DETAILED DESCRIPTION

Advanced All-in-One Energy Storage Solution

The SJ-BESS-100P-232L is a compact and highly integrated outdoor energy storage cabinet specifically designed for commercial and industrial applications.

The system integrates:

• 100kW PCS (Power Conversion System)
• 232.96kWh High Voltage LiFePO₄ Battery Pack
• Intelligent EMS Monitoring Platform
• Liquid Cooling Thermal Management
• Two-Level Fire Protection System
• Smart BMS Battery Management System

into one compact cabinet structure for simplified installation and efficient operation.

High Voltage LiFePO₄ Battery Technology

The system adopts premium LFP (LiFePO₄) battery cells with:

• High thermal stability
• Long cycle life
• High energy density
• Excellent safety performance

Battery configuration:

• 314Ah battery cells
• 52S1P module series connection
• 5S parallel connection
• Nominal voltage: 832V
• Voltage range: 728V – 936V

The intelligent BMS continuously monitors battery voltage, current, temperature, SOC, and SOH to ensure maximum operational safety and reliability.

High Efficiency 100kW PCS

The integrated PCS supports:

• Bidirectional energy conversion
• On-grid and off-grid operation
• Fast switching capability
• Stable power output
• High conversion efficiency

Key PCS specifications:

• Rated Power: 100kW
• Rated Voltage: 680Vac
• Rated Current: 180A
• Frequency: 50/60Hz
• THDi: <3%
• Transfer Time: ≤20ms
• Power Factor: -0.99 ~ +0.99

The system is suitable for peak shaving, demand response, backup power, and renewable energy applications.

Intelligent EMS Remote Monitoring

The built-in EMS system supports:

• Remote monitoring and diagnostics
• Data collection and analysis
• Intelligent energy scheduling
• Peak shaving management
• Anti-backflow control
• Power optimization

Communication protocols include:

• Modbus RTU
• Modbus TCP
• IEC104
• MQTT

allowing seamless integration with third-party SCADA and cloud platforms.

Advanced Liquid Cooling Technology

The liquid cooling system provides:

• Precise temperature control
• Uniform thermal distribution
• Improved charging/discharging performance
• Extended battery lifespan
• Reduced system energy consumption

Compared with traditional air cooling systems, liquid cooling significantly improves thermal efficiency and operational stability.

Intelligent Fire Protection System

The cabinet integrates a two-level fire protection system with:

• Early fire detection
• Automatic alarm response
• Aerosol + HFC-227ea fire suppression
• Optional PERFLUORO fire protection solution

ensuring maximum operational safety for industrial environments.

PV INPUT SPECIFICATION

The integrated MPPT system supports direct photovoltaic connection with:

• Max PV Input Voltage: 950V
• Max PV Input Power: 100kW
• 4 MPPT Channels
• MPPT Voltage Range: 200V – 850V
• MPPT Efficiency: 99%

The system is ideal for solar + storage hybrid energy applications.

SYSTEM SPECIFICATIONS