1. About This Manual 1.1 Purpose This manual describes how to assemble, install and operate the units and how to troubleshoot of this unit. Please read this manual carefully before installation and operation. keep this manual for future reference. 1.2 Scope This manual provides guidelines of safety installation as well as the information on tools and wiring.
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EM-3224 S1-ECO Utility Solar panels Solar Input Utility input Charging Discharging Battery packs Load Figure 1: Hybrid power system...
2.3 Product Overview following picture is only a schematic diagram of the equipment .If the actual chassis does not NOTE: the conform to the schematic due to a structural upgrade. It’s subject to prior notice. Figure 2:1.6K/3.2K model 1. AC input terminal 2.
3.Installation 3.1 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 inverter x1 User manual x 1 3.2 Preparation Remove the two screws on both sides of the bottom cover before connecting all wires. 3.3 Mounting The Unit Consider the followings before selecting your placements: 1.Do not mount the inverter on flammable construction...
Install the unit by screwing two screws. It’s recommended to use M4 or M5 screws. 3.4 Battery Connection CAUTION: for safety operation and regulation compliance, it’s requested to install a separate DC over-current protector or disconnection device between battery and the inverter. It may not be necessary to have a disconnection device in some applications;...
2. Prepare two battery wires for 1.6KW model and 3.2KW model depending on cable size (refer to recommended cable size table). Apply Tube type terminals to your battery wires and secure it to the battery terminal block with the bolts properly tightened. Refer to battery cable size for torque value. Make sure polarity at both the battery and the inverter is correctly connected and ring terminals are secured to the battery terminals.
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1.6K12Vdc 3.2K24Vdc Inverter Model Max. PV Array Power 2000W 3500W Max. PV Array Open Circuit Voltage 500Vdc PV Array MPPT Voltage Range 60Vdc~450Vdc Application Example 1: SOLAR INPUT Q’ty of panels Total input power (Min. in serial: 5 pcs, max. in serial: 12 pcs) Solar Panel Spe 5pcs in serial 5 pcs...
PV Module Wire Connection Please follow below steps to implement PV module connection: 1.Remove insulation sleeve 10 mm for positive and negative conductors. 2.Suggest to put bootlace ferrules on the end of positive and negative wires with a proper crimping tool. 3.
3.7 RS232 Communication Connection Please download software “Watch Power” from the official website. When the inverter is connected to the computer, the following interface will be displayed. Note: The following dates are for reference only. 3.8 Wi-Fi Connection (Optional) 1.The device has its own standard WIFI port, if users need to monitor the status and information of the device through WIFI, they must connect to the WIFI collector.
4. Operation 4.1 Power ON/OFF Once the device has been properly installed and the battery is connected, simply press the Power button to turn on the device. 4.2 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.
4.3 LCD Display Icons Icon Function description Input Source Information Indicates the AC input. Indicates the PV input Indicate input voltage, input frequency, PV voltage, charger current, battery voltage. Configuration Program and Fault Information Indicates the setting programs. Indicates the warning and fault codes. Warning: flashing with warning code.
Mode Operation Information 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 Indicates unit alarm is disabled. 4.4.
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Appliances (default) If selected, acceptable AC input voltage range will be within 90-280VAC. AC input voltage range If selected, acceptable AC input voltage range will be within 170-280VAC. AGM (default) Flooded User-Defined If “User-Defined” is selected, battery charge voltage and low DC cut-o ff voltage can be set up in program 26, Battery type 27 and 29.
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23.0V (default) Setting voltage point back 24V model:(default 23.0Vdc) setting range :22V to 25.5V setting increase or decrease of 0.5V. 13.5V (default) Setting voltage point back 12V model:(default 13.5Vdc) setting range :12.0V to 17V setting increase or decrease of 0.5V. Setting voltage point 27.0V (default)
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Stay at latest screen If selected, the display screen will stay at latest screen user finally switches. Backlight on (default) Backlight off Backlight control Alarm on (default) Alarm off Beeps while primary source is interrupted Overload bypass: Bypass disable (default) Bypass enable When enabled, the unit will transfer to line mode...
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Battery equalization Battery equalization disable (default) Battery equalization If “Flooded” or “User-Defined” is selected in program 05, this program can be set up. default : 14.6V Setting voltage point back 12V model:(default 14.6Vdc) setting range :13.0V to 15.0V setting increase or decrease of 0.5V.
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Default:6% 1.When the battery capacity of the lithium battery is lower than the set point, the inverter stops discharging and output will be turned off. setting range :1% to 60% Lithium battery “SOC” setting increase or decrease of discharge stop 2.when the communication connection between the lithium battery and the inverter is normal,...
4.5 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, PV voltage, charging current, charging power (only for MPPT models), battery voltage, output voltage, output frequency, load percentage, load in Watt, load in VA, load in Watt, DC discharging current, main CPU Version and second CPU Version.
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Output frequency=50Hz Output frequency Load percent=70% Load percentage When connected load is lower than 1kVA, load in VA will present xxxVA like below chart. When load is larger than 1kVA ( 1KVA), load in VA 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.
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Battery voltage=25.5V, discharging current=1A Battery voltage/DC discharging current Main CPU version 00014.04 Main CPU version checking Secondary CPU version 00003.03 Secondary CPU version checking...
4.6 Operating Mode Description Operation mode Description LCD display Charging by utility and PV energy. Standby mode / Power Charging by utility. saving mode Note: *Standby mode: The inverter is not turned on yet but at this time, the inverter can No output is supplied by the charge battery without AC unit but it still can charge...
Operation mode Description LCD display Charging by utility and PV energy. The unit will provide output power from the mains. It will Line Mode also charge the battery at Charging by utility. line mode. Power from battery and PV energy. The unit will provide output Battery Mode power from battery and PV...
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Equalize charging time and timeout In Equalize stage, the controller will supply power to charge battery as much as possible until battery voltage raises to battery equalization voltage. Then, constant-voltage regulation is applied to maintain battery voltage at the battery equalization voltage.
5. Fault Reference Code Fault Code Fault Event Fan is locked when inverter is off. Over temperature Battery voltage is too high Battery voltage is too low Output short circuited or over temperature is detected by internal converter components. Output voltage is too high. Overload time out Bus voltage is too high Bus soft start failed...
6. Warning Indicator Warning Code Warning Event Fan is locked when inverter is on. Over temperature Battery is over-charged Low battery Overload Discharge current limiting Output power derating PV energy is low High AC input (>280VAC) during BUS soft start Battery equalization Battery is not connected...
7. Trouble Shooting Problem LCD/LED/Buzzer Explanation / Possible cause What to do Unit shuts down LCD/LEDs and automatically buzzer will be active The battery voltage is too low 1. Re-charge battery. during startup for 3 seconds and (<1.91V/Cell) 2. Replace battery. process.
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Battery is over-charged. Return to repair center. Check if spec and quantity Fault code 03 The battery voltage is too high. of batteries are meet requirements. Fault code 01 Fan fault Replace the fan. Output abnormal (Inverter 1. Reduce the connected Fault code 06/58 voltage below than 190Vac or load.
8. Line Mode Specification INVERTER MODEL 1.6K12Vdc 3.2K24Vdc Input Voltage Waveform Sinusoidal (utility or generator) Nominal Input Voltage 230Vac 170Vac±7V (narrow range) Low Loss Voltage 90Vac±7V (wide range) 180Vac±7V (narrow range) Low Loss Return Voltage 100Vac±7V (wide range) High Loss Voltage 280Vac±7V High Loss Return Voltage 270Vac±7V...
9. Inverter Mode Specification INVERTER MODEL 1.6K12Vdc 3.2K24Vdc Rated Output Power 1600VA/1600W 3200VA/3200W Output Voltage Waveform Pure Sine Wave Output Voltage Regulation 230Vac±5% Output Frequency 50Hz/60Hz Peak Efficiency 10s@110%~130% load , Overload Protection 5s@130%~200% load, 200ms@≥200% load Surge Capacity 2* rated power for 5 seconds Cold Start Voltage 11.5Vdc 23.0Vdc...
11. Solar Mode Specifications MODEL 1.6K12Vdc 3.2K24Vdc Rate output voltage 230VAC Output voltage range 230 ± 5%VAC 2000W 3500W PV Input Max. Power PV Array MPPT 60-450VDC Voltage Range Start-up Voltage 70Vdc +/- 5Vdc Nominal PV Voltage 260Vdc Max. PV Array Open 500Vdc Circuit Voltage Max.
13. Installation Dimension Drawing Unit: mm the following picture is only a schematic diagram of the equipment .If the actual chassis does not conform NOTE: to the schematic due to a structural upgrade it is subject to prior notice.
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