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Summary of Contents for Weco 4K8T
- Page 1 Lithium Battery Model: 4K8T 48V 100Ah User Manual...
- Page 2 Without consent of the Company, no unit or individual may excerpt or duplicate the document in part of in whole, or disseminate any content in any way. Trade mark Gazette and other trademarks of WeCo SRL, and all other trademarks or registered trademarks as referred to herein belong to their respective owners. Declaration The Manual covers the detailed specification of lithium iron phosphate battery pack;...
- Page 3 Only trained professionals are allowed to install, operate and maintain the equipment, and WeCo assumes no responsibility for losses arising from violating the general safety operation requirement or violating the safety standard for equipment design, production and use.
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Page 4: Table Of Contents
目 录 Content 产品介绍 Product Introduction ................6 技术规格 Technical Specification ................8 2.1 电池组规格参数 Specification Parameters of Battery Pack ........ 8 2.2 指示灯说明 Indicator Instruction ..............9 2.2.1 容量指示 Capacity Indicator ..............9 2.2.2 状态指示 Status Indicator ..............9 2.2.3 LED 闪动说明... - Page 5 注意事项 Precautions ................... 15 3.1 安装注意事项 Installation Precautions ............15 3.2 操作注意事项 Operation Precautions ............16 3.3 维护注意事项 Maintenance Precautions ............16 3.4 常见问题分析及解决方法 FAQ and Troubleshooting ........17 3.4.1 欠压告警 Undervoltage Alarm ............. 17 3.4.2 放电过流保护 Overcurrent Discharging Protection ........ 17 3.4.3 温度保护...
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Page 6: 产品介绍 Product Introduction
1. Product Introduction The integrated lithium iron phosphate battery pack for communication use consists of lithium module and battery management system. High-performance battery management system (BMS), which have functions such as overcharging, over-discharging, over-current, over-temperature, under- temperature short-circuits protection and 20A current limitation, as well as RS232 and RS485 communication ports, could communicate with computers, read parameters of battery pack and monitor status of battery pack in real time. - Page 7 All functions are introduced as follows: （1） Instruction on indicator when charging battery 4 capacity indicators (CAPACITY) will display according to current battery capacity; ⚫ The run indicator (RUN) will flash every other 1S ⚫ When 4 capacity indicators of battery are normally on and RUN light is off, the battery is fully ⚫...
- Page 8 and 4 shows the most significant bit. When dialing to the upper side, each bit means 1; when dialing to the lower side, each bit means 0. （5） RS232 Monitoring Port RS232 serial communication is adopted to upload data of battery system; RS232 serial port could realize centralized background monitoring on the battery system, and transmit the battery system working status, alarm information, etc.
- Page 9 5) Forcibly shut down through the host computer software. Before entering sleep, make sure that there is no charger connected, otherwise it will not be able to enter low power consumption mode. Wake up When the system is in low-power mode and meets any of the following conditions, the system will exit the low-power mode and enter the normal operation mode: 1) When the charger is connected, the output voltage of the charger must be greater than 48V.
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Page 10: 电池组规格参数 Specification Parameters Of Battery Pack
2. Technical Parameters 2.1 Specification Parameters of Battery Pack Nominal Voltage Nominal capacity 100Ah Structural dimension of battery pack 440*480*134mm W×D×H(mm) Weight Around 42kg Delivery voltage 49.2V-50.2V Discharging cut-off voltage 37.5 V Charging voltage 54.75V Monitoring communication RS232、double RS485 communication port Charging current limitation 0～20A（the limit current function is closable）... -
Page 11: 指示灯说明 Indicator Instruction
2.2 Indicator Instruction 2.2.1 Capacity Indicator LED Capacity Indicator Capacity Status ● ● ● ● LED1 LED2 LED3 LED4 0~25% Light on Light off Light off Light off 25~50% Light on Light on Light off Light off 50~75% Light on Light on Light on Light off... - Page 12 Flash 1 0.25S 3.75S Flash 2 0.5S 0.5S Flash 3 0.5S 1.5S Remark: Make or prohibit LED indicator alarms by host computer, and the factory default is to make it alarm. 2.3 Installation Precautions (1) Unpack prior to installation to check the quantity of the parts and battery appearance; (2) Handle the battery gently during handling and placement to prevent it from dropping or being impacted.
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Page 13: 安装指导 Installation Guide
(5) Check the anode and cathode of the battery prior to wiring; and do not connect reversely the anode and cathode terminals; (6) Wear protective gloves during battery connection. When using such metal tools as torque wrench, please perform insulating packaging for them and the two ends of the metal tools such as torque wrench shall not contact the positive and negative terminals of the battery at the same time to avoid battery short-circuit;... - Page 14 Open the packaging case, take out battery and accessory hangers, and install the hangers to the battery pack. Fasten the battery pack to 19 inch rack with accessory hanger bolts. The set accessory hangers and the hanger bolts are not included with the battery and can be used with the M5*15 screw.
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Page 15: 电池组并联 Battery Pack In Parallel
The process of connection is shown as follow: A air switch isolation is set in the battery as follows: A overcurrent and disconnection protection device that isolates both positive and negative conductors simultaneously must be installed between the battery and the inverter. 2.4.3 Battery pack in Parallel Connect the positive pole of battery pack to the positive pole bus-bar with 16 square red cable, and connect the negative pole of battery pack to the negative pole bas-bar with 16 square black... -
Page 16: 启动系统 Start-Up System
2.4.4 Start-up System After completing the battery installation, ensure the battery to be in the close state; and the battery may be charged or discharged only after the system is started up. 2.4.5 Communication Port Connection Connect RS232 or RS485 communication port to client’s computer or remote monitoring equipment with the line of communication. - Page 17 2.5.3 Charging (1) Correctly set battery parameters according to the following parameter table; 序号 ITEM VALUE Alarm 54（V） Total charging voltage Protection 54.75（V） Release 51（V） Alarm 3.65V Cell charging voltage Protection 3.75V Release 3.40V Alarm 40.5（V） Total discharging voltage Protection 37.5（V）...
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Page 18: 监控通信 Monitoring And Communication
序号 ITEM VALUE Alarm 95℃ MOS high temperature Protection 115℃ Release 85℃ (2) Maximum charging current is 100A. And 0.2C charging is recommended. (3)Charging temperature ranges is 0~50℃；humidity＜95%。 2.5.4 Discharging (1) Inset load to discharge the battery normally (2) Battery’s maximum discharging current is 100A (3) Battery’s minimum discharging cut-off voltage is 37.5V 2.6 Monitoring and Communication It is equipped with RS232 interface communicating with upper computer and RS485 interface... -
Page 19: 监控页面 Monitoring Page
capacity alarm, battery pack temperature/voltage/invalid current sensor alarm, invalid battery alarm (optional-only alarm without cutting off when monomer voltage difference is too high and exceeds the limit), invalid battery pack alarm (optional); Tele-control: Charge/discharge (optional), turning off the alarm voice, smart charging by interval, current limiting charging method;... -
Page 20: 维护注意事项 Maintenance Precautions
(2) Do not let any sharp part of tool touch the battery box surface and scratch or damage the battery box; (3) Do not change the parameter setting in battery management system; (4) Do not sprinkle any fluid or powder on the product; 3.2 Maintenance Precautions Our lithium iron phosphate battery pack, characterized by low self-discharge rate, floating charge resistance and long using life, is free from maintenance. -
Page 21: 常见问题分析及解决方法 Faq And Troubleshooting
If not, please contact the manufacturer. Do not open the battery pack box without permission. When multiple battery packs are applied in parallel and one of those malfunctions and needs ⚫ to be replaced, please ensure the voltage difference between the battery voltage of the alternative battery pack and that of other parallel battery pack is less than 2V;... -
Page 22: 包装、运输、存储 Packaging, Transportation And Storage
of the battery is 0V. Cause analysis: The battery is not activated or the battery management system is abnormal. Troubleshooting: Activate the battery or press the “RST” bottom on the battery board to reset the battery when it is in active state. If there is still no voltage output, please contact the technicians of the manufacturer for troubleshooting. -
Page 23: 环境条件 Ambient Conditions
4.4 Ambient Conditions (1) Temperature Working temperature range: -20℃~65℃（Discharge）/0℃~50℃（Charge）; Storage and transportation temperature range: -10℃~50℃; Under -20℃~25℃， it can be stored for 12 months; -20℃~40℃, 3 months; -20℃~50℃, 7 days (2) Humidity Relative storage and transportation humidity range: ≤95%; Relative working humidity range: ≤95%; (3) Atmosphere pressure Atmosphere pressure range: 70KPa ~106KPa.
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