Contents 1 Notes on this manual ......................1 1.1 Validity ..........................1 1.2 Use instructions ........................1 1.3 Symbols ...........................1 1.3.1 Markings in the manual ....................1 1.3.2 Markings on this product ..................1 2 Safety and conformity ......................2 2.1 DC and AC breaker ......................3 2.2 Grounding the PV modules ....................3 2.3 Qualification of Skilled Workers ..................3 3 Product Description ......................4...
1 Notes on this manual 1.1 Validity This User Manual describes instructions and detailed procedures for installing, operating, maintaining, and troubleshooting of the following energy storage inverter: 3.6KW,4.2KW,4.6KW, 5KW,6KW. Please keep this manual all time available in case of emergency. This manual does not cover any details concerning equipment connected to the unit (e.g.
1.3.2 Markings on this product Symbol Description Warning regarding dangerous voltage The product works with high voltage. All work on the product must only be performed as described in its documentation. Beware of hot surface The product can become hot during operation. Do not touch the product during operation.
Possible damage to health as a result of the effects of radiation! In special cases, there may still be interference for the specified application area despite maintaining standardized emission limit values (e.g. when sensitive equipment is located at the setup location or when the setup location is near radio or television receivers).In this case, the operator is obliged to take proper action to rectify the situation.
3 Product Description 3.1 Inverter Overview 3.2 Information of the unit The uint is a bidirectional energy storage inverter, suitable for photovoltaic systems with batteries to store energy. The unit is bidirectional which applies to PV systems with batteries to store energy. Energy produced by the PV system is used to optimize self-consumption;...
3.3 Storage of Inverter If you want to store the unit in your warehouse, you should choose an appropriate location: ● The unit must be stored in its original package and desiccant must be left in the package. ● The storage temperature should always be between -25℃ and +60℃. ●...
Battery input terminal 2PCS PV+ input terminal 2PCS PV- input terminal 2PCS Metal terminals secured to PV+ 2PCS input power cables Metal terminals secured to PV- 2PCS input power cables 1PCS User Manual 1PCS 4.3 tools NO. Tool Model Function Hammer drill Recommend drill To drill holes on the wall dia.
5 Installation and Electrical Connection 5.1 Safety Danger to life due to fire or explosion Despite careful construction, electrical devices can cause fires. Do not install the inverter on easily flammable materials and where flammable materials are stored. Risk of burns due to hot enclosure parts Mount the inverter in such a way that it cannot be touched inadvertently.
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● Be sure that the inverter is out of children’s reach. ● Don’t put anything on top of or cover the inverter. ● Do not install the inverter near television antennae or any other antennae/antennae cables. ● The inverter requires adequate cooling space. Ensure good ventilation for the inverter to ensure the heat escape adequately.
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Ambient dimensions of one inverter : Ambient dimensions of a series inverters: ● There must be sufficient space between each individual inverter to ensure that the cooling air of the adjacent inverter is not taken in. ● If necessary, increase the clearance space and make sure there is enough fresh air supply to ensure sufficient cooling of the inverters.
5.3 Mounting the Inverter with bracket In order to avoid electrical shock or other injury, inspect existing electronic or plumbing installations before drilling holes. The dimension of bracket as follows: ● Using the mounting frame as a template, drill holes as illustrated in image. ●...
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5.4 Fixed the inverter on the wall Falling equipment can cause serious or even fatal injury, never mount the inverter on the bracket unless you are sure that the mounting frame is firmly mounted on the wall after cautious checking. Raise the inverter a little higher than the bracket whilst maintaining the balance of the inverter.
5.5 Check Inverter Installation Status ● Check the upper straps of inverter and ensure it fits on to the bracket. ● Check the secure mounting of the inverter by trying to raise it from the bottom. The inverter should remain firmly attached. ●...
Position Description PV module PV side breake Inverte Main AC output breaker Energy meter, E1 is used to detect utility power consumption Utility grid Battery Battery DC breaker Inverter side breaker J1 is normal load, J2 important load (maximum 2500VA) Back-up output breaker(max.2500VA) Load monitor BMS communication connection...
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Bare length C=8mm,Output cable requirements: 3.6KW 4.17 AWG11 5.26 AWG10 4.6KW 5.26 AWG10 5.26 AWG10 6.63 AWG9 The cable length should not exceed 48 m as the resistance of the cable will consume inverter output power and reduce the inverter efficiency. ●...
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● Connecting to the grid. 1. The grid connection is contains using 5 conductors (L1,L2,L3, N,PE). 2.Insert the stripped and bared conductors (EPS_L,EPS_N,GRID_L,GRID_N,PE) ; into the screw terminals with sign L1,N,L2,L3,PE( ) on the socket element and tighten the screws firmly. Stranded copper wire EPS-L EPS-N...
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The back-up MAX output power is Nominal AC output power, if the load greater than Nominal AC output power, and after overload fault happen 3 times, the inverter will stop output. The output power of back-up also depends on the battery capacity. ●...
Risk of electric shock and fire, use only with PV modules, and with a maximum system voltage of 500Vdc. Electric shock hazard, the DC conductors of this PV system are normally ungrounded but will become intermittently grounded without indication when the inverter detects the PV array isolation.
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Step3 Insert the positive and negative power cables into corresponding cable glands. Step4 Insert the stripped positive and negative power cables into the positive and negative metal terminals respectively and crimp them using a clamping tool. Ensure that the cables are crimped until they cannot be pulled out by force less than 400 N, as shown in image.
Suggestions for the PV modules of the connected strings: A. Same type B. Same quantity of PV modules connected in series If the inverter is not equipped with a PV switch but this is mandatory in the country of installation, install an external PV switch. The following limit values at the PV input of the inverter must not be exceeded: 3.6KW 4.6KW...
Reversed polarity will damage the inverter!!! It is very important for system safety and efficient operation to use appropriate cable for battery connection. To reduce risk of injury, you much use the recommended cable size, refer to the below chart. Description Value O.D.
The battery installation must comply with the manufacturer’s user manual, include installing indoor or outdoor and the distance to the inverter. The maximum charge/discharge current base on the inverter nominal power; check the battery current in the spec.As the inverter’s battery rated voltage is 48V, the battery series connection voltage much not exceed 48V or it will damage the inverter.
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5.6.6.1 CT Load monitor connect to the inverter In single inverter system, a CT must be installed to monitor the power of the house to decide the inverter status: charge or discharge. The CT must be installed at the beginning from the grid to the house, in this case, the inverter can monitor all household consumption of power.
6 Start-Up and shut down the inverter 6.1 Start-Up the inverter (1) Connect the AC circuit breaker (2) Turn on the DC switch (3) Turn on the battery breaker (4) The inverter will start automatically when the PV voltage is higher than 150V and the battery voltage is higher than 44V.
7.2 LCD display and settings 7.2.1 LCD Information Definition Display Function Indicating the input voltage or current or power of the PV1/PV2. KW: Power; V: Voltage; A: Current. Indicating battery voltage or percentage of battery capacity. V: Voltage; %: Percentage. Indicating the charge current or discharge current of battery or battery temperature of battery.
7.2.2 LCD Display Step The main interface is the default interface for the system, when the inverter is start on, default display primary interface. There are seven information display blocks in the main interface, (failure and energy flow chart excepted) press "UP" or "DOWN" to page for the following information:(all blocks turn over at the same time) (1 ) PV input voltage, current and power.(Figure 1) (2) Percentage of battery voltage and capacity.(Figure 2)
7.2.3 LCD Run status display Run status Sell power to grid Only PV supply and sell power to grid and load PV and battery supply power to grid and load together Only Battery supply power to grid and load Match Load PV power is not enough, so only supply power to battery and load, no power to grid PV and battery power supply power to load, no...
7.2.4 LCD display settings Press "ENTER" enter setup menu. Hold down the "ESC" key for 5 seconds and exit at setup menu. Enter the settings menu and press "UP" or "DOWN" to select different settings, press the "ENTER" key to start the setting in the corresponding settings entry, press "up" or "DOWN" to select different settings, after setting the parameters, press "ENTER"...
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2:Battery priority Mode: VBat > V2(high)or SOC > SOC(high) Set in item 12 1. When only grid and battery are available:when battery energy is surfficient,battery supplies to the load.when solar energy is insurfficient, the grid jointly supply energy to the loads. 2.
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4:GEN Mode: 1.Generator bypass loaded; 2.Generator charges the battery; 5:High efficient Mode: 1.The high efficient mode has six time periods for setting different modes.(Load priority Mode/ UPS Mode/Grid priority Mode); 2.The default mode is outside of six time periods.(Load priority Mode/Battery priority Mode/Grid priority Mode all can be setting).
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Reserved CODG Reserved Reserved Reserved Reserved Reserved Dual Independent input mode (default)IND PV Source Input mode Dual parallel input mode DC Source input mode No communication required for lithum battery (default) Battery type application setting,It will work according to the default setting,If there are special requirements, LI U Please set according to the battery parameters.
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3.6KW: Maximum 80A(default) charging current 0-80A range setting 6CC 125 4KW: 85A(default) 0-85A 4.6KW: 100A(default) 0-100A 5KW: 110A(default) 0-110A 6KW: 125A(default) 0-125A 3.6KW: Maximum 80A(default) discharging 0-80A current range BdC 125 4KW: setting 85A(default) 0-85A 4.6KW: 100A(default) 0-100A 5KW: 110A(default) 0-110A 6KW: 125A(default)
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LI-U:49V(default) Setting of Set the value between Setting13 and Setting11. maximum current Note:Not less than Stop discharge voltage charging Bln49 (Setting13),Not more than Const charging conditions voltage (Setting11). LEAD: 49V(default) Set the value between Setting13 and Setting12. Note:Not less than Stop discharge voltage (Setting13),Not more than Float charging voltage (Setting12) LI-S:10(default)
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LI-U:54V(default) User mode high Set the value between Setting15 and Setting11. value setting Note:Not less than User mode Low value Hu054 (Setting15),Not more than Const charging voltage(Setting11). Lead:54V(default) Set the value between Setting15 and Setting12. Note:Not less than User mode Low value (Setting15),Not more than Float charging voltage (Setting12).
7.3 Use Wi-Fi parameter settings With the Wi-Fi app, you can go through the local mode to set up the battery parameters, and the grid charging time, inverter discharging time etc. If you are not setting parameters, the inverter will work in default mode. Ensure that all wire connections are OK before turning on the battery breaker and the AC breaker.
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Bus overvoltage fault 1.Check if the PV voltage exceeds the BusVoltageHigh inverter input voltage range. 2.Restart the inverter. 3.If error message still exists, contact the installation contractor or supplier. BusVoltLow Bus lowvoltage fault 1.Restart inverter. 2.If error message still exists, contact the installation contractor or supplier.
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Transformer Transformer 1.Check istallation environment; temperature too high temperature too high 2.Restart inverter 3.If error message still exists, contact the installation contactor or supplier 1.Check istallation environment; DC_temperature DC_temperature too 2.Restart inverter too high high Fault 3.If error message still exists, contact the installation contactor or supplier DCI High DCI High Fault...
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Alarm Alarm message Description Suggestion code GridPowerLimitFlag GridPowerLimitFlag alarm 1.Check if the GridVoltage is orrect; GridOvFreqDecFlag GridOvFreqDecFlag alarm 1.Check if the GridFrequency is orrect; GridUnFreqIncFlag GridUnFreqIncFlag alarm 1.Check if the GridFrequency is orrect; GridOvVoltDecFlag GridOvVoltDecFlag alarm 1.Check if the GridVoltage is orrect; GridOvTempDecFlag GridOvTempDecFlag alarm 1.Check istallation environment;...
Note:If the suggestions do not work, please connect to the the installation contractor or supplier 10 Maintenance and Cleaning 10.1 Checking Heat Dissipation If the inverter regularly reduces its output power due to high temperature, please improve the heat dissipation conditions. The heat sink may need to be cleaned as part of this process. 10.2 Cleaning the Inverter If the inverter is dirty, turn-o ffthe AC breaker and DC switch, waiting the inverter shut down ,then clean the enclosure lid, the display, and the LCD using only a wet cloth.
11.2 Packing the Inverter If possible, always pack the inverter in its original carton and secure it with tension belts. If it is no longer available, you can also use an equivalent carton. The box must be capable of being closed completely and supporting both the weight and the size of the inverter.
Note: (1) Backup output power depends on of the battery. (2) Specifications are subject to change without further notice. 14 Contact If you have technical problems about our products, contact the installation contractor or supplier . We need the following information in order to provide you with the necessary assistance: Inverter type;...
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WARRANTY CARD DATE OF PURCHASE SHIPPING ADDRESS SIGNATURE / STAMP DAMAGE DESCRIPTION SERVICE COMMENTS FILL IN IF NEEDEED (*) Cross incorrect I agree to pay the cost of inverter repair due to: * expiration of the warranty period / * warranty void Before proceeding with the repair, service will inform by phone about the exact costs of the repair.
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