SM series 1-3KVA_manual and Datasheet
Contents
1. fm gt m Communication Connection This inverter charger is equipped with a communication port to communicate with a PC with corresponding software Please use supplied communication cable to connect to RS 232 of this inverter and RS 232 port of the PC Please access software download site to download the monitoring software in your PC Software download website www power software download com watchpower html For the detailed software operation please check user manual of software OPERATION Power ON OFF 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 LCD display LED indicators Function keys LED Indicator LED Indicator m _ Solid On Output is available in bypass mode AG INV Green eon p yp Flashing Output is powered by battery in inverter mode E On Battery is fully charged H oC G Flashing Battery is charging A On Fault mode A FAULT Flashing Warning mode Function Keys Function Key Description ESC Exit setting mode Green UP To previous selection DOWN To next selection ENTER2. 1KVA 2KVA 3KVA INVERTER CHARGER CONTENTS ABOUT THIS MANUALU aa aa aida 1 RUIDOSO arica lcd 1 SCODE seme RR ee ae ee a a eee ane ee ee 1 SAFETY INSTRUCTIONS 0 a o O 1 INTRODUCTION corsa naci 2 A ee 2 Basic SYSICM AICHINGCIUNG a cueca ii cicle ea dead 2 deco 3 INSTALLATION coin atlas 4 Unpacking anduns pecto Merse Sau ea 4 Pepa alonge a a a A E E 4 Meounting the Unit at i a e a a iii 4 Battery OONNECUO iisen aaa ladra tities E E IRE 5 ACGARPULO UPA e eee 6 PV SON ON ao si s 7 FRMalrASsSemDlVa di A A A e e 8 OPERATION oda 9 POWT ON OFF lio il 9 Operation and Display Ranes cord tl cda 9 LGDDISDIAV ICONS ica a s 10 E A In S tc ato cbtacc Sarg os ce ost nae a da ance 12 DISDIAY GENG cid 15 Operating Mode DSS CMON dni 17 FaultiRete encolado cada posadas 18 WAMI Indica lso iii 18 SPECIFICA TON Sed eco 19 Table 1 Line Mode Speciical OMS uri a 19 Table 2 Invert Mode Specifications occccccccoonoccnnnncnnncoonancnnonnnconoaaonnnnonnncononanrnncnnnnonnnannnnnnrennonanaranennnnos 20 Table Charge Mode SpecitCatOA Sussie A 21 Table 4 General Speedcat Sennan a AA 21 Enaralnd CONOS ad 22 TROUBLE SHOOTING 2 ol a 23 Appendix Approximate Back up Time Table ccooncccnncccncccccciccnccococoncnconnnnonnncnnnnonaronnnrennnrennnrrnnrrnnnrenannenanos 24 ABOUT THIS MANUAL Purpose This manual describes the assembly installation operation and troubleshooting of this unit Please read this manual carefull
3. LCD display and LEDs relay is switched on are flashing and off repeatedly Overload error The inverter is Reduce the connected load by Fault code 07 loaded with more than 110 load switching off some and time is up equipment Check if wiring is connected Output short circuited well and remove abnormal Fault code 05 load Temperature of internal converter Check whether the air flow of component is over 120 C the unit is blocked or whether Fault code 02 Internal Inverter component over the ambient temperature is i 100 C too high Battery is over charged Return to repair center Fault code 03 Check if spec and quantity of The battery voltage is too high batteries are meet requirements Fault code 01 Fan fault Replace the fan Output abnormal Inverter voltage 1 Reduce the connected Fault code 06 below than 190Vac or is higher load than 260Vac 2 Return to repair center Fault code 08 Fault code 09 Check if battery wires are Battery is disconnected connected well Buzzer beeps continuously and red LED is on Internal components failed Return to repair center 23 Appendix Approximate Back up Time Table 200 66 TI 7 Load VA Backup Time 24Vdc 100Ah min Backup Time 24Vdc 200Ah min 1610 766 503 339 269 227 176 140 125 Load VA Backup Time 24Vdc 100Ah min Backup Time 24Vdc 200Ah min HE to Note Backup time depends on the quality of the battery
4. To confirm the selection in setting mode or enter setting mode LCD Display cons INPUTBATTTEMP A Y OUTPUTBATTLOAD CoA V aa IO e LN A A Al iq Function description Input Source I nformation AC Indicates the AC input Indicates the PV input AA Q kW Indicate input voltage input frequency PV voltage battery voltage and sted Hz charger current Output I nformation TPUTBATTLOAD l Th T z kW Indicate output voltage output frequency load percent load in VA and load in LUI a Watt Battery Information Indicates battery level by 0 24 25 49 50 74 and 75 100 in battery CHARGING mode and charging status in line mode In AC mode it will present battery charging status Battery voltage LCD Display lt 2V cell 4 bars will flash in turns Constant 2 2 083V cell Bottom bar will be on and the other three bars will flash in turns Current mode 2 083 2 167V cell Bottom two bars will be on and the other Constant two bars will flash in turns Voltage mode Bottom three bars will be on and the top gt 2 167 V cell bar will flash Floating mode Batteries are fully charged 4 bars will be on In battery mode it will present battery capacity Load Percentage Battery Voltage LCD neen lt 1 717V cell 1 717V cell 1 8V cell Load gt 50 1 8 1 883V cell a lt 1 817V cell 1 817V cell 1 9V cell 50 gt Load gt 20 1 9 1 983V cell lt 1 8
5. and PV modules 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 PV module connection To reduce risk of injury please use the proper recommended cable size as below 1KVA 2KVA 3KVA 25A 12 AWG 1 2 1 6 Nm Please follow below steps to implement PV module connection 1 Remove insulation sleeve 10 mm for positive and negative conductors 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 by screwing two screws as shown below x SF See SS ss Se
6. 1KVA 24V 1 10AWG KST RNB5 6 3KVA 48V 100AH 1 8AWG KST RNBS8 6 1 6AWG KST RNBS14 6 2KVA 24V 66A 100AH 2 3 Nm 2 10AWG KST RNBS8 6 100AH 1 4AWG KST RNBS22 6 3KVA 24V 100A 2 3 Nm 200AH 2 8AWG KST RNBS14 6 NOTE Use recommended or equivalent terminal 2KVA 48V Please follow below steps to implement battery connection 1 Assemble battery ring terminal based on recommended battery cable and terminal size 2 Units support 24VDC or 48VDC system Connect all battery packs as units requires It s suggested to connect at least 100Ah capacity battery for each 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 on the inverter and make sure the bolts are tightened to a 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 A CAUTI ON Do not place anything between the flat part of the inverter te
7. 67V cell aa 1 867V cell 1 95V cell el Load lt 20 Load I nformation Indicates overload Indicates the load level by 0 24 25 50 50 74 and 75 100 0 25 25 50 50 75 75 100 Mode Operation ARO Indicates unit connects to the mains Indicates unit connects to the PV panel Indicates load is supplied by utility power Indicates the utility charger circuit is working Indicates the DC AC inverter circuit is working Mute Operation A Indicates unit alarm is disabled 11 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 Escape 00 Exit setting mode UL E SF 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 the loads Solar first at E T 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 o warning voltage Output source priority 01 To configure load power source priority Utility will provide power to the loads Utility first default as first priority PY ot paa Solar and battery energy will provide ai LE power to the loads only wh
8. Range 0 C to 55 C Storage temperature 15 C 60 C Dimension D W L mm 128 x 272 x 355 Net Weight ko n s o a 76 so 21 Charging Controls Battery Type Charging Curve Battery Voltage per cell Charging Current 2 43Vdc 2 35Vdc Voltage 2 25Vdc 100 T1 10 TO minimum 10mins maximum 8hrs Bulk Absorption Constant Current Constant Voltage 22 TROUBLE SHOOTING 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 i 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 Mains exist but the thin and or too long unit works in 2 Check if generator if battery mode Green LED is flashing applied is working well or check if input voltage range setting is correct UPS gt Appliance Set Solar power as the priority of Change output source priority Insufficient quality of AC power Shore or Generator When the unit is turned on internal
9. age of battery and type of battery Specifications of batteries may vary depending on different manufacturers 24
10. en 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 the setting point in program 12 SbU priority Maximum charging D m current IKVA 24V 10A 20A default uc IGA Uc 20A AC input voltage range Power saving mode Battery type Auto restart when overload occurs Auto restart when over temperature occurs Output frequency Setting voltage point back to utility source when selecting SBU priority in program 02 2KVA 3KVA 24V 20A Appliances default nl UA HP Saving disable default AGM default M 02 Abn Restart disable default Wi i Ub LEO 4 ES CE ia Restart disable default Ut bed O 50Hz default 09 50 46 0V default BATT 2 450 30A default UC 308 UPS 03 UPS Saving mode enable ut SEN Flooded B US Fld Restart enable DG LEE Restart enable Ut EFE a 23 0V default BATT IC 030 If this inverter charger is working in Line Standby or Fault Solar first Solar energy will charge battery as IE C C m first priority A LIU Utility will charge battery only when solar energy is not available Utility first default Utility will charge batt
11. ery as first js 3 LUC priority Charger source priority To configure charger source priority Solar energy will charge battery only when utility power is not available 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 Alarm on default Alarm off 18 Alarm control ac ja bull l a DU ra on default Backlight off n T E Backlight control I AON I f1 acklight contro cu LON cu ann Alarm on default Beeps while primary q cic 2 A source is interrupted O L MA Alarm off FE 5 Overload bypass Bypass Bypass enable When enabled the unit disable default 1 cJ bYE will transfer to line mode i f overload occurs in fovercadomursin 03 Yd battery mode Record enable Record disable default Record Fault code e FELL co Foa 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 input frequency battery voltage PV voltage charging current output voltage and load in Watt Selectable information LCD displa Input Voltage 230V output voltage 230V INPUT OUTPUT Input voltage Output voltage Default Input frequency Output frequency Battery voltage Output voltage PV voltage Load percentage Charging current Output voltage Input
12. frequency 50Hz Output frequency 50Hz INPUT OUTPUT rity Cr DOLO Li Hz BYPASS Battery voltage 25 5V BATT OUTPUT cu PV voltage 60V Load percent 70 LOAD When load is lower than 1kVA load in VA will presents 350V as below INPUT LOAD 100 o 25 Input voltage Load in VA When load is larger than 1kVA 1KVA load in VA will presents 1 5kVA as below When load is lower than 1kW load in W will present 270W as below INPUT Input voltage Load in Watt When load is larger than 1kW 1KW load in W will present 1 2kW as below INPUT Cc SU BYPASS Main CPU version checking Secondary CPU oo 00003 03 E M uc H4 y Secondary CPU version checking Operating Mode Description LCD display Charging by utility No output is supplied by the unit but it still can charge batteries Standby mode Fault mode Power saving mode No charging Charging by PV The unit will provide output power from the mains It will Line Mode also charge the battery at Charging by utility line mode __ BS l 74 it 100 25 4 i The unit will provide output Battery Mode power from battery and PV power Fault Reference Code Fault Code ee a 01 Fan is locked i one H j rme m 02 Over temperature E kh 1 Tih 04 Battery voltage is too low o ater vote tcotom ee o fa gt ME L a Over load time out I p L M Ea a m Bus voltage is too high
13. lation to dissipate heat allow a clearance of approx 10 cm to the side and approx 50 cm above and below the unit e The ambient temperature should be between 0 C and 55 C to ensure optimal operation e The recommended installation position is to be adhered to the wall vertically e Be sure keep other objects and surfaces as shown in the below diagram to guarantee sufficient heat dissipation and to have in enough space for removing wires Install the unit by screwing three screws Battery Connection CAUTION To 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 beaker size 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 Recommended battery cable and terminal size Battery Ring Type for Cable 1 3 m one way Torque value capacity Terminal 1KVA 48V 100AH 1 16AWG KST RNB2 6
14. m for six conductors 1K 2K 3KVA And shorten phase L and neutral N conductor 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 L LINE brown or black Ground yellow green N Neutral blue 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 S first L LINE brown or black Ground yellow green N Neutral blue 5 Make sure the wires are securely connected PV Connection CAUTION Before connecting to PV modules please install separately a DC circuit breaker between inverter
15. nal damage to the air conditioner Product Overview O 1 1 Vt AAA a lt 7 L gt lt L i A Jl L L i i A gt gt E Y gt lt 1 o gt N 5 4 gt E co J vr ON HSA SON F NA gt SM dl gt C 4 Ge co Jj gt Hd gt NS de Se co 5 LCD display Status indicator Charging indicator Fault indicator Function buttons Power on off switch AC input AC output PV input 10 Battery input 11 Circuit breaker 12 Communication port ee E ee ee a INSTALLATION Unpacking and I nspection 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 s manual x 1 e Communication cable 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 e 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 circu
16. q Bus soft start failed LI OC LL I Main relay failed am Warning I ndicator Beep once every 0 5 second Beep twice every 3 Power limitation seconds MPPT Stop charging as battery too low MPPT charger PV voltage high loss MPPT charger overload fault SPECI FI CATIONS Table 1 Line Mode Specifications INVERTER MODEL 1KVA 48V 2KVA 48V 3KVA 48V 1KVA 24V 2KVA 24V 3KVA 24V Input Voltage Waveform Sinusoidal utility or generator Nominal Input Voltage 230Vac 170Vac 7V UPS Low Loss Voltage l 90Vac 7V Appliances 180Vac 7V UPS Low Loss Return Voltage l 100Vac 7V Appliances High Loss Voltage 280Vac 7V High Loss Return Voltage 270Vac 7V Max AC I nput Voltage 300Vac Nominal nput 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 E Line mode Circuit Breaker Output Short Circuit Protection o Battery mode Electronic Circuits Efficiency Line Mode gt 95 Rated R load battery full charged i 10ms typical 12ms maximum 50Hz UPS Transfer Time l l l 20ms typical 25ms maximum 50Hz Appliances Output Power A Rated Power Power Limitation 50 Power gt 280V Input Voltage Table 2 Invert Mode Specifications INVERTER MODEL 1KVA 48V 2KVA 48V 3KVA 48V 1KVA 24V 2KVA 24V 3KVA 24V TKVA 2KVA 3KVA TKVA 2KVA 3KVA Rated Output Power 1 6KW 2 4K
17. r 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 including motor type appliances such as tube light fan refrigerator and air conditioner i A o I Solar power option a Ge Generator Utility External Home Appliances Battery packs Figure 1 Hybrid Power System Note Appliances like air conditioner need 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 inter
18. rminal and the ring terminal Otherwise overheating may occur CAUTION Do not apply anti oxidant substance on the terminals before terminals are connected tightly CAUTI ON 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 E AC I nput Output Connection CAUTI ON 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 10A for 1KVA 20A for 2KVA 32A for 3KVA CAUTI ON 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 by 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 amo Torque 1KVA 16 AWG 0 5 0 6 Nm 2KVA 14 AWG 0 8 1 0 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 10m
19. w 08KW 16KW 2 4KW Output Voltage Waveform Pu e e Wave Output Voltage Regulation 230Vact5 Overload Protection 5s 2150 load 10s 110 150 load Surge Capacity 2 rated power for 5 seconds Nominal DC I nput Voltage 48Vdc 24Vdc Cold Start Voltage 46 0Vdc 23 0Vdc Low DC Warning Voltage load lt 20 44 0Vdc 22 0Vdc 20 lt load lt 50 42 8Vdc 21 4Vdc load 50 40 4Vdc 20 2Vdc Low DC Warning Return Voltage load lt 20 20 lt load lt 50 load 50 Low DC Cut off Voltage load lt 20 20 lt load lt 50 load 50 46 0Vdc 44 8Vdc 42 4Vdc 42 0Vdc 40 8Vdc 38 4Vdc 23 0Vdc 22 4Vdc 21 2Vdc 21 0Vdc 20 4Vdc 19 2Vdc High DC Cut off Voltage 62Vdc 31Vdc DC Voltage Accuracy 0 3 no load 20 Table 3 Charge Mode Specifications INVERTER MODEL 1KVA 48V 2KVA 48V 3KVA 48V 1KVA 24V 2KVA 24V 3KVA 24V Charging Algorithm 3 Step Utility Charging Mode Charging Current UPS 10 15Amp 10 20Amp 20 30Amp V1jp 230Vac Charging Floating Voltage 54Vdc 27Vdc Solar Charging Mode Rated Power 900W 600W Max PV Array Open Circuit 102Vdc max 75Vdc max Voltage PV Array MPPT Voltage 60 88Vdc 30 66Vdc Range Min battery voltage for PV 34Vdc 17Vdc charge 2W Standby Power Consumption Battery Voltage Accuracy 0 3 Table 4 General Specifications INVERTER MODEL 1KVA 48V 2KVA 48V 3KVA 48V 1KVA 24V 2KVA 24V 3KVA 24V Operating Temperature
20. xplosion 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 40A 32VDC 3pcs for 1KVA 4pcs for 2KVA and 6pcs for 3KVA 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 INTRODUCTION 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 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 Charge
21. y 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 electric 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 e
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