LFP energy storage system CBES

containerizedoff-gridair-cooled

Overview
The air‑cooled integrated PV‑storage hybrid off‑grid cabinet adopts a DC‑coupled PV‑storage architecture, supporting multi‑channel photovoltaic inputs and various PV‑storage operating strategies. Its modular integrated design enables parallel operation of multiple cabinets and rapid capacity expansion. Seamless switching between grid‑connected and off‑grid modes allows flexible adaptation to scenarios such as peak shaving and valley filling, demand response, backup power and microgrid deployments.

Application Scenarios

• Peak shaving and valley filling
• Dynamic capacity expansion
• Demand‑side response
• Backup power
• Microgrid

Battery Quick Facts

• Battery type: Lithium Iron Phosphate (LFP)
• Cell specification: 3.2 V / 280 Ah
• Operating temperature range: -30℃ to +55℃
• Cooling method: Air cooling
• Standards: GB/T36276, GB/T34120, GB/T34131, IEC62619, IEC62477, IEC61000

Key Features

• Safety assurance and system integration
  
  • Multi‑level linked fire protection for effective suppression and prevention of re‑ignition.
  • Supports linkage with BMS, EMS and fire protection systems for closed‑loop safety management across the entire installation.
• Energy management and operation modes
  
  • Integrated grid‑connected and off‑grid design to accommodate diverse power input requirements.
  • Seamless switching between grid and off‑grid modes with switching time ≤ 20 ms to ensure uninterrupted power for critical loads.
  • Intelligent mode switching to support multiple photovoltaic‑storage operation scenarios based on demand.
  • DC coupling architecture supporting multiple PV inputs to enhance energy utilization efficiency.
• Modular design and easy deployment
  
  • Modular integrated construction allows flexible parallel connection for scalable power capacities.
  • Supports modular online maintenance and simple replacement to improve operational uptime.
  • Plug‑and‑play configuration requires minimal on‑site installation for rapid deployment and reduced construction costs.
• Intelligent operation and full lifecycle management
  
  • Supports OTA remote upgrades, app‑based maintenance and cloud‑edge collaborative management.
  • Provides lifecycle fault diagnosis, health evaluation and early warning for long‑term stable operation.

Industry Applications

• Energy storage solutions
• Backup power systems
• Microgrids and distributed generation

Specifications (summary)
Model: CBES‑50kW/229kWh | CBES‑105kW/229kWh | CBES‑50kW/215kWh | CBES‑105kW/215kWh
Cell type: LFP 3.2V/280Ah | LFP 3.2V/280Ah | LFP 3.2V/280Ah | LFP 3.2V/280Ah
Rated energy: 229 kWh | 229 kWh | 215 kWh | 215 kWh
Dimension (W×D×H): 1700×1260×2300 mm | 1700×1260×2300 mm | 1700×1260×2300 mm | 1700×1260×2300 mm
Weight: 2.6 t | 2.6 t | 2.5 t | 2.5 t
Operating temperature: -30℃ ~ +55℃ | -30℃ ~ +55℃ | -30℃ ~ +55℃ | -30℃ ~ +55℃
Relative humidity: 0 ~ 95% | 0 ~ 95% | 0 ~ 95% | 0 ~ 95%
Cooling method: Air cooling | Air cooling | Air cooling | Air cooling
Fire suppression: Aerosol fire suppression | Aerosol fire suppression | Aerosol fire suppression | Aerosol fire suppression
Communication interface: Ethernet | Ethernet | Ethernet | Ethernet
Communication protocol: Modbus TCP/IP | Modbus TCP/IP | Modbus TCP/IP | Modbus TCP/IP
Standards: GB/T36276, GB/T34120, GB/T34131, IEC62619, IEC62477, IEC61000 | GB/T36276, GB/T34120, GB/T34131, IEC62619, IEC62477, IEC61000 | GB/T36276, GB/T34120, GB/T34131, IEC62619, IEC62477, IEC61000 | GB/T36276, GB/T34120, GB/T34131, IEC62619, IEC62477, IEC61000

Technical specifications

• Series name: CBES
• Battery chemistry: Lithium Iron Phosphate (LFP), cell spec 3.2V/280Ah
• Available nominal configurations: 229 kWh and 215 kWh variants (models listed above)
• Cabinet dimensions (per unit): 1700 × 1260 × 2300 mm
• Unit weight: approx. 2.5–2.6 t depending on model
• Operating temperature: -30℃ to +55℃
• Relative humidity tolerance: 0–95%
• Cooling: Air‑cooled design
• Fire suppression: Aerosol fire suppression system
• Communication: Ethernet interface, Modbus TCP/IP protocol
• Key standards: GB/T36276, GB/T34120, GB/T34131, IEC62619, IEC62477, IEC61000