USER`S MANUAL - Voltronic Power
Contents
1. 1 5KVA 3KVA INVERTER CHARGER Table Of Contents ABOUT THIS MANUAL ode 1 RUIDOS Cita cotrmend sibarita crios esto E dadas 1 O o IU a ens aoe eee eee ae te 1 SAFETY INSTRUCTIONS cots scans een o doo o 1 INTRODUCTION ose 2 ES E A benandd lb sa Bachem nbs ac bOUirumemialades ot aimenenthaebos Hunacaa lg 2 Basic System Architecture cccccccccseeccecsceeeeccessceseeseesccseeeeeccceseeecesccesececsscoeseesecsccedseesecccsneeeessceeeeeeessousesess 2 Produc OVNIs a sah ele Rae encanta 3 Unpacking anainSDCCHOM str bs 4 Prepara cesia Pcl cea cath hl a eat aes Ui atid cat cea AA Ad 4 Mounting Me AIM zens ie ctesas Coates tee db sets actus als os bee ends ol 4 Battery CONNECCION csser atin ceeeaandthe cbuaueco Go eect aces 5 AG Inbuy OUIDULCONMCCHON sms ode 6 PW CONDECION arsina ei O ayes ui ee el ihe ae as cote 8 Pl GIA SSC IMMOIY sereia meetesuncesacnnecosadmnnnenanntubats a ae aaa eaat 9 COmMMUMICATION COMMESCH OM A cds 9 DV Gro gh Fey hey 6 r leet eee te errereteate reer eae proto re ere eat reo ere er rere reece ee E ene ene ee re ee 10 OPERATIONS ii ee e dd e baila e ad eee 11 POWernOIN OF Pci id ia diodo lio eae 11 Operation and Display PAE a ee dd a 11 EGE IDISDIAY ICONS mascotas daria bae a a iaa 12 ta e 5 A A Reiaets 14 De E ES ie APP E E E A O ee ee rere 21 Operating WiGde DSS CHOU ON a ddl ced sai 23 Fault Reference Code cccccccsssseccccceessececcceeeeceecceeaeeceeeseeeeeeeseeeaueeeesseeaseeeessuaeeceee2. mode disable default E a Ud 509 Saving mode enable Bypass disable default Solar and Utility default 230V Default If disabled no matter connected load is low or high the on off status of inverter output will not be effected If enabled the output of inverter will be off when connected load is pretty low or not detected Bypass enable JO byE Restart enable na Restart enable Solar energy will charge battery as first priority Utility will charge battery only when solar energy is not available Utility will charge battery as first priority Solar energy will charge battery only when utility power is not available Solar energy and utility will charge battery at the same time Solar energy will be the only charger source no matter utility is available or not 1 1 pa pa pa U1 A UJ N If this inverter charger is working in Battery mode or Power saving mode only solar energy can charge battery Solar energy will charge battery if it s available and sufficient Maximum charging current 60A default To configure total charging current for solar and utility chargers Max charging current utility charging current solar charging current 40A default for unit with MPPT solar charger ML Maximum solar charging current 50A default for unit with PWM solar charger o Maximum utility charging current Battery type User Defined For unit with MPPT sol
3. 2 OLI VD E 02 Solar energy provides power to the loads as first priority If solar energy is not sufficient to power all connected loads battery energy will supply power to the loads at the same time Utility provides power to the loads only when any one condition happens Solar energy is not available Battery voltage drops to low level warning voltage or the setting point in program 20 Utility will provide power to the loads as first priority Solar and battery energy will provide power to the loads only when utility power is not available Solar energy provides power to the loads as first priority If solar energy is not sufficient to power all connected loads battery energy will supply power to the loads at the same time Utility provides power to the loads only when battery voltage drops to either low level warning voltage or the setting point in program 20 If selected acceptable AC input voltage range will be within 90 280VAC If selected acceptable AC input voltage range will be within 170 280VAC Output voltage Output frequency Power saving enable disable Overload bypass When enabled the unit will transfer to line mode if overload occurs in battery mode Auto restart when overload occurs Auto restart when over temperature occurs Charger source priority To configure charger source priority a nT aa T u IJ J c ci iy pias ya Ms 1 default MLI a SD
4. Rated R load battery full charged 10ms typical UPS Transfer Time 20ms typical Appliances Output Power A E Rated Power Output power derating When AC input voltage drops to 170V the output power will be de rated 50 Power gt 280V Input Voltage 25 Table 2 Inverter Mode Specifications Inverter Mode 1500VA 1200W 3000VA 2400W 220Vac 230Vac 240Vac 5 50Hz 90 5s gt 150 load 10s 110 150 load 2 x rated power for 5sec 12Vdc 24Vdc Low DC Warning Voltage load lt 20 load 20 11 0Vdc 10 7Vdc 22 0Vdc 21 4Vdc Low DC Warning Recovery Voltage 23 0Vdc 22 4Vdc 11 5Vdc 11 2Vdc load lt 20 load 20 Low DC Cut off Voltage load lt 20 10 5Vdc load 20 10 2Vdc 16 0Vdc 32 0Vdc 0 3 V no load lt 3 for linear load lt 5 for non linear load nominal voltage DC Offset lt 100mV No Load Power Consumption lt 25W Saving Mode Power Consumption lt 10W 21 0Vdc 20 4Vdc Table 3 Charge Mode Specifications INVERTER MODEL 1 5K 24V 3K 24V Battery Voltage per cell Charging C 2 25Vdc Charging Curve Absorption Constant Curren t PWM Solar Charging Mode Charging Current 50Amp System DC Voltage 12Vdc 24Vdc Operating Voltage Range 15 18Vdc 30 32Vdc Max PV Array Open Circuit Voltage 50Vdc 75Vdc DC Voltage Accuracy 0 3 Joint Utility and Solar Charging Max Charging Current 110Amp 60Amp Default Charging Current M
5. charge the battery at line mode Line Mode The unit will provide output power from battery and PV energy Battery Mode 23 Charging by utility and PV energy Charging by utility a be Fault Reference Code Fault Code Fent Output short circuited D Cn Output voltage is too high dE 09 Bus soft start failed a a CS Bus voltage is too low s Inverter soft start failed EE 63 Over DC voltage in AC output Current sensor failed oT ats 7 Warning Indicator She Warning Event Audible Alarm Icon flashing Fan is locked when Beep three times every E inverter is on second ale PS Battery is over charged Beep once every second CM Low battery Beep once every second Cama TA Overload Beep once every 0 5 second J L 24 SPECIFICATIONS Table 1 Line Mode Specifications INVERTER MODEL 1 5K 12V 1 5K 24V 3K 24V Input Voltage Waveform Sinusoidal utility or generator Nominal Input Voltage 220 230 240Vac 170Vac 7V UPS Low Loss Voltage 90Vac 7V Appliances 180Vac 7V UPS Low Loss Return Voltage 100Vac 7V Appliances High Loss Voltage 280Vac 7V High Loss Return Voltage 270Vac 7V Max AC Input Voltage 300Vac Nominal Input Frequency 50Hz 60Hz Auto detection Low Loss Frequency 40 1Hz Low Loss Return Frequency 42 1Hz High Loss Frequency 65 1Hz High Loss Return Frequency 63 1Hz Output Short Circuit Protection Circuit Breaker Efficiency Line Mode gt 95
6. ro LCD display LED indicators Function keys LED Indicator e m Solid On Output is powered by utility in Line mode ACX INV Green eon put is p y utility in Line l Flashing Output is powered by battery or PV in battery mode ai Solid On Battery is fully charged o CHG Green Flashing Battery is charging Solid On Fault occurs in the inverter A FAULT m Flashing Warning condition occurs in the inverter Function Keys Function Key Description ESC To exit setting mode To go to previous selection DOWN To go to next selection ENTER To confirm the selection in setting mode or enter setting mode LCD Display Icons INPUTBATTTEMP Te T OUTPUTBATTLOAD eae AM o M ta j MTT g e i INPUTBATT l Aana Indicate input voltage input frequency PV voltage battery voltage and charger A ee current Configuration Program and Fault Information Indicates the setting programs Indicates the warning and fault codes flashing with warning code lighting with fault code OUTPUTBATTLOAD mmm Indicate output voltage output frequency load percent load in VA load in Watt 111 e and discharging current Indicates battery level by 0 24 25 49 50 74 and 75 100 and charging status Constant Current mode Constant Voltage mode Bottom three bars will be on and the top gt 2 167 V cell l bar will flash Floating mode Batteries are fully charg
7. unit NOTE Please only use sealed lead acid battery or sealed GEL AGM lead acid battery 3 Insert the ring terminal of battery cable flatly into battery connector of inverter and make sure the bolts are tightened with torque of 2 3 Nm Make sure polarity at both the battery and the inverter charge is correctly connected and ring terminals are tightly screwed to the battery terminals A WARNING Shock Hazard Installation must be performed with care due to high battery voltage in series CAUTION Do not place anything between the flat part of the inverter terminal and the ring terminal Otherwise overheating may occur CAUTION Do not apply anti oxidant substance on the terminals before terminals are connected tightly CAUTION Before making the final DC connection or closing DC breaker disconnector be sure positive must be connected to positive and negative must be connected to negative AC Input Output Connection CAUTION Before connecting to AC input power source please install a separate AC breaker between inverter and AC input power source This will ensure the inverter can be securely disconnected during maintenance and fully protected from over current of AC input The recommended spec of AC breaker is 20A for 1 5KVA and 30A for 3KVA CAUTION There are two terminal blocks with IN and OUT markings Please do NOT mis connect input and output connectors WARNING All wiring must be performed b
8. N This is a multi function inverter charger combining functions of inverter solar charger and battery charger to offer uninterruptible power support with portable size Its comprehensive LCD display offers user configurable and easy accessible button operation such as battery charging current AC solar charger priority and acceptable input voltage based on different applications There are two different types of built in solar chargers PWM or MPPT solar charger For the detailed product specification please consult your local dealers Features e Pure sine wave inverter e Configurable input voltage range for home appliances and personal computers via LCD setting e Configurable battery charging current based on applications via LCD setting e Configurable AC Solar Charger priority via LCD setting e Compatible to mains voltage or generator power e Auto restart while AC is recovering e Overload Over temperature short circuit protection e Smart battery charger design for optimized battery performance e Cold start function Basic System Architecture The following illustration shows basic application for this inverter charger It also includes following devices to have a complete running system e Generator or Utility e PV modules option Consult with your system integrator for other possible system architectures depending on your requirements This inverter can power all kinds of appliances in home or office environment includin
9. PPT Solar Charging Mode Charging Current PV Array MPPT Voltage Range Max PV Array Open Circuit Voltage 40Amp 15Vdc 80Vdc 30Vdc 80Vdc 100Vdc 0 3 DC Voltage Accuracy Joint Utility and Solar Charging Max Charging Current 100Amp Default Charging Current 60Amp D e D aN G D 53 D A Y UN O D O O y Ct O 5 T INVERTER MODEL 1 5K 12V 1 5K 24V 3K 24V Dimension Dawah mm 2 TROUBLE SHOOTING LCD LED Buzzer Explanation Possible cause What to do Unit shuts down LCD LEDs and buzzer automatically will be active for 3 The battery voltage is too low 1 Re charge battery during startup seconds and then lt 1 91V Cell 2 Replace battery process complete off 1 The battery voltage is far too 1 Check if batteries and the No response after No indication low lt 1 4V Cell wiring are connected well power on l 2 Battery polarity is connected 2 Re charge battery reversed 3 Replace battery Check if AC breaker is tripped Input protector is tripped and AC wiring is connected well Input voltage is displayed as 0 on the LCD and green LED is flashing 1 Check if AC wires are too thin and or too long Insufficient quality of AC power 2 Check if generator if Mains exist but the unit works in battery mode Green LED is flashing Restart the unit if the error Shore or Generator applied is working well or if input voltage range setting is Green LED is fla
10. Voltage Vmpp of PV modules should be close to best Vmp of inverter or within Vmp range to get best performance If one PV module can not meet this requirement it s necessary to have several PV modules in series connection Maximum PV module numbers in Series Vmpp of PV module X pcs Best Vmp of Inverter or Vmp range PV module numbers in Parallel Max charging current of inverter Impp Total PV module numbers maximum PV module numbers in series PV module numbers in parallel Take 12Vdc unit inverter as an example to select proper PV modules After considering Voc of PV module not exceeds 50Vdc and max Vmpp of PV module close to 15Vdc or within 15Vdc 18Vdc we can choose PV module with below specification Maximum Power Pmax Max PV module numbers in series Max Power Voltage Vmpp V 17 6V 1 gt 17 6x1 15 18 Max Power Current Impp A 4 83A PV module numbers in parallel Open Circuit Voltage Voc V 21 6V 10 3 50 A 4 83 Short Circuit Current Isc A 5 03A Total PV module numbers 1x10 10 Maximum PV module numbers in Series 1 PV module numbers in Parallel 10 Total PV module numbers 1 x 10 10 Take 24Vdc unit inverter as an example to select proper PV module After considering Voc of PV module not exceed 75Vdc and max Vmpp of PV module close to 30Vdc or within 30Vdc 32Vdc we can choose PV module with below specification Maximum Power Pmax 260W Max PV module numbers in series Max Power Voltage Vm
11. Voltage 230V output voltage 230V Input voltage Output voltage Default Display Screen Input frequency PV voltage Charging current ncy 50Hz OUTPUT lee Vt Output frequency ae Load percentage 21 When connected load is lower than 1kVA load in VA will present xxxVA like below chart LOAD tv Vt CHARGING Load in VA When load is larger than 1kVA 1KVA load in VA will present x xkVA like below chart When load is lower than 1kW load in W will present xxxW like below chart CHARGING Load in Watt When load is larger than 1kW 1KW load in W will present x xkW like below chart Battery voltage 25 8V discharging current 80A BATT ie ty LAO Battery voltage DC discharging current ii 2S NE Main CPU version checking Secondary CPU version checking 22 Operating Mode Description Operation mode LCD display Standby mode Power saving mode Fault mode Note Standby mode The inverter is not turned on yet but at this time the inverter can charge battery without AC output Power saving mode If No output is supplied by the unit but it still can charge batteries enabled the output of inverter will be off when connected load is pretty low or not detected Fault mode Errors are caused by inside circuit error or external reasons such as over temperature output short circuited and so on The unit will provide output power from the mains It will also
12. ar charger setting range is from 10A to 100A For unit with PWM solar charger setting range is from 10A to 110A Increment of each click is 10A When the unit is built with MPPT solar charger default setting is 40A Setting range is from 10A to 40A and increment of each click is 10A When the unit is built with PWM solar charger default setting is 50A Setting range is from 10A to 50A and increment of each click is 10A Flooded i i If User Defined is selected battery charge voltage and low DC cut off voltage can be set up in program 17 18 and 19 CV charging time setting Bulk charging voltage C V voltage Floating charging voltage No CV charging time BATT MN dv I LI 24V model default setting 28 2V PAT Jt ty If self defined is selected in program 14 this program can be set up Setting range is from 12 0V to 15 3V for 12Vdc model and 24 0V to 30 6V for 24Vdc model Increment of each click is 0 1V 12V model default setting 13 5V BATT O UN 19 If self defined is selected in program 14 this program can be set up Setting range is from 12 0V to 15 3V for 12Vdc model and 24 0V to 30 6V for 24Vdc model Increment of each click is 0 1V 12V model default setting 10 2V Low DC cut off battery voltage setting If self defined is selected in program 14 this program can be set up Setting range is from 10 2V to 12 0V for 12Vdc model and 20 4V to 24V for 24Vdc model Increment
13. ed 4 bars will be on Battery level icon will present battery capacity when unit is discharged Load Percentage Battery Voltage LCD Display 1 817V cell 1 9V cell Load gt 20 1 9 1 983V cell gt 1 983 V cell lt 1 867V cell 1 867V cell 1 95V cell Load lt 20 1 95 2 033V cell gt 2 033 cell 000 00 Load Information Indicates overload Indicates the load level by 0 24 25 50 50 74 and 75 100 aa 0 25 25 50 50 75 75 100 E 7 25 F l l Mode Operation Information Indicates unit connects to the mains i Indicates unit connects to the PV panel Indicates load is supplied by utility power Indicates the utility charger circuit is working Indicates the solar charger circuit is working Indicates the solar charger is MPPT type Indicates the DC AC inverter circuit is working Mute Operation Indicates unit alarm is disabled LCD Setting After pressing and holding ENTER button for 3 seconds the unit will enter setting mode Press UP or DOWN button to select setting programs And then press ENTER button to confirm the selection or ESC button to exit Setting Programs Selectable option Exit setting mode Appliances default AC input voltage range ES MN PA Solar first Fi 1 Q Output source priority 01 To configure load power o o Utility first default source priority e nh mis SBU priority Qi Shu
14. g motor type appliances such as tube light fan refrigerator and air conditioner F Solar power option r Generator BATTERY External Home Appliances Battery packs Figure 1 Hybrid Power System Product Overview LCD display Status indicator Charging indicator Fault indicator Function buttons Power on off switch AC input AC output PV input Battery input Circuit breaker USB communication port Dry contact ee a a ee a ee i pa pa pa pa U N PO INSTALLATION Unpacking and Inspection 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 e The unit x 1 e User manual x 1 e USB Communication cable x 1 e Software CD x 1 Preparation Before connecting all wirings please take off bottom cover by removing two screws as shown below Mounting the Unit Consider the following points before selecting where to install e Do not mount the inverter on flammable construction materials Mount on a solid surface e Install this inverter at eye level in order to allow the LCD display to be read at all times e 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 e The ambient temperature should be between 20 C and 55 C to ensure optimal operation e The recommended installati
15. of each click is 0 1V Low DC cut off voltage will be fixed to setting value no matter what percentage of load is connected Setting voltage point back to utility source when selecting SBU priority or Solar first in program 01 23 0V default In 233n I Caw g EJE 13 5V default BATT Lv Setting voltage point back to battery mode when selecting SBU priority or Solar first in program 01 27V default BATT IV I tl Return to default display screen default Auto return to default display screen Backlight control Alarm control Alarm on default Beeps while primary source is interrupted mim gt AUT O er enable default Record Fault code i q ce Per 20 If selected no matter how users switch display screen it will automatically return to default display screen Input voltage output voltage after no button is pressed for 1 minute If selected the display screen will stay at latest screen user finally Switches Backlight off Display Setting The LCD display information will be switched in turns by pressing UP or DOWN key The selectable information is switched as below order input voltage output voltage input frequency PV voltage charging current output frequency load percentage load in VA load in Watt battery voltage DC discharging current main CPU Version and secondary CPU Version Selectable information LCD display Input
16. on position is to be adhered to the wall vertically e Be sure to keep other objects and surfaces as shown in the diagram to guarantee sufficient heat dissipation and to have enough space for removing wires AN SUITABLE FOR MOUNTING ON CONCRETE OR OTHER NON COMBUSTIBLE SURFACE ONLY Install the unit by screwing three screws Battery Connection CAUTION For safety operation and regulation compliance it s requested to install a separate DC over current protector or disconnect device between battery and inverter It may not be requested to have a disconnect device in some applications however it s still requested to have over current protection installed Please refer to typical amperage in below table as required fuse or breaker size _ Ring terminal O WARNING All wiring must be performed by a qualified personnel 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 recommended cable and terminal size as below i Recommended battery cable and terminal size i ale Dimensions Typical Battery eng dermal Torque Amperage capacity value Please follow below steps to implement battery connection 1 Assemble battery ring terminal based on recommended battery cable and terminal size 2 Connect all battery packs as the unit is required It s suggested to connect at least 100Ah capacity battery to the
17. pp V 30 9V 1 gt 30 9x1 30 32 Max Power Current Impp A 8 42A PV module numbers in parallel Open Circuit Voltage Voc V 37 7V 6 gt 50A 8 42 Short Circuit Current Isc A 8 89A Total PV module numbers 1x6 6 Maximum PV module numbers in Series 1 PV module numbers in Parallel 6 Total PV module numbers 1 x 6 6 PV Module Selection Only for the model with built in MPPT solar charger When selecting proper PV modules please be sure to consider below parameters 3 Open circuit Voltage Voc of PV modules not exceeds max PV array open circuit voltage of inverter 4 Open circuit Voltage Voc of PV modules should be higher than min battery voltage Please follow below steps to implement PV module connection 1 Remove insulation sleeve 10 mm for positive and negative conductors JP 2 Check correct polarity of connection cable from 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 3 Make sure the wires are securely connected Final Assembly After connecting all wirings please put bottom cover back by screwing two screws as shown below am W Communication Connection Please use supplied communication cable to connect to inverter and PC Insert bundled CD into a computer and follow on screen instruction to install
18. ric shock or fire To reduce risk of electric shock disconnect all wirings before attempting any maintenance or cleaning Turning off the unit will not reduce this risk CAUTION Only qualified personnel can install this device with battery NEVER charge a frozen battery For optimum operation of this inverter charger please follow required spec to select appropriate cable size It s very important to correctly operate this inverter charger Be very cautious when working with metal tools on or around batteries A potential risk exists to drop a tool to spark or short circuit batteries or other electrical parts and could cause an explosion Please strictly follow installation procedure when you want to disconnect AC or DC terminals Please refer to INSTALLATION section of this manual for the details Fuses 3pcs 63A 65VDC for 12VDC and 24VDC units are provided as over current protection for the battery supply GROUNDING INSTRUCTIONS This inverter charger should be connected to a permanent grounded wiring system Be sure to comply with local requirements and regulation to install this inverter NEVER cause AC output and DC input short circuited Do NOT connect to the mains when DC input short circuits Warning Only qualified service persons are able to service this device If errors still persist after following troubleshooting table please send this inverter charger back to local dealer or service center for maintenance INTRODUCTIO
19. shing Set Solar First or SBU as the Change output source priority priority of output source to Utility first Reduce the connected load by Overload error The inverter is ac Fault code 07 vee switching off some overload 110 and time is up l equipment Check whether the air flow of Internal temperature of inverter the unit is blocked or whether Fault code 02 E A component is over 80 C too high Battery is over charged Return to repair center Fault code 03 Buzzer beeps The battery voltage is too high batteries are meet requirements 1 Reduce the connected Fault code 06 58 Output abnormal load 2 Return to repair center Fault code l 08 09 53 57 Internal components failed Return to repair center Fault code 52 Bus voltage is too low happens again please return i to repair center Fault code 55 Output voltage is unbalanced i correct UPS gt Appliance Check if wiring is connected Fault code 05 Output short circuited well and remove abnormal load the ambient temperature is Check if spec and quantity of continuously and red LED is on Fault code 01 Fan fault Replace the fan If the battery is connected Fault code 56 Battery detection circuit error well please return to repair center 28
20. sseauseeeesseaaeeeeessaageeessssaages 24 WanIAQURCICAIO sz bai 24 SPECIFICATION Sa o is a ee e o o te o o a 25 Table 1 Line Mode Specifications esmu a a a a a a de O a al 25 Table 2 Inverter Mode Specifications cccccsssssseeecsscsseesecssosseeeccssasseesecteasseesecseagsaesesteagsarsenseageeesesseages 26 Table 3 Charge Mode SpeciHcadOAS zuze a a a a a 27 Table 4 General Specifications czacie a a a a a A EAE A R 27 TROUBLE SHOOTING 2 aaee Ea E e a A EE EEEa 28 ABOUT THIS MANUAL Purpose This manual describes the assembly installation operation and troubleshooting of this unit Please read this manual carefully before installations and operations Keep this manual for future reference Scope This manual provides safety and installation guidelines as well as information on tools and wiring SAFETY INSTRUCTIONS 10 11 12 13 WARNING This chapter contains important safety and operating instructions Read and keep this manual for future reference Before using the unit read all instructions and cautionary markings on the unit the batteries and all appropriate sections of this manual CAUTION To reduce risk of injury charge only deep cycle lead acid type rechargeable batteries Other types of batteries may burst causing personal injury and damage Do not disassemble the unit Take it to a qualified service center when service or repair is required Incorrect re assembly may result in a risk of elect
21. the monitoring software For the detailed software operation please check user manual of software inside of CD Dry Contact Signal There is one dry contact 3A 250VAC available on the rear panel It could be used to deliver signal to external device when battery voltage reaches warning level B Power Off Unit is off and no output is powered Output is Program 01 powered set as Utility from Battery or Solar Power On Program 01 is set aS SBU or Solar first floating stage Battery voltage gt Setting in Program 21 or reaches value battery charging floating stage Battery voltage gt Setting value in Program 21 or battery charging reaches OPERATION Power ON OFF AA CANA AA Y a AAA OS OCO AAA AAA A OO AO AO CAI AO AE Car ANA RIA SA Cr eer AO A AAA A O HA oe a PV INPUT ET 66 6 28 DC INPUT AC OUTPUT m _ _ _ _ _ _ _ _ _ _ _ mamol Once the unit has been properly installed and the batteries are connected well simply press On Off switch located on the button of the case to turn on the unit Operation and Display Panel The operation and display panel shown in below chart is on the front panel of the inverter It includes three indicators four function keys and a LCD display indicating the operating status and input output power information gt S v o CACC a co cas
22. tioner are required at least 2 3 minutes to restart because it s required to have enough time to balance refrigerant gas inside of circuits If a power shortage occurs and recovers in a short time it will cause damage to your connected appliances To prevent this kind of damage please check manufacturer of air conditioner if it s equipped with time delay function before installation Otherwise this inverter charger will trig overload fault and cut off output to protect your appliance but sometimes it still causes internal damage to the air conditioner PV Connection CAUTION Before connecting to PV modules please install separately a DC circuit breaker between inverter and PV modules WARNING All wiring must be performed by a qualified personnel PV Module Selection Only for the model with built in PWM solar charger 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 Typical Amperage Gauge Torque Value 50A 8 AWG 1 41 6 Nm When selecting proper PV modules please be sure to consider below requirements first 1 Open circuit Voltage Voc of PV modules not exceeds max PV array open circuit voltage of inverter Charging Current PWM 50Amp System DC Voltage 12Vdc 24Vdc Operating Voltage Range 15 18Vdc 30 32Vdc Max PV Array Open Circuit Voltage 50Vdc 75Vdc 2 Max Power
23. y a qualified personnel WARNING It s very important for system safety and efficient operation to use appropriate cable for AC input connection To reduce risk of injury please use the proper recommended cable size as below Suggested cable requirement for AC wires 1 5KVA 16 AWG 0 5 0 6 Nm 3KVA 12 AWG 1 2 1 6 Nm Please follow below steps to implement AC input output connection 1 Before making AC input output connection be sure to open DC protector or disconnector first 2 Remove insulation sleeve 10mm for six conductors And shorten phase L and neutral conductor N 3 mm 3 Insert AC input wires according to polarities indicated on terminal block and tighten the terminal screws Be sure to connect PE protective conductor D first Ground yellow green L LINE brown or black N Neutral blue A WARNING Be sure that AC power source is disconnected before attempting to hardwire it to the unit 4 Then insert AC output wires according to polarities indicated on terminal block and tighten terminal screws Be sure to connect PE protective conductor first D Ground yellow green L LINE brown or black N Neutral blue 5 Make sure the wires are securely connected CAUTION Important Be sure to connect AC wires with correct polarity If L and N wires are connected reversely it may cause utility short circuited when these inverters are worked in parallel operation CAUTION Appliances such as air condi
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