LFP5000 Safety Precautions Warning Please do not put the ba�ery 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. To avoid short circuit, please do not connect positive and negative poles with conductor on the same device.
Preface Manual declara�on SUNKET-ESS LFP5000 lithium iron phosphate ba�ery energy storage system can provide energy storage for photovoltaic power generation users through parallel combination. Our product can store extra electricity into ba�ery from photovoltaic power generation system in daytime and supply stable power to user’s equipment as power backup at nigh�ime or any time when needed.
LFP5000 1.3 Product identity definition Ba�ery voltage is higher than safe voltage, direct contact with electric shock hazard. inflammable. Read the user manual before using. The scrapped ba�ery cannot be put into the garbage can and must be professionally recycled. After the ba�...
LFP5000 2 Product Specification 2.1 Size and Weight Table 2- 1 LFP5000 Device size Nominal Nominal Weight Product Dimension Voltage Capacity ≈65kg 100Ah LFP5000 DC51.2V 453×433×177mm Table 2-2 LFP5000 performance parameter Item Parameter value Nominal Voltage(V) 51.2 Work Voltage Range(V) 43.2~56 Nominal Capacity(Ah) Nominal Energy(kWh)
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LFP5000 Table 2-3 Interface Definition Item Definition Name The number of green lights shows the remaining power. Table 2-3 for details. Red light flashing when an alarm occurs, red light always on during protection status. After the condition of trigger protection is relieved, it can be automatically Green light flashing during standby and charging mode.
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LFP5000 DIP switch descrip�on: When the ba�eries are connected in parallel, the host communicates with the slaves through the 485 interface. The host summarizes the information of the entire ba�ery system and communicates with the inverter through CAN. Figure 2-2 CAN/485 interface definition Table 2-5 CAN Pin Definition Foot position...
LFP5000 2.4.3 Temperature Protection Low/Over temperature protec�on in charging: When ba�ery’s temperature is beyond range of 0 ℃ ~+50 ℃ during charging, temperature protection is activated, device stops charging. The protection is over when temperature back to rated working range. Low/Over temperature protec�on in discharging:...
LFP5000 3.1.1 Environmental requirements Working temperature: -20℃ ~ +50℃ Charging temperature range is 0℃~+50℃, Discharging temperature range is -20℃ ~+55℃ Storage temperature: - 30℃~ +45℃ Rela�ve humidity: 5% ~ 85% RH Eleva�on: no more than 4000m Operating environment : Indoor installation, sites avoid the sun and no wind, no conductive dust and corrosive gas.
LFP5000 3.1.4 Unpacking inspection When the equipment arrives at the installation site, loading and unloading should be carried out according to the rules and regulations, to prevent from being exposed to sun and rain. Before unpacking, the total number of packages shall be indicated according to the shipping list a�...
LFP5000 3.1.5 Engineering coordination A ttention should be paid to the follow ing item s 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. Make sure that the battery has enough room to install, and that the brackets have enough load capacity.
LFP5000 3.2.1 Installation preparation Prepare to install equipment and tools to detect if the battery is off. Confirm the form of the battery. The two forms can be switched as required, as shown in Figure 3-1, and can be used in a matching cabinet, as shown in Figure 3-2, which can be directly stacked.
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LFP5000 Communication Power cable- cable-to inverter positive parallel cable- negative Communication parallel cable Parallel cable- positive Power cable- negative Figure3- 4 Note: 1. For more ADD Settings ,Reference 2.3. 1 “DIP switch definition and description” 2. After the whole system connection, set the master DIP mode according to the inverter model firstly, then start the battery.
LFP5000 3.2.4 Battery parameter settings on the inverter Max Charging(Bulk) Voltage: 58.4V Absorption Voltage: 56.8V Float Voltage: 54V Shut Down(cut off) Voltage: 50V Shut Down(cut off) SOC: 15% Max Charge Current : 50A*battery QTY Max Discharge Current : 50A*battery QTY 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.
LFP5000 Caution: 1. After pressing the power button, if the battery status indicator on the front panel continues to be red, please refer to the "4.2 Alarm description and processing ". If the failure cannot be eliminated, please contact the dealer timely. Use a voltmeter to measure whether the voltage of the circuit breaker battery access terminal is higher than 48V, and check whether the voltage polarity is consistent with the inverter input polarity.
LFP5000 4.3 Analysis and treatment of common faults Analysis and treatment of common faults in the Table 4-2: Table 4-2 Analysis and treatment of common faults Fault phenomenon Reason analysis Solution The indicator does Total voltage lower than 35V Check the total voltage not respond after the power on Battery data status is abnormal.
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