 IMPORTANT SAFETY INSTRUCTIONS............2.3 EXPLANATION OF SYMBOLS..............2.4 EC DIRECTIVES....................INTRODUCTION..................... 3.1 PHOTOVOLTAIC GRID CONNECTED SYSTEM........3.2 BASIC FEATURES....................3.3 OVERVIEW OF THE INVERTER..............

  • Page 3: Scope Of Validity

    5.6.1 INSTALLATION STEPS (ON THE WALL) ........1.1 Scope of Validity 5.6.2 INSTALLATION STEPS (ON THE STAND)........This manual is an integral part of X3-Mega G2 Series, It describes the ELECTRICAL CONNECTION................assembly, installation, commissioning, maintenance and failure of the product.

  • Page 4: Safety

    30 volts. 2.1 Appropriate Usage The X3-Mega G2 Series are PV inverters which can convert the DC current of the ● Anti-Islanding Effect PV generator into AC current and feed it into the public grid.
  • Page 5 DC power from X3-Mega G2 series before attempting any • Measure the voltage between terminals UDC+ and UDC- with a multi-meter maintenance or cleaning or working on any circuits connected (impedance at least 1Mohm) to ensure that the device is discharged before to the X3 series.

  • Page 6: Explanation Of Symbols

    Safety Safety For United Kingdom The inverter complies with the requirements of the applicable • The installation that connects the equipment to the supply terminals UKCA guildlines. shall comply with the requirements of 7671. • Electrical installation of system shall comply with requirements of The inverter complies with the requirements of the applicable 7671 60364-7-712.

  • Page 7: Ec Directives

    2:2005 Photovoltaic string In case of installation in PV system, startup of the unit (i.e. start of designated X3-Mega G2 series inverter operation) is prohibited until it is determined that the full system meets the Public grid requirements stipulated in EC Directive (2014/35/EU, 2014/30/EU, etc.)

  • Page 8: Basic Features

    3.2 Basic Features Object Description Thanks for your purchasing with SolaX X3-Mega G2 Series inverter. The X3- DC Switch Mega G2 Series inverter is one of the finest inverters on the market today, Pocket WiFi / LAN / 4G (optional)

  • Page 9: 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+ Boost circuit X3-MEGA- X3-MEGA- X3-MEGA-...

  • Page 10: Efficiency, Safety And Protection

    30K-G2-LV 35K-G2-LV 40K-G2 50K-G2 60K-G2 • X3-Mega G2 series has the IP66 ingress protection, which allows it to be IP66 Protection level installed outside the door. Operating temperature range • The installation position shall be convenient for wiring connection, operation -25~+60 (derating at 45) [°C]...

  • Page 11: Installation Environment Required

    Mechanical Installation Mechanical Installation 5.2.1 Installation Environment Required 5.2.3 Installation Angle Required -The inclination angle of the flat installation shall be greater than 10° 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 12: Installation Space Required

    Mechanical Installation Mechanical Installation 5.3 Tools Preparation 5.2.4 Installation Space Required Tool equipment To ensure good heat dissipation and convenient disassembly, the minimum clearance around the inverter shall not be less than the following values, as Type Image Image Name Name shown in the following figure.

  • Page 13: Check For Transport Damage

    Mechanical Installation Mechanical Installation Tool equipment Name Image Type Image Name Individual Safety Safety Protection gloves shoes M8x80 Expansion screw x4 Bracket x1 Tool M8Bolt x2 b) Use the bracket as a template for marking the positions of drilling holes on the Dust cover Protective wall with digital level and marker.
  • Page 14 Mechanical Installation Mechanical Installation c) Use the bracket as a template for marking the position of drilling holes on the b) Hang the inverter on the bracket and secure it on the bracket with M8 bolts wall with a digital level and marker. d) Use Φ10 drill to drill holes in accordance with the mark.

  • Page 15: Electrical Connection

    Electrical Connection Electrical Connection 6. Electrical Connection Step 2: Connect the grounding cable to the inverter. Ø a) Connect the grounding cable to the inverter and fix it with torque 6.1 Groundng Connection 12 N·m. The uncharged metal parts in the photovoltaic power generation system, including the photovoltaic substrate bracket and the metal shell of the inverter, should be reliably grounded.
  • Page 16 Electrical Connection Electrical Connection e) Insert the PV cable through fastening head and plug (male and female) Step 1: Make the PV cable Ø and force the male or female plug to the cable. You will hear “Click” which a) Find out the positive x12 DC contactor and x12 nagative DC contactor indicates the connection is completed.

  • Page 17: Grid Connection

    Electrical Connection Electrical Connection Note: WARNING! -It is recommended to add circuit breaker or fuse at AC side, whose When the DC cable is reversely connected or the inverter fails specification is more than 1.25 times of rated AC output current. to work normally, it is forbidden to turn off the DC switch mm²...

  • Page 18: Communication Connection

    Electrical Connection Electrical Connection e) Pull the heat-shrink tubing over AC cable. 6.4 Communication Connection f) Insert the stripped section into OT terminal and crimp with crimping tool and pull the heat-shrink tubing over the crimped section of OT terminal. 6.4.1 Communication Signal Definition Then use hot air blower to shrink it so that they are in firm contact with OT terminal.

  • Page 19: Connection Steps Of Cable

    Electrical Connection Electrical Connection 6.4.2 Connection Steps of Communication Cable e) 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 a) Find out the communication terminal from the accessory box and of “Click”, which indicates the connection is completed.

  • Page 20: Monitoring Connection

    Electrical Connection Electrical Connection 6.5 Monitoring Connection 4G connection Ø SolaX Cloud is a mobile phone application that can communicate with the SolaX Pocket 4G dongle allows you to use a 4G connection to monitor your inverter via Wi-Fi/LAN/4G. It can realize alarm query, parameter configuration, system without the option of connecting to a local network.

  • Page 21: Start Up The Inverter

    Startup of the Inverter Startup of the Inverter 7. Start up the Inverter Indicator status Indicator status definition ● Start inverter after checking all below steps: The inverter communication is normal. Always light on Communication signal indicator (blue) a) Check that device is fixed well on the wall or stand. Flashing No communication data is sent or received for a long time.
  • Page 22 Troubleshooting Troubleshooting error Diagnostics and Solutions error Diagnostics and Solutions Instantaneous high voltage of power grid Bus soft start failure GridVol_OVP_INST DcBus_SSErr 1. Check whether the grid voltage is within the allowable range; 1. Try to restart the inverter; 2. Try to re run the inverter; 2.

  • Page 23: Troubleshooting

    Troubleshooting Troubleshooting 8 Troubleshooting error Diagnostics and Solutions PV insulation impedance below safety value 1. Check PV electrical connection; ISO_Fail 8.1 Troubleshooting 2. Check the grounding of inverter; 3. Contact the installer; This section contains information and procedures for solving possible problems with Incorrect meter direction Meter_Oppsite X3 series inverters, and provides you with troubleshooting tips to identify and solve...

  • Page 24: Routine Maintenance

    Troubleshooting Troubleshooting 8.2 Routine Maintenance error Diagnostics and Solutions The temperature of inverter module is higher than the allowable value Inverters do not need any maintenance or correction in most condition, To ensure Inv_IGBT_NTC_OTP 1. Confirm that the inverter is well ventilated; that the X3-Mega G2 can operate properly for a long term, you are advised 2.

  • Page 25: Decommissioning

    Troubleshooting Decommissioning 9 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 9.1 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 26: Disclaimer

    Disclaimer Warranty Registration 10 Disclaimer Form X3 series inverters are transported, used and operated under limited condition, such For Customer (Compulsory) as environmental, electrical etc. SolaX shall not be liable to provide the service, technical support or compensation under conditions listed below, including but not limited to: Country Name...
  • Page 27 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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