TonHe telecom dc power systems

2026-03-28

Latest company case about TonHe telecom dc power systems
Case Detail
Tonghe telecom dc power systems Power Supply Solutions

Based on the TH48 series of high-efficiency rectifier modules and the THGTDW2-48 embedded power system, Shijiazhuang Tonghe Electronics has developed a three-in-one telecommunications power solution comprising "core modules + intelligent management + physical infrastructure."This solution achieves high integration of power supply, distribution, monitoring, and environmental protection, ensuring that communication equipment receives a clean, uninterrupted 48V DC power supply in any environment. We provide a complete communication power solution ranging from core modules to system integration, helping your communication network operate stably, efficiently, and intelligently.

1. THGTDW2-48 Embedded Rectifier Subrack:
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Role: Core power supply and intelligent management center.

Core Functions:
  • High-Efficiency Conversion: Equipped with TH48D75NZ, TH48D50NZ, and TH48D30NZ rectifier modules (link provided), it delivers pure 48V power to communication equipment.
  • Flexible Configuration: Supports up to 19 modules in parallel, allowing for flexible expansion based on load requirements to meet power supply needs in various scenarios.
Specifications Description
Input Voltage Range AC 85V–300V / 45–65 Hz
Output Voltage Range DC 42V–58V (adjustable)
System Capacity 48V/600A (supports up to 19 rectifier modules)
Rectifier Modules Supports modules such as the TH48D75NZ, with efficiency ≥96%
Monitoring Functions Battery management, load disconnection, lightning protection detection, temperature and humidity monitoring
Communication Interfaces RS485, LAN (supports Modbus/TCP/IP protocols)
Operating Temperature -10°C to +40°C (wide-temperature version available)
Protection Rating IP20 (indoor) / IP55 (outdoor)
Mounting Method 19-inch/21-inch standard rack-mount installation (4U height)
2. Tonghe Communications DC Power Supply
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The integrated cabinet series converts 380V/220V AC power into stable 48V DC power via high-frequency rectifier modules.It provides standardized installation space for embedded plug-in frames, battery banks, monitoring modules, and communication equipment, enabling orderly equipment deployment.

The THJK102G series integrated monitoring unit (link) collects system data in real time to enable battery management, load control, fault alarms, and remote communication.

Environmental Protection: Provides IP20/IP30 protection (depending on indoor or outdoor models)

Deep Integration, Complementary Advantages
  • Space Optimization: The embedded plug-in frame is installed directly inside the cabinet and deployed alongside communication equipment, significantly saving server room space and simplifying cabling complexity.
  • Easy Maintenance: The cabinet design fully accommodates O&M requirements. Power modules support hot-swapping, allowing maintenance personnel to replace faulty modules without powering down the system. The cabinet doors open wide, and the internal cable management channels are clearly organized, making daily inspections and troubleshooting easy and efficient.
  • Intelligent O&M: The monitoring unit of the embedded rack-mount chassis connects to the external network via cabling within the cabinet, enabling remote monitoring and management and reducing O&M costs.
Parameter Specifications
Standard Dimensions 2260 mm (H) × 800 mm (W) × 600 mm (D) – custom support available
Module Design Hot-swappable charger modules
Surface Treatment Electrostatic powder coating, anti-corrosion and rust-proof
Color Customizable
Installation Method Floor-standing
Cable Entry/Exit Top-in Top-out / Bottom-in Bottom-out (optional)
Operating Temperature -10°C to +40°C
Relative Humidity 5% to 95%
Altitude ≤ 3000 m
Noise Level ≤55 dB
Installation Indoor (IP40/IP30) or Outdoor (optional)