Jntech JNP Series User Manual Download Page 27

Page: 27 / 89

100cm

100

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.

Summary of Contents for JNP Series

Page 1: ...I Solar Pump Inverter 用户手册 User Manual JNP2K2H V6 JNP3KH V6 JNP3K7H V6 JNP4KH V6 JNP5K5H V6 JNP7K5H V6 JNP4KL V6 EN V1 0 ...

Page 2: ...fidential 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: ... inverter model shall be pointed specially when introduce the information about each model in details Target Reader This manual applies to the professional engineering and technical person who is responsible for installing and operating of inverter and LCD panel Use the Manual Please read this manual carefully before installing and operating inverter Please keep this manual well for operation and ...

Page 4: ...ies if safety warning is ignored Warning Means that it may lead to serious accident of injuries equipment serious damage or main business interruption if safety warning is ignored Notice Means that it may lead to moderate accident of injuries equipment moderate damage or part of the business interruption if safety warning is ignored Note Means that the content is additional information ...

Page 5: ... 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 Beware of hot surface The inverter temperature can exceed 60 during operation Please don t touch the surface to avoid scald CE certification marks It means that inverter complies with the requirement of CE certification ...

Page 6: ... 1 SOLAR PUMP INVERTER INTRODUCTION 14 2 2 PRODUCT S INTRODUCTION 16 2 2 1 Appearance 16 2 2 2 Production Dimensions 17 2 2 3 Product Name 18 3 INVERTER UNPACKING 19 3 1 UNPACKING CHECK 19 3 2 IDENTIFY INVERTER 21 4 INSTALLATION PROCEDURE 23 4 1 PREPARE INSTALLATION TOOLS 23 4 2 INSTALLATION STEPS 23 5 INSTALLATION 25 5 1 INSTALLATION SITE REQUIRED 25 ...

Page 7: ...ECTION 42 6 7 1 Water level sensor interface define 43 6 7 2 Water level sensor connection 44 6 8 COMMUNICATION CONNECTION 47 6 8 1 RS485 Communication 47 6 8 2 GPRS Communication 49 6 9 DISASSEMBLING 49 6 9 1Safety Instruction 49 6 9 2 Mounting and dismounting of cover panel 49 7 COMMISSIONING 51 7 1 VERIFY BEFORE COMMISSIONING 51 7 2 INVERTER COMMISSIONING 51 7 3 STOP FREQUENCY SETTING 53 8 LCD ...

Page 8: ... description 60 8 3 1 2 Basic Information 62 8 3 1 4 Statistic Information 63 8 3 3 Information inquiry 70 8 3 4 Parameter Setting 72 8 4 Malfunction Description 76 9 MALFUNCTION AND TROUBLESHOOTING 78 9 1 TROUBLESHOOTING 78 9 2 MAINTENANCE 84 9 3 CONTACT CUSTOMER SERVICE 85 10 APPENDIX A 86 11 APPENDIX B 88 11 1 QUALITY ASSURANCE 88 11 2 CONTACT US 89 ...

Page 9: ... are in the process of operating and maintaining Warning All the installation and operation of Solar Pump Inverter must be done by professional and technical person Professional and technical person need Received special training Read this manual carefully and know the operation safety matters Any damage caused by improper installation or operation will be beyond the warranty scope Before installa...

Page 10: ...l 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 Warning All the operation and wiring work should be operated by professional electrical or mechanical engineer Please do not switch on any breaker before all equipment is not fully c...

Page 11: ...y be caused non recoverable damage Warning It would affect the inverter performance and may cause inverter damage if the installation environment is improperly Don t install the inverter in inflammable explosive place or inflammable explosive materials storage place Don t install the inverter in place where is vulnerable to lightning strike Don t install the inverter in place where have heavy salt...

Page 12: ... running with AC load the DC connection cannot be directly disconnected Firstly make sure that the inverter is shut down and there is no AC output Make sure there is no voltage between the AC input side and the DC input side then the AC and DC input side can be disconnected Please don t plug any connector when inverter is charged with power Please don t open the cover plate when inverter is charge...

Page 13: ...nance 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: ...speed matching energy required to energy available The JNPxH series solar pump inverters increase AC input supplement function on basis of traditional Solar pump inverter In the case of insufficient PV energy the AC input energy can be supplemented according to the demand to ensure the normal water supply of users at night or cloudy days This enables the system to operate under varying solar isola...

Page 15: ...Diesel generator three phase alternating current supply C Solar pump inverter JNP2K2H V6 JNP3KH V6 JNP3K7H V6 JNP4KH V6 JNP5K5H V6 JNP7K5H V6 D AC pump Three phase AC water pump E Water storage device Can be the reservoir fields etc Note When the solar pump system is configured please ensure that the maximum power point voltage Vmp of the PV array is basically equal to or close to the AC ...

Page 16: ...V 1 414 380 537 3V If the configuration of PV array is not appropriate when PV energy and AC energy are connected into inverter at the same time PV energy cannot be maximized 2 2 Product s Introduction 2 2 1 Appearance 1 2 3 4 5 6 Figure2 2 Appearance of Solar Pump Inverter Table2 2 Inverter appearance information table No Name Introductions 1 LCD display screen Man machine interface you can check...

Page 17: ...o The serial number of the inverter should be provided during after sales service 4 Nameplate The basic parameters of the inverter are listed on the name plate 5 Radiator Help the machine to dissipate heat The temperature of the inverter is high during operation DO NOT touch it 6 hangers Used to mount and hang the inverter to the hanging plate 2 2 2 Production Dimensions D W H Figure2 3 Dimension ...

Page 18: ...6 420 310 200 11 8 JNP3KH V6 420 310 200 11 8 JNP3K7H V6 420 310 200 11 8 JNP4KH V6 420 310 200 11 8 JNP5K5H V6 420 310 200 11 8 JNP7K5H V6 420 310 200 11 8 2 2 3 Product Name The Naming of product take JNP3K7L V6 for example H 380V L 220V Power level JN P 3K7 H Company name Product series name ...

Page 19: ...ter outer packing is in good condition After unpacking please check whether the equipment is in good condition According to the packing list to check whether all the parts is correct and in good condition If any damage is found please contact supplier or the transportation company Please keep well the photos taken at the damaged parts and we ll provide you with best and fastest services Supplier s...

Page 20: ...ure3 1 Inverter and standard fittings Note Photos are for reference only please adhere to the original product Table3 1 Inverter and fittings table No Description Status 1 Pump inverter Standard 2 Photovoltaic input connector MC4 Standard ...

Page 21: ...ss Standard 7 specification Standard 8 container loading list Standard 9 Ring tool Standard 10 Water level sensor Type A Optional 11 Water level sensor Type B Optional 12 hanging panel Standard 13 Sensor connector and communication connector Optional 3 2 Identify Inverter The nameplate in the side of inverter and it shows the inverter model main parameters and certificate mark ...

Page 22: ...22 1 2 3 Figure3 2 Inverter nameplate Table3 2 Nameplate information table NO Description 1 Name and model of inverter 2 Inverter parameter information 3 SERVICE TAG ...

Page 23: ...able4 1 Installation tools list Sketch map Name Recommend specification Function Wire crimpers M2 5 M8 For crimping of cold terminals Electric drill Ф8 Used for inverter installation plate fixed hole drilling monkey wrench For fixing nuts Inner hexagon spanner 5 Used for disassembly and assembly of inverter cover panel 4 2 Installation Steps Tools ready follow these steps to install Table4 2 Insta...

Page 24: ... parts are complete 4 1 Whether the installation environment meets the requirements 1 2 Read the manual especially the Safety Instructions 1 3 Choose the best installation location 5 1 Installation 5 3 4 Electrical connection 6 Select cables 6 3 AC side wire connection 6 4 DC side wire connection 6 5 Sensor wire connection 6 6 485 communication wire connection 6 7 5 Commissioning 7 6 Configuration...

Page 25: ...nstallation site must be in good ventilation do not install the inverter in the closed case otherwise the inverter will not work properly Inverter protection level is IP65 can be installed outdoor when the inverter is installed outdoor should be installed as far as possible in the eaves or other have the shadow place avoiding direct sunlight rain and snow Inverter is installed indoor keep away fro...

Page 26: ...e5 1 Installation directions The installation height of inverter should be convenient for operation and reading out of the LCD displayed information Do not install the inverter in a place where children can touch The inverter uses air cooling mode and the installation site selected should ensure the minimum installation spacing between the inverter and the fixed object and the nearby inverters to ...

Page 27: ... 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: ...lt length should be enough and penetrate the 1 2 depth of the walls Step 1 Drill holes at selected installation locations according to the size and shape of the sheet metal installed in the attachment At least two horizontal holes and two vertical holes shall be used for drilling The horizontal hole spacing is 256mm and the vertical hole spacing is 165mm It is recommended that the drilling diamete...

Page 29: ...tening 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 5 5 Installation completion diagram of expansion bolt Step 4 Hang the installation lug on the back of the inverter to the installation ...

Page 30: ...t 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: ...rical connection standard Only qualified electrical personnel can perform the wiring installation work Incorrect wiring operation may cause operating casualties or equipment damage permanently Ensure that there is no electricity in DC side before the electrical connection Grounding correctly using proper conductor and taking necessary Short circuit protection to ensure the safe operation of invert...

Page 32: ...he figure below Figure6 1 External connection terminals of inverter Table6 1 Description Terminals Description AC IN AC input connector PV PV array DC input terminals including PV1 PV1 PV2 PV2 MOTOR Output terminal connect with AC pump including U V W SENSOR Water level sensor signal input terminal optional COM RS485 or GPRS communication interface optional Grounding terminal Grounding screw on th...

Page 33: ...le E Water level sensor C Water pump D RS485 module Solar pumping inverter B Power grid or generator Figure6 2 Electrical connection diagram of Solar Pump Inverter Table6 2 Equipment list of Solar pump system No Equipment name Description A PV array The max Voc of each string is 880V B Power grid or generator Power grid diesel generator or other AC input sources C Pump Three phase alternating curr...

Page 34: ...WG PV PV U V W PE U V W JNP2K2L V6 14 12 14 12 12 12 JNP3KL V6 14 12 14 12 12 12 JNP3K7L V6 14 12 14 12 12 12 JNP4KL V6 14 12 14 12 12 12 JNP5K5H V6 14 12 14 12 12 12 JNP7K5H V6 14 12 14 12 12 12 6 4 Electrical connection on AC input side 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 Step 1...

Page 35: ...verter AC IN port and tighten As shown in the figure below 1 2 3 4 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 S Pin 2 T Pin 3 PE Pin 4 R PE N L Figure 6 4 ACIN connector line sequence nameplate schematic ...

Page 36: ... causing personal injury and death Do not 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 Do not connect the AC input R S T to the grounding te...

Page 37: ...ls do not make the connection operation Warning Before connecting PV array to the inverter ensure the earth impedance between PV array and ground is not less than 1Mohm 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 ...

Page 38: ...same cross sectional area of the connecting wires Inspect every system carefully before installation Step 1 Follow the following steps to connect the DC side connector lead operating instructions Operation diagram 1 Loosen the fastening nut of the connector 2 Stripped of dc cable insulation stripped the length of the insulation layer is about 7 mm Thread the exposed wire core into the connector ...

Page 39: ...re slot until you hear the sound of the connection in place according to the steps to tighten the screw cap in the opposite direction Step 2 Make sure the DC side circuit breaker of the system is disconnected Step 3 check to ensure that the pv group series connection cable on the correct polarity Step 4 the positive and negative connector respectively inserted into the ...

Page 40: ...e 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 Ensure that all cables are not live before performing electrical operation Step 1 Connect the water pump cable with the accessory inverter output ...

Page 41: ... inverter MOTOR port and tighten As shown in the figure below 1 2 3 4 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 V Pin2 W Pin3 U Pin4 PE PE W V U Figure 6 8 Motor connector line sequence nameplate schematic ...

Page 42: ...ion 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 Overflow Protection water level sensors are requested to input signal through SENSOR inside Inverter ...

Page 43: ...el sensor to achieve function of overflow protection set OFF as ON please refer to 8 3 4 3 Key Parameters of the System Set for detail information 6 7 1 Water level sensor interface define The pin of the water level SENSOR connector on the inverter panel is defined as follows 1 2 3 Fig 6 10 Schematic diagram of connector terminal of water level sensor Table 6 4 Description of connecting pins for w...

Page 44: ...ng signal of the corresponding water level sensors 6 7 2 Water level sensor connection Two kinds of water level sensor you can select as shown below Sensor A Sensor B Figure6 11 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 to ON The setting method with reference to 8 3 4 3 Key Paramete...

Page 45: ...n 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 D Pump outlet the Installation location of pump dryed low water level sensor 3 S about 1 3 m B To Water level sensor connector B1 connect To SY B2 connect to COM A2 connect to COM A1 connect to DG Figure6 13 The installa...

Page 46: ... S For dry protection the end with cable of sensor should be upwards For over flow protection the end with cable of sensor should be downwards Figure6 14 The installation figure of Sensor B 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 senso...

Page 47: ...can be connected through the communication cable The COM outside the inverter is the remote communication terminal and the output terminal wire is connected to the monitoring equipment computer Figure6 15 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 ...

Page 48: ...t Figure6 16 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 Please refer to Inverter Management System User Manual for the corresponding monitoring software settings afte...

Page 49: ...r and Installation Manual For GPRS 6 9 Disassembling 6 9 1Safety Instruction Warning Before disassembling the inverter Turn off the DC switch Waiting for a few minutes till ensure the inverter is uncharged 6 9 2 Mounting and dismounting of cover panel For maintenance reason you may need open the cover of inverter and ensure better Notice Electrostatic discharging will cause damage to the inner com...

Page 50: ...screws in turn and install the gasket under the screw When screwing down pay attention to prevent the gasket from falling off 2 when cover it back first use a cross screwdriver to lock the grounding screw on the right side of the inverter case then screw all the cover screws into the screw holes use a 5 Allen wrench with a torque of 1 8 0 2N m first lock the diagonal screws and then lock the other...

Page 51: ... are properly connected Do not connect R S and T to the ground pin Make sure that the AC side of inverter is connected correctly and phases of AC side are connected correctly Verify of the water pump motor parameters Check the electrical parameters on water pump motor nameplate the rated input voltage and input current frequency to ensure inverter is matched with the pump 7 2 Inverter Commissionin...

Page 52: ...elivery and flow Press ON OFF and stop the inverter Disconnect the DC side input of the PV array connect the AC input side power supply and repeat the above operations Note The inverter has three working modes which are factory default as Rel When the debugging mode is Eco it means that the inverter is in the economic mode When the photovoltaic power is lower than the grid access power the grid is...

Page 53: ...UN light Disconnect the DC input of the PHOTOVOLTAIC array connect the AC input and repeat the above operation Note Output power of inverter drives the pump working the pump will stop working while the inverter stops for the first test run if there is any abnormality the inverter will report a fault please refer to 9 1 troubleshooting section System commissioning may be abnormal such as no flow or...

Page 54: ...q Reduce 5 each time every change need to press ENTER to confirm Keep reducing till there just has no water output and make a small change to just get small water come out and the value is the very data of StopFreq Step 3 Exit the StopFreq interface Finish the debugging 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 i...

Page 55: ...Direction LED Indicator Name Color Instructions POWER Power light Green Light on When power on RUN Running light Green Light on under normal operation FAULT Faulty light Red Light on when error occur off when fault disappear Detail Explanation of Indicator When inverter is powered on POWER indicator green will be lighted Communication fault occurs FAULT indicator flashes rapidly Other outage or sh...

Page 56: ...red on LCD display background is lighted and after 30s normal running the background light turns off Buttons Name Functions ON OFF Press once to stop long time press for 3s to get it started UP Page up and increase data long time press for Continuous increase DOWN Page down and decrease data long time press for Continuous reduction ENTER To choose and confirm DOWN ENTER Return to main interface ...

Page 57: ..._AC Ucap Fout Iaout Ibout Icout Temp ErrCode StopCode S Mode D Mode OF F Run Stop GPRS ESC LCD Ver DSP Ver SiteNum SN Ty ESC RunT D RunT D E Day E Tot ESC Password 00 T Limit Para Set Pump Para Set SiteNum Set Clear S Date Clear F Date Password Set Language Set Factory reset ESC Current Fault History Fault ESC ESC Initialize Waiting Run Waiting 5 Pump Info Hpump Qpump npump Pout Vday Vtol ESC Figu...

Page 58: ...Data YES NO Password Set CodeValue ESC Langugge Set Lang ESC Site Num Set NumValue ESC Pump Para Set H rate Q rate n rate ESC Initial password 00 Factory reset YES NO Figure8 3 LCD diagram 2 8 2 Initial Operational Interface Once the inverter power on the system start to initialize display the initialization interface Initialize Waiting Figure8 4 System initialize ...

Page 59: ...me it need key press to start the inverter to drive pump Run after long time press ON OFF at the same time manual start stop mode will change into automatic start stop mode directly Press ON OFF stop the inverter and it will get started while long time pressing ON OFF if not do like this the system won t start The inverter can work at regular intervals that is the inverter automatically stops afte...

Page 60: ...rmation 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 lists the locations where all queried information items are located The following describes the operation information basic information pump information statistical information and fault information Noted JNPxL seri...

Page 61: ...input power W State_AC Inverter current Grid input situation Fout Inverter output current frequency Hz Vuout Inverter output U phase voltage V Vvout Inverter output V phase voltage V Vwout Inverter output W phase voltage V Iuout Inverter output U phase current A Ivout Inverter output V phase current A Iwout Inverter output W phase current A Temp Inverter radiator s temperature ErrCode Inverter cur...

Page 62: ...tion of DSP program SiteNum Site number of network node of inverter when communicate with RS485 Default value is 10 If modifiable please refer to 8 3 4 4Site Number Set SN Series number of inverter Ty Type of inverter ESC Return to the previous menu 8 3 1 3 Pump Information Pump information item show the basic information of pump Pump Info Description Remark Hpump Pump running lift head m The rate...

Page 63: ...on This figure will be reset when recharged RunT T Accumulative running duration E Day Daily power inverted This figure will be reset when recharged E Tot Accumulative power inverted ESC Return to the previous menu 8 3 1 5 Fault Inquiry Fault Inquiry to inquiry current and historic malfunction Table8 7 Fault inquiry npump Pump current running speed r m Pout Pump current power W Vday Pump daily wat...

Page 64: ...information items under this menu The following will give a detailed introduction to each setting item 8 3 2 1 Setting of regular stop time This setting item is used to set the fixed stop time of the inverter which is convenient for users to set according to their needs and make the inverter stop itself within the set time Table 8 9 Description of regular downtime setting Timed shutdown informatio...

Page 65: ...e 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 D power Dry protection power which shall be reset when the load power rating is lower than Solar pumpi...

Page 66: ...s OFF OF Time For choose over flow warning function Over flow recovery time after the warning of over flow and inverter shut down the duration from shut down to restart Default value is 30 Default duration is 30 minutes M Mode If water output is abnormal and caused by reversed motor phase sequence you can try to reset this model from REV to FWD Default is FWD Facc When the economic mode is selecte...

Page 67: ...o water pump parameters Note When the user selects solar pump inverter the parameters in the menu of DSP Parameter Setting have been set by factory and these parameters cannot be changed easily When the output selection is changed the inverter must be powered off It can only be started up again after the inverter is completely powered off Otherwise the inverter and water pump may be damaged Pump I...

Page 68: ...Data Clear Clear S Data to clear inverter s total running time and cumulative output power Table 8 12 Statistical Data Clear Description Clear generation info Description Note Yes Choose yes clear the information of the inverter output power No Return to the previous menu 8 3 2 6 Historical Malfunction Clear Clear F Data to clear historical malfunction record Table 8 13 Historical malfunction clea...

Page 69: ...ting description Password set Description Note New Password Set the password to enter the Settings menu The default initial value for a two digit password is 00 and the maximum value can be set to 99 8 3 2 8 Language Setting Language setting to set the man machine interface language category Table 8 15 Language set description Language set Description Note Chinese After confirming the setting the ...

Page 70: ...n 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 The inquiry operation is shown here using the inquiry fault code as an example 1 Firstly located the fault code According to the Figure 8 ...

Page 71: ...r introduction of inquiry information item Keys operation and LCD display Description Main Menu or RunInfo InverterInfo RunInfo Vdc Ipv 0A Vdc 0V ErrCode StopCode 0 ErrCode 0 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 ...

Page 72: ...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 1 Position D power Setting According to the block Diagram of Figure 8 2 LCD Menu D power Setting is in the Parameter Setting menu 2 D power Setting is the setting information item The specific setting steps are as follows ...

Page 73: ...d ESC RunInfo InverterInfo RunInfo 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 Press to enter parameter setting Enter the correct two digit password The initial default password is 00 ...

Page 74: ... 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 Press the up key or down key to switch the power size of drying and modify the step size to 100W 5 Select the power to be set and confirm again whether to replace the power after confirmation 6 Select Yes and set the dry power as shown in th...

Page 75: ...75 return to the main menu ...

Page 76: ...l communication malfunction is appear Fault 2 Fault105 Display show malfunction fault LED lights up shows inverter malfunction or stop Press UP or DOWN to inquire current malfunction choose ESC press ENTER to quit When LCD screen show fault code and fault LED lights up which mean inverter fault or stop Press UP or DOWN to inquire current fault choose ESC press ENTER to quit Note Malfunction manual...

Page 77: ...Retention bus equalizing fault Fault 104 Radiator over heating Fault 105 Output over load Fault 106 Array over voltage Fault 107 Array over current Fault 108 Inverter AC Output over current State109 Dry alarm State110 Weak sunshine Fault 111 Temperature sensor fault Fault 112 Short circuit fault Nonrecoverable Fault 113 Initialization error from the machine State 114 Overflow alarm Fault 115 Outpu...

Page 78: ...e 101 PV Array undervoltage Inverter shutdown when the fault appeared and will automatically restart after it disappear Out put energy from array changes Please check the input voltage from array and make sure this voltage inside inverter input voltage range Note In cloudy days morning or down this situation is not malfunction State 109 Dry alarm Inverter shut down until the water level recover or...

Page 79: ... This situation is aim to protect the motor of pump and lengthen the lifetime State 114 Overflow alarm Inverter shut down until the water level recover or protection recover time is up the machine will restart automatically Water level in container higher than high end level sensor If this situation appears more than once please check onsite and set the water level sensor at a proper height Table9...

Page 80: ... fault disappears Load higher than rated output power of inverter 1 Please make sure the system is proper designed The power of pump motor should not be larger than inverter output 2 Make sure that the pump is working in the well range of head and flow 3 Please refer to 8 3 2 3 DSP Parameter setting and 8 3 4 Parameter setting increase the value of Imotor ...

Page 81: ... shutdown and will restart automatically after the fault disappears Input current of inverter higher than rated maximum value If this happen please contact SUPPLIER Fault108 Inverter AC output over current Inverter shutdown and will restart automatically after the fault disappears 1 Power capacity of pump motor is higher than rated output 2 Pump motor locked rot or or damaged 1 Please inspect whet...

Page 82: ...ter shutdown non recover malfunction No automatically restart only if recharged Output wire short circuit 1 Please check if there is short circuit in output wires 2 If this happen frequently please contact SUPPLIER Fault115 Output phase lose Inverter shutdown and will restart automatically after the fault disappears Phase loss in inverter output 1 Please check if the output wires are proper connec...

Page 83: ...e shutdown state disappears Grid power undervoltag e or PV array low voltage or hardware fault Disconnect with AC input PV input ensure inverter no voltage use multimeter to check the voltage of grid power and PV array separately Fault 204 Grid power phase lose Inverter stop working stop state disappear system will start automaticall y A phase or two phase output cable of grid power is not well co...

Page 84: ...ning Check whether the parameters and time settings are correct Every half to one year a routine examination should be done Warning Please check and make sure the inverter is not charged with electricity before any maintain work below 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...

Page 85: ...3 Contact Customer Service In order to provide faster and better service please provide us with information below Model of Inverter Series number of inverter Malfunction name and time Malfunction description ...

Page 86: ...put DC voltage 880V Recommende d MPPT voltage 460 850V Max input DC current 15A 15A 15A 15A 30A 30A MPPT efficiency 99 Max input DC voltage 1 Utility diesel input parameters VDC 360 460Vac 3PH frequency 50Hz 60Hz AC output side Maximum matching motor power 2 2kW 3kW 3 7kW 4kW 5 5kW 7 5kW Rated Output Voltage 380 460Vac 3PH ...

Page 87: ...f protection IP65 Operating ambient temperature range 25 60 type of cooling natural cooling display LCD communicati on RS485 GPRS altitude 3000m downscaling operation above 3000m noise 50dB meet a criterion EN 50178 IEC EN 62109 1 IEC61800 Specification size W H D 265 330 150 mm weight 11 8kg ...

Page 88: ...t to assume quality assurance Conditions The replaced products should be returned to supplier Supllier should be given reasonable time to repair the malfunctioning equipment Exemption from liability The company has the right not to carry out quality assurance in the following Transport damage Incorrect installation modification and usage Overall components have been beyond the warranty period Bad ...

Page 89: ...89 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 ...

Search results

Summary of Contents for JNP Series

Reviews:

Brands by name

Popular brands

Jntech JNP Series, User Manual

Search results

Summary of Contents for JNP Series

Reviews:

Brands by name

Popular brands