8U Ultra High Capacity DC Power System for Industrial Communication Hubs
Overview
Our 8U ultra-high-capacity DC power system developed for large telecom nodes, critical communication rooms, high-load industrial networks, and centralized edge infrastructure. It delivers stable -48V DC output for demanding applications that require higher power availability, modular redundancy, and advanced remote supervision.
Designed around a robust rack-mount platform, the system combines multiple high-efficiency rectifier modules, intelligent control, flexible distribution, and comprehensive protection features in a service-friendly architecture. It is particularly suitable for operators and system integrators deploying large-capacity communication power systems in core or regional backbone environments.
Key Features
Ultra-high-capacity 8U rack platform for large telecom and industrial loads
Up to 18 kW output for demanding communication environments
Modular rectifier architecture with redundancy support
Front-access service design for easier installation, monitoring, and maintenance
High conversion efficiency for lower heat generation and operating cost
Comprehensive alarm and protection functions for system safety
Advanced controller with remote communication interfaces
Intelligent battery charging and backup power coordination
Optimized ventilation and thermal design for stable full-load operation
Application Scenarios
Core telecom switching rooms
Metro transmission and backbone communication sites
Large OLT / aggregation centers
Edge data centers and network equipment rooms
Smart city command and surveillance platforms
Power utility and substation communication networks
Oil & gas, transportation, and industrial communication control hubs
Technical Specifications
System Parameters
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Parameter
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Specification
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|
Dimensions
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482 mm (W) × 380 mm (D) × 8U (H)
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|
Net Weight
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≤45 kg
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|
Installation Method
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19-inch rack mount
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|
Cooling Method
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Forced air cooling with intelligent speed control
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|
Noise Level
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≤65 dB
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|
Protection Level
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IP20
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AC Input Characteristics
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Parameter
|
Specification
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|
Input Voltage Range
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120–300 VAC
|
|
Rated Voltage
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220 VAC
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|
Frequency Range
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45–65 Hz
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Input Capacity
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160 A
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Power Factor
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≥0.99
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|
THD
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≤5%
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DC Output Characteristics
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Parameter
|
Specification
|
|
Output Voltage Range
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-42V to -58V DC
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|
Nominal Voltage
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-48V DC
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Maximum Output Power
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18 kW
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Maximum Output Current
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375 A
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Rectifier Configuration
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3 kW × up to 6 modules
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|
Voltage Regulation Accuracy
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≤±0.5%
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|
Load Regulation
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≤±0.5%
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|
Efficiency
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≥96%
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Controller & Monitoring
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Parameter
|
Specification
|
|
Display
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LCD screen / LED indicators
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|
Communication Interfaces
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Ethernet / RS485 / CAN
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Protocol Support
|
SNMP / Modbus / Web monitoring (optional)
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|
Monitoring Functions
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Voltage, current, temperature, battery status, load sharing, alarm logging
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|
Alarm Types
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Overvoltage, undervoltage, AC loss, overtemperature, fan fault, rectifier fault, battery abnormal
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|
Operating Temperature
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-25°C to +65°C
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|
Storage Temperature
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-40°C to +75°C
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Humidity
|
5%–95% (non-condensing)
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System Architecture
Multi-module rectifier shelf
Intelligent monitoring controller
AC input distribution unit
DC output distribution unit
Battery connection and protection section
Cooling and ventilation subsystem
Its integrated chassis layout supports centralized wiring, modular replacement, and scalable system expansion.
Installation & Operation Guidelines
Installation
Mount in a standard 19-inch telecom rack or integrated communication cabinet
Ensure correct grounding, airflow path, and cable routing
Maintain adequate clearance around ventilation areas
Cable Connections
Connect AC source, battery strings, and load feeders according to wiring labels
Verify polarity and protective device configuration before energizing
Maintenance
Inspect alarm records and module status regularly
Clean air passages and fan areas to prevent thermal degradation
Replace failed modules using front-access service procedure
Periodically verify battery charging parameters and output settings
Optional Configurations
Advanced SNMP communication module
Battery monitoring and temperature sensing
Dry contact output for alarm integration
Surge protection module
Remote monitoring software
Custom DC distribution branch configuration
Hybrid energy interface for solar or backup power systems
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