ESS-0.54 MW -1.11 MWh Lithium Battery Energy Storage System IP65 Protection

1. Product Overview

The 0.54 MW / 1.11 MWh Battery Energy Storage System (BESS) is a compact, high-reliability integrated energy storage solution tailored for small and medium-sized industrial and commercial projects, distributed new energy stations, microgrid systems and peak-valley arbitrage scenarios. Adopting optimized electrical architecture and standardized modular design, the system features compact footprint, flexible deployment and fast grid connection. Integrated with high-stability LFP battery cells, intelligent BMS, precise thermal management, hierarchical safety protection and intelligent monitoring system, this BESS achieves highly reliable charge-discharge operation, intelligent energy scheduling and unattended operation, perfectly matching the decentralized energy storage application demands of commercial parks, industrial factories and remote power supply areas.

2. Core Product Parameters

This energy storage system adopts mature and reliable system configuration, with stable performance, high safety redundancy and excellent cyclic durability, adapting to long-term continuous operation in various complex working conditions. The core technical parameters are shown below:

• Rated Power: 0.54 MW
• Rated Energy Capacity: 1.11 MWh
• Cell Type: High-safety long-cycle Lithium Iron Phosphate (LFP) cell
• Cooling Method: Full liquid cooling
• System Round-Trip Efficiency: ≥93%
• Protection Grade: IP65
• Operating Temperature Range: -20℃～+50℃
• Communication Protocol: CAN/RS485/TCP/IP, compatible with mainstream EMS and grid platforms
• Design Service Life: 10 years
• Cycle Life: ≥6000 cycles under standard conditions
• Operation Mode: Grid-connected / off-grid / dual-mode switchable

3. Core Product Advantages

3.1 Compact & Flexible Modular Design

With a rated power of 0.54 MW and energy capacity of 1.11 MWh, the system adopts a highly integrated modular structure, which effectively reduces equipment volume and floor space. It supports flexible on-site layout and decentralized installation, breaking the limitation of large site requirements for traditional centralized energy storage systems. The standardized pre-assembled design simplifies on-site construction and commissioning procedures, greatly shortening project delivery and grid-connected cycle.

3.2 Stable System Operation & High Efficiency

Equipped with high-consistency long-cycle LFP cells and optimized cluster energy management strategy, the system maintains high energy conversion efficiency during long-term charge and discharge cycles. Adopting professional full liquid cooling thermal management design, it ensures uniform heat dissipation and minimal temperature difference inside the system, effectively reducing energy loss, guaranteeing balanced operation of each battery cluster, and preventing abnormal states such as local overcharge, overdischarge and overheating. This design greatly improves the overall operational stability, consistency and long-term service life of the energy storage system.

3.3 Multi-Level Safety Protection

The system builds a comprehensive whole-process safety protection mechanism, including cell-level voltage and temperature monitoring, module-level overcurrent and short-circuit protection, and system-level fire suppression and over-temperature protection. Equipped with smoke detection, temperature sensing, gas monitoring and automatic fire-extinguishing linkage functions, it can realize real-time fault early warning, automatic risk isolation and emergency disposal. The whole machine meets industrial outdoor safety standards, adapting to high temperature, low temperature, humidity and other harsh working environments.

3.4 Intelligent unattended Operation & Low O&M Cost

Supported by cloud intelligent monitoring platform and local EMS control system, the BESS realizes real-time data monitoring, automatic energy scheduling, remote fault diagnosis and intelligent early warning. It supports automatic peak shaving and valley filling, demand response and other intelligent operation strategies, realizing unattended daily operation. The simplified system structure reduces manual maintenance workload and long-term operation and maintenance costs, bringing stable and continuous economic benefits for users.

4. Application Scenarios

The 0.54 MW / 1.11 MWh energy storage system is highly adaptable and widely used in medium and small-scale energy storage scenarios, with strong scene compatibility:

• Industrial & Commercial Energy Storage: Realizes electricity price arbitrage, peak load shifting and demand charge reduction, effectively reducing industrial and commercial power consumption costs.
• Distributed New Energy Storage: Matches rooftop photovoltaic and small-scale wind power systems, smooths power generation fluctuations, improves new energy consumption rate, and solves grid connection instability problems.
• Microgrid System: Serves as core energy storage equipment for industrial park microgrids, island microgrids and remote area power supply systems, ensuring stable and reliable power supply.
• Emergency Backup Power: Provides uninterrupted emergency power support for factories, commercial buildings and key equipment to avoid economic losses caused by power outages.
• Grid Auxiliary Service: Assists power grid in peak regulation and frequency modulation, stabilizes local grid voltage, and improves regional power supply quality.