Jntech JNP Series User Manual
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Jntech JNP Series User Manual

Solar pump inverter
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Solar Pump Inverter
User Manual
JNP2K2H-V6
JNP3KH-V6
JNP3K7H-V6
JNP4KH-V6
JNP5K5H-V6
JNP7K5H-V6
用户手册
I
JNP4KL-V6-EN-V1.0

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  • Page 1 Solar Pump Inverter User Manual JNP2K2H-V6 JNP3KH-V6 JNP3K7H-V6 JNP4KH-V6 JNP5K5H-V6 JNP7K5H-V6 用户手册 JNP4KL-V6-EN-V1.0...
  • Page 2 The copyright belong to Supplier This document involves the proprietary and confidential information about Solar Pump Inverter of Supplier It strictly prohibited to disclose the document by duplicating, photocopying, publishing online and in other forms without Supplier’s permission. Supplier reserves the right to change details in this publication without notice.

  • Page 3: Preface

    Preface Manual Instruction This manual describes the transportation, installation, operation, maintenance and troubleshooting of the following JNP inverters: JNP2K2H-V6 ● JNP3KH-V6 ● JNP3K7H-V6 ● JNP4KH-V6 ● JNP5K5H-V6 ● JNP7K5H-V6 ● For the convenience of the following description , “JNP2K2L-V6, JNP3KL-V6, JNP3K7L-V6, JNP4KL-V6”...

  • Page 4: Symbol Used

    Symbol Used The following safety symbols may be used in this manual, and the meanings are shown in below. Safety Symbol Meaning Means that it may lead to serious accident of injuries, if Danger! safety warning is ignored. Means that it may lead to serious accident of injuries, Warning! equipment serious damage or main business interruption, if safety warning is ignored.
  • Page 5 Inverter related symbols: Symb Meaning Direct current (DC). Alternating current (AC). Protective grounding . Refer to relevant instructions. Can not discard inverter together with domestic garbage . Beware of dangerous high-voltage. Should wait for 5 minutes after inverter and PV panel are disconnected, then inverter only can be touched.

  • Page 6: Table Of Contents

    CONTENT PREFACE ....................III ................... III ANUAL NSTRUCTION .................... III ARGET EADER ..................III SE THE ANUAL ....................IV YMBOL 1 SAFETY INSTRUCTIONS ................9 2 PRODUCTION INTRODUCTION ..............14 2.1 S ............14 OLAR NVERTER NTRODUCTION 2.2 P ’ ...............
  • Page 7 5.2 I ................26 NSTALLATION IRECTION 5.3 I ............... 27 NSTALLATION OF NVERTER 6 ELECTRICAL CONNECTION..............31 6.1 C ............32 ONNECTING ERMINALS OF NVERTER 6.2 S ......... 33 CHEMATIC IAGRAM OF LECTRICAL ONNECTION 6.3 C ................... 34 ABLE ELECTION 6.4 E ..........
  • Page 8 8.1.3 LCD Display Interface Overview ............. 57 8.2 I ..............58 NITIAL PERATIONAL NTERFACE 8.3 S ............60 YSTEM PARAMETER QUERY AND SETTING 8.3.1 Query information item description ..........60 8.3.1.2 Basic Information ..............62 8.3.1.4 Statistic Information ..............63 8.3.3 Information inquiry..............

  • 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 equipment, user or operating person should strictly abide by all the safety information tips of danger, warning and notice which are in the process of operating and maintaining.
  • Page 10 Danger！ The solar cell arrays should be covered with opaque materials when installing the PV arrays during the day, otherwise the solar cell arrays will generate high voltage, causing person casualties. Electrical connections Danger！ Ensure that the solar cell array should be covered by light tight materials, before electrical connecting, otherwise, the solar cell array would produce high voltage under the sun to cause casualties.
  • Page 11 Warning！ If inverter damage caused by the following circumstances will be beyond the warranty scope. Ensure DC max. short-circuit current being in inverter allowable range when ● configure PV arrays, otherwise, may cause non-recoverable damage. Ensure that the open circuit voltage (Voc for short) of JNPxH-V5 shall not exceed ●...
  • Page 12 Notice！ All electrical installation must comply with local and national electrical installation ● standards In order to ensure safe running, proper grounding, using appropriate conductor size ● and providing short circuit protection are required. Connection cable must select suitable specification, firm connection and good ●...
  • Page 13 Maintenance Danger！ Maintenance should be done by professional maintenance technical person. ● Before maintenance, make sure to disconnect the electrical connection on the input ● side of inverter, wait at least 5 minutes, Measure DC side and AC side voltage of inverter with voltage meter, Make sure to operate without voltage on both DC and AC sides...

  • Page 14: Production Introduction

    2 Production Introduction 2.1 Solar Pump Inverter Introduction Solar pump system is different from traditional AC pumping system, which takes use of solar cells to convert solar energy into electricity. It consists of 4 parts: PV modules, Solar Pump Inverter, AC pump and water storage device.
  • Page 15 Figure2-1 Solar pumping application system Table2-1 Solar pumping application system list Name Description PV array Monocrystalline silicon, Polycrystalline silicon. Grid/Diesel three-phase alternating-current supply generator JNP2K2H-V6、 JNP3KH-V6、 JNP3K7H-V6、 Solar pump inverter JNP4KH-V6、 JNP5K5H-V6、 JNP7K5H-V6 AC pump Three-phase AC water pump. Water storage Can be the reservoir, fields etc.

  • Page 16: Product's Introduction

    rectifier voltage , which means Vmp≈1.414*U . For JNPxH serie inverter, AC line input must be three phase, U is voltage between any two lines. For example, line JNPxH serie inverter, the Vmp of single solar panel is 30V, 18pcs solar panels are in serie.

  • Page 17: Production Dimensions

    also can set some function and parameters of inverter. amphenol Contains 2 sets of DC input (PV+, PV-) terminals, AC connector input terminals (AC IN), output (MOTOR) terminals, SENSOR terminals communication (COM) terminals. Machine serial The serial number of the inverter, should be provided during after-sales service Nameplate The basic parameters of the inverter are listed on the...

  • Page 18: Product Name

    Table2-3 Inverter dimension table Model Width(mm) Height(mm) Depth(mm) Net weight（ kg） 11.8 JNP2K2H-V6 11.8 JNP3KH-V6 11.8 JNP3K7H-V6 11.8 JNP4KH-V6 11.8 JNP5K5H-V6 11.8 JNP7K5H-V6 2.2.3 Product Name The Naming of product, take JNP3K7L-V6 for example: H： 380V Company name L： 220V Product series name Power level...

  • Page 19: 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 20 Figure3-1 Inverter and standard fittings Note！ Photos are for reference only, please adhere to the original product! Table3-1 Inverter and fittings table Description Status Pump inverter Standard Photovoltaic input connector (MC4 Standard...

  • Page 21: Identify Inverter

    terminal) Power grid input connector Standard (4-core connector) Inverter output connector (4-core Standard connector) Expansion bolt(M6*60) Standard certificate of soundness Standard specification Standard container loading list Standard Ring tool Standard Water level sensor (Type A) Optional Water level sensor (Type B) Optional hanging panel Standard...
  • Page 22 Figure3-2 Inverter nameplate Table3-2 Nameplate information table Description Name and model of inverter. Inverter parameter information SERVICE TAG...

  • Page 23: Installation Procedure

    4 Installation Procedure 4.1 Prepare Installation Tools The following tools will be needed during inverter installation and wire connection. You also can choose the right tools according to your own experience. Table4-1 Installation tools list Recommend Sketch map Name Function specification Wire crimpers M2.5~M8...
  • Page 24 Installation Reference Installation instruction steps 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 Read the manual, especially the "Safety Instructions”...

  • Page 25: 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 26: Installation Direction

    maintenance. Don't install the inverter in living area, the inverter will produc e 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 27: Installation Of Inverter

    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 5.3 Installation of Inverter Note！ Do not use jackbolts or screws to install inverters on rocks or panels.
  • Page 28 Note! Fix the inverter on the rock or panel with the toggle bolt or screw is not ● permitted. Supplier would provide the bolt which suitable for th e installation on the ● concrete wall. If the inverter is fixed on the wooden wall, please choose suitable bolt to ●...
  • Page 29 Step 2: Use expansion bolts to fix the mounting sheet metal on the wall. The tightening torque of the expansion bolts is 35Nm. Fig. 5-4 Installation of expansion bolts Step 3: Lock the expansion bolt until it is against the wall. Fig.
  • Page 30 sheet metal, until the inverter has been firmly installed on the hanging plate, before releasing the inverter. Figure 5-6 Installation of JNPXH 后视图 侧视图 strakes Back view Figure 5-7. Renderings of finished installation...

  • Page 31: 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 32: Connecting Terminals Of Inverter

    6.1 Connecting Terminals of Inverter Input and output connection terminals at the bottom of the inverter, including DC side input terminal, AC side input terminal, communication ter minal, water level sensor terminal, as shown in the figure below. Figure6-1 External connection terminals of inverter Table6-1 Description Terminals Description...

  • Page 33: Schematic Diagram Of Electrical Connection

    6.2 Schematic Diagram of Electrical Connection Figure 6-2 is the schematic diagram of electrical connection among PV arrays, Solar Pump Inverter and three phase AC pump. Water level sensor and communication interface shall be connected if needed. Solar pumping inverter F.

  • Page 34: Cable Selection

    module Water level sensor Optional, for Dry or Overflow protection. GPRS module Optional, Use for GPRS communication. 6.3 Cable Selection Please select cable according to the following table. Table 6-3 Specification of Cables for Electrical Connection Cable range（ AWG） Inverter PV+、...
  • Page 35 the packaging box of the machine in the way of wiring. Step 2: power input connector will be inserted inverter "AC" IN port, and tighten. As shown in the figure below: Figure 6-3 ACIN connector terminal signal Table 6-4 Description of connecting pins for water level sensors Port (Sensor) connector pin explain Pin 1...
  • Page 36 Figure6-5 Schematic diagram of AC input conductor connection Danger！ When the input AC terminal is connected with the inverter, the circuit breaker at the AC input side shall be disconnected, otherwise the AC input will generate dangerous voltage, causing personal inj ury and death. Do not operate wiring by non professionals.

  • Page 37: Dc Input Side Electrical Connection

    Note！ The phase sequence between AC pump and inverter must be same, otherwise, it shall lead to less output or without water. Whether Phase sequence is corresponding or not should be tested when the pump system trial run for the first time.
  • Page 38 Note！ If there is more strings PV modules in parallel, each string PV module ● should be with the same model, the same number of PV modules, the same inclination angle, the same azimuth angle, and the same cross -sectional area of the connecting wires.
  • Page 39 core and press down with a wire clamp. 3. With the tube core part of the cable wear a fastening nut. As shown on the right, no inverse connection. 4. Insert the tube core wire slot, until you hear the sound of the connection in place, according to the steps to tighten the screw...
  • Page 40 bottom of the corresponding terminal inverter. Figure6-6 Diagram of DC conductor connection Warning！ Make sure the Positive and Negative poles connection of PV array and Inverter are correct! 6.6AC output side electrical connection notice！ Do not connect multiple inverters to a single water pump. danger！...
  • Page 41 connector" in the machine packing box, using the way of wiring. Step 2: insert inverter output connector into the inverter "MOTOR" port, and tighten. As shown in the figure below: Figure 6-7 Motor connector terminal schematic Table 6-4 Description of connecting pins for water level sensors Port (Sensor) connector pin explain Pin 1...

  • Page 42: Water Level Sensor Connection

    Fig. 6-9 Schematic diagram of inverter output wire connection 6.7 Water Level Sensor Connection Dry protection function: There are 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 Inverter.

  • Page 43: Water Level Sensor Interface Define

    Note！ The water level sensors’ location is designed according to your system situation. ● Water level sensor can be bound in corresponding position on the pipeline connected ● to the pump. Other method also can be used to ensure the water level sensor is in the right position.

  • Page 44: Water Level Sensor Connection

    the terminal Overflow protective pin, connect the Pin 2 water level sensor to the white cable of the terminal Note！ Above three input signal of water level sensors is passive signals, which is matching opening or closing signal of the corresponding water level sensors.
  • Page 45 If you selected water level sensor A, then water sensor installation method is shown below: A1 connect to DG A2 connect to COM B2 connect to COM B1 connect to SY Note: Both yellow shrub- like hammer, you need filled water, when you install sensor A Figure6-12 The detail figure of Sensor A B1 connect To SY...
  • Page 46 For dry protection, the end with cable of sensor should be upwards connect to SY connect to COM A:the Installation location of overflow water level For over- sensor. flow protection, the end with cable of sensor should be downwards. connect to DG connect to COM 1.

  • Page 47: Communication Connection

    6.8 Communication Connection 6.8.1 RS485 Communication When the inverter communicates with a single machine, the communication between the inverter and the monitoring equipment can be connected through the communication cable. The COM o utside the inverter is the remote communication terminal, and the output terminal wire is connected to the monitoring equipment (computer).
  • Page 48 Table 6-5 COM terminal pin definition on machine panel Pin No signal name explain RS485 communication port A RS485 communication port B The following diagram guide you to connect a single inverter to monitoring equipment. Figure6-16 Diagram of single communication wiring The wiring diagram is schematic diagram, just take HEXIN conver ting module as an example.

  • Page 49: Gprs Communication

    Note！ The monitoring software is optional, when choose this function, “Inverter  Management System User Manual” can be found from the accompanying CD. The inverter is supplied with default address "10".  6.8.2 GPRS Communication Note：More information about the communication module, please refer to the User and Installation Manual For GPRS.
  • Page 50 seal performance, please operate according to the following instruction . 1. When open the inverter cover, first use a cross screwdriver to remove the grounding screw on the right side of the inverter case, and then use a 5# Allen wrench to screw down the cover plate fixing screws in turn, and install the gasket under the screw.

  • Page 51: 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 dam age may be caused to the inverter. Make sure that the open -circuit voltage of PV array doesn’t exceed the required voltage.
  • Page 52 Ensure that the polarity of PV arrays is correct. ● Ensure that the AC Input R、S、T and GND is correct. ● Check whether the system pipeline is unobstructed or not. ● Switch on the DC-side circuit breakers. ● After finishing the above steps, then begin initialization. According to the pump motor rated current value on the nameplate, setting inverter overload protection value, the method is: modify the “Imotor”...

  • Page 53: Stop Frequency Setting

    When "Group" is selected as the debugging mode, the operation mode is group control. Long press the "ON/OFF" key ON the inverter panel for 3 seconds, the "RUN" light will always be ON after flashing, the inverter will start to RUN, and the system will work (if the load is single -phase pump running for the first time, select "Yes"...
  • Page 54 shutdown frequency, as follows. Step 1: Ensure the system is running and there has water output. To enter “StopFreq” interface. Please refer to"8.3.2.3 DSP Parameter Settings" "8.3.4 parameters" . Step 2: To reduce the value of “StopFreq”. Reduce 5 each time (every change need to press “ENTER”...

  • Page 55: Lcd Panel Operating Instructions

    8 LCD Panel Operating Instructions 8.1 Inverter LCD Display There are 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 56: Description Of Buttons

    until fault or status are cleared. When invert is running normally, “RUN” indicator will be lighted in gr een. ● 8.1.2 Description of Buttons Buttons Name Functions Press once to stop; long time press for “ON/OFF” 3s to get it started. Page up and increase data.

  • Page 57: Lcd Display Interface Overview

    8.1.3 LCD Display Interface Overview Vgrid Igrid Pgrid State_AC Ucap Fout Iaout RunInfo Ibout Start Icout Temp ErrCode StopCode S-Mode Initialize D-Mode Waiting... OF-F Run/Stop GPRS LCD-Ver DSP-Ver Waiting SiteNum InverterInfo R_Mode Hpump Qpump Pgrid npump State_AC Enter Main Menu Pump Info Pout Iaout...

  • Page 58: Initial Operational Interface

    T-Value T-Limit Imotor D-power D-time StopFreq Para Set F-Lim it Loa d D-mo de OF-F OF-Time M-Mo de H-rate DebugM od Q-rate Pump Para Set Fac c n-rate Settings Pexi t （Initial password： NumValue 00） Site Num Set Clear S-Data Clear F-Data CodeValue Password Set...
  • Page 59 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. “RUN” indicator light. Run Waiting Figure8-5 Countdown interface If the start-stop mode of the system is manual (factory default setting), long press the "ON/OFF"...

  • Page 60: System Parameter Query And Setting

    R_Mode Pgrid State_AC Iout Fout Run/Stop D-Mode OF-F Figure8-6 Main interface Main interface display basic running information. Main interface will turn page auto after 10s, or you can turn page through pressing "UP" and "DOWN" button. Noted! JNPxL series inverter with single-phase water pump load is powered on for the first time, the motor parameters will be detected.
  • Page 61 8.3.1.1 operation information The items in the operation information show the current operation information of the inverter. The following table explains each item in detail. Figure8-3 The meaning of main interface parameters RunInfo Introduction Inverter input voltage (V). Inverter input current (A). Inverter input power (W).

  • Page 62: Basic Information

    Run/Stop run /stop status. The connecting situation of inverter’s GPRS. GPRS Return to the previous menu. 8.3.1.2 Basic Information InverterInfo, shows basic information of inverter, please refer to the figure below. Figure 8-4 Basic Information Details Inverter Info Explain LCD-Ver Version information of LCD program.

  • Page 63: Statistic Information

    npump Pump current running speed (r/m) Pout Pump current power (W ) Pump daily water output on that Vday day (m3) Vtol Pump total water output (m3) Return to the previous menu Figure 8-5 Pump information description 8.3.1.4 Statistic Information Statistic Information, statistic of the totally runni ng time and power generation of inverter.
  • Page 64 Fault Inquiry Explain Current Fault Current fault inquiry History Fault History fault inquiry Return to the previous menu. 8.3.2 Setting information Item Description Setting information items are all under the parameter setting menu, including setting of scheduled down time, DSP parameter setting, water pump information, site number setting, zero clearing point information, zero clearing fault information, password setting and language setting.
  • Page 65 Used for setting key parameters of solar pump inverter system. Table 8-9 DESCRIPTION of DSP parameter setting DSP Parameter Description Setting Information Motor current protection value, reference pump motor nameplate set this parameter, recommended to be equal Imotor to 1.2 times the rated current value of the motor. This value represents the operation mode of the inverter: "Economy": the inverter is in the economic mode, and the system automatically selects the grid energy intervention...
  • Page 66 Stop frequency (Hz). Setting principle is stop frequency StopFreq when minimum flow is output. Frequency limit, the maximum frequency that the inverter F-Limit can output. the default value is "50Hz"or"60Hz" For selection of load. This figure differs by different Load pump.
  • Page 67 inverter only use solar energy.(This parameter setting is recommended to be about 75% of the load pump power, with the minimum power change of 100W.) Return to the previous menu. Note！ ● When the user selects solar pump inverter, the parameters in the menu of "DSP Parameter Setting"...
  • Page 68 Set pump rated speed ( r/m) n_rate 8.3.2.4 Site Number Set SiteNum Set, for remote RS485 communication use. Please refer to the figure below. Table 8-12 SiteNum Set Description Description Site Number Set Note The maximum Inverter network site number value is 64.
  • Page 69 Historical Description Note Malfunction Clear The option is to immediately clear the inverter historical Fault. Return to the previous menu. 8.3.2.7. Password Setting Password Setting, to set the password to enter set menu . Table 8-14 Password setting description Password Description Note The default initial value for a...

  • Page 70: Information Inquiry

    After confirming the setting, the LCD display English language of the inverter is set to English. 8.3.2.9. factory data reset Used to restore factory default configuration. Table 8-17 Restore factory Settings setting instruction s Restore factory Settings Description Note information After confirmation, select "Yes"...
  • Page 71 Keys operation and LCD display Description 1. LCD is the main interface Main Menu after startup; RunInfo RunInfo 2. Press to enter the InverterInfo main menu, and the cursor falls on the operation information item; ErrCode ErrCode StopCode 3. Press to enter the operation information item for query;...

  • Page 72: Parameter Setting

    8.3.4 Parameter Setting Enter the correct password before entering the parameter setting interface. After entering the parameter setting menu, you can set the configurable information items given in "8.3.2 Setting Information Item Description" . Here, the setting operation is demonstrated only with the example of " D -power Setting ".
  • Page 73 Keys operation and LCD display Description Main Menu 1. Press on the main RunInfo interface to enter the main RunInfo InverterInfo menu, and the cursor falls on Settings the operation information Settings Fault Inquiry item; 2. Press the up key or down Password key to find the parameter setting item;...
  • Page 74 Password 1. Enter the correct password to T-Limit 语言 中文 enter the setting menu, and the Para Set cursor falls on the timed T-Limit downtime item; Para Set Para Set 2. Press to select the Imotor setting item of D-power; DSP参数设置...
  • Page 75 return to the main menu.

  • Page 76: Malfunction Description

    Note！ All information items given in "8.3.3 Setting Information Item Description" can be set according to the above operation, which is explained here only by taking the setting of D-power as an example. 8.4 Malfunction Description If communication failure appears, the below interface will appear. Comm Error This interface will appear, and Fault red led flickers to show malfunction, this means internal communication malfunction is appear.
  • Page 77 The following table shows the possible fault c odes and status names of the inverter. Table 8-16 Fault codes and status names LCD displays fault code and Name of malfunction and condition status code Drive over current fault Fault 100 PV Array under voltage State 101 Bus over-voltage...

  • Page 78: 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 the form below which covers the fault and troubleshooting.
  • Page 79 will restart than inlet level sensor. automatically. of pump. Inverter Usually appears in shutdown. When early morning, dusk malfunction cloudy days. Array Weak disappear, This situation is aim State 110 output low. sunshine inverter to protect the motor restart pump automatic.
  • Page 80 Cause Troubleshooting Condition Condition Phenomena value code Name 1. Please make sure the system proper designed. power of pump motor should larger than inverter output. Inverter Load higher Make sure shutdown and than rated that the pump is will restart output working in the Output...
  • Page 81 Please check input maximum Inverter voltage output voltage shutdown and higher than array Array will restart maximum make sure this over-voltage automatically Fault106 input voltage is below after voltage inverter malfunction inverter. maximum input disappears. voltage. Input If this happen, Inverter current please...
  • Page 82 frequently, 3. Pipe please contact system SUPPLIER. design is reasonable. Sensor not If this happen connects frequently, Temperature Inverter shut Fault111 proper please contact sensor fault down. damaged. SUPPLIER. 1. Please check Inverter if there is short shutdown, circuit in output non-recover Output wire wires.
  • Page 83 1,check pump Inverter stop wiring, and chek if working, stop 1,Pump is pump can state short circuit or Grid power Fault 202 working normally. disappear, blocked. over current 2,Check if inverter system will 2,hardware output is norma. start problem automatically the inverter Disconnect with shut down,...

  • Page 84: Maintenance

    The grid power the input side of the connection is grid loose and falls off. 9.2 Maintenance Please check and ensure the inverter is not charged with electr icity before any maintenance. A routine examination must be done every half year: Check the inverter for damaged or with deformation.

  • Page 85: Contact Customer Service

    9.3 Contact Customer Service In order to provide faster and better service, pleas e provide us with information below: Model of Inverter ● Series number of inverter ● Malfunction name and time ● Malfunction description ●...
  • Page 86 10 Appendix A Technical Data JNP2K2 JNP3KH- JNP3K7H- JNP4KH- JNP5K5H- JNP7K5H- Item\ Model H-V6 DC input Max. input 880V DC voltage Recommende MPPT 460~850V voltage Max. input DC current MPPT >99% efficiency Max. input DC voltage Utility/diesel input parameters 360~460Vac (3PH) frequency 50Hz/60Hz AC output side...
  • Page 87 Frequency output range 0~50/60Hz rated output current system level IP65 protection Operating ambient -25~60℃ temperature range type natural cooling cooling display communicati RS485/GPRS altitude 3000m, downscaling operation above 3000m noise <50dB meet EN 50178; IEC/EN 62109-1;IEC61800 criterion Specification size (W/H/D) 265/330/150(mm) weight 11.8kg...

  • Page 88: Quality Assurance

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

  • Page 89: Contact U S

    If the product size and parameters have changed, the latest information given by the company shall prevail without notice. If you have any question about Solar Pump Inverter, please contact Supplier.

This manual is also suitable for:

Jnp2k2h-v6Jnp3kh-v6Jnp3k7h-v6Jnp4kh-v6Jnp5k5h-v6Jnp7k5h-v6

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