241kwh Lithium Ion Energy Storage Solution Industrial and Commercial Grade Liquid Cooling System Hospital Backup Power IP54 Protection

Customization: Available
Nominal Voltage: 2.4V ~ 1000V
Warranty: 2 Years+

Product Description

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Overview - Basic Information

Model NO.
241Kwh
Nominal Capacity
241kwh
Cycle Life
3000~20000
Chemistry
LFP Lto
Operational Temp
-40℃-70℃
Change/Discharge Rate
0.5c~20c
Transport Package
on Pallets
Specification
kWh
Origin
China

Inspection Service

Energy Storage Solution Inspection
In-Process Energy Inspections
Pre-Shipment Checks

Product Description

Industrial and Commercial Grade Liquid Cooling System

System Introduction

The liquid-cooled energy storage battery system has a capacity of 241kWh. The battery system includes the battery pack, liquid cooling unit, BMS, and fire protection system. The entire system is connected to 220V AC power.

Category Technical Parameters
Basic parametersCell type3.2V/314Ah, LFP
System rated capacity241kWh
Battery grouping5*1P48S
System voltage660~864V
Charge-discharge rate≤0.5P
Battery efficiency≥ 94% (excluding AC auxiliary power)
Operating temperature rangeDischarge: -20~55°C; Charging: 0~55°C
Fire fighting methodAerosol fire protection
Communication modeCAN, RS485, Modbus-TCP, LAN
Cooling methodLiquid cooling
Protection levelIP54
Anti-corrosion gradeC4
Weight2.4t
Dimensions (W*D*H)1000*1350*2065 mm (without ring)
Humidity range0~95% (non-condensing)
Highest working altitude5000m (>3000m degraded)
AuthenticationGB_T 36276-2023, UN38.3, IEC62619

System Configuration - Battery Pack

Schematic diagram of the appearance of PACK
Schematic diagram of the appearance of PACK
No. Name 1P48S 314Ah Specifications
1Cell typeLFP
2Charging rate≤0.5P
3Discharge rate≤0.5P
4Composition1P48S
5Nominal capacity314Ah
6Nominal energy48.2304kWh
7Nominal voltage153.6V
8Operating voltage range129.6~172.8V
9Voltage acquisitionFull Acquisition + Total Positive/Total Negative
10Temperature acquisition10K/B value 3435
11Maximum operating temperature rangeCharging 0°C~55°C; Discharge -30°C~55°C
12Optimum operating temperature25ºC±2ºC
13Transport and storage temperature-20°C~45°C (1 month); -20°C~25°C (6 months)
14Insulation performance≥ 500MΩ@2500VDC
15Withstand voltageLeakage current ≤ 1mA @4500VDC
16IP rating≥IP67
17Product weight310kg
18Dimensions (W*D*H)790±2mm × 1132±2mm × 248±2mm

Battery Management System (BMS)

The energy storage system is equipped with a complete BMS, using a secondary management architecture (module and cluster levels) to ensure safe and stable operation. For larger parallel systems, it can upgrade to a three-level architecture (stack, cluster, and module level).

BMS architecture diagram
BMS Architecture Diagram

High-Pressure Box

High-pressure box schematic
No. Name Technical Parameters
1Rated current250A
2Operating voltage1000V
3SOC accuracy5%

Thermal Management System

The system utilizes liquid cooling to control battery cell temperatures effectively. This ensures the energy storage system operates within the optimal range, extending service life and reliability.

Liquid cooling unit schematic
No. Technical Requirements Specifications
1Power Rating (Refrigeration)3kW
2Rated cooling capacity~5kW
3Heating power~3kW
4Coolant50% water + 50% ethylene glycol
5Operating temperature-30~55ºC
6High voltage power supply220VAC±10%
7RefrigerantR410a
8Unit electrical protection levelIP55
9DimensionsL700 × W900 × H245mm
10Communication modeRS485/CAN

Fire Protection System

Multi-level protection approach:

  • PACK level: Early detection and rapid extinguishing of root fire sources.
  • Cluster level: Prevents proliferation and suppresses growth from external fire sources.
Fire extinguishing device 1
Fire extinguishing device 2
Fire control logic diagram
Fire Control Logic Diagram
No. Project Performance/Parameters
1Filling MediumAerosol
2Filling agent quality5*40g (PACK level) + 1*300g (cluster level)
3Supply voltage24V
4Communication modeDry contact point
5Protect space5m³
6Expiration date10 years

Precautions

Safety Guidelines

  • Professional electrical personnel or trained technicians only.
  • Ensure high voltage power is disconnected during installation.
  • Wear insulating gloves and wrap metal tools with insulating tape.
  • Avoid touching total positive and negative terminals simultaneously.
  • Avoid fire, heat, and water sources; stop use immediately if leaks or odors occur.
  • Full charge/discharge maintenance recommended every six months.

Disclaimer: Specifications are for reference only. Technical updates may occur without prior notice.

Expertise and Solutions

Providing intelligent power industry solutions that enable utility companies and industrial operators to optimize efficiency, stability, and sustainability through innovative technology.

Core Product Focus

  • Advanced Energy Storage: High power density supercapacitors for grid regulation.
  • Ultra Safe Batteries: Designed for -40°C environments with 20,000+ cycle life.
  • Quality Assurance: Independent inspections to ensure global standard compliance.
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Frequently Asked Questions

Q1: What is the total capacity of this liquid-cooled system? The system features a rated capacity of 241kWh.
Q2: What is the benefit of the liquid cooling thermal management? Liquid cooling provides precise temperature control for battery cells, ensuring the system operates in an optimal range to extend service life and improve safety.
Q3: How does the fire protection system work? The system uses a multi-level aerosol fire protection strategy, targeting the PACK level for early detection and the cluster level to prevent fire proliferation.
Q4: What are the operating temperature limits for this system? The system is designed to discharge between -20°C and 55°C, and charge between 0°C and 55°C.
Q5: Can this system be used at high altitudes? Yes, the highest working altitude is 5000m, though performance may be degraded for installations above 3000m.
Q6: What is the protection rating of the cabinet? The main system cabinet has an IP54 protection rating, while the internal battery PACKs are rated at ≥IP67.

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