USER MANUAL – INSTALLATION AND OPERATION PV
Contents
1. History Info Press Enter to open the submenu History Info History Info records the fault information group and it records the fault parameter in detail Screens can be scrolled manually by pressing the Up amp Down keys Advanced Info Advanced Info refers to the password Type in the correct password The password can be altered manually by pressing the Up and Down keys then press the Enter key to confirm For safety usage and do not affect the efficiency of the inverter this submenu should be operated by the authorized electrician only Pressing Esc calls back the main menu Date Time Adj 22 35 To ensure the correct statistical results of day power please make sure the system time is set to local time Press Enter to get access to the Date Time Ad Set the time by the procedure below Pressing Down to choose the option and then use Up key to set the number After adjusting the time and date pressing Enter to confirm and save the interface will show the figure as below Press Enter again the interface will return to the previous main menu Pressing Esc if cancel 8 Auto Test The Auto test can be download from Afore company website www aforenergy com The auto test function is stipulated in accordance with the Italian Standard CEI 0 21 It will enable verification of the voltage and frequency monitoring function 8 12. AC voltage sensor Vac Sensor Fail Inverter fault failure AC current sensor lac Sensor Fail Inverter fault failure PVA current sensor i Ipva Sensor Fail Inverter fault failure Ground fault current l GFCI Failure Inverter fault interrupter failure AC Fuse Check AC fuse blew out Inverter fault AC Relay Check AC relay failure 7 Inverter fault PDP protection Fault PDP Inverter fault 1 The grid fluctuates too sharply DC current l l DC INJ High protection 2 Inverter fault 1 The grid fluctuates too sharply AC over current AC Over Current 2 Inverter fault 1 The external conditions such as the PV voltage and the sunlight change too sharply Current 2 Inverter fault PVa Over PVA over current 29 35 Corrective Measure Restart the inverter if the error still remains after repeated restarting please contact our after sales Restart the inverter if the error still remains after repeated restarting please contact our after sales Restart the inverter if the error still remains after repeated restarting please contact our after sales Restart the inverter if the error still remains after repeated restarting please contact our after sales Restart the inverter if the error still remains after repeated restarting please contact our after sales Restart the inverter if the error still remains after repeated restarting please contact our after sales Restart the inverter if the error still rema
3. Nominal AC Frequency Hz Nominal AC Current A Wi WO N N UI Ov OD Max AC inrush current A Max AC fault current A Max AC protect current A LO 230 50 24 24 36 36 LO 0 9 0 9 lt 3 Power Factor Output Current THD Power efficiency Max Efficiency 400Vdc 96 90 97 11 97 31 97 47 Euro Efficiency 400Vdc 95 96 96 24 96 42 96 53 MPPT Efficiency gt 99 Compliance EN61000 6 1 6 3 Internal Electromagnetic Compatibility Anti Islanding Protection General information Dimensions HxWxD mm 634x300x130 634x300x130 634x300x130 634x300x130 Enclosure IP65 IP65 IP65 IP65 Pollution degree 3 Metal enclosure UV protection Internal O JJ J 4 l 4 l 4 l 4 l Weight kg Ambient Temperature Range 20 C 55 C 4 100 Transformerless RS485 Night Consumption W lt 1 Cooling Concept Convection Noise Emission dB Elevation Up to 1000m without derating above sea level Humidity range Topology Communication Interface The Afore inverters are available for outdoor using and wet location PV modules connecting to inverter should comply with the requirement of IEC61730 class A and PV arrays are not earthed 34 35 11 Contact If you have any technical problems concerning our products you can contact us We require the following information in order to provide you with the necessary assistance e Inverter type e Inverter serial number
4. Afore New Energy Technology Co Ltd www aforenergy com ADD BLD 2B No 1588 Lianhang Rd Minhang District Shanghai China 201112 TEL 86 21 54326230 FAX 86 21 54326136 E MAIL Service aforenergy com 35 35 NG re Afore New Energy Technology Co Ltd www aforenergy com ADD BLD 2B No 1588 Lianhang Rd Minhang District Shanghai China 201112 TEL 86 21 54326230 FAX 86 21 54326136 E MAIL Service aforenergy com
5. The auto test can be started by any user 8 2 The auto test software shall be installed in a PC that will communicate to the PV grid connected inverter through the 485 port For the overall duration of the auto test the grid connected inverter doesn t export power to the AC grid And meanwhile make sure the inverter was connected to the PV arrays and the inverter was generating 8 3 After clicking the icon se the interface will be displayed on the PC screen 23 35 SelfTest Voltage Frequency Max Vac 240 80 Functon i Max mode 7 Minv mode CJ MaxF mode l MinF mode Stop Display Maxv mode VacH Trip Value A YacH Trip Time Waiting Min Vac 210 a Max Fac Display Mini mode Yad Trip Value A Yad Trip Time Waiting 50 5 60 com BaudRate address MaxF mode FacH Trip Value oO FacH Trip Time Waiting MinF mode Fadl Trip Value A Fad Trip Time Waiting 8 4 Clicking the Open button it will communicate to the PV grid connected inverter through the 485 port 8 5 Then clicking the Connect button the interface will be displayed as followings if successfully connecting And meanwhile you should ensure the inverter is safely connected to the utility 8 6 And the AC grid voltage the AC grid frequency and the AC current of the grid connected inverter will be shown in the PC screen a MI EE SH mma Voltage Frequency Max Vac Min Va
6. a list of potential problems and their solutions No Definition Error Message Possible Causes 1 The open circuit voltage of PV l A l e Adjust the PV panel configuration PVa Over panels exceeds permitted values 1 PVA over voltage l l Voltage Restart the inverter if the error still remains after repeated restarting 2 Inverter fault please contact our after sales Busbar Over Restart the inverter if the error still remains after repeated restarting 2 PN over voltage Inverter fault Voltage please contact our after sales 1 The connection of groundin l l S 6 Check the wire connection wires of PV panels is incorrect Ground fault current 2 The connection of AC groundin 3 Active GFCI pag e 5 Check the wire connection protection wires of PV panels is incorrect Restart the inverter if the error still remains after repeated restarting 3 Inverter fault please contact our after sales l Restart the inverter if the error still remains after repeated restarting EEPROM error EEPROM Failure Inverter fault P 5 please contact our after sales Restart the inverter if the error still remains after repeated restarting 5 Parameter error Para Over Range Inverter fault please contact our after sales Reference voltage Ref Voltage TAPA AP Restart the inverter if the error still remains after repeated restarting error Error please contact our after sales 28 35 10 11 12 3 1 4 B HI HI Possible Causes
7. no sunlight the inverter may continuously start up and shut down It is due to insufficient power generated to operate the control circuits 10 Technical Data Electrical Specifications HNS1000TL 1 HNS1500TL 1 HNS2000TL 1 HNS2500TL 1 HNS3000TL 1 HNS3600TL 1 HNS4000TL 1 Max D curentlA 6 ls lzo la h las 20 lIscPVIA 8o las EECHER Number of MPPT Trackers Strings Per MPPT Tracker Me Single Phase Single Phase Single Phase Single Phase Single Phase Single Phase Single Phase Nominal AC Power W 1000 1500 2000 2500 3000 3600 4000 rNominalAC Current a 6 8 1000 12 I j6 E MarACimushcurenta 16 18 l0 2 4 1 6 8 MaxACfaultcurrent A l9 12 15 8 2 24 27 32 35 Electrical Specifications HNS1000TL 1 HNS1500TL 1 HNS2000TL 1 HNS2500TL 1 HNS3OOOTL 1 HNS3600TL 1 HNS4000TL 1 Max AC protect current al 9 Jm IR In o a In 13 Power Factor range 0 9 0 9 Output Current THD lt 3 Power efficiency EN61000 6 1 6 3 Anti Islanding Protection Internal General information Night Consumption W Cooling Concept Convection Noise Emission dB Up to 1000m without derating above sea level 33 35 Electrical Specifications HNS4500TL 1 HNSSOOOTL 1 HNS55OOTL 1 HNS6000TL 1 Number of MPPT Track uim ero rackers 1 3 1 3 1 3 1 3 Strings Per MPP Tracker Power Connector Single Phase Single Phase Single Phase Single Phase Nominal AC Power W 4500 5000 5500 6000 Nominal AC Phase Voltage V 0 NI LA
8. of the AC grid While the two value matching occurs the PV grid connected inverter will disconnect the AC grid through the AC relays 8 12 The matched value between the threshold and the AC grid and the software trip time between the matching is recognized and the AC relays is open will be displayed on the PC screen The status of the each auto test Pass or Fail will also be displayed on the PC screen as well The following will be shown on the PC screen if selecting the MaxV mode 26 35 Voltage Frequency Max Vac 240 80 Function MaxV mode 7 Min mode 7 MaxF mode MinF mode Display Max mode VacH Trip Value 223 9 YacH Trip Time Display Run Max mode Mir mode VacL Trip Value A Val Trip Time 323 0 V 50 00 Hz 0 00 A com BaudFate address MaxF mode FacH Trip Value A Fach Trip Time Waiting MinF mode Facl Trip Value 0 Fadl Trip Time 8 13 If firstly click the Disconnect button and then click the Exit button the auto test will stop and the interface on the PC screen will exit Note The results will be saved as an Access file after the auto test process is completed 27 35 9 Trouble Shooting In most situations the inverter requires very little service However if inverter is not able to work perfectly we recommend the following solutions for quick troubleshooting e if there is a fault the red LED will flash Please refer to the following table for
9. operating correctly indicates a fault in the system or inverter and the LCD display provides the exact information LED DC Power in green The green LED is illuminated from a generator voltage of approx 120V onward and extinguishes as soon as the generator voltage falls below 100V The DC Power in LED signals that the inverter is in its active state and the inverter controls are enabled If this LED is not lit up which means the inverter will not be able to start grid feeding Under normal operating conditions the LED is illuminated in the morning when there is enough daylight and extinguishes again when it gets dark Under normal operating conditions the inverter starts grid feeding in the morning and terminates this process as it becomes dark This process might be repeated several times throughout the day especially in the morning and evening This is not a 18 35 sign of faulty operation but is normal operating behavior Fault LED red This LED indicates that the grid feeding process has been terminated as a result of a malfunction Please wait for about 10 minutes to verify if the malfunction is only temporarily If not please contact your authorized electrician On elimination of the error the grid feeding process is re started after about 5 minutes In the event of a fuse failure please contact your authorized electrician In case of a general power grid failure please wait until the problem has been resolved The inverte
10. to the wall using appropriate screws diameter min 5 35 6 mm max 8 mm and washers outer diameter min 12 mm max 24 mm 3 Hang the inverter to the mounting bracket and ensure the slot is fitted on the bracket 4 Check to ensure the inverter is correctly seated Make sure to lock it with the security screws on both sides to ensure the inverters See the figure below 5 Electrical Connection After the inverter has been installed in its fixed position the electrical connection to the unit can be established Make sure Max Open Voltage and short circuit current of the each PV strings accord with the Spec Choose the appropriate cable width for AC DC wire To connect the inverter the AC and DC sides must be disconnected from all power sources and secured against being inadvertently switched back on Before connecting the inverter to PV arrays and public grid make sure the polarity is correct T Notes IES otes Electrical installation amp maintenance shall be conducted by licensed electrician and shall comply with Australia National Wiring Rules 6 35 5 1 Overview of the Connection Area The following figures show the assignment of the individual connection areas on the bottom of the inverter Apply to HNSxxxxTL 1 xxxx 4500 5000 5500 6000 7 35 jet Description A DC connectors for connecting the PV strings DC connectors for connecting the PV strings Wate
11. to these instructions may adversely affect the operating convenience or functionality of the device 3 Unpacking 3 1 Assembly Parts Please check the delivery for completeness and any visible external damage Contact your dealer at once if anything is damaged or missing Object Quantity Description infor De plug connector LE walmeurtngbracket amp f3 Plastic Expansion Tube i Warranty Card is included in l EE tor User Manual security screw 1 set for HNSXxxxTL 1 xxxx 1000 1500 2000 2500 2 sets for HNSxxxxTL 1 xxxx 3000 3600 4000 3 35 3 sets for HNSxxxxTL 1 xxxx 4500 5000 5500 6000 3 2 Identifying the Inverter You can identify the inverter using the type label Information such as serial number Serial No and type of the inverter as well as device specific characteristics are specified on the type label The type label is on the right side of the enclosure 4 Mounting A DANGER Danger to life due to potential fire or electric shock Do not install the inverter near any inflammable or explosive items The inverter will be directly connected with high voltage power generation device The installation must be performed by qualified personnel only in compliance with national and local standards and regulations N CAUTIONI Danger of burn injuries due to hot enclosure parts ejnstall the inverter so that it cannot be touched inadvertently Risk of injurv due t
12. NY Afore USER MANUAL INSTALLATION AND OPERATION W afore r 9 we 9 PV Inverter HNS1000TL 1 HNS1500TL 1 HNS2000TL 1 HNS2500TL 1 HNS3000TL 1 HNS3600TL 1 HNS4000TL 1 HNS4500TL 1 HNSSOOOTL 1 HNS5500TL 1 HNS6000TL 1 About Afore Afore New Energy Technology Shanghai Co Ltd located in the Hi Tech PV center of Shanghai China is an international PV enterprise which is specialized in manufacturing of solar PV inverters Afore is dedicated to providing perfect power conversion and control solutions for solar power generation installations R amp D manufacturing and marketing of solar PV inverters Afore possesses the first class production equipment and international R amp D team The core business is to provide all kinds of high quality and reliable grid connected solar Inverters and energy system solutions to satisfy the consistently increasing demands for global energy The newly designed PV Inverter features itself with full load high efficiency high reliability and user friendly interface The conversion efficiency of our inverter is up to 97 A user friendly installation amp interface professional industrial design and design for reliability mechanism give the Inverter Family a competitive edge for customers from all regions As a customer oriented company Afore is always trying to improve itself and enhance customer satisfaction High quality is the fountain of life
13. al AA 32 da E Genre Te EE 35 1 About This Manual 1 1 Scope of Validity This manual describes the assembly installation commissioning operation and maintenance of the following ANVHOME series grid connected PV inverters produced by Afore New Energy HNS1000TL 1 HNS2000TL 1 HNS3000TL 1 HNS4000TL 1 HNS5OOOTL 1 HNS1500TL 1 HNS2500TL 1 HNS3600TL 1 HNS4500TL 1 HNS550OTL 1 e HNS6000TL 1 Please keep this manual all time available in case of emergency 1 2 Target Group This manual is for qualified personnel The tasks described in this manual must only be performed by qualified personnel 1 3 Additional Information Further information on special topics such as description of parameters and measurement readings can be downloaded in the download area at www aforenergy com 2 Safety Instructions 2 1 Safety Precautions 1 All work on the inverter must be carried out by skilled electricians And ensure that children do not play with the equipment 2 The device may only be operated with PV generators Do not connect any other source of energy to the device 1 35 3 The PV generator and inverter must be connected to the ground in order to reach maximum protection for property and persons 4 Do not remove cover until 3 minutes after disconnecting all sources of supply This is because the charge stored in capacitors may provide a risk of electric shock or a risk of electrical energy high current level 5 T
14. c Max Fac Min Fac 240 210 50 5 oc 80 a0 60 60 Function Display 7 MaxV mode 297 5V 7 Minv mode i com 7 MaxF mode seiner ee BaudRate MinF mode address 31944 Stop Display Max mode VacH Trip Value a Miri mode Yad Trip Value aq MaxF mode FacH Trip Value 0 MinF mode Facl Trip Value 0 YacH Trip Time YacL Trip Time FacH Trip Time Facl Trip Time Waiting Waiting Waiting 8 7 If the connecting is failed repeat the step 4 to the step 5 until successfully l 24 35 connecting 8 8 The values of the thresholds and software trip time for the grid voltage and the grid frequency related to the auto test can be set The default parameters are as follows Max Vac Maximum AC voltage threshold 264 5V lt 0 2s Min Vac Minimum AC voltage threshold 92V lt 0 2s Max Fac Maximum AC frequency threshold 51 5Hz 0 1s Min Fac Minimum AC frequency threshold 47 5Hz 0 1s 8 9 If all values are correct then the user can be able to click the SET button on the PC screen to set the auto test parameters The interface will be displayed on the PC screen as followings if successfully set wy SelTest Voltage Frequency Max Vac Min Vac Min Fac 240 l 49 5 80 Function Display Maxv mode Minv mode 7 MaxF mode MinF mode Display Max mode i MinF mode VacH Trip Value Fad Trip Value VacH Trip Time Yad Trip Time FacH Trip Time Facl Trip Time Waiting Waiting Wait
15. dentical tilt e The following limit values at the DC input of the inverter must not be exceeded connecting to a higher voltage will destroy the device Anyhome Maximum input voltage Maximum input current HNS1000TL 1 450V HNS1500TL 1 450V HNS2000TL 1 500V HNS2500TL 1 500V HNS53000TL 1 550V HNS4500TL 1 550V HNS4000TL 1 550V HNSSOOOTL 1 550V HNS5500TL 1 550V HNS6000TL 1 550V 5 3 2 Assembling the DC Plug Connector In order to connect to the inverter all connection cables of the PV modules must be equipped with the DC plug connectors provided You will find the necessary DC plug connector for DC connection in the delivery To assemble the DC plug connectors proceed as detailed below Ensure the plug connectors have the correct polarity The whole connector will include the male side and female side as showed below 12 35 Male side connector M lu u a Female side connector F Assembly Instructions 1 Adjust the striper stopper and put the cable in corresponding notch to strip the length of 12mm Please refer to the following figures 2 Insert striped cable into contact barrel and insure all conductor strands are captured in the contact barrel 3 Compress them together with the crimping pliers 4 Insert contact cable assembly into back of male and female connector A click should be heard or felt when the contact cable assembly is seated correctly Then turn the cap to the coup
16. ding 2 Ratings of the grid side switch do not meet grid requirements so that Replace the switch Grid loss Utilitv Loss the switch has tripped 3 AC connectors are in poor connect Reconnect the connectors again Restart the inverter if the error still remains after repeated restarting 4 Inverter fault please contact our after sales AP 1 The grid is abnormal When the grid returns to normal the inverter restores automatically Grid over voltage When the grid returns to normal restart the inverter if the error still Voltage 2 Inverter fault remains after repeated restarting please contact our after sales 1 Thegrid is abnormal l l t When the grid returns to normal the inverter restores automatically Grid under voltage l Voltage geen When the grid returns to normal restart the inverter if the error still l remains after repeated restarting please contact our after sales 30 35 No Definition Error Message Possible Causes Corrective Measure 1 The grid is abnormal When the grid returns to normal the inverter restores automatically Fac Over Range SE E When the grid returns to normal restart the inverter if the error still l remains after repeated restarting please contact our after sales Grid frequency error LCD screen do not When the grid returns to normal restart the inverter if the error still light up Green LED 5 Inverter fault remains after repeated restarting please c
17. for Afore not just in product quality control but in quality of service and support AFORE is able to help customers reduce energy consumption and carbon dioxide emissions by leading green solutions d re ert Ho r Green enem Mit NAG SA ri au e fl iu awe D Contents l Abort ee reiege itini a a pa a a a aan aa 1 Lr Scope of Validity e EE 1 1 2 WAGE OU Ee E 1 1 3 Additional Information ME 1 2 Sale ISULONG ARA ates cecil tea AA 1 2 3 SAFETY ee EE 1 2 iexplanations ot SYMONS EE 2 AA a e d ai dk a 3 B l Assembiv Patt ee ik ANG hr e e l 3 3 2 Identifying the HAN GLU E EE 4 ENTO O AA APA EP ANG 4 4 1 Selecting the Appropriate Mounting Location 4 4 2 Mounting the Inverter with Wall Mounting Bracket 5 b klectrical COMM CCUG RE 6 5 1 Overview of the Connection Area 7 5 2 Connection to the RS485 and Public Grid AC 8 5 2 l Conditi ns for CONNEC ON WEE 8 5 2 2 Connection to the RS485 and Public Grid IA 8 5 3 Connection to the PV Generator DC 11 5 3 1 Conditions for the DC Connection 11 5 3 2 Assembling the DC Plug Connector aaa 12 9 3 3 Connecting the PV Generator DC ama E gies 14 O system D VAG WAIN iii i a eA 15 T OPEL AGO E 17 7 1 Overview of Controls and Displays ena n tna rn rna nata nn na nenntt 17 L 2 COMIMISSJONI ER 18 ALED DISPlay EE 18 PALCO DISD EE 19 E ft Ge RTE 19 FZ AV ALIN WN UG NUN TEE 21 EO AA AA 23 NAA AN AA ee ee Om en oe enn eee eer matta 28 10 Technic
18. he enclosure of Inverter can become hot during operation To reduce the risk of injury do not touch the cover heat sink at the back of the PV Inverter or nearby surfaces while Inverter is operating 6 Do not use the equipment for purposes other than those described in this manual 7 Both the inverter and associated transport packaging are mainly made of recyclable raw materials Please ensure that the used device and any relevant accessories are disposed of in accordance with applicable regulations 2 2 Explanations of Symbols Danger of Electric Shock The inverter is directly connected with the public grid All work on the inverter must be carried out by qualified personnel only Beware of hot surface The inverter can become hot during operation Do not contact the device during operation Caution risk of electric shock Energy storage timed discharge time to be indicated adjacent to the symbol Caution Danger This device directly connected with electricity generators and public grid Do not dispose of this device with the normal domestic waste Without Transformer This inverter does not use transformer for the isolation function CE mark The inverter complies with the requirements of the applicable EC guidelines 2 35 Regulatory compliance mark The inverter complies with the requirements of Australian Communications Authority guidelines safety and EMC guidelines Notes Important Non adherence
19. ing Waiting Disconnect 8 10 After setting the values of the auto test there are four mode selections to test the auto test and the user can only select one mode for every time After selecting the mode the user can click the button Start to start the auto test And if clicking the stop button the auto test will stop For example if the user selects the MaxV mode and clicks the button Start the following will be shown on the PC screen 25 35 l i ity SelfTest b Voltage Frequency Max Vac Min Vac Max Fac Min Fac 240 210 50 5 49 5 80 80 60 0 Function Display Max mode l 773 8 V 3 Minv mode at com MaxF mode 49 98 Hz BaudRate Stop 1 MinF mode address 3 90 A Run Maxv mode Display Maxv mode Mini mode MaxF mode MinF mode YacH Trip Value Vacl Trip Value FacH Trip Value Facl Trip Value 237 7 o 0 0 YacH Trip Time VacL Trip Time FacH Trip Time Facl Trip Time Run Waiting Waiting Waiting Disconnect 8 11 The slew rate of the threshold values either increase or decrease are equal or less than 0 05Hz s for AC grid frequency and equal or less than 1V s for AC grid voltage starting from the maximum or minimum threshold value During the auto test the threshold value changes linearly and the measured values of the grid will be displayed on the PC screen in real time The threshold will move from the maximum or minimum threshold value toward the measured value
20. ins after repeated restarting please contact our after sales When the grid returns to normal the inverter restores automatically Restart the inverter if the error still remains after repeated restarting please contact our after sales The inverter restores automatically Restart the inverter if the error still remains after repeated restarting please contact our after sales The inverter restores automatically Restart the inverter if the error still remains after repeated restarting please contact our after sales No Definition Error Message Possible Causes 1 The external conditions such as the PV voltage and the sunlight change The inverter restores automatically too sharply protection Temperature Restart the inverter if the error still remains after repeated restarting 2 Inverter fault please contact our after sales 1 The grid is abnormal When the grid returns to normal the inverter restores automatically 2 Ratings of the grid side switch do not meet the grid requirements so Replace the switch that the switch has tripped 3 AC connectors are in poor connect Reconnect the connectors again Restart the inverter if the error still remains after repeated restarting 4 Inverter fault please contact our after sales 1 The grid is abnormal When the grid returns to normal the inverter restores automatically 19 Over temperature Over Islanding protection Grid Islan
21. ler Please refer to the following figures 13 35 5 3 3 Connecting the PV Generator DC ii DANGER Danger to life due to high voltages in the inverter e Before connecting the PV generator ensure that the AC amp DC circuit breaker is switched off and that it cannot be reactivated is Notes 1 Disconnect the circuit breaker 2 Check the connection cables of the PV modules for correct polarity and that the maximum input voltage of the inverter is not exceeded 3 Check the DC plug connector for correct polarity and connect it Plug the DC plug connectors to DC terminals on inverter f Applv to HNSxxxxTL 1 xxxx 3000 3600 4000 14 35 Apply to HNSxxxxTL 1 xxxx 4500 5000 5500 6000 6 System Diagram The typical connection diagram for the entire PV system is shown in the following figure Inverter onnection System 1 PV Panel Provide DC power to inverter 2 Inverters Converts DC Direct Current power from PV panel s to AC Alternating Current power Because Inverter is grid connected it controls the current amplitude according to the PV Panel power supply Inverter always tries to convert the maximum power from your PV panel s 3 Connection system This interface between Utility and PV Inverter may consist of electrical breaker fuse and connecting terminals To comply with local safety standards and codes the connection system should be designed a
22. nd implemented 15 35 by a qualified technician Refer to the following table to choose the AC breaker mos 5 eres S a a weer S 4 Utility Referred to as grid in this manual i e the way your electric power company provides power to your place Please note that Inverter can only connect to low voltage systems namely 220 230VAC 50H7 16 35 7 Operation Product Overview 7 1 Overview of Controls and Displays 17 35 There are four function keys on the front panel from left to right Esc Up Down Enter The keypad is used for Scroll the displayed parameter Up and Down keys Accessing and modifying the adjustable parameters Esc and Enter keys 7 2 Commissioning After completing the mechanical and electrical installation the inverter is put into operation 1 Switch on the DC breaker The inverter starts up automatically when the power from PV generator is sufficient 2 Check whether the display and LEDs are indicating a normal operating state H Red amp LCD backlight Flashing contact installer 7 3 LED Display The inverters are equipped with two LEDs including green and red which provide information about various operating states in the following ways They are marked with Power and Fault respectively When the inverter is power on from the generator and operating correctly the green LED is on The red light is flashing during the inverter is
23. ng to polarities connect the grounding line to PE terminal the neutral line to N and phase line to L as shown in the following figure Communication via RS485 optional Only twisted pair cable or AB cable apply to the communication connection There are 4 pins for communication connection as shown in the figure and they are defined as follows 485A 485B GND Pin 1 and pin4 is only used when communication is realized through wireless communication module Connect Pin 2 Pin 3 if communication is realized through RS485 RS485 can be used for multipoint communication Up to 31 inverters can communicate and be monitored through one communication module RS485 communication module and receiver can be purchased from Afore New Energy as options And relevant monitoring software can be downloaded from www aforenergy com 10 35 Insert the sockets into the terminal blocks as shown in the following figure Close the waterproof cover tighten the waterproof connectors C amp D and the screws 5 3 Connection to the PV Generator DC CAUTION Load Disconnection Unit On the DC side out of inverter there is a circuit breaker optional in order that the inverter can be safely installed the circuit breaker must be switched off 5 3 1 Conditions for the DC Connection e The connected PV modules must meet following requirements Same type Same number Identical alignment 11 35 I
24. o the heavv weight of the inverter e Take the inverter s weight of approx 16 kg into account for mounting 4 1 Selecting the Appropriate Mounting Location Consider the following points when selecting where to install e The mounting method and location must be suitable for the inverter s weight and dimensions e Mount on a solid surface But do not mount the unit on plasterboard walls or similar in order to avoid audible vibrations for the inverter can make noises when in USE 4 35 e Vertical installation or tilted backward by max 30 degree is allowed e Never mount the device with a forward tilt horizontally or even upside down e For the convenience of checking the LCD display and possible maintenance activities please install the inverter at eye level e The ambient temperature of installation site should be between 20 C and 55 C between 4 F and 131 F e Install the inverter directly exposes to strong sunshine is not recommended the excess heating might lead to power reduction e Provide better ventilation for the inverter to ensure that the heat is dissipated adequately e The site altitude of installation should be below 1000m above sea level more than 1000m above the sea level will cause derating 4 2 Mounting the Inverter with Wall Mounting Bracket 1 Use the wall mounting bracket as a drilling template and drill the holes for the screws 41 24e 2 Fix the wall mounting bracket
25. ontact our after sales 1 All the PV panels are connected to l R Change the installation the inverter as one input string When the grid returns to normal restart the inverter if the error still 2 Inverter fault remains after repeated restarting please contact our after sales Check the installation NC Output power is half of the Max Power ere ANN oi sia EISEN Check the installation wires of the inverter is incorrect si OD pot ANG Check the installation inverter and other equipments 4 GFCI failure Replace the switch Restart the inverter if the error still remains after repeated restarting 5 Inverter fault please contact our after sales 1 PV or PV is earthed Check the impedance between PV amp PV 2 PV inverter isn t earthed Make sure the PV Inverter is earthed Restart the inverter if the error still remains after repeated restarting 3 Inverter fault please contact our after sales 25 GFCI tripped Isolation failure Isolation failure Restart Disconnect all the input and output switches wait until the LCD screen and all the indicating lights go off and then reconnect all the switches again e If there is no display on the panel please check PV input connections 31 35 If the voltage is higher than 120 V and the inverter doesn t work please call local service If it is intended to replace the cable or open the enclosure lid please call our service During periods of little or
26. r will restart automatically 7 4 LCD Display A backlight LCD display is integrated into the inverter so that it can be easily visible Inverter starts up automatically when DC power from the PV panel is sufficient During startup the green led is illuminated the LCD shows logo of company and version of inverter F ia ki mie kay ES anas K l The LCD will be initialized for 3 seconds In the normal operation status the display will show the default menu as follow SEA 7 4 1 LCD Display All content shows in the LCD by default Power The current output power W 19 35 SC eeeeeameremesemeerg E EToday The energy generated today in kilo watt hours KWh ETotal The energy generated since starting up the inverter KWh The time since the energy generated today minutes The total time since starting up the inverter hours The current information occurring on the PV inverter The current time amp date Ipv Vpv lac Vac ETodav Etotal RunTim SumTim in the block diagram will be shown one by one with default 3s interval Screens can be scrolled manually by pressing the Up key Along with the different working states of the inverter the line of current information will display different state information as follow 20 35 AC Fuse Check Fail Fuse of the grid side melted DC INJ High The alternative component of the DC current is out of the permitted range CC OO RTC Failure Real
27. rproof connector for the communication connection RS485 Quick Module Do Waterproof connector for the AC connection waterproof cover for RS485 connection and AC connection Po Switch optional 5 2 Connection to the RS485 and Public Grid AC 5 2 1 Conditions for Connection ih CAUTION Load Disconnection Unit An individual circuit breaker should be equipped for each inverter in order that the inverter can be safely disconnected under load 5 2 2 Connection to the RS485 and Public Grid AC Measure the grid voltage make sure it within the permissible range Disconnect the circuit breaker between the invert and the grid Assembling the cables please refer to the following figure 8 35 Loosen the screws and waterproof connectors and open the waterproof cover Two holes will turn up after loosen the waterproof connectors C amp D Then thread the 3 electric wires through the bigger one D and thread the communication line through the other one C Please refer to the following figure The following figure shows the assignment of the individual connection sockets Loosen the screws to end in counter clockwise insert the cables into the socket then tighten the screws to end in clockwise Make sure the wires are securely connected As shown in the following figures Socket for communication connection f n counter clockwise ten clockwise 9 35 Connection to the Public Grid Accordi
28. time clock failure In the state of Fault the red LED will flash In most situations the inverter requires very little service However if inverter is not able to work perfectly you can check more details in the chapter 9 Trouble shooting 7 4 2 Main Menu Press the Esc key to enter the main menu The main menu contains 5 submenus as follow Press the up amp down keys to select the submenu When chosen item is selected press Enter key to open the submenu Pressing the ESC key calls back the Main menu Hevice info Device Info IU History Info History Into e e ri Advanced info AN Ad Display Info The interface of Display Info shows all the parameters that the inverter in the normal operation status The pattern of the interface is as same as the default menu after the LCD is initialized As the follow figure 21 35 Power SECH gun Dr EER ER ERENNERT EFSER ERR EEE RE E EE ERE RER EE EE EESER ERR KC Poday BG KH th i Device Info Press Enter to open the submenu Device Info This submenu contains these follow information Rated power Rated current Rated voltage Rated frequency Busbar voltage Cooler Temperature Case temperature Screens can be scrolled manually by pressing the Up amp Down keys Device State Device State Standardi Busbar 45ey Mate Po EY loner sit Fated r i LCase T S ch Rated V 23B W Fated ri ts
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