Introduction
This manual provides essential information and instructions for the safe and efficient installation, operation, and maintenance of your MFUZOP 11kW Solar Hybrid Inverter with Integrated 48V 314Ah 16.07kWh LiFePO4 Battery System (Model: JC-1116). Please read this manual thoroughly before using the product and retain it for future reference.
The MFUZOP All-in-One Home Energy Storage system integrates an 11kW hybrid inverter with a 16.07kWh LiFePO4 battery, designed for residential and off-grid applications. It features a compact cube design with universal wheels for easy placement, a color touch screen for intuitive operation, and Wi-Fi connectivity for remote monitoring and control.
For a more detailed user manual, please refer to the official PDF document: User Manual (PDF).
1. Safety Notes and Warnings
Before using or installing this product, fully read and understand all applicable instructions and documentation. Save all manuals and documentation for future reference.
- Wear safety equipment and use insulated tools.
- Installation should be carried out by a professional.
- Use the appropriate size.
- Ensure that the installation follows applicable local and national electrical codes.
- Ensure that the system is properly grounded.
- Ensure that the battery is installed in a location suitable for the electronic device.
- Please keep the battery within the safe temperature range for stable operation.
- Clean the battery with a suitable cleaner (e.g., sandpaper, dry cloth) and do not use any spray cleaners, liquids, aerosols or any solvents to clean the spray paint.
- Make sure all fasteners are properly tightened.
- Do not burn, crush or puncture the battery.
- Do not place the battery in a hazardous/flammable environment where it could come into contact with corrosive chemicals or vapours.
- Do not store or install this product in radiators, collectors, cookers or enclosures that may remain overheated.
- Do not immerse the product in liquid.
- Risk of fire, explosion and burns. If electrical odour or overheating occurs, safely disconnect circuit breakers and call the fire department.
- Keep away from damaged batteries and any liquid (electrolyte) or gas (flammable) leaking from batteries. If inadvertently inhaled, evacuate the contaminated area and seek medical assistance.
- If battery leakage/fluid comes into contact with eyes or skin, flush the affected area with running water for 15 minutes and seek medical attention.
- In the event of a fire, do not use water! Use only dry powder fire extinguishers. If possible, move the battery pack to a safe place before it catches fire.
2. Setup and Installation
2.1 Shipment and Receipt
All-in-one batteries are made of lithium iron phosphate cells (LiFePO4) and are classified as Class 9 Dangerous Goods. Please be aware of the following matters regarding shipment and receipt:
- SHIPPING: All-in-one batteries should be packaged appropriately for transport in accordance with the handling and labelling rules for lithium batteries UN3480.
- RECEIVING: When receiving the all-in-one battery, please inspect it. If you find any damage to the packaging or the inside of the battery pack, take photos and videos and contact your dealer immediately.
Please keep the original box and packaging materials intact in case the all-in-one battery needs to be repacked or warranted in the future.
2.2 Preparation for Installation
Tools required for installation:
- Suitable size Phillips screwdriver / torque spanner / riveting pliers.
- Connecting the battery using cables/lugs:
- Correct cable: a cable that meets the safe current for battery pack use.
- Correct lugs: conform to battery pack installation dimensions and safe current lugs.
3.1 Unpacking and Inspection
Inspect the unit before installation. Make sure there is no damage in the package. You should receive the following items in the package:
- All-In-One Home Energy Storage
- User Manual x1
3.2 Preparatory Work (Professional Installation Recommended)
For wall-mounted installation, consider the following points:
- Use safety devices and insulated tools in accordance with applicable local and national electrical codes by a qualified person who has fully read, understands, and strictly adheres to all instructions in this manual.
- In applicable locations and environments:
- Do not install the product in harsh environments; ambient temperatures should be between 0°C and 55°C to ensure optimum operation.
- No hazardous/flammable or corrosive chemicals or vapours.
- There are no nearby heat sources such as radiators, collectors or furnaces to transfer heat to the battery or retain excess heat in the enclosure.
- No children or pets are present or likely to be present.
- Do not install the All-in-One on flammable building materials; vertical mounting on a solid wall is recommended.
- Ensure that other objects and surfaces shown at right are retained so that there is enough room for heat dissipation and enough room to remove wires.
- Mount the MFP at eye level so that the LCD display can be read at all times.
- It's properly grounded, twisted, tightened and wired.
WARNING! Requires the product to be installed with the power off and disconnected.
3. Operation
3.1 Basic Operations
To turn on the power, please press the battery switch first, then press the inverter switch.
- BATTERY ON/OFF: Press the “Battery Switch Button”, the work indicator and power indicator light up.
- Inverter ON/OFF: Press the “Inverter Switch Button”, the inverter display lights up.
- 1/2 PV ON/OFF: Turn on the PV switch and make sure the power is on and the PV cable is connected. Turn on the PV switch and the product starts PV charging. Turning the PV switch off stops the PV input.
- AC Input On/Off: Turn the AC Input switch on and make sure the power is turned on. The product starts AC charging. Turning the AC switch off stops the AC input.
- AC Output On/Off: Turn the AC Output switch on, the AC Output port is connected to an external load device and the product starts charging the external load device. Turning off the AC switch stops the AC output.
3.2 Wiring Hole Description
Ensure that the installation follows applicable local and national electrical codes.
| Label | Description |
|---|---|
| ① | PV + Positive terminal port |
| ② | PV - Positive terminal port |
| ③ | AC IN + Utility direct charge positive terminal port |
| ④ | AC IN - Direct charging positive terminal for utility power |
| ⑤ | AC IN Utility direct charging ground wire connector |
| ⑥ | AC OUT + Inverter output positive terminal port |
| ⑦ | AC OUT - Inverter Output Negative Terminal Port |
| ⑧ | AC OUT Inverter output ground wire ground port |
Additional ports include RS232, BMS/RS485, and Dry contact.
3.3 Product Overview (LED Display and Touch Screen)
The system features an intelligent LCD interface and LED indicators for easy operation and monitoring.
LED Display Description
The LED indicators provide quick status updates:
- Switching Indicator: Indicates power status.
- Operation Indicator: Shows system activity.
- Alarm Indicator: Alerts to warnings or faults.
- Reset Button: For system reset.
- Battery Indicator: Displays battery charge level.
| State of System | Event | ON/OFF | RUN | ALARM | Battery Indicator LED | Instruction |
|---|---|---|---|---|---|---|
| Power Off | Dormant | ON | ON | ON | ON ON ON ON | All LEDs turn off |
| Static State | Normal | Always On | Flash1 | ON | Based on battery indicator | Standby Status |
| Charging | Overcharge protection | Bright | Bright | ON | Bright Bright Bright Bright | If there is no utility power, the indicator is in standby mode. |
For full LED display descriptions, refer to the detailed tables in the PDF manual.
Touch Screen Display and Navigation
The product features a color touch screen for easy operation and switching between multiple pages. Compared with old-fashioned buttons, the touch screen is smoother to use and has a longer service life.
The main screen displays information including photovoltaic, utility, load, and battery status, with energy flow indicated by arrows. When power approaches its limit, the display color changes from green to red for clear visibility.
The System Setup icon allows access to various settings pages, including Battery Settings, System Operating Mode, Grid Settings, Basic Settings, Advanced Features, and Device Information.
The integrated Wi-Fi module enables real-time monitoring via a mobile app, showing power generation, consumption, energy storage, and battery status. It also provides active fault alerts and allows remote parameter configuration.
4. Specifications
Below are the key specifications for the MFUZOP JC-1116 Solar Hybrid Inverter System:
| Parameter | Value |
|---|---|
| Product Model | JC-1116 |
| Battery Type | LiFePO4 Battery 314Ah |
| Battery Capacity | 16.07kWh |
| Dimensions (L x W x H) | 580×580×643mm |
| Nominal Voltage | 51.2V |
| 25°C Cycle Life (70% SOH) | 8000 cycles |
| 45°C Cycle Life (70% SOH) | 3000 cycles |
| Screen Type | LCD |
| PV Charging Mode | MPPT |
| PV Input Power Max. | 2*7500W |
| MPPT Tracking Range | 90-500Vdc |
| Max PV Input Voltage | 500Vdc |
| Max PV Input Current | 18A/18A |
| PV Charging Current Max. | 150A |
| AC Charging Current Max. | 150A |
| Charging Current Max. | 150A |
| Input Format | L+N+PE |
| Rated Input Voltage | 220/230/240VAC |
| Voltage Range | 90-280VAC 3V (Normal Mode) / 170-280VAC 3V (UPS Mode) |
| Frequency Range | 50Hz/60Hz (Adaptive) |
| Battery Inverter Output Rated Power | 11000W |
| PV Inverter Output Rated Power | 12000W |
| Output Voltage | 220/230/240VAC ± 5% |
| Output Frequency | 50/60Hz ± 0.1% |
| Waveform | Pure sine wave |
| Switching Time (Settable) | Computer equipment 10ms, household appliances 20ms |
| Peak Power | 22000VA |
| Overload Capacity | Battery mode: 11s@105%~150% Load; 2s@150%~200% Load; 400ms@>200% Load |
| Liquid Crystal Display | Display of operating modes/loads/inputs/outputs, etc. |
| Operating Temperature | -10 ~ 50℃ |
| Operating Environment Humidity | 20% ~ 95% (no condensation) |
| Storage Temperature | -15 ~ 60℃ |
| Altitude | Should not exceed 1000m, derated above 1000m, up to 4000m, refer to IEC62040. |
| Noise Level | <50dB |
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your MFUZOP Solar Hybrid Inverter System.
- Cleaning: Clean the battery with a suitable cleaner (e.g., sandpaper, dry cloth). Do not use any spray cleaners, liquids, aerosols, or solvents to clean the spray paint.
- Temperature Management: Ensure the battery operates within its safe temperature range for stable operation. Avoid placing the unit near heat sources or in enclosed spaces that may lead to overheating.
- Fastener Check: Periodically check that all fasteners are properly tightened.
- Airflow: Ensure that the unit's airflow is not obstructed and that the ambient temperature is not too high to prevent internal component overheating.
6. Troubleshooting
This section provides information on common issues, warning codes, and fault descriptions to help diagnose and resolve problems.
6.1 Description of Faults
When the inverter enters fault mode, the red LED is always on and the LCD displays a fault code. Refer to the table below for common fault codes and their descriptions.
| Error Code | Fault Event |
|---|---|
| 01 | When the inverter is turned off, the fan is locked. |
| 02 | High temperature or poor NTC connection. |
| 03 | Battery voltage too high. |
| 04 | Battery voltage too low. |
| 05 | Output short circuit or overheating detected inside the product. |
| 06 | Output voltage too high |
| 07 | Overload timeout. |
| 08 | Bus voltage too high. |
| 09 | Bus soft start failed. |
| 51 | Excessive current or power surge. |
| 52 | Bus voltage too low. |
| 53 | Inverter soft start failed. |
| 55 | The DC voltage in the AC output too high. |
| 57 | Current sensor failed. |
| 58 | The output voltage too low. |
| 59 | PV voltage exceeds limit. |
6.2 Warning Description
The LCD displays a warning code and the inverter does not enter fault mode. These warnings indicate conditions that may require attention but are not critical failures.
| Warning Code | Warning Event | Audible Alarms |
|---|---|---|
| 01 | The fan is locked when the inverter is on. | Three beeps every second. |
| 02 | Overheating | None |
| 03 | Battery overcharging | One beep every second. |
| 04 | Low power | One beep every second. |
| 07 | Overload | One beep every 0.5 seconds. |
| 10 | Output power derate | Two beeps every 3 seconds. |
| 15 | PV low energy | Two beeps every 3 seconds |
| 16 | High AC input during bus soft start (>280VAC) | None |
| E9 | Battery balancing | None |
| 6P | Battery not connected | None |
6.3 Incident Handling
This table outlines common problems, their possible reasons, and recommended solutions.
| Problem | Explanation/Possible Reasons | How to Do |
|---|---|---|
| Product automatically switches off during start-up | Battery voltage too low (<1.91V/battery) | 1. Charge the battery 2. Replace the battery |
| No response after power on | 1. Battery voltage is too low. (<1.4V battery) 2. Internal fuse tripped. | 1. Replace the fuse. 2. Charge the battery. 3. Replace batteries. Check that the AC circuit breaker has not tripped and that the AC wiring is well connected. |
| Buzzer beeps continuously (Error code 07) | Overload error. It's time to overload the inverter by 105%. | Reduce the load on the connection by switching off some devices. |
| Buzzer beeps continuously (Error code 05) | Output short circuit. | Reduce the number of PV components or connected loads in series. |
| Buzzer beeps continuously (Error code 02) | The internal temperature of the inverter module exceeds 100°C. | Check that the unit airflow is not obstructed or that the ambient temperature is not too high. |
| Buzzer beeps continuously (Error code 03) | The battery is overcharged. | Check that the specifications and quantity of batteries meet the requirements. |
| Buzzer beeps continuously (Error code 01) | Fan failure | Replace the fan |
For a comprehensive list of incident handling, including additional error codes and solutions, please consult the full PDF user manual.
7. User Tips
- Optimize Placement: Utilize the universal wheels to position the unit in a location that maximizes solar panel exposure and minimizes cable runs, while ensuring adequate ventilation.
- Remote Monitoring: Regularly check the mobile app for real-time performance data and fault alerts to proactively manage your energy system.
- Energy Management: Take advantage of the system's ability to optimize electricity usage based on time-of-use tariffs (Peak-Valley Electricity Tariff Arbitrage) to reduce costs.
- Pure Sine Wave Benefit: The pure sine wave output is ideal for sensitive electronics. Ensure all your household appliances are connected to benefit from stable and clean power.
8. Warranty and Support
The MFUZOP 11kW Solar Hybrid Inverter with Integrated LiFePO4 Battery System comes with a 5-year warranty. For warranty claims, technical support, or service inquiries, please contact your dealer or the manufacturer directly.
Ensure you retain your purchase receipt and all packaging materials for potential warranty service.
