SOLAR POWER MICRO
Contents
1. It likes a car have been fixed set on fixed 1 gears no Voltage no of the inverter whose output is 220V AC 190V 260V matter how powerfully you trample accelerator the speed of a car is 50HZ limited While have the MPPT function it will be different it is Voltage range of the inverter whose output is 110V AC 90V 160V automatically It will automatically adjust the gears according to the 60HZ engine speed so it can make cars in the most gears in a reasonable efficiency standard operation It means the MPPT controller can track the Parameter table maximum power point of solar panels in real time then express the biggest efficiency of solar panels The higher the voltage the more power MAX output power factor 9 120V versions 90 160VAC 230V versions 190 260V AC LED mode power instruction voltage instruction AC frequency instruction over voltage instruction 60KHz modulation power line carrier current communication Packing and weight Back of solar panel SOLAR POWER MICRO INVERTER Operation Instruction 1 Use the 4 10mm screws to fix the inverter on the holder of the solar panel Show below j c1 P vs z I H 4 d H 1 KE Im E it sieft oo E a ig pas DS Si TEN E z Use screws to fix the inverter on the holder of the solar panel 2 Connect the two DC terminal of the PV to the inverter positive to posit2. AC MAINS Grid Tie Output e DC Green Search amp Lock Red Protection SOLAR POWER MICRO INVERTER EFS WVD 260W PV micro inverter User Manual System function gt gt gt Power line carrier current communication Used in EFS WVC series By using electric power as a carrier of AC alternating current can modulate high frequency and carrier frequency 60KHz in AC wire transmission and can achieve the communication newsletter between inverters or between inverter and computer And it can transfer the power data and the brightness date of the sunshine in the real time Also monitor all functions of inverter 1 Carrier frequency 60KHZ Frequency customizable 2 Interface way TTL level serial interface 3 Carrier rate 300BPS 4 Serial rate 9600BPS Can customize according to customer s request Modulation mode FSK DSSS Newsletter distance 2Km gt 6 grade power search D M In overcast weather the solar battery s output current is extremely tiny then inverter will automatic open 6 grade power search function 1 The program can automatically open power adjustment for 6 times 2 The current direction can adjust from the maximum to the minimum 3 In automatic adjustment process we will see the LOW light flashing And the power will keep as a starting point from 0 to the maximum output power and it will restart at most for 6 times then locked in the maximum power the ST lamp long brigh
3. ess than the low voltage threshold the system shut down Distribution control box PV panels voltage ripple and current ripple W UA H SOLAR POWER MICRO INVERTER System islanding operation When the AC voltage peak power failure the system shut down Accessories for product 1 One warranty card 2 One user manual 3 One certificate of quality Laboratory test results and waveforms The following figure shows the grid voltage grid current system transfer and island transportation MPP voltage waveform In the following oscilloscope images waveforms color and have the following meanings CH1 yellow color is the solar micro inverter input voltage CH2 green color is the solar micro inverter input current CH3 purple color is the power grid voltage CH4 magenta color is the power grid current Grid voltage and grid current System islanding operation power failure the system shut down ON xi
4. ion instruction show e EIC eu x cu e l HEB above If have any question please contact with relative persons ac DR Single phase input Ob 19 Non professionals do not disassemble Only qualified personnel may DDT S Single phase connection method ZE repair this product Please install inverter in the low humidity and well ventilated place to avoid the inverter over heating and clear around the inflammable and explosive materials euer When using this product avoid children touching playing to avoid i j GI k Single phase input N 2m electric shock ICH Aaa L Connected solar panels battery or wind generators DC input DC power supply cable Three phase connection Connection electrical diagram of the solar inverter used in three phase System islanding operation When the AC voltage power grid in the zero value at the failure of the system shut down Three phase input Night mode When the input voltage is l
5. is equal to 0 Use switch to combination the two AC fusion and the product is rectified AC half frequency AC to 100Hz first then the machine use the high frequency current in the circuit and semi 100Hz frequency alternating current generated combination to achieve high frequency modulation 1 Modulation synthesis half wave and full bridge modulation synthesis 100Hz 120Hz 2 Synthetic way MOSFET full bridge 3 High frequency 50KHz Pure Sine Wave Output Use SPWM directly to make pure sine wave output 1 Output waveform Adopt complementary PWM to push pull pure sine Wave 2 Generate means enhancement mode SPWM Automatic Sensing Function Solar Luminosity Use the latest luminosity perception operation technology The different illuminate angle and intensity of the solar panel will produce different current output Use advanced CPU to operate the different intensity of illumination and the data can be directly displayed on the LCD Then you can visually see the sense of the strength of the sun unit Used more convenient 1 Luminosity sampling point power sampling point 2 High precision AD sampling integral AD sampling method Power Automatically Locked APL In different current fluctuations we should use the MPPT function When the MPPT function adjusted to the maximum power point the product automatically powers locked in maximum power point then made the output power more stable 1 Power lock The biggest sampli
6. ive negative to negative Show below SSS ben Were io pese ee ugeet mu A DC terminal fo qe solar panel H i td 3 Connection of AC output connect the AC wire to the AC waterproof plug Show below N Black Connection of bafflw g L Black om L Black Ke 1G z G Green Q7 Green Reech te N White AC Line 4 Connect the AC plug to the inverter s AC terminal Show below WERTER s ELTIEI B LED display Finished all the connections confirm the AC and DC connection is right The LED is red when the AC power is unconnected and the LED shows like below when the AC power is connected The LED shows like below A Power failure display LED in red 1 Power cut off 2 Output failure 3 Power grid fault 4 DC low voltage display protection 5 DC over voltage display protection 6 Over temperature display protection B Power adjust display 1 LED in green but flashing it means power is in adjusting condition 2 LED in green and steady it means the power is locked and the inverter works Single phase connection Connection electrical diagram of the solar inverter used in single phase power generation system show below EE SOLAR POWER MICRO INVERTER Notes Ar Kam dE EH EH AU Solar power mkcro nverter Please connect the inverter following the operat
7. ng point of MPPT Automatically Adapt To Different Load Power Factor Adapt to any of the power load Constant Current Constant Power This product is constant current constant output power without any overload over current phenomenon Automatically Shut Down When The Power Grid Fault When the city power system is in failure the inverter will automatically turn off the output l Current Limit Protection 2 Current limit Stack Multiple Machines Multiple small power inverters in parallel can achieve large output power High Frequency High Conversion Rate Adapt high frequency converter the output more efficient Maximum Power Point Tracking MPPT Because the current intensity and the voltage changes at any time 1f there is no power point tracking there will be a lot of problems In the past time usually adopt a solar controller but this product uses high precision MPPT operation power automatic and immediate adjust the solar panels output power at the maximum output point then achieve a stable output purposes Fete B 2 W SOLAR POWER MICRO INVERTER MPPT is for short of Maximum Power Point Tracking It means the can be output through the MPPT Thus improve the charging efficiency controller can sense the voltage of the solar panels on time and can Theoretically speaking using MPPT the efficiency can be increased by track the highest voltage and current VI Then made the inverter 50 compared with the traditi
8. onal inverter But due to environmental discharge to power grid with the highest efficiency impact and various around energy loss the ultimate efficiency can The peak voltage Vpp of the solar panels is about 38V when it in improve 20 30 according to our actual testing factory And the environment temperature is 25 C The reason of gt Stack using In order to achieve higher power use requirements this product can be stacked Such as 4 micro inverter of 260W stacking can achieve 1040W And the number of the stacking is unlimited setting this temperature interestingly different from the subjective imagination we ordinary people the conclusion may let us surprised is that when the weather is very hot solar panels peak voltage will fall to DCinput about 36 V while in cold weather the peak voltage can achieve 43 V Input voltage range 22V to 60V Now we back to contrast the difference of MPPT solar energy grid Solar Panel Recommend using the power more than 30W and the standard inverter and traditional inverter The traditional solar inverter is a bit like voltage of 36V PV panels the manual gearbox When the engine speed increase while the gearbox Recommend using multiple solar panels Solar panel in series will result in gear don t increase at the same time it will definitely affect the speed of high inp BEE EE WOE ENEE OE Ji the car For traditional inverter speaking the parameter output power is ipie TU been set in factory
9. t 4 It need 10 minutes for 6 grade power search gt Wide voltage input 22 60VDC Achieve wide voltage input 1 DC voltage input 22 60VDC 2 Second level power variable voltage conversion gt High frequency two way and one way grid function 1 High frequency direct modulation AC half wave synthesis 2 Two way grid means Load consume directly And can reverse AC current transmission Kinds of frequency output function 1 Itcanapply to 50Hz and 60Hz frequency of AC 2 Frequency range 48Hz 63Hz directly connected to the solar panels do not need to connect the battery Using precise Dynamic differential pressure type MPPT function APL functions the inverter automatically adjust the solar panels of maximum output power simply connect the solar panel to the grid inverters Do not need to connect the battery 1 Differential pressure type MPPT 0 1 V accuracy 2 Power lock 10W AC output AC 0 angle with high precision auto detection AC phase angle of 0 through isolation amplifier then input to the MCU for high precision detection and analysis The phase shift rate is less than 1 thus achieve high precision with phase modulation AC output together 1 AC phase shift lt 1 gt 2 Over zero protection 0 2 VAC 3 AC switching 50Hz 60Hz Synchronous High frequency Modulation In the process of the grid usually adapt the same phase angle in parallel ie When the two phase alternating current total
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