This user manual provides information, operating instructions, and maintenance guidelines for the POW-LIO51300-16S low-voltage residential energy storage battery series. The POW-LIO51 residential energy storage series is a lithium battery system developed by PowMr, designed to be compatible with various inverter brands available in the market.
2 Product Introduction 2.1 Introduction 1. The POW-LIO51 residential energy storage series is a battery module developed by PowMr Energy designed for low-voltage lithium battery systems, primarily applied in the home energy storage sector. It achieves high-precision multi-cell voltage and temperature acquisition.
Specific experimental tests are required to verify the battery's performance and safety under such usage conditions. 2. PowMr disclaims any responsibility for any accidents arising from the use of the battery under conditions beyond the specifications outlined in this manual.
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Energy Storage Series, to prevent unauthorized individuals from approaching, engaging in improper operations, or accidents, adhere to the following conventions: 1. Erect clear signage at the switch locations of the PowMr products to prevent accidents caused by accidental closing. 2. Set warning signs or establish safety warning tape near the operating area to prevent unrelated personnel from approaching.
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User Manual POW-LIO51 Series 2. Ensure the correct and standardized electrical connections of the instruments to avoid dangers such as electric arcs. 3.3.9 Maintenance and Inspection When both the energy storage battery and the inverter are turned off, and electrical connections are confirmed to be disconnected, maintenance or inspection operations can be carried out on the energy storage battery cabinet.
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User Manual POW-LIO51 Series 8. Do not throw the battery into fire or heat it! 9. Prohibit short-circuiting the positive and negative terminals with wires or other metal objects. Do not transport or store the battery together with necklaces, hairpins, or other metal objects! 10.
User Manual POW-LIO51 Series 4 Overview of Main Components Image Name Quantity Battery Power Cable Parallel communication cable BMS communication cable Host Communication Cable Fixed brackets and screw fittings (set) Product User Manual...
5 Product Introduction 5.1 Overview POW-LIO Household Energy Storage Series Lithium Battery Module integrates PowMr's high- capacity and high-safety lithium iron phosphate battery cells. The module features a bottom roller design for easy and flexible energy maneuvering. Inside the module, a high-precision Battery Management System (BMS) unit is integrated, incorporating multiple protection functions.
User Manual POW-LIO51 Series 5.2 Product Appearance LCD Display Screen Reset Button Function Keys Power Switch Signal Indicator Lights Circuit Breaker Terminal Panel Pulley DO Port Handle ADS DIP Switches...
User Manual POW-LIO51 Series 5.3 Battery Port Panel Item Function Notes Used to start or shut down the Low-voltage Switch battery Positive Terminal Port Battery Positive Output Negative Terminal Battery Negative Output Port (-) DC Circuit Breaker Overcurrent Protection Device Communication between Parallel Communication RS485B...
User Manual POW-LIO51 Series 6 Battery Installation and Wiring 6.1 Battery Installation Preparation 1. Prepare tools: Cross-head screwdriver, multimeter, insulated gloves, rack, Ethernet cable, power cable. 2. Unboxing: Take the battery and other items from the packaging, first check if the battery's appearance is intact, then verify the completeness of accessories referring to the accessory list.
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User Manual POW-LIO51 Series battery from the wooden box. Step 3. After the battery pack is taken out, it is recommended to place it against the wall. At the same time, brake the universal wheel at the bottom of the battery pack. Install battery pack 2 fixed supports and punch 10*80MM holes in the wall with impact drills.
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User Manual POW-LIO51 Series If multiple batteries are connected in parallel: (Using Three Batteries as an Example) Step 1. Use the battery parallel communication cable to connect each battery through the RS485B parallel port. Parallel Communication Cable Step 2. Connect the power supply of each battery to the inverter. Use the power cable to connect the battery port of the inverter, paying attention to differentiate between positive and negative poles.
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User Manual POW-LIO51 Series Step 3. Define the master-slave relationship of the batteries using the DIP switch. Define the master as 1, and the slaves as 2 to 15. For specific definition methods, please refer to Section 7.7. It support 15 battery in parallel. Step 4.
User Manual POW-LIO51 Series 7 Operation and Debugging 7.1 Power-On Sequence After completing the connections between the inverter, battery, and mains power, initiate the battery by using the switch on the right side of the battery. Subsequently, start the inverter. Once the battery is operational, verify the communication status of the inverter.
User Manual POW-LIO51 Series 7.3 LCD Display and Function Key Function Key Description MENU Enter Menu Interface ENTER Confirm Selection or Enter Option Go Back to Previous Item DOWN Go to Next Item Exit to Previous Level ⚫ When the BMS enters sleep mode, pressing any key can activate the screen. ⚫...
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User Manual POW-LIO51 Series Menu Items Description Analog Info Display Battery Voltage, Cell Voltage, and Temperature, Cell Capacity BMS Status Display Alarm or Protection Records, BMS Current Status Para Setting For Manufacturer Use Only Sys Setting For Baud Rate Setting, Non-modifiable 3.
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User Manual POW-LIO51 Series ⚫ Cell Capacity: Browse Cell Capacity and State of Charge. 4. BMS Status Menu: ⚫ Record: Browse Alarm and Protection Records. ⚫ BMS Status: Browse Current BMS Status.
User Manual POW-LIO51 Series 7.5 RS485 or CAN Inverter Communication 1. RS485 Vertical RJ45 Socket PIN2/7 485-A1 PIN1/8 485-B1 PIN3/6 PIN4/5 2. CAN Vertical RJ45 Socket PIN9/10/11/14/16 PIN12 CAN-L PIN13 CAN-H PIN15 7.6 RS232 Upper Computer Communication 7.6.1 Tools Computer USB to RS232 Cable RJ11 Definition...
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User Manual POW-LIO51 Series 7.6.2 Operating Steps 1. Connect the computer to the battery using a USB to RS232 cable. Plug the USB end into the computer's USB port and the other end into the battery's RS232 port. 2. Download and unzip the software package on the computer. 3.
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User Manual POW-LIO51 Series 5. After entering the monitoring interface, click on the top right to open the serial port. Once communication with the battery is established, the left side will display real-time battery information, and the status bar in the lower right will turn green. 6.
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User Manual POW-LIO51 Series 7. Left-click on "System Config," as shown below: 8. In the middle-right part of the display interface (Inverter Protocol), click "Read" to check if the battery matches the actual inverter brand. If not, click on the CAN or 485 protocol and choose the protocol that matches the inverter, as shown below: 9.
User Manual POW-LIO51 Series 7.7 ADS DIP Switch Definitions If operating in parallel mode, use the DIP switch to assign a communication code to each battery for the purpose of defining the master and slave configuration of the batteries. DIP Switch Position Address Illustration...
User Manual POW-LIO51 Series 7.8 Common Issues and Solutions Fault Symptoms Solution 1. Activate the switch and verify that it is in the ON position. If the The battery pack battery state of charge (SOC) is low, it requires charging. has ceased 2.
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User Manual POW-LIO51 Series 2. If there's a large tolerance in SOC data, discharge the battery completely first, then charge it fully with a low current, and perform a discharge learning cycle. If any pack shows incorrect readings, it's recommended to read the BMS data (when authorized) using host software.
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User Manual POW-LIO51 Series replacement or components may be available from sales or authorized agencies, emergency while others may need to be purchased separately. It is imperative maintenance to exercise caution and turn off the power switch before replacing any parts. Safety measures need to be implemented to maintain a secure environment for both the battery pack and external devices.
User Manual POW-LIO51 Series 8 Technical Specifications Battery Model POW-LIO51300-16S Max. No. of Parallel Connections Rated Capacity 280Ah Voltage at End of Discharge ≤44.8V Charging Voltage Limited Charging Voltage (Ucl) 58.4V Internal Impedance ≤12mΩ Discharge Cut-off Voltage (Udo) Max Charging Current (Icm)
User Manual POW-LIO51 Series 9 Battery Maintenance and Care 9.1 Precautions Before Using Lithium Batteries 1. Please read and keep this manual carefully. 2. Pay attention to all warning labels on the battery; do not tear or damage warning labels. 3.
User Manual POW-LIO51 Series 4. During the charging process, the surface temperature of the battery box may increase, which is normal. Use it with confidence and avoid children's contact. 9.3 Storage Environment 1. Due to the internal resistance of lithium batteries, there will be some self-discharge over time when the battery is placed.
User Manual POW-LIO51 Series 9.4 Operating Instructions 1. When connecting, ensure that the positive and negative terminals of the lithium battery and the polarity of the device connection wires are correctly aligned. 2. In subsequent use, try to keep the battery capacity above 10%, charge it promptly, and extend the battery's cycle life.
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