Table of Contents
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Table of Contents
Related Manuals for Must Power PV18 Series
Summary of Contents for Must Power PV18 Series
- Page 1 2KW-3KW...
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Page 3: Table Of Contents
Table Of Contents ABOUT THIS MANUAL ..................Purpose ......................Scope ......................SAFETY INSTRUCTIONS..................INTRODUCTION....................Features ......................Basic System Architecture .................. Product Overview ..................... INSTALLATION....................Unpacking and Inspection ................. Preparation ....................Mounting the Unit .................... Battery Connection ................... AC Input/Output Connection ................ -
Page 4: About This Manual
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. The following cases are not within the scope of warranty: (1) Out of warranty. -
Page 5: Introduction
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-congurable and easy-accessible button operation such as battery charging current, AC/solar charger priority, and acceptable input voltage based on different applications. Features Pure sine wave inverter Congurable input voltage range for home appliances and personal computers via LCD setting... -
Page 6: Product Overview
Product Overview 1. LCD display 2. Status indicator 3. Charging indicator 4. Fault indicator 5. Function buttons 6. Power on/off switch 7. AC input 8. AC output 9. PV input 10. Battery input 11. Circuit breaker 12. RS-485 communication port 13. -
Page 7: Installation
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: The unit x 1 User manual x 1 Communication cable x 1 USB cable x 1 Software CD X 1 Preparation... -
Page 8: Battery Connection
Install the unit by screwing three screws. 2~3KW 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. -
Page 9: Ac Input/Output Connection
3. Insert the ring terminal of battery cable atly 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. -
Page 10: Pv Connection
→Ground (yellow-green) L→LINE (brown or black) N→Neutral (blue) WARNING: Be sure to 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. - Page 11 Torque Value Typical Amperage Typical Amperage Cable Size 8AWG 1.4~1.6Nm 2KW~3KW 6AWG 2.0~2.4Nm PV Module Selection: When selecting proper PV modules, please be sure to consider below requirements rst: 1. Open circuit Voltage (Voc) of PV modules not exceeds max. PV array open circuit voltage of inverter. 2.
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Page 12: Final Assembly
Solar panel installation schematic MPPT-60A MPPT-80A Final Assembly After connecting all wirings, please put bottom cover back by screwing two screws as shown below. -
Page 13: Communication Connection
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 the monitoring software. For the detailed software operation, please check user manual of software inside of CD. WARNING: It’s forbidden to use network cable as the communication cable to directly communicate with the PC port. -
Page 14: Operation
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. -
Page 15: Lcd Display Icons
LCD Display Icons Icon Function description Input Source Information and Output Information Indicates the AC information. Indicates the DC information. Indicate input voltage, input frequency, PV voltage, battery voltage and charger current. Indicate output voltage, output frequency, load in VA, load in Watt and discharging current. - Page 16 In battery mode, it will present battery capacity. Load Percentage Battery Voltage LCD Display < 1.717V/cell 1.717V/cell ~ 1.8V/cell Load >50% 1.8 ~ 1.883V/cell > 1.883 V/cell < 1.817V/cell 1.817V/cell ~ 1.9V/cell 50%> Load > 20% 1.9 ~ 1.983V/cell > 1.983V/cell <...
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Page 17: Lcd Setting
LCD Setting After pressing and holding "ENTER" button for 2 seconds, the unit will enter setting mode, and then, press "ENTER" or "MENU" button to conrm the selection and exit. Press "UP" or "DOWN" button to select setting programs. Setting Programs: Program Description Selectable option... - Page 18 If selected, acceptable AC input Appliances (default) voltage range will be within 90- 280VAC. If selected, acceptable AC input voltage range will be within AC input voltage range 170-280VAC. If selected, acceptable AC input voltage range will conform to VDE4105(184VAC-253VAC) When the user uses the device to connect the generator, select the generator mode.
- Page 19 Solar and Utility Solar energy and utility will (default) charge battery at the same time. Only Solar Solar energy will be the only charger source no matter utility is available or not. If this inverter/charger is working in Battery mode or Power saving mode, only solar energy can charge battery.
- Page 20 Low DC cut off battery voltage setting If "User-Dened" LI is selected in program 14, this program can be set up. Setting range is from 20.0V to 24.0V for 24Vdc model. Increment of each click is 0.1V. Low DC cut-off voltage will be xed to setting value no matter what percentage of load is connected.
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Page 21: Fault Reference Code
Fault Reference Code Fault Code Fault Event Icon on Fan is locked when inverter is off Inverter transformer over temperature battery voltage is too high battery voltage is too low Output short circuited Inverter output voltage is high Overload time out Inverter bus voltage is too high Bus soft start failed Main relay failed... -
Page 22: Warning Indicator
Inverter grid under frequency Inverter grid over frequency Inverter over current protection error Inverter bus voltage is too low Inverter soft start failed Over DC voltage in AC output Battery connection is open Inverter control current sensor error Inverter output voltage is too low Warning Indicator Icon on Fault Code... -
Page 23: Operating Mode Description
Operating State Description Operation state Description LCD display PV is on PV energy is charger Utility-Tie state into the battery and utility provide power to the AC load. PV is off Charge state PV energy and grid can charge batteries. Bypass state Error are caused by inside circuit error or... -
Page 24: Display Setting
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: battery voltage, battery current ,inverter voltage, inverter current, grid voltage, grid current, load in Watt, load in VA, grid frequency, inverter frequency, PV voltage, PV charging power, PV charging output voltage, PV charging current. -
Page 25: Specifications
SPECIFICATIONS Table 1 Line Mode Specications INVERTER MODEL Input Voltage Waveform Sinusoidal (utility or generator) Nominal Input Voltage 230Vac 90Vac±7V(APL,GEN); 170Vac±7V(UPS) Low Loss Voltage 186Vac±7V(VDE) 100Vac±7V(APL,GEN);180Vac±7V(UPS) Low Loss Return Voltage 196Vac±7V(VDE) 280Vac±7V(APL, UPS,GEN) High Loss Voltage 253Vac±7V(VDE) 270Vac±7V(APL,UPS,GEN) High Loss Return Voltage 250Vac±7V(VDE) Max AC Input Voltage 300Vac... -
Page 26: Table 2 Inverter Mode SpeciCations
Table 2 Inverter Mode Specications INVERTER MODEL Rated Output Power 2KW/2000W 3KW/3000W Output Voltage Waveform Pure Sine Wave Output Voltage Regulation 230Vac±5% Output Frequency 60Hz or 50Hz Peak Efciency 5s@≥150% load; 10s@110%~150% load Overload Protection Nominal DC Input Voltage 24Vdc Cold Start Voltage 23.0Vdc Low DC Warning Voltage... -
Page 27: Table 3 Charge Mode SpeciCations
Table 3 Charge Mode Specications Utility Charging Mode INVERTER MODEL Charging Current 20/30A @Nominal Input Voltage AGM / Gel/LEAD 25Vdc Absorption Battery Voltage Flooded Battery 25Vdc AGM / Gel/LEAD 27.4Vdc Reoat Battery Voltage Flooded Battery 27.4Vdc AGM / Gel/LEAD 28.8Vdc Float Battery Voltage... -
Page 28: Table 4 General SpeciCations
Charging algorithm for Lithium battery Joint Utility and Solar Charging 2KW/3KW INVERTER MODEL MPPT-60A MPPT-80A CHARGER MODEL Max Charging Current Default Charging Current Table 4 General Specications INVERTER MODEL Safety Certication Operating Temperature Range 0°C to 50°C Storage temperature -15°C~ 60°C Dimension (D*W*H), mm 290 x 396 x 108 Net Weight, kg... -
Page 29: Trouble Shooting
TROUBLE SHOOTING Explanation/Possible cause What to do LCD/LED/Buzzer Problem 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 (<1.91V/Cell) 2. Replace battery. process. complete off. -
Page 30: Appendix: Approximate Back-Up Time Table
Appendix: Approximate Back-up Time Table Load (W) Backup Time @ 24Vdc 100Ah (min) Backup Time @ 24Vdc 200Ah (min) Model 1610 1000 1200 1400 1600 1800 2000 1100 1200 1500 1800 2100 2400 2700 3000 Note: Backup time depends on the quality of the battery, age of battery and type of battery. Specications of batteries may vary depending on different manufacturers. - Page 32 SOLAR INVERTER/CHARGER 420-00343-00...
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