MEGAREVO R6KH5 User Manual
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MEGAREVO R6KH5 User Manual

Hybrid inverter
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  • Page 2 User Manual DECLARATION SHENZHEN MEGAREVO TECHNOLOGY CO., LTD. ( hereinafter "MEGAREVO" ) reserves the right to modify the frame dimensions, functionality, technical data, parameters, standards without prior notice. The contents of this manual have been checked for accordance with its described hardware and software.

  • Page 3: Other Rights

    MEGAREVO trademarks used in this manual are owned by MEGAREVO. Using data contained in firmware or software developed by MEGAREVO, in part or in full, for commercial purposes by any means is prohibited. Reverse engineering, cracking or any other operation that destroys the original programming design of software developed by MEGAREVO is prohibited.
  • Page 4 User Manual PREFACE Thank you for choosing REVO Series Hybrid Inverter ( hereinafter "inverter" ) . This user manual presents a detailed description of REVO series with respect to product features, structural characteristics, functions, installation, parameter settings, troubleshooting, commissioning and daily maintenance, etc.
  • Page 5 User Manual This manual is valid for the following model of hybrid inverters: • R6KH3 • R8KH3 • R10KH3 • R12KH3 • R15KH3 It will be referred to as "inverter" hereinafter unless otherwise specified. The inverter must only be installed by professional technicians. The professional technician is required to meet requirements as follows: •...

  • Page 6: Technical Support

    If you have any question, or anything that it is not clear for you, or have some troubles during installation, wiring, and/or operation, you are suggested to contact MEGAREVO via its recommended contact information in this manual or contact its sales representatives or service...
  • Page 7 User Manual Content 1 Safety Precautions 1.1 Important Safety Instructions 1.2 Important Safety Instructions 1.3 CE Directives 2 Introduction 2.1 Model Description 2.2 Basic features 2.3 Work Modes 2.4 Dimensions 2.5 Terminals 2.6 Parameters 3 Installation 3.1 Check for Physical Damage 3.2 Packing List 3.3 Mounting 4 Electrical Connection...
  • Page 8 User Manual 5.1 Control Panel 5.2 Instructions for LED Indicator 5.3 Instructions for the use of three modes 6 LCD Operation 6.1 LCD Interface 6.2 Setting 6.3 Inquire 6.4 Statistic 7 Fault Diagnosis and Solutions...
  • Page 9 User Manual Figure Figure 2-1 Symbols on the Product Figure 2-2 E-Version system diagram Figure 2-3 I-Version system diagram Figure 2-4 Dimensions Figure 2-5 Terminals Figure 3-1 Space Requirement Figure 4-1 E-Version system diagram Figure 4-2 I-Version system diagram Figure 4-3 Battery connection Figure 4-4 BMS PIN definition...
  • Page 10 User Manual Table 4-3 Recommended cables and micro-breakers Table 4-4 Common feasible loads for reference Table 4-5 Recommended non-polar DC breakers...
  • Page 11 User Manual History Version Release Date Description V1.00 Jan. 2021 First edition V2.10 Jan. 2023 Update V2.20 Apr. 2023 Update...

  • Page 12: Safety Precautions

    User Manual 1 Safety Precautions Safety signs in this manual: DANGER indicates high-risk potential hazards that, if not avoided, may lead to death or serious injury. DANGER WARNING indicates moderate-risk potential hazards that, if not avoided, may lead to death or serious injury. WARNING CAUTION indicates low-risk potential hazards that, if not avoided, may lead to minor or moderate injury.
  • Page 13 User Manual Danger of burns CAUTION • When the product is working, the upper of the enclosure and the enclosure body may become hot. • During operation, only the touch screen needs to be operated. Radiation may cause damage to health. CAUTION •...
  • Page 14 User Manual WARNING Do not operate the inverter while the equipment is running. WARNING Risk of electric shock! • It is recommended to use only accessories that are compatible with the inverter, otherwise it may lead to the risk of fire, electric shock or personal injury.
  • Page 15 User Manual • CAUTION-The energy stored in the capacitor is a shock hazard, do not operate the inverter, coupler, power cable, battery cable, PV cable or PV generator while energized. After turning off the PV, battery and power supply, always wait 5 minutes to allow the intermediate circuit capacitors to discharge before unplugging the DC, battery and power coupler.
  • Page 16 User Manual use application. • Using appropriate external lightning protection, the effect of a direct lightning strike into a building can be mitigated in a controlled way, and the lightning current can be discharged into the ground. • Installation of SPDs to protect the inverter against mechanical damage and excessive stress include a surge arrester in case of a building with external lightning protection system (LPS) when separation distance is kept.

  • Page 17: For United Kingdom

    User Manual the public.The Revo series inverters offer Active Frequency Drift (AFD) to prevent the islanding effect. 1.1.3 PE Connection and Leakage Current • The end-use application shall monitor the protective conductor by residual current operated protective device (RCD) with rated fault current Ifn≤240mA which automatically disconnects the device in case of a fault.The device is intended to connect to a PV generator with a capacitance limit of about 700nf.
  • Page 18 User Manual • Electrical installation of PV system shall comply with requirements of BS 7671 and IEC 60364-7-712. • No protection settings can be altered. • User shall ensure that equipment is so installed, designed and operated to maintain at all times compliance with the requirements of ESQCR22(1)(a).
  • Page 19 User Manual 6: Only personal with proper expertise can carry out the maintenance of accumulator batteries. 1.2 Important Safety Instructions This section gives an explanation of all the symbols shown on the inverter and on the type label. Table 1-1 Symbols on the Product Symbol Explanation...
  • Page 20 User Manual Symbol Explanation The inverter can’t be disposed together with the household waste. Disposal information can be found in the enclosed documentation. Do not operate inverter until it is isolated from battery, mains and on-site PV generation suppliers. Danger to life due to high voltage. There is residual voltage existing in the inverter after powering off.
  • Page 21 User Manual with safety regulations depends on proper installation and configuration of the system, including the use of the specified wiring. The system must be installed only by professional assemblers who are familiar with safety and EMC requirements. It is the responsibility of the assembler to ensure that the final system complies with all relevant laws of the country of use.

  • Page 22: Model Description

    User Manual 2 Introduction 2.1 Model Description The model description is as follows (take R8KH3 as an example): Figure 2-1 Symbols on the Product R 8 K H 3 R: REVO series 8K: output power, 8kW H: battery high voltage 3: three-phase output 2.2 Basic features Revo Hybrid Series is a high performance inverter that converts solar...
  • Page 23 User Manual E-Version applies to wiring rules that require the N (neutral) wire of the EPS to be disconnected from the N (neutral) wire of the grid (applicable to most countries). Figure 2-2 E-Version system diagram Normal Loads PE BAR The grounding screw hole of inverter is at the lower right corner.
  • Page 24 User Manual I-Version applies to wiring rules that require that the N (neutral) wire of other power sources must not be isolated or switched (applicable to Australian and New Zealand wiring rules AS/NZS_3000:2012). Figure 2-3 I-Version system diagram N BAR Link Normal Loads PE BAR...

  • Page 25: Work Modes

    User Manual • Please control the household load and make sure it is within the "EPS output rating" in EPS mode, otherwise the inverter will shut down and issue an "overload fault" warning. • Please check with the main grid operator for any special grid connection regulations.
  • Page 26 User Manual Solar energy provides power to the loads as GRID first priority, if solar energy and battery are not sufficient to power all connected loads, utility energy (Main Grid) will supply power to the loads with solar energy at the same time. When PV, Grid is available(without battery): Solar energy provides power to the loads GRID...
  • Page 27 User Manual Work mode: peak shift When PV, Grid, Battery is available: On charge time,solar energy will charge battery GRID as first priority.The excess energy will supply power to the loads.If solar energy is sufficient to supply loads and charge battery.and If there's still some extra energy.then the excess power will feed the power to grid.
  • Page 28 User Manual On charge time,grid will charge battery and GRID supply power to the connected loads at the same time. On discharge time,if load power is less than GRID battery power,battery will supply power to loads as first priority.the excess power will be feed to grid.
  • Page 29 User Manual Grid will supply power to load and charge GRID battery at the same time. If the anti-reverse function is set to be allowable, the system will not feed power to grid in self-use, peak shift, battery priority modes. 2.4 Dimensions Figure 2-4 Dimensions...
  • Page 30 User Manual R6KH3, R8KH3, R10KH3, R12KH3, R15KH3 Mounting hole dia. Unit, mm 2.5 Terminals Figure 2-5 Terminals PV String Input BAT Port COM1 PV1+ PV2+ COM2 PV1- PV2- BAT+ BAT- DRY IO GRID BACKUP 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 BACKUP 2...
  • Page 31 User Manual Table 2-1 Terminals PV1+ PV string 1 positive input PV1- PV string 1 negative input PV2+ PV string 2 positive input PV2- PV string 2 negative input COM1 GPRS port(optional) COM2 WIFI port (optional) BAT+ Battery positive input BAT- Battery negative input UPDATE...
  • Page 32 User Manual Backup 1 Backup1 line A phase Backup1 line B phase Backup1 line C phase Backup1 line null line Backup1 line ground electrode Backup 2 Backup2 line A phase Backup2 line B phase Backup2 line C phase Backup2 line null line Backup2 line ground electrode 2.6 Parameters Table 2-2...
  • Page 33 User Manual Battery Model R6KH3 R8KH3 R10KH3 R12KH3 R15KH3 Battery type Lithium and Lead Acid Battery Battery voltage range 125V ~ 600 V Max. charging current / Max. discharging 50 A / 50A current Rated. charging current / Rated. 40A/40A discharging current AC output Model...

  • Page 34: Safety Protection

    User Manual Backup output Model R6KH3 R8KH3 R10KH3 R12KH3 R15KH3 Nominal output voltage 3W+N+PE, 220 / 380 V; 230 / 400 V; 240 / 415 V Rated output frequency 50 Hz / 60 Hz Rated active power 6kVA 8kVA 10kVA 12kVA 15kVA Max.
  • Page 35 User Manual General data Model R6KH3 R8KH3 R10KH3 R12KH3 R15KH3 Power factor at rated power / adjustable 0.99 / 0.8 leading to 0.8 lagging displacement Dimensions (W / H / D) 530 / 560 / 220 mm Device weight 30 kg 31 kg 31kg 33 kg...

  • Page 36: Standard Compliance

    User Manual Standard Compliance Model R6KH3 R8KH3 R10KH3 R12KH3 R15KH3 Safty EN 62109-1, EN 62109-2 IEC 61000-6-1/-2/-3/-4, IEC 61000-3-11, IEC61000-3- Introduction...

  • Page 37: Installation

    User Manual 3 Installation 3.1 Check for Physical Damage Make sure that the inverter is intact during shipment. If there is any visible damage, such as cracks, please contact your dealer immediately. 3.2 Packing List Open the package and take out the product, please check the accessories first.
  • Page 38 User Manual 3.3 Mounting 3.3.1 Installation Precaution REVO Series inverter is designed for outdoor installation (IP 65). Please ensure that the installation location meets the following conditions: • Not in direct sunlight. • Not in areas where highly flammable materials are stored. •...

  • Page 39: Installation Procedure

    User Manual No direct sunlight No rain exposure No snow accumulation Direct sunlight Snow accumulation Rain exposure 3.3.2 Space Requirement Figure 3-1 Space requirement FRONT BOTTOM Directions BOTTOM LEFT RIGHT FRONT Min. size (mm) 3.3.3 Installation Procedure Tools: Terminal blocks, RJ45 crimping pliers, screwdrivers, hand wrenches and drills, etc.
  • Page 40 User Manual Step 1: Mounting the wall bracket on the wall Place the bracket on the wall, mark the location of the four holes and then remove it. Drill holes with an drill, making sure they are deep enough (at least 60 mm) to support the inverter.
  • Page 41 User Manual Step 3: Place the inverter on the wall-mounted bracket by holding the handle on the side. Step 4: Tighten the fixing screws on both sides of the inverter. Step 5: If necessary, an anti-theft lock can be installed on the lower left side of the inverter.

  • Page 42: Electrical Connection

    User Manual 4 Electrical Connection 4.1 PV connection Revo series Hybrid can be connected in series with 2-strings PV modules for 6KW,8KW,10KW,15KW . Select PV modules with excellent function and reliable quality. The open- circuit voltage of module arrays connected in series should be less than Max.
  • Page 43 User Manual The following PV connection mode is NOT allowed! PV array Inverter Connection steps: Step 1 : Inspect PV modules Measure the module array voltage with a voltmeter. Check the PV+ and PV- from the PV string combiner box correctly. Please make sure the impedance between the positive pole and negative pole of PV to ground should be MΩ...

  • Page 44: Grid Connection

    User Manual 10mm 12AWG Crimp! 10mm 12AWG Step 4 : Insert the pin contact through the nut and into the male or female plug, when a "click" is felt or heard, the pin contact assembly is properly seated. Then tighten the nut. Insert Step5 : Plug the PV connector into the corresponding interface on the inverter.
  • Page 45 User Manual should be connected directly to the inverter. Connection steps: Step 1 : Check the grid voltage Check the grid voltage and compare it with the allowed voltage range (Refer to technical data). Disconnect the board from all phases and ensure that it is not reconnected.
  • Page 46 User Manual 10mm Insert & Crimp 4.3 EPS Connection (apply to I Version and E Version only) The REVO series hybrid inverters have both off-grid and on-grid functions. The inverters output power through the AC port when the grid is on and through the EPS port when the grid is off.
  • Page 47 User Manual Auto & Manual For the "E version" inverters, the EPS function can be triggered automatically or manually, depending on the user's preference. For the "I version" inverter, the EPS function can only be triggered automatically. If the user wants to use this function manually, an external switch needs to be installed.
  • Page 48 User Manual Figure 4-1 E-Version system diagram Normal Loads PE BAR The grounding screw hole of inverter is at the lower right corner. Electrical Connection...
  • Page 49 User Manual Figure 4-2 I-Version system diagram N BAR Link Normal Loads PE BAR The grounding screw hole of inverter is at the lower right corner. If you have a request for a compatible contactor, please contact our sales. Electrical Connection...
  • Page 50 User Manual If local policies dictate a wiring pattern that is inconsistent with the above operating guidelines, especially for N (neutral) wire, earth and RCD, please contact us before operating! This wiring diagram is for reference only and complete electrical connections should be made in accordance with local regulations.
  • Page 51 User Manual Disassemble the waterproof connector and waterproof cover and thread the cable through the waterproof connector. Step 2 : Insert the terminals into the EPS port of the inverter (loosen or tighten the crimp terminal screws with a one-way screwdriver). 10mm Insert &...
  • Page 52 User Manual Requirements for EPS loads Make sure the rated load power of the EPS is within its rated output range, WARNING otherwise the inverter will shut down with an "overload" warning. When an "overload" occurs, adjust the load power to ensure it is within the EPS output power range before turning on the inverter.

  • Page 53: Battery Connection

    User Manual For example: Power Equipment Start Rated 100VA (W) 100VA (W) Incandescent lamp : 100W 80VA (W) 60VA (W) Fluorescent lamp: 40W 450~750VA (W) 300VA (W) Fridge: 150W 4.4 Battery Connection The charge/discharge system of Revo series hybrid inverters is designed for high voltage lithium batteries.

  • Page 54: Battery Connection Diagram

    User Manual Battery connection diagram Figure 4-3 Battery connection BATTERY BMS PIN Defination The communication interface between the inverter and the battery is RJ45, and its protocol is RS485 or CAN. Figure 4-4 BMS PIN definition RS485 × × × ×...
  • Page 55 User Manual The battery communication can only work when the battery BMS is compatible with the inverter. Battery connection steps: Step 1: Select the 10mm wire and remove 15mm of insulation from the end of wire. Step 2: Thread the end of the wire into the tubular terminal and use crimping pliers to crimp it tightly.
  • Page 56 User Manual 4.5 CT Connection and Phase instruction CT is used for monitoring the power usage for entire house, at the meantime, inverter will also need the data from Meter to achieve the Export Control Function. Figure 4-5 CT connection and phase wiring diagram Grid GRID Arrow...
  • Page 57 User Manual CT connection steps: Step 1: Disassembly of waterproof connector and waterproof cover. Step 2: Prepare a communication cable (without sheath) and pass the cable through the waterproof connector. Step 3: Insert RJ45 end of the CT cable into the CT port of the inverter. Step 4: Assemble waterproof connectors and waterproof cover.
  • Page 58 User Manual Figure 4-6 DRM PIN definition Definition DRM1/5 DRM2/6 DRM3/7 DRM4/8 DRM0 DRM connection steps: Please refer to CT steps for DRM connection. Please kindly note that the definition of PIN and the location of the port will be slightly different. Seal The seal is for waterproofing.

  • Page 59: Wifi Connection (Optional)

    User Manual 4.7 WiFi Connection (optional) The inverter provides a WIFI port that allows data to be collected from the inverter and transmitted to a monitoring website via WIFI. Purchase this WIFI adaptor from the supplier if needed. Figure 4-7 WIFI connection diagram Cloud WIFI connection steps:...
  • Page 60 User Manual 4.8 GPRS Connection (optional) Revo hybrid inverters offer a GPRS (radio frequency) interface to control the switching time of a given load via a smart plug (which can be purchased from the supplier if required), thus allowing the load to consume mainly PV energy during operation and minimizing energy costs.

  • Page 61: Inverter Manipulation

    User Manual 4.9 Inverter Manipulation Start inverter after checking all the following steps: Make sure the inverter is fixed well on the wall. Make sure all DC wiring and AC wiring is complete. Make sure the meter/CT is well connected. Make sure the battery is well connected.
  • Page 62 User Manual response times and values for overvoltage, undervoltage, overfrequency and underfrequency. Electrical Connection...

  • Page 63: Control Panel

    User Manual 5 Setting 5.1 Control Panel Figure 5-1 Control panel Indicator LED LCD Screen Display the information Function Button DOWN ENTER Return from Move cursor up Move cursor down Confirm and current interface or or increase or decrease the save current function setting value...
  • Page 64 User Manual 5.3 Instructions for the use of three modes 1 SETUP 4 RUN SETTING 1 SYS SETTING 1 REACT MODE 1 WORK MODE 1 POWER FACTOR 1 SELF CONSUME 2 REACT POWER 2 PEAK SHIFT 3 QU WAVE 3 BAT PRIORITY 4 QP WAVE 2 EPS ENABLE 2 GRID POWER...
  • Page 65 User Manual 2 INQUIRE 3 STATISTIC 1 INV MODULE 1 E-TODAY 2 MODULE SN 2 E-MONTH 3 FIRMWARE 3 E-YEAR 4 RECORD 4 E-TOTAL For example: Before selecting the mode, you can set it up according to the local power grid, PV input mode and battery type. Select 1: Set up Press Press...

  • Page 66: Battery Parameters

    User Manual Battery parameters Setting Enter password Press Press Select corresponding battery, 1: BAT TYPE Press to confirm Setting...

  • Page 67: Lcd Operation

    User Manual 6 LCD Operation 6.1 LCD Interface 6.1.1 Error information • Numbers represent error codes and text is ERROR NO. error message. 02:BatDisconnect 27:BMS Comm. fail • Refer to Chapter 7 for contents. NOTE: When appears in the upper right corner of the screen , you cannot turn the page, you need to press to unlock it first.

  • Page 68: Battery Interface

    User Manual 6.1.4 System setting 3 • EPS ENABLE: Enables the battery to supply SYSTEM 3 power to the load when the grid and PV are off, EPS ENABLE: ENAB which is enabled by default. 6.1.5 PV1 Input display interface •...
  • Page 69 User Manual 6.1.9 Battery information interface • TYPE: Battery type:(lead-acid, lithium battery) BATTERY INFO • TEMP: Battery temperature TYPE: Lithium TEMP: • SOC: Percentage of battery capacity from the SOC: 6.1.10 Battery current interface • CHAR VOL: Max. charging voltage requested BMS PRMETER by the battery BMS CHAR VOL:...
  • Page 70 User Manual 6.1.13 LOAD Synonymy: BACK-UP/EPS/LOAD LOAD: U: 0.0V 0.0A V: 0.0V 0.0A W: 0.0V 0.0A • U: Load-phase U real-time voltage | Load-phase U real-time current • V: Load -phase V real-time voltage | Load-phase V real-time current • W: Load -phase W real-time voltage | Load-phase W real-time current 6.1.14 INV POWER •...
  • Page 71 User Manual 6.1.18 Temperature • INVER: DC/AC temperature TEMPERATURE • DCDC: DC/DC temperature INVER: DCDC: • INSIDE: Internal ambient temperature INSID: 6.1.19 State • SYS: Display complete inverter status STATE information, Including: Initialization, Standby, SYS: STANDBY INV: STANDBY PV connected to grid, Battery connected to DCDC: STANDBY Grid, Hybrid power supply, Fault, Service ,Self -check, Off gird, grid, INV to...

  • Page 72: System Setting

    User Manual 6.2.3 Setup • This interface is used for various information SETUP inquiry menus. -> 1: SYS SETTING 2: BAT SETTING • Press to select the corresponding 3: GRID STD 4: RUN SETTING 5: option. 485 ADDRESS 6: BAUD RATE 7: LANGUAGE •...
  • Page 73 User Manual 6.2.4.3 Peak shift work time • This interface is used to select the working WORK MODE mode. 1: SELFCONSUME -> 2: PEAK SHIFT • Press to return to setting interface. 3: BAT PRIORITY • Select the peak shift mode, you also need to WORK MODE set the charge and discharge time.
  • Page 74 User Manual 6.2.4.5 Battery wake-up • When the battery is low and the battery relay WAKE-UP EN has been disconnected, the inverter will send -> 1: DISABLE 2: ENABLE a signal through the BMS to the battery force- suck relay and the inverter will charge. •...
  • Page 75 User Manual 6.2.5 Bat setting 6.2.5.1 Bat setting • This interface is the battery parameters menu. BAT SETTING • Press to select corresponding option; -> 1: BAT TYPE 2: DISC-DEPTH 3: CHARG-CURR • Press to enter the selected menu; 4: BAT-COMM •...
  • Page 76 User Manual • This interface is used to set the lead acid BAT OVP battery charge protection voltage. (The input INPUT: value ranges from 141 to 600) UNIT: • Charge protection voltage, as recommended by the battery manufacturer. • This interface is used to set the lead acid BAT CAP battery capacity.
  • Page 77 User Manual 6.2.6 Grid standard • This interface is used to select Grid standard. GRID STD • Press to select the corresponding -> 1: AU 2: AU-W 3: NZ option. 4: UK 5: VDE • Press to confirm. 6: KR 7: PHI 8: CN 9: US-CA...
  • Page 78 User Manual 6.2.7 Run setting 6.2.7.1 Run setting • This interface is run setting menu. RUN SETTING • Press to select the corresponding 1: REACT MODE -> 2: GRID POWER 3: DISC POWER option. 4: PV POWER 5: VAC-MIN • Press to enter the selected menu.
  • Page 79 User Manual 6.2.7.4 Discharge power The input value is the power percent of battery DISC PERCENT discharge. INPUT: 100% 6.2.7.5 PV power The input value is the power percent of PV. PV PERCENT INPUT: 100% 6.2.7.6 VAC-Min The input value of grid low voltage. (This is valid GRID VOLT LOW only if the grid standard is "custom") INPUT:...

  • Page 80: Press To Confirm

    User Manual 6.2.7.10 Active rep. This interface is used to enable or disable the ACTIVE REP. relevant function for on-grid operation. 1: PWR-VOLT RES -> 2: PWR-FREQ RES • Press to select corresponding option; 3: PFC-VOLT RES 4: PFC-FREQ RES 5: ACTIVE ISLAND •...
  • Page 81 User Manual 6.2.9 Baud rate This interface is used to select baud rate. SELECT -> 1: 2400 bps 2: 4800 bps 3: 9600 bps 6.2.10 Language This interface is used to select language. LANGUAGE 1: Chinese -> 2: English 3: Deutsch 6.2.11 Backlight This interface is used to set backlight duration of LIGHT TIME...

  • Page 82: Maintenance

    User Manual 6.2.15 Maintenance Reserved. PASSWORD INPUT: ***** 6.2.16 Factory reset This interface is used to reset the inverter. FACTORY RESET -> 1: CANCEL 2: CONFIRM 6.3 Inquire 6.3.1 Inquire • Press to select corresponding option; INQUIRE -> 1: INV MODULE •...
  • Page 83 User Manual 6.3.5 Running records This interface displays running recorders. REC(01) Batdisconnect 12-25 23:00 DOWN: 6.3.6 Diagnose For internal use in the factory. DIAGNOSE 000000 000000 000000 000000 000000 000000 6.4 Statistic This interface displays inverter operation statistics. STAT. 1: Displays inverter operation and grid-connection 1: TIME STAT.

  • Page 84: Fault Diagnosis And Solutions

    User Manual 7 Fault diagnosis and solutions The following table lists some basic problems that may occur in practice and the corresponding basic solutions. When you encounter the following problems, please refer to the following solutions. If the problem is still not solved, please contact your local distributor. Codes: Solutions: •...
  • Page 85 User Manual Codes: Solutions: Content: BatDisconnect • Check whether the battery is Explaination: connected. Battery Disconnect. (Battery • Check if battery wiring port is voltage not identified) open circuited. • If the error/warning remains, please contact customer service. Codes: Solutions: Content: Bat Under Vol •...
  • Page 86 User Manual Codes: 06 / 07 Solutions: Content: Gird low vol / over vol • Check if the grid is abnormal. Explaination: • Restart the inverter and wait until Grid voltage is abnormal. it functions normally. • If the error/warning remains, please contact customer service.
  • Page 87 User Manual Codes: Solutions: Content: Bus over vol • Check the input mode setting is Explaination: correct. BUS voltage is over maximum • Restart the inverter and wait until value. it functions normally. Codes: Solutions: Content: Inv over cur Explaination: Restart the inverter and wait until it The inverter current exceeds the functions normally.
  • Page 88 User Manual Codes: Solutions: Content: InvFreqAbnor • Check if the INV frequency is Explaination: abnormal. INV frequency is abnormal. • Restart the inverter and wait until it functions normally. • If the error/warning remains, please contact customer service. Codes: Solutions: Content: Bat over temp Explaination:...
  • Page 89 User Manual Codes: Solutions: Content: Grid Phase error Explaination: Check power grid wiring The power grid phase sequence is incorrectly connected. Codes: Solutions: Content: Arc Fault • Check Photovoltaic panels, PV Explaination: wire. PV Arc Fault • If the error/warning remains, please contact customer service.
  • Page 90 User Manual Codes: Solutions: Content: PV iso low • Check if the PE line is connected Explaination: to the inverter and is connected PV Low insulation impedance. to the ground. • If the error/warning remains, please contact customer service. Codes: Solutions: Content: Bus Relay Fault...
  • Page 91 User Manual Codes: Solutions: Content: Selftest fail • Restart the inverter and wait until Explaination: it functions normally. The inverter may be damaged. • If the error/warning remains, please contact customer service. Codes: Solutions: Content: System fault • Restart the inverter and wait until Explaination: it functions normally.

This manual is also suitable for:

R8kh5R10kh5R12kh5R15kh3R12kh3R15kh5

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