SAJ R6 Series User Manual
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SAJ R6 Series User Manual

Solar inverter
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R6 Series Solar Inverter
R6
Series
SOLAR INVERTER USER MANUAL
Tel: (86)20 66608588
Fax: (86)20 66608589
Web: www.saj-electric.com
R6-5~10K-S2-X R6-5~10K-S3
GUANGZHOU SANJING ELECTRIC CO.,LTD
Add: SAJ Innovation Park,No.9, Lizhishan Road,Science City, Guangzhou High-tech Zone , Guangdong, P.R.China
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  • Page 1 R6 Series Solar Inverter Series SOLAR INVERTER USER MANUAL Tel: (86)20 66608588 Fax: (86)20 66608589 Web: www.saj-electric.com R6-5~10K-S2-X R6-5~10K-S3 GUANGZHOU SANJING ELECTRIC CO.,LTD Add: SAJ Innovation Park,No.9, Lizhishan Road,Science City, Guangzhou High-tech Zone , Guangdong, P.R.China {=2*{page}-1}...
  • Page 2 R6 Series Solar Inverter Preface Thank you for choosing SAJ solar inverter. We are pleased to provide you first-class products and exceptional service. This manual includes information for installation, operation, maintenance, trouble shooting and safety. Please follow the instructions of this manual so that we can ensure delivery of our professional guidance and wholehearted service.

  • Page 3: Table Of Contents

    R6 Series Solar Inverter TABLE OF 5. ELECTRICAL CONNECTION ......................... 21 5.1 Safety Instruction ................................22 5.2 Specifications for Electrical Interface ........................22 CONTENTS 5.3 Connection of Additional Grounding ........................24 5.4 AC Side Electrical Connection ............................ 25 5.5 DC Side Connection ............................... 28 5.6 Communication Connection ............................
  • Page 4 R6 Series Solar Inverter 1.1 Scope of Application This User Manual describes instructions and detailed procedures for installing, operating, maintaining, and troubleshooting of the following SAJ on-grid inverters: R6-5K-S2-X; R6-6K-S2-X; R6-7K-S2-X; R6-8K-S2-X; R6-9K-S2-X; R6-10K-S2-X R6-5K-S3; R6-6K-S3; R6-7K-S3; R6-8K-S3; R6-9K-S3; R6-10K-S3 1.2 Safety Instructions...
  • Page 5 · Do not stay close to the inverter while there are severe weather conditions including storm, lighting, etc. · Before opening the housing, the SAJ inverter must be disconnected from the grid and PV generator; you must wait for at least five minutes to let the energy storage capacitors completely discharged after disconnecting from power source.
  • Page 6 R6 Series Solar Inverter 2.2 Explanations Of Symbols Symbol Description Dangerous electrical voltage This device is directly connected to public grid, thus all work to the inverter shall only be carried out by qualified personnel. Danger to life due to high electrical voltage! There might be residual currents in inverter because of large capacitors.
  • Page 7 R6 Series Solar Inverter 3.1 Application Scope of Products R6 series product is grid-tied single phase inverter without transformer. The product converts the DC generated by solar panels into AC which is in accordance with the requirements of public grid and send the AC into the grid, Figure 3.1 shows the structural diagram of the typical application system of R6 inverter.
  • Page 8 R6 Series Solar Inverter 3.3 Overview of Productsl Model R6-5K-S3 R6-6K-S3 R6-7K-S3 R6-8K-S3 R6-9K-S3 R6-10K-S3 Max. Efficiency 98.2% 98.2% 98.2% 98.2% 98.2% 98.2% Euro Efficiency 97.8% 97.8% 97.8% 97.8% 97.8% 97.8% Protection Overvoltage Protection Integrated DC Insulation Resistance Detection Integrated...
  • Page 9 R6 Series Solar Inverter Model R6-5K-S2-X R6-6K-S2-X R6-7K-S2-X R6-8K-S2-X R6-9K-S2-X R6-10K-S2-X DC Surge Protection Type Ⅱ Model R6-5K-S2-X R6-6K-S2-X R6-7K-S2-X R6-8K-S2-X R6-9K-S2-X R6-10K-S2-X AC Surge Protection Type Ⅲ（type Ⅱ optional） DC Input Overheat Protection Integrated Max. PV Array Power [Wp]@STC...
  • Page 10 4.2 Pre-installation Check 4.2.1 Check the Package Although SAJ’s inverters have thoroughly tested and checked before delivery, it is uncertain that the inverters INSTRUCTIONS FOR may suffer damages during transportation. Please check the package for any obvious signs of damage, and if such evidence is present, do not open the package and contact your dealer as soon as possible.
  • Page 11 Keep it clear of snow Rain Accmulated snow To make sure the installation spot is suitably ventilated, if multiple SAJ on-grid solar inverters are installed at the same area, the safety clearance should be followed for proper ventilation conditions. Communication module*1...
  • Page 12 R6 Series Solar Inverter horizontally or upside down. ③ Considering convenience for maintenance, please install the equipment at eye level. ④ When mounting the inverter, please consider the solidity of wall for inverter, including accessories, make sure the wall has enough strength to hold the screws and bear the weight of products. Please ensure the...
  • Page 13 R6 Series Solar Inverter 4.4.2 Mark the Positions of the Drill Holes of the Mounting Bracket 4.4.4 Mount the Screws and the Mounting Bracket The brackets should be mounted in the mounting position by screws as below. The mounting position should be marked as below.

  • Page 14: Electrical Connection

    R6 Series Solar Inverter 5.1 Safety Instruction Electrical connection must only be operated by professional technicians. Please keep in mind that the inverter is a bi-power supply equipment. Before connection, necessary protective equipment must be employed by technicians, including insulating gloves, insulating shoes and safety helmet.

  • Page 15: Connection Of Additional Grounding

    R6 Series Solar Inverter 5.3 Connection of Additional Grounding WARNING · The ground connection of this additional grounding connection cannot replace the AC cable PE terminal connection. · Connect this additional grounding cable before AC cable connection, DC cable connection and communication cable connection.

  • Page 16: Ac Side Electrical Connection

    R6 Series Solar Inverter 5.4 AC Side Electrical Connection 46mm 16mm Conductor cross-sectional area of cables（mm²） External cable diameter（mm） Conductor material Scope Recommended value 14~20 Copper 6~16 Table 5.2 Recommended AC cable specification Note: If the grid-connection distance is too far, please select an AC cable with larger diameter as per the actual condition.

  • Page 17: Dc Side Connection

    R6 Series Solar Inverter 5.4.1 Earth Fault Alarm 5.5 DC Side Connection This inverter complies with IEC 62109-2 clause 13.9 for earth fault alarm monitoring. If an Earth Fault Alarm occurs, the ring light will be lit up in red and error code <31> will be displayed on LED panel 1 until the error WARNING being solved and inverter functioning properly.
  • Page 18 R6 Series Solar Inverter Connecting Procedures: 5.Fasten the lock screws on positive and negative connectors. 1. Loosen the lock screws on positive and negative connector. 2. Strip the insulation of the positive and negative cables with 8-10mm length. Figure 5.11...

  • Page 19: Communication Connection

    R6 Series Solar Inverter 5.6 Communication Connection Pin Number Name 5.6.1 RS485 Communication R6 inverter is standardly equipped with a RS485 interface, a DRM interface and a RS232 interface. REF GEN COM LOAD Table 5.6 Demand Response Modes (DRM) Figure5.14...
  • Page 20 R6 Series Solar Inverter 5.6.2 RS485 Communication Connection 4.Insert the RJ45 cables into the corresponding ports Proceed as follow to connect the RS485 cables to the inverter 1. (Optional) The RS485 cable is prepared by user. It is recommended to strip the RS485 cable and Ethernet wire insulation.

  • Page 21: Start Up And Shut Down Inverter

    The inverter is equipped with arc-fault circuit interrupter (AFCI). With AFCI protection, when there is an arc signal on the DC side due to aging of the cable or loose contact, R6 series can quickly detect and cut off the...

  • Page 22: Commissioning

    R6 Series Solar Inverter 6.1 Introduction of Human-computer Interface Figure 6.1 Human-computer interface Display Status Description Solid Green The inverter is in normal on-grid state COMMISSIONING Breathing Mode The inverter is in the initialization or waiting state Solid Red An error occurs...

  • Page 23: Monitoring Operation

    R6 Series Solar Inverter 6.2 Monitoring Operation There is no LCD display screen in R6 series products and they could be monitored through eSAJ APP. 6.2.1 Installer APP Installation eSAJ Home could achieve communication with the equipment via Bluetooth, 4G and Wi-Fi and it is an APP for nearby and remote monitoring.
  • Page 24 R6 Series Solar Inverter 6.2.3 Account Login Step 1: Log in to eSAJ Home, if you do not have an account, please register first. Step 2: Go to the “Tool” interface and select “Remote Configuration” Step 3: Click on “Bluetooth” and activate the Bluetooth function on your phone, then click on “Next”...

  • Page 25: Setting Reactive Power Control (For Australia)

    R6 Series Solar Inverter 6.2.4 Inverter Setting Review 6.3 Setting Reactive Power Control (For Australia) After commissioning, the device info including device basic info, running info and event info can be viewed. Country and grid code can be viewed from initial setting.
  • Page 26 R6 Series Solar Inverter Fixed Reactive Power Mode 6.3.2 Setup V-Watt and Volt-Var Mode This inverter complies with AS/NZS 4777.2: 2020 for power quality response modes. The inverter satisfies different regions of DNSPs' grid connection rules requirements for volt-watt and volt-var Settings. e.g.: AS4777 series setting as below Fig 6.4&6.5.

  • Page 27: Export Limit Setting

    Enter the main page of local connection and click on Export limitation setting, enter the password “201561”. Note: With regard to the Power rate limit mode, SAJ sets the product WGra to 16.67%Pn by default in the following cases according to the requirements of 3.3.5.2 as 4777.2: 2020.

  • Page 28: Self-Test (For Italy)

    You can choose self-test item required. Individual self-test time is approx. 5 minutes. All self-test time is approx. 40 minutes. After the self-test is completed, you can save the test report. If self-test is failed, please contact with SAJ or your inverter supplier.

  • Page 29: Fault Code And Troubleshooting

    R6 Series Solar Inverter Error Code Explanation E001 Master Relay Error E002 Master EEPROM Error E003 Master Temperature High Error E004 Master Temperature Low Error E005 Lost Communication M<->S E006 GFCI Device Error E007 DCI Device Error E009 Master Phase1 Voltage High...
  • Page 30 SAJ technical support. E088 Master SW PV Current High Check the settings of the solar panel. SAJ designer can help you. If the above mentioned Table 7.1 Over Bus Voltage are in normal, please contact your distributor or call SAJ technical support.

  • Page 31: Routine Maintenance

    R6 Series Solar Inverter Inverter Cleaning Clean the enclosure lid and LED indicator of the inverter with moistened cloth with clear water only. Do not use any cleaning agents as it may damage the components. Heat Sink Cleaning Clean the heat sinks with dry cloth or air blower. Do not clean the heat sink with water or cleaning agents.

  • Page 32: Recycling And Disposal

    R6 Series Solar Inverter This device should not be disposed as residential waste. An inverter that has reached the end of its life and is not required to be returned to your dealer it must be disposed carefully by an approved collection and recycling facility in your area.

This manual is also suitable for:

R6-5k-s2-xR6-6k-s2-xR6-7k-s2-xR6-8k-s2-xR6-9k-s2-xR6-10k-s2-x ... Show all

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