UE-48LI2500I ESS Unit User Manual Safety Precautions Warning Please do not put the battery into water or fire, in case of explosion or any other situation that might endanger your life. Please connect wires properly while installation, do not reverse connect. ...
UE-48LI2500I ESS Unit User Manual Preface Manual declaration UE-48LI2500I lithium iron phosphate battery energy storage system can provide energy storage for photovoltaic power generation users through parallel combination. Our product can store extra electricity into battery from photovoltaic power generation system in daytime and supply stable power to user’s equipment as power backup at nighttime or any time when needed.
UE-48LI2500I ESS Unit User Manual 1 Introduction 1.1 Brief Introduction UE-48LI2500I lithium iron phosphate battery system is a standard battery system unit, customers can choose a certain number of UE-48LI2500I according to their needs, by connecting parallel to form a larger capacity battery pack, to meet the user's long-term power supply needs.
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UE-48LI2500I ESS Unit User Manual Battery voltage is higher than safe voltage, direct contact with electric shock hazard. Be careful with your actions and be aware of the dangers. Read the user manual before using. The scrapped battery cannot be put into the garbage can and must be professionally recycled.
UE-48LI2500I ESS Unit User Manual Table 2-3 Interface Definition Item Name Definition OFF/ON, Power switch must be in the "ON" state when in use Ground Shell ground connection connection point Positive socket Battery output positive or parallel positive line Negative socket Battery output negative or parallel negative line SW (battery When the "OFF/ON"...
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UE-48LI2500I ESS Unit User Manual 1. If the master is the latest UE-48LI2500I battery with DIP switch: (1) The communication cable from the master CAN IN to the inverter comm port should be the correct one. (2) When the battery works with Beta, GOODWE, Solis, LUX, Sofar, DEYE, VICTRON, IMEON, Sungrow, SMA, RENAC, DELIOS, SAJ (CAN Comm), before starting the battery, you need put the master DIP switch "# 3"...
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UE-48LI2500I ESS Unit User Manual Figure 2-2 CAN/485 interface definition Front Plug Socket of communication port CAN/485 Table 2-4 Pin Definition Foot position Color Definition PIN1 Orange/white 485A PIN2 Orange XGND PIN3 Green/white 485B PIN4 Blue CANH PIN5 Blue/white CANL PIN6 Green Reserve...
UE-48LI2500I ESS Unit User Manual Over Current Protection in Discharging: When the discharging current is greater than the protection value 55A, the battery buzzer alarms and the system stops discharging. Protection is removed after rated time delaying 1min. Caution: The buzzer sound alarm setting can be manually turned off on the background software, and the factory default is on.
UE-48LI2500I ESS Unit User Manual 3 Installation and Configuration 3.1 Ready for installation Safety Requirement This system can only be installed by personnel who have been trained in the power supply system and have sufficient knowledge of the power system. The safety regulations and local safety regulations listed below should always be followed during the installation.
UE-48LI2500I ESS Unit User Manual 3.1.3 Technical preparation Electrical interface check Devices that can be connected directly to the battery can be user equipment, power supplies, or other power supplies. Confirm whether the user's PV power generation equipment, power supply or other ...
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UE-48LI2500I ESS Unit User Manual Packing list is as follows: Item Specification Quantity Figure Battery-UE- 48V/50Ah 48LI2500I 480×360×90mm Optional: If you need, Power cable- please positive /25mm /L2050mm contact the dealer to purchase Optional: If you need, Power cable- Black please negative /25mm...
UE-48LI2500I ESS Unit User Manual Combination screws Screw M6*14 3.1.5 Engineering coordination Attention should be paid to the following items before construction: Power line specification. The power line specification shall meet the requirements of maximum discharge current for each product. Mounting space and bearing capacity.
UE-48LI2500I ESS Unit User Manual 3.2.2 Mechanical installation Installation method 1: With Cabinet installation 1. Place the UE-48LI2500I unit on the cabinet bracket as shown in the figure and push the device into the cabin at the installation position. (The cabinet structure in the figure is for reference only) Figure3-2 2.
UE-48LI2500I ESS Unit User Manual 4. Stack the required number of battery and bracket combinations as described above, and fasten the top and bottom buckles. Shown as Figure3-7. Figure3 3.2.3 Electrical installation Before connecting the power cables, use multimeter to measure cable continuity, short circuit, confirm positive and negative, and accurately mark the cable labels.
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UE-48LI2500I ESS Unit User Manual The circuit breaker is installed between the battery module and the inverter, as shown in Figure3-8: Inverter Circuit breaker Communication cable-to inverter Power cable- negative Power cable- positive Parallel cable- negative Parallel cable- positive Communication parallel cable Master setting 1 Master setting 2...
UE-48LI2500I ESS Unit User Manual 4 Use, maintenance and troubleshooting 4.1 Battery system usage and operation instructions After completing the electrical installation, follow these steps to start the battery system. Refer to the description of the DIP switch of 2.3.1 to prepare the battery module before starting up, then press the ON/OFF button to the ON position, next press and hold the SW button for 3 seconds.
UE-48LI2500I ESS Unit User Manual Table 4-1 Battery& Inverter power matching table Hybrid Off-grid UE-48LI2500I Inverter Inverter EPS(backup Min. System port) AC Output parallel Energy AC Output Power number (kWh) power ≤1.2kW ≤2.4 kW ≤3.6 kW ≤4.8 kW ≤6.0 kW 12.0 ≤7.2 kW 14.4...
UE-48LI2500I ESS Unit User Manual Alarm Statue Alarm category Processing indication Cell voltage undervoltage Buzzer Start charging start 4.3 Analysis and treatment of common faults Analysis and treatment of common faults in the Table 4-3: Table 4-3 Analysis and treatment of common faults Fault phenomenon Reason analysis Solution...
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