24kW 450A Embedded DC Power System: The Ultimate Telecom Rectifier Solution for High-Density Networks
The 24kW 450A Embedded DC Power System (Model: HHY48400-H8A5KM) represents the pinnacle of high-density telecom power engineering. Designed specifically for modern telecommunication infrastructure, this 19-inch telecom rectifier sub-rack delivers a massive 24kW of reliable DC power with a rated output current of up to 450A . Built to meet the rigorous demands of 5G networks, edge computing, and critical communication sites, this embedded DC power system ensures uninterrupted 48VDC power supply for your most sensitive equipment.
As the telecommunications industry evolves toward higher power densities and greater efficiency, the need for a robust telecom rectifier solution has never been more critical. The 24kW 450A Embedded DC Power System addresses these challenges head-on with its state-of-the-art architecture, modular flexibility, and exceptional energy efficiency that reaches a peak of 96.2% . This system is engineered to support both grid and generator inputs, providing the flexibility your network requires in diverse operational environments.
The 24kW 450A Embedded DC Power System is packed with advanced technical features that set it apart from conventional power solutions:
System Architecture:
Dimensions: 483mm (W) × 365mm (D) × 355mm (H) - approximately 8U height
Installation Mode: Standard 19-inch rack or cabinet mounting
Maintenance Mode: 100% Front-access design for space-constrained installations
Weight: 35kg (excluding rectifier modules)
Input Specifications:
Input Mode: Three-phase four-wire system, 380V (compatible with 220V AC single phase)
Input Frequency: 45-66 Hz, rated value: 50/60Hz
Input Capacity: 2 × 63A/4P MCB with manual interlock mechanism
Surge Protection: Level C SPD integrated for AC input
Output Specifications:
Output Voltage: 43.2-58 VDC, rated value: 53.5 VDC
Maximum Capacity: 24kW (176VAC~300VAC) / 12-24kW (85VAC~175VAC linear derating)
Peak Efficiency: 96.2%
Voltage Stabilization Accuracy: ≤ ±0.6%
Output Rated Current: 450A (MAX)
The 24kW 450A Embedded DC Power System incorporates several innovative features that make it the preferred choice for modern telecom operators:
This telecom rectifier supports up to six HHY4875G1 (4000W) hot-swappable rectifier modules . This modular architecture allows for easy capacity scaling and significantly reduces Mean Time To Repair (MTTR). With a maximum capacity of 24kW across six slots, the system provides exceptional power density in a standard 19-inch footprint.
The embedded DC power system features a highly reliable distribution framework:
Battery Breakers: 5 × 125A
LLVD (Low Voltage Load Disconnect): 6 × 125A/1P; 2 × 80A/1P
BLVD (Battery Low Voltage Disconnect): 6 × 125A/1P; 2 × 80A/1P
Separated LLVD and BLVD management ensures that critical load protection is maintained while prioritizing battery backup for essential equipment .
The telecom rectifier is equipped with Level C Surge Protection Devices (SPD) on both AC input and DC output lines . This comprehensive protection safeguards your network infrastructure from voltage spikes and transient surges that can occur in grid-connected environments.
The system includes the advanced HMU48B monitor unit, designed for real-time monitoring and intelligent control . The monitoring unit provides:
AC and DC information detection
Rectifier module and solar module information detection
Battery information detection with charging and floating charge management
Environmental monitoring (temperature, humidity, door magnetic, smoke, water flooding)
6-way dry contact input signal detection
Remote communication with third-party network management systems
In today's energy-conscious environment, the efficiency of your telecom rectifier directly impacts your operational costs and carbon footprint. The 24kW 450A Embedded DC Power System achieves a remarkable peak efficiency of 96.2% . This high efficiency translates into significant energy savings over the system's lifetime, reducing both operational costs and the environmental impact of your telecommunications infrastructure.
When compared to conventional power systems that typically operate at 90-92% efficiency, the 96.2% efficiency of this telecom rectifier represents a substantial reduction in power loss and heat generation . This means lower cooling requirements, reduced energy consumption, and improved overall system reliability.
The embedded DC power system incorporates sophisticated battery management capabilities that are essential for maintaining network uptime:
Battery charging and floating charge management
Battery temperature compensation
Battery high and low temperature alarm
Battery charging and current-limiting management
Battery low-voltage under-power protection
Battery test management
The HMU48B monitor unit offers a rich set of interfaces including:
Sensor interface
CAN connection port
RS 485 interface
Input/output dry contact interface
These interfaces enable seamless integration with your existing network management systems, allowing for real-time remote telemetry and alarm reporting .
The 24kW 450A telecom rectifier is ideal for a wide range of applications:
As 5G networks demand significantly higher power densities, this embedded DC power system provides the reliable power needed to support massive MIMO antennas and high-speed data processing equipment.
The compact 19-inch rack-mount design makes this telecom rectifier perfect for edge computing facilities where space is at a premium. The front-access maintenance design simplifies installation and service in constrained environments .
Whether deployed in urban centers or remote locations, this telecom rectifier ensures reliable DC power for base station equipment, supporting both grid and generator inputs for maximum flexibility.
The system's robust output and comprehensive protection features make it ideal for DAS installations that require consistent, high-quality power delivery.
One of the key advantages of the 24kW 450A Embedded DC Power System is its modular architecture. By supporting up to six hot-swappable rectifier modules, this telecom rectifier offers:
Operators can start with a smaller configuration and add rectifier modules as network demands grow. This pay-as-you-grow approach reduces initial capital investment while maintaining future expansion capabilities.
The modular design provides built-in redundancy. If one rectifier module fails, the remaining modules continue to supply power, ensuring uninterrupted operation of critical telecom equipment.
Hot-swappable rectifier modules can be replaced without shutting down the system. This "lights-out" maintenance capability is essential for maintaining 99.999% network availability.
To further optimize your telecom power infrastructure, we recommend exploring our comprehensive range of <a href="https://www.kdmsol.com/category/battery-energy-storage-solutions" target="_blank">battery energy storage solutions</a>. These solutions are designed to complement our advanced telecom rectifiers by providing reliable backup power and energy management capabilities.
Modern telecom networks face the challenge of fluctuating grid conditions and increasing energy costs. By integrating intelligent battery energy storage solutions with our high-efficiency telecom rectifier, operators can:
Optimize Energy Costs: Implement intelligent peak shaving strategies to reduce electricity costs during peak demand periods. Our energy storage solutions work in conjunction with the telecom rectifier to draw power during off-peak hours and discharge during peak times.
Enhance Grid Independence: The combination of our telecom rectifier with robust energy storage ensures continuous power supply even during extended grid outages. This is crucial for maintaining network reliability in areas with unstable grid conditions.
Support Renewable Integration: As telecom operators increasingly adopt solar and other renewable energy sources, our battery energy storage solutions provide the necessary buffering to ensure smooth integration with the power system.
Extend Battery Life: The advanced battery management features of the telecom rectifier, including temperature compensation and intelligent charging algorithms, work in harmony with our energy storage solutions to maximize battery lifespan.
When evaluating telecom rectifier options, the 24kW 450A Embedded DC Power System stands out in several key areas:
| Parameter | Our System | Typical Competitors |
|---|---|---|
| Peak Efficiency | 96.2% | 93-97% (varies) |
| Voltage Accuracy | ≤ ±0.6% | ≤ ±1.0% |
| Output Current | 450A (Max) | 400-500A |
| Power Capacity | 24kW | 18.6-24kW |
| Surge Protection | Level C (AC & DC) | Varies |
| Monitoring | HMU48B Advanced | Basic LCD |
The exceptional voltage stabilization accuracy of ≤ ±0.6% ensures that your sensitive telecom equipment receives clean, stable DC power, reducing the risk of equipment failure due to voltage fluctuations.
The 24kW 450A Embedded DC Power System is designed for reliable operation in demanding environments:
The system is engineered to operate effectively across a wide temperature range, making it suitable for both indoor and outdoor installations where temperature variations are common.
The rugged construction of the telecom rectifier ensures compliance with seismic requirements, making it suitable for installation in earthquake-prone regions.
The front-access design and sealed enclosure protect internal components from dust and moisture intrusion, ensuring long-term reliability in challenging environments.
The 24kW 450A Embedded DC Power System is designed for straightforward installation and integration:
The system fits standard 19-inch racks, allowing for seamless integration with existing telecom infrastructure. The 8U height profile ensures space-efficient deployment.
AC Input: Three-phase four-wire system with 2 × 63A/4P MCB for grid and generator inputs
DC Output: Comprehensive distribution with battery breakers and LLVD/BLVD management
Grounding: Standard grounding terminals ensure safety compliance
The HMU48B monitor unit supports remote communication through standard protocols, enabling integration with network management systems (NMS) for centralized monitoring and control.
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