Jntech JNP22KH User Manual
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Jntech JNP22KH User Manual

Solar pumping inverter
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User
Manaul
Solar Pumping Inverter
JNP22
JNP30
JNP37KH
JNP45KH
JNP55KH
JNP55KH-V3-EN-V2.3
I

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Summary of Contents for Jntech JNP22KH

  • Page 1 User Manaul Solar Pumping Inverter JNP22 JNP30 JNP37KH JNP45KH JNP55KH JNP55KH-V3-EN-V2.3...
  • Page 2 The copyright belong to Supplier. This document involves the proprietary and confidential information about Solar pumping inverter of Supplier. It strictly prohibited to disclose the document by duplicating, photocopying, publishing online and in other forms without the company’s permission. Supplier. reserves the right to change details in this pub lication without notice.

  • Page 3: Preface

    ● JNP55KH ● In order to describe conveniently later, JNP22KH, JNP30KH, JNP37KH, JNP45KH,JNP55KH will be short for JNPxH, solar pumping inverter will be short for inverter. The inverter type shall be pointed alone, when int roduce the information about each type of inverter in details.
  • Page 4 are shown in below. Safety Meaning Symbol Means that it may lead to serious accident of injuries, if safety warning is ignored. Danger! Means that it may lead to serious accident of injuries, equipment serious damage or main business interruption, if Warning! safety warning is ignored.
  • Page 5 Beware of dangerous high-voltage. Should wait for 5 minutes after inverter and PV panel are disconnected, then inverter only can be touched. Beware of hot surface The inverter temperature can exceed 60℃ during operation. Please don’t touch the surface to avoid scald. CE certification marks.

  • Page 6: Table Of Contents

    CONTENT PREFACE ....................III ................... III ANUAL NSTRUCTION .................... III ARGET EADER ..................III SE THE ANUAL ....................III YMBOL 1 SAFETY INSTRUCTIONS ................1 2 PRODUCTION INTRODUCTION ..............6 2.1 S ............6 OLAR PUMPING YSTEM NTRODUCTION 2.2 P ...............
  • Page 7 5.2 I ................16 NSTALLATION IRECTION 5.3 I ............... 18 NSTALLATION OF NVERTER 6 ELECTRICAL CONNECTION..............20 6.1 C ............20 ONNECTING ERMINALS OF NVERTER 6.2 S ......... 21 CHEMATIC IAGRAM OF LECTRICAL ONNECTION 6.3 C ..........22 ABLE ELECTION FOR LECTRICAL ONNECTION 6.4 DC S...
  • Page 8 7.6 O ..............44 VERLOAD CURRENT SETTING 7.7 S ................ 44 REQUENCY ETTING 7.8 T .................. 45 ALIBRATION 8 LCD PANEL OPERATING INSTRUCTIONS ........... 46 8.1 I LCD D ................46 NVERTER ISPLAY 8.1.1 LED Indicator Direction ..............46 8.1.2 Description of Buttons ..............47 8.1.3 LCD Display Interface Overview .............

  • Page 9: Safety Instructions

    1 Safety Instructions For the electrical and electronics equipment, safety relates to the whole process of installation, commissioning, operation and maintenance. Therefore, incorrect use or operation would damage the life and personal security of operating person or the third party, and inverters. In order to reduce casualties, damage of inverter and other equipments, user or operating person should strictly abide by all the safety information tips of danger, warning and note which are in the process of operating and maintaining.
  • Page 10 Installing Ensure inverter not have electrical connections and electricity before installing. Danger！ The solar cell arrays should be covered with opaque materials when installing the photovoltaic arrays during the day, otherwise the solar cell arrays will generate high voltage, causing person casualties.
  • Page 11 Warning！ If inverter damage caused by the following circumstances will be beyond the warranty scope of our company. Ensure that the max. short-circuit of DC side is in the inverter allowable range ● when configuring PV arrays, otherwise, inverter may be caused non-recoverable damage.
  • Page 12 Warning！ All the operation and wiring work should be operated by professional electrical ● or machine engineer. Please do not close any breakers before all the equipments are not fully ● connected well. Notice！ All the electrical installation must meet the electrical installation standard of ●...
  • Page 13 Notice！ Only LCD display screen and DC switches can be touched when the inverter is running, the heating devices (such as radiator, etc.) should not be touched to avoid scald. Maintenance Danger！ Maintenance should be done by professional maintenance technical person. ●...

  • Page 14: Production Introduction

    2 Production Introduction 2.1 Solar pumping System Introduction Solar pumping system is different from traditional AC pump application system, Solar pumping system is using solar cells to directly convert solar energy into electrical energy, then Solar pumping inverter drive the AC motor to drive pump getting water from deep well, river, lake etc., finally transport to the destination to meet our demand for water.

  • Page 15: Production Introduction

    Table2-1 Solar pumping application system list Name Description PV array Monocrystalline silicon, Polycrystalline silicon Solar pumping JNP22KH,JNP30KH,JNP37KH,JNP45KH,JNP55KH. inverter AC pump Three-phase AC pump. Water storage Can be the reservoir, fields etc. device 2.2 Production Introduction 2.2.1 Production Appearance Figure2-2 Appearance of Solar pumping inverter...

  • Page 16: Production Dimensions

    Help machine heat dissipation. Hanger Used to hang the inverter on the bracke t. 2.2.2 Production Dimensions Figure2-3 Dimension drawing of Solar pumping inverter (unit : mm) Table2-3 Inverter dimension table Inverter Width(mm) Height(mm) Depth(mm) weight （ kg） type JNP22KH 31.5...

  • Page 17: Product Name

    JNP30KH 31.5 JNP37KH 31.5 JNP45KH 31.5 JNP55KH 31.5 2.2.3 Product Name The way of product naming, take JNP30KH for example: 30K H H： 380V Company name L： 220V Product series name Power level 2.3 Technical Feature Advanced IGBT power module; ●...

  • Page 18: Inverter Unpacking

    3 Inverter Unpacking 3.1 Unpacking Check The product has been tested and checked carefully before transportation, but damage may be caused during transportation, therefore, the product should also be checked carefully before installation. Please check whether inverter outer packing is in good condition; ●...

  • Page 19: Identify Inverter

    Note！ Photos are for reference only, please in kind prevail! Table3-1 Inverter and fittings table Description Description PV pump inverter Certificate of inspection Installation bracket Quick Installation Guideline Water level sensor (Optional) Packing list Ring Terminals Water level sensor (Optional) Expansion bolt Pressure sensor (Optional) 3.2 Identify Inverter...
  • Page 20 Figure3-2 Inverter nameplate Table3-2 Nameplate information table Description Company Logo and name. Inverter model and parameter information . Certificate and safety signs, concrete meaning as “Prefac e”. Company and address. Inverter factory number. Note！ Photos are for reference only, Please adhere to the original products!

  • Page 21: Installation Procedure

    4 Installation Procedure 4.1 Prepare Installation Tools Before installation, need to prepare at first. Inverter installation and wire installation will need the following tools. You also can choose the right tools according to your own experience Table4-1 Installation tools list Sketch map Name Recommend...

  • Page 22: Installation Steps

    4.2 Installation Steps Tools ready, follow these steps to ins tall Table4-2 Installation process Installation Installation instruction steps Reference chapters Before installation, check whether the inverter is in good condition; Whether the product fittings are complete Whether the installation tools and spare parts are complete Whether the installation environment meets the requirements...

  • Page 23: Installation

    5 Installation 5.1 Installation Site Required Inverter installation site environment has very important influence to the safe operation, the performance and life of the inverter. Choose the right installation site before install the inverter. All installation must comply with local standards . ●...

  • Page 24: Installation Direction

    maintenance Don't install the inverter in living area, the inverter will produce some noise ● when running, influence daily life. 5.2 Installation Direction The inverter should be installed vertically or titled backwards with a ● maximum angle of 10° . Do not install inverter tilted forwards.
  • Page 25 100cm 100cm 100cm Figure5-2 Minimum spacing of adjacent installations Table5-1 Minimum spacing dimension Direction Minimum spacing Above 100cm Below 100cm Sides 100cm Front 100cm...

  • Page 26: Installation Of Inverter

    5.3 Installation of Inverter Note! Fix the inverter on the rock or panel with the toggle bolt or screw is not ● permitted. Supplier New Energy would provide the bolt which suitable for the ● installation on the concrete wall. If the inverter is fixed on the wooden wall, please choose suitable bolt to ●...
  • Page 27 Figure5-4 Installation of bolts Step3: Lock down the bolts, make the bolts clin g to the wall. Step4:Hang the inverter onto the installation sheet metal. Until the inverter has been firmly installed on the hanging plate, then can loosen inverter. Side view Top view Lock hole...

  • Page 28: Electrical Connection

    6 Electrical Connection The electrical connection can be carried out when the mechanical installation of inverter is completed. The following operation specification must be followed when making electrical connection. Warning！ All the electrical connection must meet local electrical connection ● standard.

  • Page 29: Schematic Diagram Of Electrical Connection

    Solar pumping inverter Water PV combine pump PV array GPRS Earth antenna Water level RS485 sensor module Figure6-1 External connection terminals of inverter Table6-1 Terminals Description Terminals Description PV array positive input terminal. PV array negative input terminal. DC24V(optional) 24V DC power supply output terminal . COM (optional) RS485 communication interface.

  • Page 30: Cable Selection For Electrical Connection

    Figure6-2 Electrical connection diagram of Solar pumping inverter Table6-2 Equipment list of solar pumping system Equipment name Description PV array The max. Voc of each string is 880V. Computer, used for monitoring system general information, and remote control inverter's start and stop, remote change system operation mode.

  • Page 31: Dc Side Connection

    DC side AC side DC side AC side PV+、 PV- U、 V、 W PV+、 PV- U、 V、 W JNP22KH JNP30KH JNP37KH JNP45KH JNP55KH 6.4 DC Side Connection Danger！ Before connecting PV array and inverter, the PV array should be covered with opaque materials and the DC switch should be off, otherwise, the PV array may generate high voltage, and cause casualty.
  • Page 32 Note！ There have 1 pair of DC input terminals, 6 or 7 PV arrays should be required ● through PV Combiner Box, make sure PV arrays are same, including the model of PV module, number, angle, azimuth, and connecting wires being with the same cross-sectional area.
  • Page 33 Crimp figure. 3. Put the cable through the waterproof terminal, and then put the cable through the fastening nut inside the chassis. Fix the waterproof terminal to the chassis. 4. Screw the waterproof terminals. DC terminal effect figure inside.
  • Page 34 DC terminal effect figure outside. Step2: Ensure that the DC-side PV combine box are in off state. Step3: Ensure that the positive and negative poles of PV array are connected rightly. Step4: Plug the positive and negative connector in to the corresponding terminals at the bottom of the inverter respectively.

  • Page 35: Ac Side Electrical Connection

    6.5 AC Side Electrical Connection Notice！ It’s forbidden to connect several inverters in parallel to one set of pump! Danger！ Ensure that all cables are not charged before electrical operation! Step1: Wire connection of the connector: Please connect the wire of AC connector according to the following picture: Operation Instruction Operation Demonstration...

  • Page 36: Water Level Sensor Connection

    6.6 Water Level Sensor Connection Dry protection function: There have two kinds of detection models, automatic and manual. Automatic dry protection is achieved through inverter ’s software. And manual model need water level sensors to input signal through SENSOR inside Supplier Inverter. Overflow Protection: water level sensors are requested to input signal through SENSOR inside Supplier Inverter.
  • Page 37 To water level sensor DG_IN SY_IN Figure6-5 Terminal block schematic...

  • Page 38: Water Level Sensor Connection

    Table6-5 the definition of pin of terminal block Pin NO. Description +24VDC Positive of 24V DC power. COM24V Negative of 24V DC power. +5VDC Positive of 24V DC power. RS485 communication terminal A RS485 communication terminal B COM5V Negative of 5V DC power. Positive of VCC.
  • Page 39 Notice！ If you select overflow protection water level sensor, you need to set the value of “OF-F”, the LCD menu ”Settings” "Para Set" "OF-F" to modify to “ON”. The setting method with reference to “ 8.3.5 Key Parameters of the ”.
  • Page 40 B1 connect SY_IN B2 connect COM A1 connect DG_IN A2 connect COM A:the Installation location of overflow high water level sensor. B:the Installation location of overflow low water level sensor. 1. C:the Installation location of pump dryed high water level sensor. 2.

  • Page 41: Communication Connection

    Notice！ If you choose Water Level Sensor B, please note the following aspects when intall: 1. For dry protection, the end with cable of sensor should be upwards; 2. For over-flow protection, the end with cable of sensor should be downwards. 6.7 Communication Connection 6.7.1 RS485 Communication RWP or UTP can be used in the connection between inverter and monitoring...

  • Page 42: Gprs Communication

    The wiring diagram is schematic diagram, just take HEXIN converting module as an example. If the user choose other converter, need according to the converter‘s instructions, wiring the inverter’s A, B wires to the converter’s correct terminal. Please refer to “Inverter Management System User Manual” for the corresponding monitoring software settings, after completing the wire connection.

  • Page 43: Disassembling

    6.8 Disassembling 6.8.1Safety Instruction Warning！ Before disassembling the inverter: Turn off the DC switch. ● Waiting for a few minutes to ensure the inverter is uncharged. ● Please don't insert or pull out of any connector when the inverter is in a state of ●...

  • Page 44: Mounting And Dismounting Of Cover Panel

    Operation instructions Demonstration picture 1. Screw out the fastening nut of the threading terminal in counterclockwise direction. 2. Unplug the cable 6.8.3 Mounting and dismounting of cover panel For any special reason, you may need to disassemble the cover, and ensure better seal performance, please operate according to the following instruction .
  • Page 45 Figure6-11 Reference picture of Mounting and dismounting...

  • Page 46: Commissioning

    7 Commissioning 7.1 Verify before Commissioning PV Arrays The PV array should be checked before operating the inverter, and to ensure that the positive and negative mustn’t be misconnect, otherwise, the damage may be caused to the inverter. Make sure that the open -circuit voltage of photovoltaic array doesn’t exceed the required voltage.

  • Page 47: Modify Motor Parameters

    7-1: The default motor parameters Rated rotate speed Rated Rated Power Model Power Frequency Surface Submersible volt. current factor pump pump 380V 50Hz 1475 2875 JNP22KH 22KW 0.86 60Hz 1770 3450 380V 50Hz 1475 2875 JNP30KH 30KW 0.86 60Hz 1770 3450 380V 50Hz 1475...

  • Page 48: Motor Parameters Detection And Commissioning

    7.4 Motor parameters’ detection and commissioning 7.4.1 Motor parameters’ detection 7.4.1.1 Motor parameters’ detection After finishing the modification, press “ENTER” & “DOWN” at the same time to return to the first screen, long-press “ON/OFF” for 4S, and inverter begin motor parameters’ detection, if success, it will indicate “Test finish Start up? YES/NO”;...

  • Page 49: Commission

    change pump, the “DebugMode” should be changed to 6, then press “DOWN” and “ENTER” at the same time to return to the first screen, and begin detect. 7.4.1.2 Set motor parameters by manual If the first commission failed caused by motor parameters’ mismatching, and reset by manual is required.
  • Page 50 Testing... Test finish Start up? R-Mode MPPT Iaout Fout 0.00Hz Run/Stop Stop D_Mode Auto OF-F Figure 7-2 Inverter start to operation inverter Note！ If there is no water output , or flow rate is less than normal situation, even ● there has abnormal sound of pump, possible reasons are shown below: a) Pump motor reversal caused by wrong phase sequence connection.
  • Page 51 7.4.2.2 Motor parameters’ setting by manual If inverter alarm malfunction and cannot pump water caused by mismatching parameters during the first commissioning, setting motor parameters by manual is required. First step: Stop inverter; Second step: refer to “8.3.5.3 Key Parameters of the System Set ” to change “MP-Sel”...

  • Page 52: Inverter Operation Mode Switch

    7.5 Inverter Operation Mode Switch There are two kinds of operation mode of Inverter, one is Vector Control as default, and the other one is VF Control. If you want to try VF, or the performance of Vector is not good, please refer to the following step: First: Stop inverter, and ensure it’s standby;...

  • Page 53: Time Calibration

    Note！ The set of “StopFreq” can ensure inverter stop working when the output power of PV array is too weak to pump water, which can increase the pump’s lifespan. 7.8 Time Calibration The initial time in the inverter is based on Beijing time zone. Please reset time if it doesn't match local time so that the inverter can re cord daily, total generating capacity and historical faults information.

  • Page 54: Lcd Panel Operating Instructions

    8 LCD Panel Operating Instructions 8.1 Inverter LCD Display There have three LED lights, four buttons on the LCD Display, shown in figure 8-1. LED lights LCD display Buttons Figure8-1 LCD Display 8.1.1 LED Indicator Direction Table8-1 LED Indicator Direction Name Color Instructions...

  • Page 55: Description Of Buttons

    8.1.2 Description of Buttons Table8-2 Buttons Function Table Buttons Name Functions Press once to stop; long time press for “ON/OFF” 4s to get it started. “UP” Page up and increase data. “DOWN” Page down and decrease data. “ENTER” To choose and confirm. “DOWN+ENTER”...

  • Page 56: Lcd Display Interface Overview

    8.1.3 LCD Display Interface Overview RunInfo Time Year Month Date Hour Fout Start Minute Iaout Temp ErrCode Initialize T-Limit T-Value Waiting... StopCode S-Mode Para Set U-Rated Run Waiting D-Mode I-Rated P-Rated OF-F F-Rated Run/Stop RPM-Rated PF-Rated LCD-Ver Imotor StopFreq DSP-Ver R-Mode M-Mode SiteNum...

  • Page 57: Initial Operational Interface

    8.2 Initial Operational Interface Once the inverter power on, the system start to initialize, display the initialization interface: Initialize Waiting... Figure8-3 System initialize If the start-stop mode is auto., countdown interface will be display after initialization complete, and when countdown finished, LCD will enter the main interface, inverter will drive water pump.
  • Page 58 inverter can stop auto. Please refer to “8.3.5.2 Timing Shutdown Time Set” for timing shutdown setting. After inverter initializing, main interfaces will be displayed circularly: R-Mode MPPT Iaout Fout 0 .00Hz Run/Stop Stop D-Mode Auto OF-F Figure8-5 Main interface Main interface display basic running information. Main interface will turn page auto after 10s, or you can turn page through pressing "UP"...

  • Page 59: Main Menu

    “AUTOMATIC” doesn’t need Dry mode of PV pump system: external water level sensor, “DETECTION” need external water D-Mode level sensor. The optional function of overflow alarm in PV pump system. On: Inverter has over-flow protection function, If user's solar pump system include water storage device, this parameter should be set to "ON".

  • Page 60: Operation Information

    8.3.1 Operation Information RunInfo, display the running information of the inverter, please refer to the figure below. R-Mode MPPT RunInfo RunInfo RunInfo InverterInfo InverterInfo ENTER MotorCtrlPara ENTER MotorCtrlPara Iaout Statistic Statistic Fout 0.00Hz Settings Settings Run/Stop Stop Fault Inquiry Fault Inquiry D_Mode Auto OF-F...

  • Page 61: Basic Information

    Auto OF-F LCD_Ver LCD_Ver RunInfo DSP_Ver DSP_Ver InverterInfo InverterInfo SiteNum SiteNum MotorCtrlPara ENTER UP/DOWN Statistic JNP22KH JNP22KH Settings Date 21/09/11 Date 21/09/11 Fault Inquiry Time 16:59 Time 16:59 Figure8-7 Procedure of information inquiry Table8-6 Detail information of inverter InverterInfo Explain...

  • Page 62: Motor Control Parameter Interface

    LCD-Ver Version information of LCD program. DSP-Ver Version information of DSP program. Site number of network node of inverter, when communicate SiteNum with RS485. Default value is 10. If modifiable, please refer to“8.3.5.4Site Number Set”. Series number of inverter. Type of inverter. Current day, from left to right shows day, month and year.
  • Page 63 RunInfo RunInfo RunInfo InverterInfo R-Mode MPPT ENTER InverterInfo MotorCtrlPara MotorCtrlPara UP/DOWN MotorCtrlPara Statistic Statistic Settings Iaout Settings Fault Inquiry Fout 0.00Hz Fault Inquiry Run/Stop Stop D_Mode Auto OF-F R-Stat 0mΩ R-Stat 0mΩ L-Leak L-Leak R-Rotr 0mΩ R-Rotr 0mΩ RunInfo L-Mutu L-Mutu InverterInfo I-Ext...

  • Page 64: Statistic Interface

    QIINST Q axis instruction current QIFACT Q axis actual current QUINST Q axis instruction voltage DIINST D axis instruction current DIFACT D axis actual current DUINST D axis instruction voltage ITORQUE Max. torque current Return to previous menu Note！ The above parameters can only be read, cannot be revised. 8.3.4 Statistic Interface Statistic, statistic of the totally running time and power generation of inverter.

  • Page 65: Parameter Setting

    RunInfo RunInfo R-Mode MPPT RunInfo InverterInfo InverterInfo MotorCtrlPara ENTER UP/DOWN MotorCtrlPara Statistic Iaout Statistic Statistic Settings Fout 0.00Hz Settings Fault Inquiry Run/Stop Stop Fault Inquiry D_Mode Auto OF-F RunInfo InverterInfo MotorCtrlPara RunT_D 60min RunT_D 60min Statistic Statistic RunT_T RunT_T Settings ENTER E-Day 0kWh...
  • Page 66 RunInfo RunInfo RunInfo R-Mode MPPT InverterInfo InverterInfo ENTER MotorCtrlPara MotorCtrlPara UP/DOWN Statistic Statistic Iaout Settings Settings Settings Fout 0.00Hz Fault Inquiry Fault Inquiry Run/Stop Stop D_Mode Auto OF-F ENTER Password Password RunInfo InverterInfo MotorCtrlPara Statistic Settings Settings Fault Inquiry Password error Password Password Incorrect...
  • Page 67 Table8-9 Inverter setting Settings Explain Time Adjust LCD display time. To set the stopping time according to user requirement, T-Limit inverter will stop running automatically as setting. For user to set the critical parameters of Solar pumping Para Set system. SiteNum Set Site number setting for remote communication .
  • Page 68 Year Year Time Time Time Month T-Limit T-Limit Date Para Set Para Set ENTER Hour SiteNum Set SiteNum Set ENTER Minute Clear S-Data Clear S-Data Clear F-Data Clear F-Data Password Set Password Set Language Set Language Set Year Year Year Year Month Month...
  • Page 69 8.3.5.2 Timing Shutdown Time Set T-Limit, to set timing shutdown time of the inverter. Please refer to the figure below. Time Time Time T-Limit T-Limit T-Limit Para Set Para Set UP/DOWN SiteNum Set ENTER SiteNum Set T-Value T-Value 0min 0min Clear S-Data Clear S-Data Clear F-Data...
  • Page 70 Time Time Time T-Limit RunInfo T-Limit RunInfo RunInfo R-Mode MPPT Para Set Para Set InverterInfo Para Set InverterInfo ENTER:00 UP/DOWN SiteNum Set MotorCtrlPara SiteNum Set MotorCtrlPara UP/DOWN ENTER Clear S-Data Statistic Clear S-Data Statistic Iaout Settings Settings Clear F-Data Clear F-Data Settings Fout 0.00Hz...
  • Page 71 Table8-11 Loading matching set Para Set Explain Motor rated voltage (V), which should be set according to pump U-Rated nameplate. Motor rated current (A), which should be set according to pump I-Rated nameplate. Motor rated power (w), which should be set according to pump P-Rated nameplate.
  • Page 72 =3 VF control model; =5 Step by step motor parameter detection model ; =6 Continuous motor parameter detection model ; =8 Theoretical calculation PI parameter model. =0 full-order mathematic model; =1 voltage model; VC-Sel =2 improved voltage model; =3 improved full-order mathematic model. FL-Limit Flux linkage limit of motor.
  • Page 73 warning. If you want to use this function, please set to “on”. Default is “OFF”. OF-Time Over-flow alarming recovery time. =AUTO Motor parameter self-detection; MP-Sel =Manual Motor parameter input by manual . =1 Detect stator resistance; =2 Detect leakage inductance; =3 Detect rotor resistance;...
  • Page 74 Notice！ Those parameters cannot be changed easily, only when you get Supplier ● New Energy engineer’s recommendation. Supplier New Energy Inverter is not allowed to be used to drive the pump, ● which rated power is higher than its max. applicable motor output power. 8.3.5.4 Site Number Set SiteNum Set, for remote RS485 c ommunication use.
  • Page 75 8.3.5.5 Statistical Data Clear Clear S-Data, reset accumulated running duration and power inverted figure. Please refer to the figure below. Time Time Time T-Limit T-Limit Para Set Para Set UP/DOWN SiteNum Set SiteNum Set Clear S-Data Clear S-Data Clear S-Data Clear F-Data Clear F-Data Password Set...
  • Page 76 8.3.5.7 Password Set Password Set, to set the password to enter set menu, please refer to the figure below. Time Time Time T-Limit T-Limit Para Set Para Set SiteNum Set UP/DOWN CodeValue CodeValue SiteNum Set ENTER Clear S-Data Clear S-Data Clear F-Data Clear F-Data Password Set...

  • Page 77: Fault Inquiry

    Time Time Time T-Limit T-Limit Para Set Para Set Lang Lang English English UP/DOWN SiteNum Set ENTER SiteNum Set Clear S-Data Clear S-Data Clear F-Data Clear F-Data Password Set Password Set Language Set Language Set Language Set 时间设置 定时停机时间 DSP参数设置 UP/DOWN ENTER 语言...

  • Page 78: Malfunction Warning

    RunInfo RunInfo RunInfo InverterInfo R-Mode MPPT InverterInfo MotorCtrlPara MotorCtrlPara UP/DOWN Statistic Statistic Settings Iaout ENTER Settings Fault Inquiry Fout 0.00Hz Fault Inquiry Fault Inquiry Run/Stop Stop D_Mode Auto OF-F Current Fault Current Fault Fault05 History Fault Figure8-19 Procedure of the current fault inquiry 8.3.7 Malfunction Warning If communication failure appears, the below interface will appear.
  • Page 79 Note！ Malfunction manual reset function: when the mach ine breakdown with malfunction, can long press "ON/OFF" button, the machine can automatically restart immediately. When the machine is displayed Fault12, no such reset function. Fault code and the corresponding meaning are listed below Table8-12 Malfunction and condition code LCD showed Name of malfunction and condition...

  • Page 80: Malfunction And Troubleshooting

    9 Malfunction and Troubleshooting 9.1 Troubleshooting Once malfunction or stop condition appears, the malfunction LED will lighten up, LCD will display current malfunction or stop condition, current malfunction will be recorded by the system for later inquire. Please refer to t he form below which covers the fault and troubleshooting.
  • Page 81 Table9-2 Stop condition and trouble shooting Condition Phenomena Cause value Troubleshooting code Please check the input Inverter shutdown voltage from array and make when fault Out put energy sure this voltage inside State 01 appeared and will from array inverter input voltage range. automatically restart changes Note:...
  • Page 82 time machine will restart automatically. Table9-3 Malfunction and troubleshooting Condition Phenomena Cause value Troubleshooting code Inverter shutdown Please check if there is short will restart Short circuit in circuit in output wires Fault00 automatically after output wire the fault disappears 1.
  • Page 83 Inverter shutdown input Please check maximum will restart voltage higher output voltage of array and Fault06 automatically after than maximum make sure this voltage is malfunction input voltage of below inverter maximum disappears inverter input voltage If this happen, please contact Inverter shutdown Input current of...

  • Page 84: Maintenance

    Inverter shutdown, 1. Please check if there is non-recover short circuit in output wires. malfunction. Output wire 2.If this happen frequently, Fault12 automatically short circuit. please contact Supplier. restart, only recharged 1. Please check if the output Inverter shutdown wires are proper connected will restart Phase...

  • Page 85: Contact Customer Service

    much dust, clean the inverter. Check the inverter cable connection is loose , if loose, tightening again ● according to the connection method of wire. Check whether the cable is damaged, especially the metal surface contact ● surface is cut marks or not. 9.3 Contact Customer Service If you have any question about solar pumping inverte r, please contact us, In order to provide faster and better service , please provide us with information...
  • Page 86 10 Appendix A Technical Data Item \ Model JNP22KH JNP30KH JNP37KH DC input Max. input DC voltage 880Vdc 880Vdc 880Vdc Recommended MPPT 460-850Vdc voltage Max. input DC current MPPT efficiency Number of string AC output Max. applicable motor 22kW 30kW...
  • Page 87 range Cooling method Force cooling Display Communication interface RS485/GPRS Altitude 3000m; above 3000m need derate operating ＜50dB Noise emission Compliance EN 50178; IEC/EN 62109-1; IEC 61800 Item \Model JNP45KH JNP55KH DC input Max. input DC voltage 880Vdc 880Vdc Recommended MPPT voltage 460-850Vdc 460-850Vdc Max.
  • Page 88 Protective class Protection degree IP65 Operating temperature range -25℃ to +60℃,above 60℃ need derate operating Cooling method Force cooling Display Communication interface RS485/GPRS Altitude 3000m; above 3000m need derate operating ＜50dB Noise emission Compliance EN 50178; IEC/EN 62109-1; IEC 61800...

  • Page 89: Quality Assurance

    11 Appendix B 11.1 Quality Assurance The product malfunction in the warranty period, Supplier will be free repair or replacement products. The warranty period take the contract as a standard. Evidence During the warranty period, customers should provide the invoices for the purchase of products and date.

  • Page 90: Contact Us

    If the product size and parameters have changed, the latest information given by the company shall prevail without notice. 11.2 Contact Us If you have any question about Solar pumping inverter, please contact us, and we will be happy to give you answers. Please remember the following contact information...

This manual is also suitable for:

Jnp30khJnp37khJnp45khJnp55kh

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