1. परिचय
This manual provides essential information for the safe and efficient operation of your LVYUAN 51.2V 100Ah LiFePO4 Lithium Ion Battery. This high-performance battery is designed for various applications, including solar power systems, RVs, and camping vehicles, offering reliable and long-lasting energy storage. Please read this manual thoroughly before installation and use to ensure proper functionality and safety.

Image 1.1: LVYUAN 51.2V 100Ah LiFePO4 Lithium Ion Battery.
2. सुरक्षा जानकारी
Your LVYUAN LiFePO4 battery incorporates advanced safety features. Adherence to the following guidelines is crucial for preventing damage, injury, or fire.
- स्थापना: Ensure all connections are secure and correctly polarized. Incorrect wiring can cause severe damage.
- वातावरण: Operate the battery within the specified temperature ranges. Avoid exposure to extreme heat, direct sunlight, or freezing conditions.
- ह्यान्डलिङ: The battery is heavy (approx. 45.5kg). Use appropriate lifting techniques or equipment during installation.
- भेन्टिलेसन: While LiFePO4 batteries are generally safe, ensure adequate ventilation around the battery to prevent heat buildup.
- संरक्षण: The integrated Battery Management System (BMS) provides protection against overcharge, over-discharge, overcurrent, short circuits, and high temperatures. Do not attempt to bypass or modify the BMS.
- प्रमाणपत्रहरू: This product complies with international safety standards including IECEE CB, IEC 62619:2022 (TÜV-SÜD), CE, and RoHS.

Image 2.1: Internal and external safety features, including specialized terminals and a protective switch.
3. उत्पादन समाप्तview
१.१ मुख्य विशेषताहरू
- High-Quality EVE Grade-A Cells: Utilizes premium EVE battery cells, certified for safety and reliability, ensuring stable output and high energy density.
- विस्तारित चक्र जीवन: Offers over 6000 charge/discharge cycles (at 0.2C-80%DOD), providing a lifespan of 10 years or more.
- एकीकृत BMS: Advanced Battery Management System protects against overcharge, over-discharge, overcurrent, short circuits, and temperature extremes.
- LCD टच डिस्प्ले: ब्याट्री भोल्युमको वास्तविक-समय निगरानीtage, वर्तमान, तापक्रम, र चार्जको अवस्था (SOC)।
- बहु सञ्चार इन्टरफेसहरू: Equipped with RS485, RS232, and CAN ports for external data communication and management.
- स्केलेबल डिजाइन: Supports parallel connection of up to 16 units, allowing for a total energy storage capacity of over 80kWh.
- कम्प्याक्ट र हल्का वजन: Slim, rack-mountable design optimizes space utilization.
- Triple Protection Structure: Beyond electronic control, the product design includes double terminal structure, current equalization during charging, and heat suppression for enhanced safety.

छवि 3.1: समाप्तview मुख्य सुविधाहरू र घटकहरूको।
3.2 अवयवहरू
प्याकेज समावेश:
- LVYUAN 51.2V 100Ah LiFePO4 Battery Unit
- Battery Connection Cables (AWG6) x 2
- Communication Cables (3 types)
- उपयोगकर्ता पुस्तिका (यो कागजात)
4. सेटअप र स्थापना
Proper installation is critical for the battery's performance and safety. Follow these steps carefully.
4.1 अनप्याकिंग र निरीक्षण
- ब्याट्रीलाई यसको प्याकेजिङबाट सावधानीपूर्वक हटाउनुहोस्।
- ब्याट्रीमा देखिने कुनै क्षति छ कि छैन भनेर जाँच गर्नुहोस्। यदि क्षति फेला पर्यो भने, स्थापनाको काम अगाडि नबढाउनुहोस् र ग्राहक समर्थनलाई सम्पर्क गर्नुहोस्।
- सबै समावेश गरिएका कम्पोनेन्टहरू उपस्थित छन् भनी प्रमाणित गर्नुहोस्।
4.2 नियुक्ति
- Install the battery indoors, in a dry, well-ventilated area.
- Ensure the ambient temperature is within the recommended storage range of -10°C to 30°C.
- The rack-mount design allows for stacking multiple units to save space. Ensure the mounting surface is stable and can support the combined weight.

छवि ५.२: उदाहरणample of stacked battery installation in an RV.
४ विद्युतीय जडानहरू
- एकल ब्याट्री जडान: Connect the positive (+) terminal of the battery to the positive input of your inverter/charger or load, and the negative (-) terminal to the negative input. Use the provided AWG6 battery cables.
- Parallel Connection (up to 16 units): For increased capacity, multiple batteries can be connected in parallel. Ensure all batteries are of the same model and have similar State of Charge (SOC) before connecting. Connect positive terminals together and negative terminals together. Refer to the system diagram for proper parallel wiring.
- सञ्चार जडान: Use the provided communication cables to connect the battery to compatible inverters or monitoring systems via RS485, RS232, or CAN ports.

छवि ५.२: उदाहरणample of a LVYUAN solar power system setup.

Image 4.3: Parallel expansion capability up to 16 units.
4.4 App Connection (PACEEX)
- Download the "PACEEX" app from the Apple App Store or Google Play.
- ब्याट्री सक्रिय छ भनेर सुनिश्चित गर्नुहोस्।
- Open the app and select "Local control" (for Bluetooth) or configure Wi-Fi remote control.
- The app will automatically search for and pair with the battery.

Image 4.4: PACEEX app for battery monitoring and control.
5. सञ्चालन निर्देशनहरू
२ पावर अन/अफ गर्दै
- To power on, press the power button on the front panel. The LCD display will illuminate.
- पावर अफ गर्न, डिस्प्ले बन्द नभएसम्म पावर बटन थिचिराख्नुहोस्।
३.१ LCD डिस्प्ले सञ्चालन
The integrated LCD touch display provides real-time information about the battery's status.
- मुख्य स्क्रिन: Displays key information such as State of Charge (SOC), voltage, वर्तमान, र तापमान।
- ब्याट्री जानकारी: Access detailed cell voltage and temperature readings.
- BMS स्थिति: View active protection functions (e.g., overvoltagई, undervoltage, overcurrent, short circuit, over-temperature).
- Navigate through menus using the touch interface.

Image 5.1: Multi-monitor display for comprehensive battery information.
५.२ चार्जिङ र डिस्चार्जिङ
- Ensure your charger or inverter is compatible with LiFePO4 batteries and set to the correct voltage (58.4V for charging).
- The BMS will manage charging and discharging within safe limits.
- Optimal operating temperature for charging is 0°C to 45°C, and for discharging is -20°C to 55°C.
6. मर्मतसम्भार
Regular maintenance ensures the longevity and optimal performance of your battery.
- सरसफाई: ब्याट्री टर्मिनलहरू राख्नुहोस् र casing clean and free from dust or debris. Use a dry cloth for cleaning.
- जडानहरू: सबै विद्युतीय जडानहरू कडा र क्षरणमुक्त छन् भनी सुनिश्चित गर्न समय-समयमा जाँच गर्नुहोस्।
- तापक्रम निगरानी: While the BMS protects against extreme temperatures, avoid prolonged operation at the edges of the specified temperature range.
- भण्डारण: If storing the battery for an extended period, ensure it is charged to approximately 50% SOC and stored in a cool, dry place within the -10°C to 30°C range.

Image 6.1: Operating temperature ranges for the battery.
T. समस्या निवारण
यो खण्डले तपाईंले सामना गर्न सक्ने सामान्य समस्याहरूलाई सम्बोधन गर्दछ।
7.1 साझा मुद्दा र समाधान
- ब्याट्री सक्रिय नभएको:
- Check if the power button was pressed correctly.
- ब्याट्री टर्मिनलहरू सुरक्षित रूपमा जडान गरिएको सुनिश्चित गर्नुहोस्।
- ब्याट्री पर्याप्त चार्ज भएको प्रमाणित गर्नुहोस्।
- No Charge/Discharge:
- Check all cable connections between the battery, charger/inverter, and load.
- Inspect the LCD display or app for any active BMS protection warnings (e.g., overvoltagई, undervoltage, overcurrent, over-temperature). Address the cause of the warning.
- Ensure the charger/inverter settings are correct for a 51.2V LiFePO4 battery.
- सञ्चार त्रुटि:
- Verify communication cables are correctly connected to the appropriate ports (RS485, RS232, CAN).
- Check the settings on your external monitoring device or inverter for correct communication protocol.
- For app connection, ensure Bluetooth/Wi-Fi is enabled and the app is correctly paired.
- असामान्य आवाज वा गन्ध:
- Immediately disconnect the battery from all loads and chargers.
- Move the battery to a safe, well-ventilated area.
- Contact customer support immediately. Do not attempt to use or repair the battery.
If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact LVYUAN customer support.
8. निर्दिष्टीकरणहरू
| प्यारामिटर | मूल्य |
|---|---|
| मोडेल | LV-51.2V100AH-PX (JHXNY-51.2V100AH-JJ) |
| ब्याट्री प्रकार | LiFePO4 (लिथियम फलाम फास्फेट) |
| भोल्युम रेटेडtage | 51.2V |
| ऊर्जा क्षमता | २९४४Wh (३kWh) |
| मूल्याङ्कन क्षमता | 100Ah |
| अधिकतम निरन्तर डिस्चार्ज वर्तमान | 100A (1C) |
| मूल्याङ्कन गरिएको चार्ज वर्तमान | 50A (0.5C) |
| मूल्याङ्कन शुल्क भोल्युमtage | २१V ± ०.०V |
| साइकल जीवन | ≥6000 cycles (0.2C-80%DOD) |
| सञ्चालन तापक्रम (चार्जिङ) | 0°C देखि 45°C |
| सञ्चालन तापक्रम (डिस्चार्जिङ) | -20°C देखि 55°C |
| भण्डारण तापमान | -10°C देखि 30°C |
| आयाम (H x W x D) | 140mm x 460mm x 440mm |
| वजन | Approx. 45.5kg ± 2kg |
| टर्मिनल आकार | M8 |
| Max Parallel Units | 16 |
| स्थापना स्थान | भित्री |
| प्रमाणपत्रहरू | IECEE CB / IEC 62619:2022 (TÜV-SÜD) No.: B 098952 0027 Rev. 00 / CE / RoHS |

छवि ९.१: उत्पादन विशिष्टता र आयामहरू।
9. वारेन्टी र समर्थन
9.1 वारेन्टी जानकारी
The LVYUAN 51.2V 100Ah LiFePO4 Lithium Ion Battery comes with a १ वर्षको वारेन्टी. This warranty covers defects in materials and workmanship under normal use and service. For detailed warranty terms and conditions, please contact LVYUAN customer support.
9.2 ग्राहक समर्थन
For any questions, technical assistance, or warranty claims, please contact LVYUAN customer support. Refer to your purchase documentation or the official LVYUAN webसम्पर्क विवरण को लागी साइट।