3KW Off-Grid PV Inverter User Manual - ostrovni
Contents
1. Sets year Flashes Enter Returns to main menu 5 Esc Enter I BB JSEnter Up vi LCD Display ENERGY GENERATED morn MIO LIL 10 5 Operation Mode Display Inverter mode This inverter is working with DC INV operation and not connecting to the grid This inverter is activated to generate power to the loads via AC output SOLAR connector At the same time the utility is out of range PV power is sufficient VITA lt VA to charge battery and provide power to TTER BATTERY the connected loads 19 This inverter is activated to generate power to the loads via AC output connector At the same time the utility is out of range PV power is generated but not sufficient enough to power loads by itself PV power and battery are providing power to the connected loads at the same time This inverter is activated to generate power to the loads via AC output connector At the same time the utility is out of range PV power is not detected or available at this moment Only battery power is available to provide power to connected loads This inverter is activated to generate power to the loads via AC output connector At the same time the utility is out of range No batter2. AC INPUT DO AC OUTPUT AC OUTPUT 5 KW 9 8 3 588 T Enter PV INPUT CC AC OUTPUT 6 0 0 O Vac 555 BATTERY CAPACITY BEE AC OUTPUT DATA RECORD FROM i 5 OO ODO CI DATE YY MM DD TIME HH MM SS AC OUTPUT TODAY ENERGY GENERATED EE 88333838 15 Input voltage or Procedure power of PV input ae AC OUTPUT KW gag Hz u Yo 3 PV INPUT bi BB 1 Enter BATTERY CAPACITY paga DATA RECORD FROM Cts O A gt Oot YY MM DD TIME HH MM SS TODAY ENERGY GENERATED 888883 e Battery voltage or percentage Procedure AC INPUT DO AC OUTPUT KW Vac LI CI 7 PV INPUT 899 BATTERY CAPACITY 3 B 999 Enter gt PV INPUT 999 gt Enter PV INPUT 988 BATTERY CAPACITY 5 999 Enter DATA RECORD FROM CoO c Oooo ot DATE YY MM DD TIME HH M
3. Overload A Overload Over temperature alarm N Over temperature Ln Pesin 26 asa No electrical ground A o Ground loss IN Problem found in Fan module 13 2 Fault Reference Codes When a fault occurs the icon Essas will flash as a reminder See below for fault codes for reference Fan fault E mel Code upper threshold DC bus voltage falls below the lower threshold time out time out event is detected 1 0 0 0 An relay failure event is detected detected Inverter DC component exceeds the allowable range Leakage current CT failed 4 5 7 1 14 16 DC component in the output EXE current exceeds the upper threshold ERROR 27 Over temperature fault Disconnect AC circuit breaker first Then disconnect DC circuit breaker Until LCD screen completely shuts down turn on DC breaker first It will show No Utility in LCD screen Then turn on AC breaker After 300 seconds the system will automatically connect to the grid If the error message still remains please contact your installer The internal temperature is higher than specified temperature Leave inverter to be cooled to room temperature If the error message still remains please contact your installer PV input voltage exceeds the upper threshold Auxiliary power failed Auxiliary power means Switch power supply Leakage current exceeds the allowable range PV
4. 3KW Off Grid PV Inverter Table Of Contents I Introduction O 1 2 Important Safety Warning uzu2unu0n0nunnnnununnununnunnnnnnnnunnnnunnnnunnnnunnnnnnunnnnannnnenn 2 3 Unpacking amp Overview iaa o nnn 4 CM PACKING 1 SEn E RR RR e Eo O A 4 522 PROGUCE OEM 4 4 e 1 1 1 1 ERE SA 5 4 1 Selecting Mounting Location cococccconncconecinnoninnonnnnononcnnoninrononnonennanencananeninnos 5 4 2 MOUNENG UNI m E 5 5 AC Input EONNection ssa AUREUM EIER EOM FEIN RO O CORO RODEO a 7 Sa Ep dE CLIO sra St O O E 7 5 2 Connecting to the AC Power SOUFCe nueaenunnunnnnn nen nn nenn nenn nn nun nn nun nn nen nn nun nnns 7 6 PV Module DC Connection iin a EHE EEE 8 Z Battery Connection so einn adan 9 8 Load AC Output Connection u zuuuuuaunuunununnunnnnnnnnunnnnunnnnunnnnunnnnnnnnnnnunnnnannn 10 9 COMMISSIONING sr 11 10 Operation EL aaa DE nn ER 2 2 2 2 OE E A RR E E RUD LR 12 ISSN gie 12 10 2 CD Information Dei 12 TOFS 0161111 een 14 10 4 Query Menu Operation ococcccncocoonococccoconnacnrncnconcncnrncnn nar nn nun nn nennen 14 11 Charging Management ascii paciencia 23 12 Maintenance amp Cleaning uuzu2unu0nunuunununnnnununnnnunnnnunnnnnnnnnnnnnnnnunnnnannnnan nun anne 25 13 Trouble SHOOLING iiis na dada TO asda add aS a DEVE Fa Een Eee 26 Il VAIS ern 26 13
5. TODAY ENERGY GENERATED Flashes 5883838 3 2 gt Enter Enter 5 8 8 g 8 8 Enter 2 mer DATE YY Mw DD ets mont 1 Flashes 4 A 6 l DATA RECORD FROM y 86 68 89 Enter DATE YY MM Sets day Flashes LCD Display ENERGY GENERATED INN LLLI Energy generation display of selected month Procedure AC INPUT B88 Hz PR OUTPUT KW ggg Hz LJ 9 PV INPUT Kw Volt EMA BATTERY CAPACITY Volt Esc Enter Returns to main menu DATA RECORD FROM 00 00 00 507007 DATE YY MM DD TIME HH MM SS DATA RECORD FROM FAB 3 88 88 Enero Enter gt iy EIS Sets year 5 DATA RECORD FROM 4 CI Enter 88 88 Enter Zu SWR DATE YY MM DD Sets month Flashes 6 LCD Display ENERGY GENERATED one J LI LI 18 Esc Enter Returns to main menu Energy generation display of selected year Procedure
6. 25 13 Trouble Shooting When there is no information displayed in the LCD please check if PV module connection is correctly connected 13 1 Warning List There are 21 situations defined as warnings When a warning situation occurs A icon will flash and the fault code area will display WR wordings You may check software for the detailed warning situations Please contact your installer when below warning situations occur U e NN CPU is performing the Sampling adjustment is in process in DSP auto correction of AD signals Data saving failure A Flash memory fails Input PV is found lost FEN The PV input voltage is out of range PV input voltage reads low A The input PV voltage is too low to initiate the inverter initialization turned on the upper threshold limit the lower threshold exceeds the upper threshold limit below the lower threshold Power grid connected Average feeding voltage has exceed the upper average voltage exceeds the limit maximum threshold Emergent grid disconnection The utility is abnormal Battery voltage is too low Z The battery voltage is less than 42V Low battery Battery voltage is less than 25 of battery capacity or the battery voltage less than 44V Battery is disconnected A Battery is not detected End of battery discharge Low voltage from over discharging Battery voltage is below 42V This battery is charging now and not achieving to 50V yet
7. After 300 seconds the system will automatically connect to the grid If error message remains please contact your installer Check if the connection between battery and inverter is well Make sure battery condition is ok Then restart the inverter If error message remains please contact your installer Remove exessive loads Be sure that total connected loads are less than maximum power consumption this inverter can support Then restart the inverter Battery disconnected EXI Check if battery cable is connected firmly If error message remains please contact your installer for a long time Then restart the veneer 26 Short circuited on inverter ERROR Turn off the inverter output Disconnect AC circuit breaker first Then disconnect DC circuit breaker and then disconect the loads Please check if load circuit is ok After removing the error turn on the PV DC breaker and battery breaker 4 Turn on the inverter 5 If error message remains please contact your installer 27 Fan fault Please check if fans are runing ok If fans are runing ok please shut down inverter first and then restart it If fans are stop runing or error message remains after restart the inverter please contact your installer 30 14 Specifications Vertex 2KW Vertex 3KW 2000 W 3000 W 500 VDC 100 VDC 500 VDC ull Load MPP Voltage Range 250 VDC 450 VDC 13 A AC INPUT ominal AC Voltage 101
8. 110 VAC 120 127 VAC 208 220 VAC 230 240 VAC cceptable Voltage Range 85 130 VAC 85 160 VAC 175 265 VAC 1 cceptable Frequency Range 57 5 62 5 Hz 47 5 52 5 Hz 20 A Output Voltage 101 110 VAC 230 240 VAC Output Frequency 50 60Hz auto sensing Pure Sine Wave HDv lt 3 Linear Load ower Factor gt 0 99 fficiency DC to AC 92 gt 110 1min gt 150 30 sec 200 immediately 223 mo 29 368 p die m 2 XII Z D E x 3 3 c SIE 3 3 THU 3 216 c Ss Ol 3 ld LO TO 5 cr N al N CO O lt gt O z gt 2 D x 3 c 3 RF 5 c cr O c 3 60 5 cr U zi lt 0 0 m 0 6 ml V c pm gt O Output Voltage Output Frequency 50 6OHz auto sensing Output Waveform PueSieWave THDy lt 3 Linearload Power Factor UJ o lt go O E G m A ominal DC Voltage Maximum Charging Current YU I lt Uu b o gt r u 420 x 415 x 170 et Weight kgs NTERACE ommunication Port ntelligent Slot NVIRONMENT umidity zu 3 D 5 m 0 5 U x x E poni 3 3 A pa dn Ul RS 232 USB Optional SNMP card Modbus card and AS 400 card available 0 90 RH No condensing Operating Temperature 0 to 40 C Ititude O 1000 m Power derating 1 every 100 m when altitude is over 1000m 31
9. 2 Fault Reference CodeS nennen dee 27 14 ee 0 31 1 Introduction This off grid PV inverter can provide power to connected loads by utilizing PV power AC power and battery power When PV energy is sufficient it will power connected loads and charge battery When PV energy is not sufficient this inverter will power connected loads and charge battery from AC power source When both PV energy and AC power source are not available it will provide battery power to connected loads Off Grid inverter PV module AC power source Load Figure 1 Basic Off Grid PV System Overview Depending on different power situations this hybrid inverter is designed to generate continuous power from PV solar modules solar panels battery and the utility When MPP input voltage of PV modules is within 150 VDC to 500 VDC this inverter is able to generate power to the load and charge battery This inverter is only compatible with PV module types of single crystalline and poly crystalline Do not connect any PV array types other than these two types of PV modules to the inverter See Figure 1 for a simple diagram of a typical solar system with this hybrid inverter Note When PV input voltage is lower than 250V the power of inverter will de rate 2 Important Safety Warning Before using the inverter please read all instructions and cautionary markings on the unit and this manual Store the manual where it can be accessed easily This manual is f
10. a H a dis Indicates charging current to battery N Indicates that the warning occurs ERROR Indicates that the fault occurs Indicates fault code or warning code ROM 00 0 moo 5 Indicates date and time or the date and time users set for SCSI CALA Al f viet d EP LI CI LI querying energy generation Indicates solar panels SOLAR Icon flashing indicates PV input voltage or is out of range PV ARRAY Indicates utility Icon flashing indicates utility voltage or frequency is out of e Indicates battery condition And the lattice of the icon indicates battery capacity Icon BATTERY flashing indicates battery is not connected Icon flashing indicates the battery voltage is too low Indicates AC output for loads is enabled and inverter is SAN providing power to the connected loads Indicates AC output for loads is enabled but there is no power provided from inverter At this time no battery and the utility are available Only PV power exists but is not able to provide power to the connected loads OVER LOAD Indicates overload TODAY ENERGY GENERATED TOTAL Kwh ID LB Lg SG Ll 1 D ODDO 8 Indicates PV energy generated 13 10 3 Button Definition confirm selection or entry ENTER ON Press and hold the button for This inverter is able to provide power to approximately 1 second when connected loads via AC output connector the utility is detected or 3 seconds without the utility ESC O
11. insulation resistance is too low Check if the open circuit voltage of PV modules is higher than 500VDC If PV open circuit voltage is less than 500VDC and the error message remains pelase contact your installer Turn off the inverter Then restart the inverter If the error message still remains please contact your installer The ground voltage is too high Please disconnect AC breaker first and then DC breaker Check if grounding is connected properly after LCD screen completely shuts down If grounding is correctly connected turn on DC brearker After it displays No Utility in LCD screen turn on AC breaker After 300 seconds the system will automatically connect to the grid If the error message still remains please contact your installer Check if the impedance between positive and negative poles to the ground is greater than 1MO If the impedance is lower than 1MO please contact your installer mme ema Code e A difference occurred in the readings from the main and secondary controllers Communication with the main and secondary controllers is interrupted Discharge circuit fault error ERROR ERROR Soft start in battery discharge fails Charging voltage is too high Overload fault 29 Please disconnect AC breaker first and then disconnect DC breaker After LCD screen is completely off turn on DC breaker Until it shows No Utility in LCD display turn on AC breaker
12. operate the Inverter with damaged or substandard wiring CAUTION Under high temperature environment the cover of this inverter could be hot enough to cause skin burns if accidentally touched Ensure that this inverter is away from normal traffic areas 2 A A CAUTION Use only recommended accessories from installer Otherwise not qualified tools may cause a risk of fire electric shock or injury to persons CAUTION To reduce risk of fire hazard do not cover or obstruct the heat sink CAUTION Do not operate the Inverter if it has received a sharp blow been dropped or otherwise damaged in any way If the Inverter is damaged called for an RMA Return Material Authorization 3 Unpacking amp Overview 3 1 Packing List Before installation please inspect the unit Be sure that nothing inside the package is damaged You should have received the following items inside of package y e yo e Inverter unit Software CD Manual USB cable 3 2 Product Overview 1 PV connectors 2 Grid connectors AC input connection 3 Battery connectors 4 AC output connectors Load connection 5 RS 232 communication port 6 USB communication port 7 Intelligent slot 8 LCD display panel Please check section 10 for detailed LCD operation 9 Operation buttons 4 Installation 4 1 Selecting Mounting Location Consider the following points before selecting where to install e Do not mount
13. the inverter on flammable construction materials e Mount on a solid surface e This inverter can make noises during operation which may be perceived as a nuisance in a living area Install this inverter at eye level in order to allow the LCD display to be read at all times For proper air circulation to dissipate heat allow a clearance of approx 20 cm to the side and approx 50 cm above and below the unit Dusty conditions on the unit may impair the performance of this inverter The ambient temperature should be between 0 C and 40 C to ensure optimal operation The recommended installation position is to be adhered to vertical For proper operation of this inverter please use appropriate cables for grid connection Select an appropriate mounting location Install the solar inverter in a protected area that is free of excessive dust and has adequate air flow Do NOT operate it where the temperature and humidity is beyond the specific limits Please check the specs for the limitations e This inverter is designed with IP20 for indoor applications only 4 2 Mounting Unit WARNING Remember that this inverter is heavy Please be carefully when lifting out from the package Installation to the wall should be implemented with the proper screws Mount the wall bracket so that the solar inverter can be easily attached to the wall After that the device should be bolted on securely 1 Drill four holes in the marked locations 2 P
14. AC Output Connector Do NOT connect the utility to AC Output Connector CAUTION This inverter is not allowed to operate in parallel Please do NOT parallel connect more than one unit in AC output connector Otherwise it will damage this inverter 10 9 Commissioning Step 1 Check the following requirements before commissioning e Ensure the inverter is firmly secured e Check if the open circuit DC voltage of PV module meets requirement Refer to Section 6 e Check if connection of AC cable to AC power source is correct e Full connection to PV modules e AC circuit breaker batter circuit breaker and DC circuit breaker are installed correctly Step 2 Switch on the battery circuit breaker and then switch on PV DC breaker After that if there is utility connection please switch on the AC circuit breaker At this moment the inverter is turned on already However there is no output generation for loads Then e If LCD lights up to display the current inverter status commissioning has been successfully After pressing ON button for 1 second when the utility is detected this inverter will start to supply power to the loads If no utility exists simply press ON button for 3 seconds Then this inverter will start to supply power to the loads e If red LED lights up or warning fault indicator appears in LCD an error has occurred to this inverter Please inform your installer Step 3 Install monitoring software in your PC
15. FF Press and hold the button until the buzzer continuously Turn off power to the loads sounds Short press Select last selection or increase value If it s in query menu press this button to ous Shore jump to next selection or decrease value Mute alarm in standby mode or battery mode NOTE If backlight shuts off you may activate it by pressing any button When an error occurs the buzzer will continuously sound You may press any button to mute it 10 4 Query Menu Operation The display shows current contents that have been set The displayed contents can be changed in query menu via button operation Press Enter button to enter query menu There are seven query selections Input voltage or frequency of AC input Frequency voltage power or load percentage of AC output Input voltage or power of PV input Battery voltage or capability percentage Date and time Today or total energy generated Mode of query energy generated 14 Setting Display Procedure e Input voltage or frequency of AC input Procedure gt AC INPUT AC INPUT 4949 Enter AC OUTPUT KW Vac Hz Ya PV INPUT 888 BATTERY CAPACITY 200 DATA RECORD FROM 55 DATE YY MM DD TIME HH MM SS TODAY ENERGY GENERATED 8888 88
16. Follow below steps to install software 1 Go to the website http www power software download com solarpower html to download software in your PC Then please execute setup exe for initiating installation software 2 Follow the on screen instructions to install the software 3 When your computer restarts the monitoring software will appear as shortcut icon located in the system tray near the clock 11 10 Operation 10 1 Interface This display is operated by four buttons NOTICE To accurately monitor and calculate the energy generation please calibrate the timer of this unit via software every one month For the detailed calibration please check the user manual of bundled software 10 2 LCD Information Define AC INPUT DATA RECORD ve AC OUTPUT qa zk ac HHH HHHH HH 888 DATE YY MM DD TIME HH MM SS PV INPUT Cic c BS o Em uer OOO BATTERY CAPACITY PV ARRAY REC 999 aa xim CHARGING CURRENT cd 1 OO cn C UL TODAY ENERGY GENERATED ERA A 035 3 20 O 4 aay 2 0 0 0 0 0 Display EE Vac voltage Hz frequency Indicates AC output power voltage frequency or load percentage KW power Vac Voltage Hz frequency Load percentage AC OUTPUT 12 oo mm Indicates PV input voltage or power DIN Volt voltage KW power BATTERY CAPACITY mun Indicates battery voltage or percentage ecc Volt voltage 9o percentage CHARGING CURRENT
17. M SS TODAY ENERGY GENERATED 888883 16 BATTERY CAPACITY 988 e Date and time Procedure AC INPUT AC OUTPUT w K Vac Hz nd 96 PV INPUT KW BBB BATTERY CAPACITY BBB DATA RECORD FROM 3 DATA RECORD FROM 05 99 88 Enter gt 89 98 88 DATE YY MM DD TIME HH MM SS DATE YY MM DATA RECORD FROM TODAY ENERGY GENERATED ang 1 88 88 88 AC INPUT 0 0 0 AC OUTPUT KW Vac Hz 9 SE 209 DATA le Um Jo c c OOo ot DATE YY MM DD TIME HH MM SS 3 TODAY ENERGY GENERATED topar ENERGY GENERATED 0 0 93 Enter 8885888 ENERGY GENERATED 583388 17 e Mode of query energy generated Energy generation dis of selected da Procedure AC INPUT G 8 8 Hr Hz mh a AC OUTPUT KW 8 8 8 3 Hz pS PV INPUT KW Voit us BATTERY CAPACITY 888 DATA RECORD FROM DATA RECORD FROM 89 99 88 99 99 99 Enter iss YY MM DD TIME HH MM SS DATE YY WM DD Sets year
18. Step 4 Check correct polarity of connection cable from E PV modules and PV input connectors Then connect positive pole of connection cable to positive pole of PV input connector Connect negative pole of connection cable to negative pole of PV input connector Refer to Chart 4 Chart 3 Step 5 Make sure the wires are securely connected 8 Chart 4 WARNING It s very important for system safety and efficient operation to use appropriate cable for PV module connection To reduce risk of injury please use the proper recommended cable size as below Conductor cross section mm 23 35 6 12 gt 1 G 5 o CAUTION Never directly touch terminals of the inverter It will cause lethal electric shock CAUTION If it s necessary to turn off the inverter during operation make sure to disconnect the AC breaker first and then PV DC breaker 7 Battery Connection CAUTION Before connecting to batteries please install separately a DC circuit breaker between inverter and batteries NOTE Please only use sealed lead acid battery Lithium iron vented Nicd and Gel battery Please check maximum charging voltage and current when first using this inverter NOTE Please use 60VDC 100A circuit breaker Please follow below steps to implement battery connection Step 1 Check the nominal voltage of batteries The nominal input voltage for this inverter is 48VDC Step 2 Use two battery cables Remove insulation
19. end N 3 mm Refer to chart 1 zi Step 4 Connect wires according to polarities indicated on terminal block Be sure to connect PE protective conductor first L LINE brown or black Ground yellow green N Neutral blue Step 5 Make sure the wires are securely connected CAUTION To prevent risk of electric shock ensure the ground wire is properly earthed before operating this inverter no matter the AC input is connected or not 6 PV Module DC Connection CAUTION Before connecting to PV modules please install separately a DC circuit breaker between inverter and PV modules NOTE Please use 600VDC 25A circuit breaker Please follow below steps to implement PV module connection WARNING This inverter is only compatible to two types of PV modules single crystalline and poly crystalline To avoid any malfunction do not connect any PV modules with possibility of leakage current to the inverter Step 1 Check the input voltage of PV array modules The acceptable input voltage of the solar inverter is 250VDC 450VDC This system is only applied with one string of PV array Please make sure that the maximum current load of PV input connector is 13A CAUTION Exceeding the maximum input voltage can destroy the unit Check the system before wire connection Step 2 Disconnect the circuit breaker Step 3 Remove insulation sleeve 10 mm for positive and E negative conductors Refer to chart 3
20. er to the loads via AC output wi 1 connector PV power is not detected or PA EE available at this moment Only utility nS lt WA WA el Mac is available to charge battery BATTERY A PV ARRAY 21 This inverter is disabled to generate power to the loads via AC output connector PV power and the utility are not detected or available at this moment 22 11 Charging Management Default Charging voltage Valie Note It can be adjusted via software from Max charging current 5Amp to 25Amp It can be adjusted via software from Floating charging voltage default 54 0 Vdc ng arging NOIR 54 0 Vdc 50Vdc to 56Vdc Floating charging voltage 2Vdc But the max absorption charging Max absorption charging 56 0 Vdc Voltage is 57Vdc Therefore if floating voltage default charging voltage is set to 56Vdc then max absorption charge voltage will be still 57Vdc Battery overcharge protection 59 0 Vde Charging process based on default u setti n g Bulk Voltage Float Voltage 3 stages First max charging voltage Absorption Floating increases to 56V Second charging voltage will maintain at 56V until charging current is down to 5 Amp Third go to floating charging at 54V This inverter can connect to battery types of Sealed lead acid battery Vented battery Gel battery Nicd battery and Lithium iron battery Below is recommended floating charging voltage table based o
21. lace the unit on the surface and align the with four screws mounting holes with the four screws 416 2 Fre pou Hire ni r Note Recommended specs for screws DIDI CJ O 2 Q 7h a ct h 3 lt 5 AC Input Connection 5 1 Preparation Before connecting to AC input power source please install a separate AC circuit breaker between inverter and AC power source This will ensure the inverter can be securely disconnected during maintenance and fully protected from over current of AC input NOTE1 Although this inverter is equipped with a fuse F6 point on PCB 250VAC 30A it s still necessary to install a separate circuit breaker for safety consideration Please use 250VAC 30A circuit breaker WARNING It s very important for system safety and efficient operation to use appropriate cable for AC connection To reduce risk of injury please use the proper recommended cable size as below Suggested cable requirement for AC wire Conductor cross section mm 10 12 5 2 Connecting to the AC Power Source Step 1 Check the AC voltage and frequency with an AC voltmeter It should be the same to VAC value on the product label porum E 5 mm Step 2 Turn off the circuit breaker 2 NE 4 3mm max Step 3 Remove insulation sleeve 8 mm for three ef 35 mm conductors And shorten phase L and neutral conductor h
22. n different battery types Battery type Recommended floating charging voltage Sealed lead acid battery 53 6 V Vented battery 52 8 V Gel battery 54 0 V NiCd battery 56 0 V 23 Buzzer alarm Mute the buzzer in the Standby mode Min AC input voltage Max AC input voltage Min AC input frequency Max AC input frequency Max grid connected average voltage Max feeding power Start LCD screen saver after None Disable Disable Mute alarm in battery mode Enable Min PY input voltage Max PV input voltage Min MPP voltage Max MPP voltage Max charging current Floating charging voltage Any schedule change will affectthe power generated and shall be conservatively made stem time 2012 01 18 Apply 24 Disable ja da da da da 44 44 qa 12 Maintenance amp Cleaning Check the following points to ensure proper operation of whole solar system at regular intervals e Ensure all connectors of this inverter are cleaned all the time e Before cleaning this inverter be sure to turn off all the breakers AC breaker battery breaker and PV DC breaker Clean this inverter during the cool time of the day whenever it is visibly dirty e Periodically inspect the system to make sure that all wires and supports are securely fastened in place WARNING There are no user replaceable parts inside of the inverter Do not attempt to service the unit yourself
23. or qualified personnel The tasks described in this manual may be performed by qualified personnel only General Precaution Conventions used WARNING Warnings identify conditions or practices that could result in personal injury CAUTION Caution identify conditions or practices that could result in damaged to the unit or other equipment connected WARNING Before installing and using this inverter read all instructions and cautionary markings on the inverter and all appropriate sections of this guide WARNING Normally grounded conductors may be ungrounded and energized when a ground fault is indicated WARNING This inverter is heavy It should be lifted by at least two persons A C CAUTION Authorized service personnel should reduce the risk of electrical shock by disconnecting AC DC and battery power from the inverter before attempting any maintenance or cleaning or working on any circuits connected to the inverter Turning off controls will not reduce this risk Internal capacitors can remain charged for 5 minutes after disconnecting all sources of power CAUTION Do not disassemble this inverter yourself Tt contains no user serviceable parts Attempt to service this inverter yourself may cause a risk of electrical shock or fire and will void the warranty from the manufacturer CAUTION To avoid a risk of fire and electric shock make sure that existing wiring is in good condition and that the wire is not undersized Do not
24. sleeve 12 mm and insert conductor into cable ring terminal Refer to y chart 5 Step 3 Following battery polarity guide printed near the battery terminal Place the external battery cable ring terminal Chart 5 over the battery terminal Refer to Chart 6 RED cable to the positive terminal BLACK cable to the negative terminal PER NPP AS IE Nu 30 f lime t 10 Ej 2 1 e VA Si O ES BREA Step 4 Make sure the wires are securely connected WARNING It s very important for system safety and efficient operation to use appropriate cable for battery connection To reduce risk of injury please use the proper Chart 6 recommended cable size as below Conductor cross section mm Bi E 8 Load AC Output Connection WARNING It s very important for system safety and efficient operation to use appropriate cable for AC connection To reduce risk of injury please use the proper recommended cable size as below Step 1 Remove insulation sleeve 8 mm for three conductors And shorten phase L and neutral conductor N 3 mm Refer to chart 7 Step 2 Connect wires according to polarities indicated on terminal block Be sure to connect PE protective conductor first Refer to Chart 8 L LINE brown or black Ground yellow green N Neutral blue Step 3 Make sure the wires are securely connected Chart 8 CAUTION It s only allowed to connect load to
25. y is connected 1 or battery is not available to use at this BER moment Only PV power is available to provide power to connected loads PV ARRAY Bypass mode The inverter is working without DC INV operation and connecting to the loads Description This inverter is activated to generate power to the loads via AC output SOLAR connector At the same time PV power is not detected or available Only utility BATTERY E lt V WA is charging battery and providing A power to connected loads 20 aa Zo Inverter fault occurs But this inverter 3 is activated to generate power to the MPPT loads via AC output connector PV SOLAR PV ARRAY i power is charging battery and the VA Ti lt YA WA utility is providing power to the ae connected loads IS LOAD Note Refer to section 10 2 for E T 2 2 detailed fault reference This inverter is activated to generate power to the loads via AC output connector PV power and battery are not detected or available to use at this moment Only utility is available to provide power to connected loads Standby mode The inverter is working The utility is out of range This inverter 3 is disabled on AC power output or even MPPT cgo AC power output is enabled but an error occurs on AC output Only PV VA Ti lt YA P power is sufficient to charge battery BATTERY This inverter is disabled to generate pow
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