Whisper Power 40290203 - Lithium Power Plus 24 V 5.5 kWh - Tower/Vertical

Whisper Power 40290203 - Lithium Power Plus 24 V 5.5 kWh - Tower/Vertical

The Whisper Power 40290203 is a modular battery rack designed for advanced energy storage solutions. This Lithium Power Plus model operates at 24 V with a capacity of 210 Ah, providing an impressive total energy storage of 5.5 kWh. It features four battery modules that can be configured for horizontal or vertical mounting, making it a versatile choice for various applications.

Key Features

• Modular Design: The modular battery rack allows for easy expansion and customization, accommodating different configurations based on user needs.
• Lightweight and Space-Saving: The design is optimized for lightweight storage, perfect for both terrestrial and maritime applications.
• Safe Energy Storage: The system utilizes LiFePO4 chemistry with prismatic cells, providing a safe and reliable energy storage solution.
• Advanced Battery Management: Equipped with a Battery Management System (BMS) that ensures equal charging and discharging of modules through accurate monitoring.
• DNV Type Approval: This is optional, providing additional assurance of safety and reliability.

Safety

The Whisper Power Lithium Power Plus is regarded as one of the safest energy storage solutions available. Its integrated safety measures eliminate the risk of thermal runaway, ensuring peace of mind during operation. In case of fire, the batteries can be extinguished using all common methods, including water. Passive safety features mean that even without electronic systems, the battery remains secure.

Performance and Specifications

With a nominal voltage of 24 V and an open circuit voltage of 26.4 V, this battery rack is capable of handling various power installations, including inverters up to 4 kW, suitable for small boats and other land applications. The battery modules are designed for optimal performance:

• Cycle Life: Over 3500 cycles at 80% depth of discharge (DoD).
• Self-Discharge Rate: Less than 3% per month, ensuring minimal energy loss when not in use.
• Weight: Each module weighs approximately 40 kg (88.2 lbs), with the total weight including the cabinet around 55-60 kg (121-132 lbs).

Charging and Discharging Parameters

The Lithium Power Plus system supports various charging and discharging currents:

• Discharge Cut-off Voltage: 21.6 V
• Maximum Discharge Current: 210 A (1.0C)
• Charge Method: CCCV (Constant Current Constant Voltage)
• Maximum Charge Voltage: 29.8 V

Environmental Conditions

This battery rack is designed to perform under a wide range of environmental conditions:

• Operating Temperature (Charge): 0°C to 55°C (32°F to 131°F)
• Operating Temperature (Discharge): -20°C to 55°C (-4°F to 131°F)
• Humidity: Non-condensing, below 95%

Mechanical and Safety Standards

The Whisper Power 40290203 adheres to rigorous mechanical and safety standards, including:

• IP Protection Class: IP 66 for the cells, IP 20 for connections.
• Certification: CE, FCC, UN 38.3, UL 1642 (Cells), and more.

Custom Design Options

In addition to standard horizontal and vertical configurations, Whisper Power offers custom designs to meet specific requirements. Options include integrated DC distribution and one or more Whisper Interface Box battery management systems.

For inquiries and to explore the possibilities, please contact our sales team for personalized assistance.