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Jntech JNP11KH-V5 User Manual

Solar pump inverter
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Solar Pump Inverter
User Manual
JNP11KH-V5
JNP15KH-V5
JNP18K5H-V5
JNP18K5H-V5-EN-V1.2
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  • Page 1 Solar Pump Inverter User Manual JNP11KH-V5 JNP15KH-V5 JNP18K5H-V5 JNP18K5H-V5-EN-V1.2...
  • 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

     JNP18K5H-V5  For the convenience of the following description, JNP11Kh-V5, JNP15Kh-V5, JNP18K5H-V5 is referred to as JNPxH, and photovoltaic pump inverter is referred to as inverter. The inverter type is pointed out separately when the relevant information of each type of inverter is introduced in detail.
  • Page 4 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. Means that it may lead to moderate accident of injuries, Notice! equipment moderate damage or part of the business...
  • 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 ........................III YMBOL 1 SAFETY INSTRUCTIONS....................9 2 PRODUCTION INTRODUCTION.................14 ..............14 2.1 S OLAR NVERTER NTRODUCTION ..................17 2.2 P ’ RODUCT NTRODUCTION 2.2.1 Appearance....................17 2.2.2 Production Dimensions ................18 2.2.3 Product Name....................
  • Page 7 ..................26 5.2 I NSTALLATION IRECTION ..................27 5.3 I NSTALLATION OF NVERTER 6 ELECTRICAL CONNECTION..................30 ..............31 6.1 C ONNECTING ERMINALS OF NVERTER ..........32 6.2 S CHEMATIC IAGRAM OF LECTRICAL ONNECTION ..................... 33 6.3 C ABLE ELECTION ................34 6.4 AC S LECTRICAL ONNECTION ....................
  • Page 8 8.1.3 LCD Display Interface Overview..............54 ................56 8.2 I NITIAL PERATIONAL NTERFACE ..............58 8.3 S YSTEM PARAMETER QUERY AND SETTING 8.3.1 Query information item description............58 8.3.1.2 Basic Information..................59 8.3.1.4 Statistic Information................60 8.3.3 Information inquiry..................69 8.3.4 Parameter Setting ..................71 8.4 Malfunction Description.................

  • 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 JNP4KL-V5 shall not be ●...
  • 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 Monocrystalline silicon, Polycrystalline silicon. Grid/Diesel Single phase or three phase AC source.(see generator the appendix of each model for specific requirements) Jnp11kh-v5, JNP15Kh-V5, JNP18K5H-V5 Solar pump pump inverter. inverter AC pump Three phase AC pump. Water storage Can be the reservoir, fields etc.
  • Page 16 maximum power point voltage Vmp is basically equal to or close to the AC rectifying voltage. That is, Vmp≈1.414*U line, and the input voltage of the JNPxH series grid for the three-phase inverter U line is the voltage between any two lines. For example, for the JNPxH series single panel 30Vmp and 18 panels in series, Vmp=30*18=540V≈1.414*380=537.3V.

  • Page 17: Product S Introduction

    2.2 Product’s Introduction 2.2.1 Appearance Figure2-2 Appearance of Solar Pump Inverter Table2-2 Inverter appearance information table Name Introductions LCD display Man-machine interface, you can check the inverter screen operating information through LCD display screen, also can set some function and parameters of inverter.

  • Page 18: Production Dimensions

    Terminals Cover Including DC input terminal (PV+ 、 PV-);AC input terminal(AC IN); output terminal (MOTOR); sensor connection terminal (SERSOR) and communication terminal(COM) under the cover. 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 name plate Hanger...

  • Page 19: Product Name

    Table2-3 Inverter dimension table Net weight（ kg） Model Width(m Height(mm) Depth(mm) JNP11KH-V5 518.5 17.5 JNP15KH-V5 518.5 17.5 JNP18K5H-V5 518.5 17.5 2.2.3 Product Name The Naming of product, take JNP18K5H-V5 for example: 18K5H H： 380V Company name L： 220V Product series name...

  • Page 20: 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 21: Identify Inverter

    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 Inverter model Standard Quick installation instruction Standard Certification Standard Expansion Bolt Standard Terminal block Standard Hanging board Standard Terminals Optiona...
  • Page 22 Figure3-2 Inverter nameplate Table3-2 Nameplate information table Description Inverter name and model Inverter parameter information Certificate and safety signs, concrete meaning as “Preface” Inverter factory number...

  • 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 Sketch map Name Recommend Function specification Wire crimpers M2.5~M8...

  • Page 24: Installation Steps

    4.2 Installation Steps Tools ready, follow these steps to install. Table4-2 Installation process Installatio Installation instruction n steps Referenc 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 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 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 27: Installation Of Inverter

    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 the installation on the ● concrete wall. If the inverter is fixed on the wooden wall, please choose suitable bolt to ●...
  • Page 29 Step 2: Use an expansion screw to secure the panel to the wall. FIG. 5-4 The installation of the hanging boardStep 3: Lock the expansion bolt until the expansion bolt is attached to the wall.Put on photovoltaic inverter. FIG. 5-5 Completion effect of installation...

  • Page 30: 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 31: Connecting Terminals Of Inverter

    6.1 Connecting Terminals of Inverter All connection terminals are at the bottom of the inverter, Remove the terminal cover with a cross screwdriver, It contains DC side input (PV) terminal, AC side AC input (AC IN), AC output (MOTOR) terminal, communication terminal and water level sensor terminal inside The DC side input terminal, AC side input and output terminals, and the grounding terminal are connected by a terminal block.The communication terminal and water level sensor terminal are...

  • Page 32: Schematic Diagram Of Electrical Connection

    PV array DC input terminals, including PV+,PV-. MOTOR Output terminal, connect with AC pump, including U,V,W. SENSOR Water level sensor signal input terminal (optional ) RS485 or GPRS communication interface (optional) Grounding terminal(Grounding screw on the right side of inverter case) 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.

  • Page 33: Cable Selection

    Please select cable according to the following table. Table 6-3 Specification of Cables for Electrical Connection Cable range（ AWG） Cable recommended Inverter （ AWG） DC side AC side DC side AC side PV+、 PV- U、 V、 W PV+、PV- U、 V、 W JNP11KH-V5 JNP15KH-V5 JNP18K5H-V5...

  • Page 34: Ac Side Electrical Connection

    6.4 AC Side Electrical Connection Notice！ It’s forbidden to connect several inverters in parallel to one set of pump! Danger！ Ensure that all cables have no charge before electrical operation! Step1: Connect the wires first: Follow the steps below to connect the AC wires: Operation Instruction Operation Demonstration Step1.
  • Page 35 pass through the AC in waterproof terminal, U, V, W pass through the motor waterproof terminal. R,S,T are AC input terminals, and U,V,W are AC output terminals which should be connected to pump. Noted: For JNPxL series single phase AC input inverter, AC input Live line is fixed to R corresponding terminal, Neutral line is fixed to S corresponding terminal, T terminal is not connected.
  • Page 36 operate wiring by non professionals. Please make sure the AC input and AC output wiring is correct, Do not connect the input and output reversely, otherwise the inverter will be damaged. Please make sure that three phase AC input the R, S, T and grounding are correctly connected to the Corresponding terminals.

  • Page 37: Dc Side Connection

    6.5 DC Side Connection Danger！ When carrying out connection between PV array and inverter, the PV array should be covered with opaque materials and the DC-SWITCH should be disconnected, otherwise, the PV array may generate dangerous voltage, cause casualty. The Non-professionals do not make the connection operation. Warning！...
  • Page 38 Step1: Please connect the wire of DC according to the following steps: Operation Instruction Operation Demonstration 1. Connect DC wire and cold terminal (UT16-8) firmly by crimping plier. Step2: Through the PV waterproof terminal on the terminal cover, fix the DC wire (PV +, PV -) on the terminal, pay attention to the positive and negative poles shouldn’t be connected reversely, and ensure that the circuit breaker at the DC side of the system is in the off state.

  • Page 39: Water Level Sensor Connection

    Warning！ Make sure the Positive and Negative poles connection of PV array and Inverter are correct! 6.6 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 40: Water Level Sensor Interface Define

    6.6.1 Water level sensor interface define Water level sensor connector pins in inverter panel port are defined as below: Figure6-5 Water level sensor interface define Table 6-4 Terminal（ SENSOR）pin Detail Dry protection pin Overflow protection pin Dry protection and Overflow protection common pin, Note！...
  • Page 41 Sensor Sensor Figure6-6 Water level sensor 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 8.3.4.3 Key Parameters of to “ON”. The setting method with reference to“ the System Set ”.
  • Page 42 Figure6-7 The detail figure of Sensor A Figure6-8 The installation figure of Sensor A If you selected water level sensor B, then water sensor installation method is shown below: Figure6-9 The installation figure of Sensor B...

  • Page 43: 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.
  • Page 44 Figure6-10 Communication connection terminal The com part of the machine panel and the water level sensor use the same terminal block, and the pin definitions are shown in the table below: Table 6-5 COM terminal pin definition on machine panel Terminal（...
  • Page 45 The following diagram guide you to connect a single inverter to monitoring equipment. Figure6-11 Diagram of single communication wiring 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.

  • Page 46: 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".  6.7.2 GPRS Communication Note：More information about the communication module, please refer to the User and Installation Manual For GPRS.
  • Page 47 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 48: 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 PV array doesn’t exceed the required voltage.
  • Page 49 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 50 When the debugging mode "2" is selected, it means that the inverter is in the pure photovoltaic mode, and the power grid cannot be connected, and only photovoltaic energy is used for operation. Long press the "ON/OFF" key ON the inverter panel for 3 seconds, the "RUN"...

  • Page 51: Stop Frequency Setting

    7.3 Stop Frequency Setting Solar pump system for the first time trial run is successful, need to set the system 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"...

  • Page 52: 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. Figure8-1 LCD Display 8.1.1 LED Indicator Direction Table8-1 LED Indicator Direction Name Color Instructions Indicator POWER Power light Green Light on When power on...

  • Page 53: Description Of Buttons

    until fault or status are cleared. When invert is running normally, “RUN” indicator will be lighted in green. ● 8.1.2 Description of Buttons Table8-2 Buttons Function Table Buttons Name Functions Press once to stop; long time press “ON/OFF” for 3s to get it started. Page up and increase data.

  • Page 54: Lcd Display Interface Overview

    8.1.3 LCD Display Interface Overview Figure8-2 LCD diagram（ 1）...
  • Page 55 Figure8-3 LCD diagram（ 2）...

  • Page 56: Initial Operational Interface

    8.2 Initial Operational Interface Once the inverter power on, the system start to initialize, display the initialization interface: Figure8-4 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 57 seconds. LCD display two lines of characters. ● After inverter initializing, main interfaces will be displayed circularly: 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.

  • Page 58: System Parameter Query And Setting

    8.3 System parameter query and setting 8.3.1 Query information item description The query information items include main interface information, operation information, basic information, water pump information, statistical information, and fault information. All query information items can be queried on the LCD display interface. “Figure 8-2 LCD menu block diagram 1”...

  • Page 59: Basic Information

    Ivout Inverter output V phase current (A). Iwout Inverter output W phase current (A). Temp Inverter radiator ’s temperature(℃ ). ErrCode Inverter current fault mode. Stop code, can check the reason of inverter shut down most StopCode recently. S-Mode Start and stop mode. D-Mode Protection mode against well dry out.

  • Page 60: Statistic Information

    8.3.1.3 Pump Information Pump information item show the basic information of pump. Figure 8-5 Pump information description Pump Remark Description Info The rated head, rated flow and rated speed in the setting menu must be set Hpump Pump running lift head (m) first;...
  • Page 61 RunT-T Accumulative running duration.. E-Day Daily power inverted. This figure will be reset when recharged. E-Tot Accumulative power inverted Return to the previous menu 8.3.1.5 Fault Inquiry Fault Inquiry, to inquiry current and historic malfunction. Table8-7 Fault inquiry Fault Explain Inquiry Current Fault Current fault inquiry...
  • Page 62 Table 8-9 Description of regular downtime setting Note Timed Description shutdown information The inverter will stop automatically in Time minutes after reaching this time ( Minutes)。 8.3.2.2 DSP parameter setting Used for setting key parameters of solar pump inverter system. Table 8-9 DESCRIPTION of DSP parameter setting Parameter Description...
  • Page 63 warning of dry out and inverter shut down, the duration from shut down to restart. Default value is 30. Default duration is 30 minutes. 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.
  • Page 64 energy intervention according to the photovoltaic energy; "Reliable": the inverter is in the reliable mode, the system detects the power grid input, that is, uses the power grid energy to ensure the maximum frequency operation of the inverter; "Group control": the inverter is in group control mode, and the inverter operates as a slave machine;...
  • Page 65 than the exit power, the power grid exit ensures that the 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！...
  • Page 66 Pump Information Note Description Setting According to H_rate Set pump rated lift head (m) pump nameplate input Settings Set pump rated water flow Q_rate (m3/h) 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.
  • Page 67 Table 8-13 Statistical Data Clear Description Clear Note Description generation info. Choose yes,clear the information of the inverter output power Return to the previous menu. 8.3.2.6. Historical Malfunction Clear Clear F-Data, to clear historical malfunction record. Table 8-14 Historical malfunction clear information description Historical Note Malfunction...
  • Page 68 Password Note Description The default initial value for a two-digit password is 00, and Set the password to enter the the maximum value can be Password Settings menu. set to 99. 8.3.2.8. Language Setting Language setting, to set the man-machine interface language category. Table 8-16 Language set description Language Note...

  • Page 69: Information Inquiry

    After confirmation, select "Yes" Factory reset "No" resume factory Settings 8.3.3 Information inquiry In the main interface, press the up and down keys to directly query the information displayed in the main interface, and press the "ENTER" key to ENTER the main menu, to query the detailed parameters of the inverter, and to set some parameters and functions.
  • Page 70 1. LCD is the main interface after startup; 2. Press to enter the main menu, and the cursor falls on the operation information item; 3. Press to enter the operation information item for query; 4. Press the up or down key to move the cursor and find the fault code.

  • Page 71: 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 72 Keys operation and LCD display Description 1. Press on the main interface to enter the main menu, and the cursor falls on the operation information item; 2. Press the up key or down key to find the parameter setting item; 3.
  • Page 73 1. Enter the correct password to enter the setting menu, and the cursor falls on the timed downtime item; 2. Press to select the setting item of D-power; 3. After entering the D-power setting, set the D-power according to the confirmation; 4.

  • Page 74: Malfunction Description

    7. Press return to the main menu. 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.
  • Page 75 Note！ Malfunction manual reset function: when the machine breakdown with malfunction, can long press "ON/OFF" button, the machine can automatically restart immediately. When the machine is displayed Fault112, no such reset function. The following table shows the possible fault codes and status names of the inverter.
  • Page 76 Fault 113 Initialization error from the machine State 114 Overflow alarm Fault 115 Output phase lose Fault 202 Grid power over current Fault 203 Bus voltage under voltage Fault 204 Grid phase lose...

  • Page 77: 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 78 Water 1. Please check the Inverter shut level water level, if the down until the source water level is ok, water level lower than please check recover Dry alarm low-level there are air inside State 109 protection water level pump. recover time is sensor, 2.
  • Page 79 Table9-2 Malfunction and troubleshooting Cause value Troubleshootin Conditio Condition Phenomena n code Name 1. Please make sure system proper designed. The power of pump motor should not be larger than inverter output. Inverter Load higher 2. Make sure shutdown and than rated that the pump...
  • Page 80 increase value of Imotor. Please check maximum Inverter input output voltage shutdown and voltage array Array will restart higher than make sure this Fault106 over-voltage automatically maximum voltage after input voltage below inverter malfunction of inverter. maximum input disappears. voltage. Input current If this happen, Inverter...
  • Page 81 damaged. accordance Pipe with water system pump or not. design is not this reasonable. happen frequently, please contact SUPPLIER. Sensor If this happen connects frequently, Temperature Inverter shut Fault111 proper please contact sensor fault down. damaged. SUPPLIER. Please Inverter check if there shutdown, is short circuit non-recover...
  • Page 82 this happen frequently, please contact the supplier. 1,check pump Inverter stop wiring, and chek working, stop 1,Pump is short if pump can state circuit or Grid power working Fault 202 disappear, blocked. over current normally. system will 2,hardware 2,Check if start problem inverter output is...

  • Page 83: Maintenance

    A phase or Disconnect the two-phase grid power and PV Inverter stop output cable of input switch to working, grid power is ensure that there stop state not well is no voltage at the Grid power disappear, Fault 204 connected with input of the phase lose system...

  • Page 84: Contact Customer Service

    Check humidity and dust of inverter surrounding environment, if have too ● 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 ●...
  • Page 85 10 Appendix A Technical Data Item \ Model JNP11KH-V5 JNP15KH-V5 JNP18K5H-V5 DC input Max. input DC 880V voltage Recommended 460~850V MPPT voltage Max. input DC 24.4A 33.3A 41.1A current MPPT efficiency >99% Max. input DC voltage AC input AC input voltage...
  • Page 86 Output 0~50/60Hz frequency range Rated output current Mechanical data Weight IP65 Item \ Model -25~60℃ type of 风冷 cooling Max. input DC voltage Recommended RS485/GPRS MPPT voltage Max. input DC 3000 米, 3000 米以上降额运行 current MPPT efficiency <50dB AC input EN 50178;...

  • Page 87: 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 invoices for the purchase of products and date.

  • Page 88: 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 Pump Inverter, please contact Supplier.

This manual is also suitable for:

Jnp15kh-v5Jnp18k5h-v5

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