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48V Rack Mount LiFePO4 Lithium Battery from China Suppliers - Modular & Space-Saving Energy Storage Factory
Product features
Self-designed BMS, every battery module is equipped with a standalone one.
Top brand Grade A LiFePO4 battery cells, prismatic, top class safety.
Compatible with multi-brand storage inverters.
Powerful parallel capacity, up to 16 parallels.
Long cycle life energy storage battery (6000 times).
Flexible installation, supporting rack-mounted, stackable, wall-mounted. Time and cost saving.
Certification of IEC62619, UN38.3, CEC approved etc.
Technical Description
| MODEL | Crius 4850 | Crius 48100 | Crius 48150 | Crius 48200 | Crius 48280 | Crius 48300 |
|---|---|---|---|---|---|---|
| Battery Type | LiFePO4 (lithium iron phosphate battery) | |||||
| Nominal Capacity | 50Ah | 100Ah | 150Ah | 200Ah | 280Ah | 300Ah |
| Nominal Voltage | 51.2V | |||||
| Total Energy | 2560Wh | 5120Wh | 7680Wh | 10240Wh | 14336Wh | 15360Wh |
| Charge Cut-off Voltage | 57.6V | |||||
| Discharge Cut-off Voltage | 40V | |||||
| Charge Current | 50A max | 100A max | 150A max | 200A max | 150A max | 150A max |
| Discharge Current | 50A max | 100A max | 150A max | 200A max | 150A max | 150A max |
| Communication Mode | RS485, CAN | |||||
| Ingress Protection | IP20 | |||||
| Scalability | max 16pcs in parallel | |||||
| Lifespan (80% DOD) | ≥6000 cycles, 25°C | |||||
| Compatible Inverters | Goodwe, Victron, SMA, Kosta, Fronius, Solis, Growatt, Sofar, Deye, Solar Ark, Outtback, Voltronic, Pylontech optional, more brands will be announced | |||||
| Working Environment | -20°C-60°C, < 95% RH | |||||
| Storage Environment | -20°C〜50°C, < 95% RH | |||||
| Operating Altitude | <2000m | |||||
| Design Life | 15 years | |||||
| Warranty Period | 5 years, 10years optional | |||||
Tips About Lithium Battery
# How to set the communication between lithium battery and solar inverter?
Setting up communication between a lithium battery and a solar inverter involves several steps to ensure compatibility and efficient energy management. Here’s a general guide to help you through the process:
1. Check Compatibility
Ensure that the lithium battery and the solar inverter are compatible with each other. Check their specifications and confirm they support the same communication protocols.
2. Identify Communication Protocols
Lithium batteries and solar inverters often use specific communication protocols such as:
RS485/RS232
CAN Bus
Modbus
Ethernet
Refer to the user manuals of both devices to determine which protocol is supported.
3. Gather Necessary Cables and Connectors
Depending on the communication protocol, you will need appropriate cables and connectors. For example:
RS485 typically uses twisted pair cables.
CAN Bus uses specific CAN cables.
Ethernet uses standard Ethernet cables.
4. Configure Communication Settings
Both the battery and the inverter need to be configured to communicate with each other. This involves setting the same baud rate, data bits, parity, and stop bits. Follow these steps:
a. Battery Configuration
a. Battery Configuration
Access the battery’s configuration menu via its display or management software.
Set the communication parameters (e.g., baud rate, CAN ID) as specified in the manual.
b. Inverter Configuration
Access the inverter’s configuration menu.
Match the communication settings to those of the battery.
5. Connect the Devices
Physically connect the battery to the inverter using the appropriate communication cable. Ensure secure and correct connections to avoid any data transmission errors.
6. Test Communication
After connecting, test the communication:
Check the inverter’s display or monitoring software to see if it is receiving data from the battery.
Ensure that battery parameters like state of charge (SOC), voltage, and current are correctly displayed on the inverter.
7. Monitor and Troubleshoot
Regularly monitor the communication status.
If issues arise, refer to the troubleshooting sections of the user manuals for both devices.
Ensure firmware is up-to-date on both the inverter and the battery management system (BMS).
Example Steps for RS485 Communication:
1. Connect RS485 Cable: Connect the RS485 communication port of the battery to the RS485 port of the inverter.
2. Set Parameters:
2. Set Parameters:
Battery: Set the RS485 baud rate, device address, and other parameters via the battery’s display or BMS software.
Inverter: Enter the inverter’s settings menu and set the corresponding RS485 parameters to match the battery.
3. Test Connection: Verify the inverter is reading data from the battery.
Example Steps for CAN Bus Communication:
1. Connect CAN Bus Cable: Connect the CAN Bus port of the battery to the CAN Bus port of the inverter.
2. Set Parameters:
2. Set Parameters:
Battery: Configure the CAN Bus settings via the BMS software or display.
Inverter: Enter the inverter’s settings and set the corresponding CAN Bus parameters.
3. Test Connection: Ensure the inverter is receiving the correct data from the battery.
Additional Tips
Following these steps will help you establish efficient communication between your lithium battery and solar inverter, ensuring optimal energy management and system performance.
Frequently Asked Questions (FAQ)
What type of battery cells are used in the Crius series?
The Crius series energy storage batteries use top brand Grade A LiFePO4 (lithium iron phosphate) battery cells. These prismatic cells deliver top-class safety and performance.
How many Crius battery modules can be connected in parallel?
The Crius series features powerful parallel scalability, allowing you to connect up to 16 battery modules in parallel to expand your total energy capacity.
Which solar inverter brands are compatible with the Crius battery?
The battery is compatible with multi-brand storage inverters, including Goodwe, Victron, SMA, Kosta, Fronius, Solis, Growatt, Sofar, Deye, Solar Ark, Outtback, Voltronic, and Pylontech (optional), with more brands to be announced.
What is the lifespan and design life of the Crius battery?
The battery has a long cycle life of ≥6000 cycles (at 80% DOD, 25°C), with an engineered design life of 15 years. It comes with a standard 5-year warranty, with a 10-year option available.
How does the Battery Management System (BMS) work in this system?
Every single Crius battery module is equipped with a standalone, self-designed Battery Management System (BMS) that monitors and protects the cells individually to ensure optimal safety and performance.
What are the installation options for the Crius series?
The Crius series offers flexible installation options to save you time and cost. It supports rack-mounted, stackable, and wall-mounted setups depending on your space requirements.