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Communication Power Rectifier Module Communication Power Rectifier Module (3) Communication Power Rectifier Module (2)

TR-4830/50/75 Series Rectifier Module

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High voltage rectifier module
Model: TR-4830/50/75
Capacity:30A/ 50A / 75A
Output: 42-58Vdc
30A  Input: 85-300Vac  Efficiency: 92% or 93%
50A  Input: 85-300Vac or 120-400Vdc  Efficiency: 95% or 96%
75A  Input: 85-300Vac   Efficiency: 96.6%

Applications:

Telecom
Networks
Local Area

Description

Rectifier Module is a high-efficiency switch-mode power rectifier designed for renewable energy telecommunication power systems. It can be integrated as a core component inside hybrid telecom power cabinets, and also supports independent stand-alone deployment with outstanding flexibility.

 

Core Features & Highlights
1. 1U Standard Industrial Modular Design
Compact 1U rack-mounted form factor with unified mounting interface, supporting hot-swappable parallel installation in standard 19-inch power cabinets. Capacity expansion and routine maintenance can be completed conveniently.
2. High Conversion Efficiency over 94%
Peak efficiency exceeds 94%, minimizing solar energy loss and lowering long-term power consumption of unattended outdoor sites.
3. Active Load Sharing Function
Multiple rectifier modules can run in parallel with current sharing deviation controlled within ±5%. Redundant parallel configuration ensures uninterrupted power supply; single module fault will not crash the whole system.
4. Wide Operating Temperature Range
Works reliably from -40°C to +75°C, adapting to harsh outdoor environments including deserts, cold mountain areas and unattended remote communication stations.
5. Built-in Intelligent Monitoring & Remote Management
Front panel indicator lights display power status, alarms and communication signals in real time. Compatible with EverExceed EMU48B monitoring unit and NetFinity centralized management platform, supporting real-time data viewing, remote parameter adjustment and fault alarm push via SNMP, web portal and mobile APP for digital unmanned O&M.
6. Premium Output Power Quality
Strictly controlled output voltage regulation, low ripple and noise, effectively protecting sensitive communication equipment such as base stations, broadband transmitters and signal repeaters.

 

Protection:

  • Output short circuit protection
  • Output overvoltage protection
  • Output undervoltage warning
  • Input overvoltage alarm and protection
  • Input undervoltage alarm and protection
  • Over-temperature protection

Technical Parameters

Model TR-4830 TR-4850 TR-4875
Capacity 30A 50A 75A
Input
Input voltage 85Vac ~ 300Vac (Single-phase 2-wire) 85Vac ~ 300Vac 85Vac ~ 300Vac(Single-phase two-wire)
Rated Input voltage 110Vac/220Vac
Nominal input 100Vac ~ 120Vac 200Vac ~ 250Vac 100Vac ~120Vac
200Vac ~ 240Vac 200Vac ~240Vac
Frequency range 45Hz-66Hz
Max. input current 12A 20A ≤26A
Surge current Meet standards:ETSI300132-3 Meet standards: EN/IEC61000-4-5 Meet standards: ETSI300132-3
Efficiency ≥92% @ 220Vac at 50%~100% Load; Typical value: 94% @ 230Vac ≥96.6%@peak value
≥93% @ peak value
Power factor ≥0.95@220Vac,30A ≥0.975@220Vac,50Hz/30%~50% Load ≥0.99@220Vac20-100% Load
≥0.99@220Vac,50Hz/50%~100%Load
Input current THD <10%@220Vac,20%~100% Load <5%@ 50% Load,220Vac,50Hz <3% @≥50% Load
<12%@ 30% Load,220Vac,50Hz <8% @≥20% Load
Leakage current <3.5mA@264Vac
Rated power 1766W(176Vac~300Vac) and automatic derating 3000W(176Vac~290Vac) 4000W(176ac~300Vac)
depending on the internal temperature rise 1250W(85Vac~175Vac linear derating) 1600W-4000 linear (85Vac~176Vac)
of the powersupply, derate to 1605W the minimum.
800W(85Vac~175Vac).
Input fuse Input fuse 15A Input fuse 15A L/N online fuse 30A
Max. input voltage 320Vac (Power supply cannot be damaged)
Output
Output voltage +53.5Vdc
Output voltage setting value +53.5±0.1Vdc
Adjustable range of output voltage +42Vdc~+58Vdc
Current imbalance ≤+3%
Source effect ±0.1%
Load effect ±0.5%
Voltage stabilization accuracy ±0.6%
Minimum current 0A
Rated current 30A 50A 75A
Peak current 33A 53A@53.5V 80A
Temperature coefficient (1/ ℃) ≤±0.02%
Ripple and noise ( peak-to-peak ) 200mVp-p@25 ℃
Environment
Temperature  -40 ℃ ~ +75 ℃
Humidity  5%~95% (non-condensing)
Altitude 0~4000M,to3000m As a basis, every 200 degree increase in altitudem , the maximum temperature of the specification is reduced by 1 ℃
Physical
Weight <1.5kg <2kg <2.1kg
Dimension(W x D x H)mm 97*230.5*41.5 106.5*286*41.5 106.5*2
What is the main function of a rectifier module?
The core function of a rectifier module is power conversion. It converts unstable DC or AC input into stable, adjustable standard DC output, which is used to supply power for communication loads and charge backup batteries.
Does the rectifier module support multi-module parallel operation?
Yes. It supports active load sharing with a current sharing deviation within ±5%. Multiple modules can be parallelly deployed for capacity expansion and redundant power supply, improving system stability.
What is the difference between different models (30A/50A/75A) in the series?
The three models share the same design architecture, size, mounting interface, protection logic and communication protocol. The only difference lies in rated output current and maximum output power. Users can select corresponding models according to actual load power and battery charging current, and mix different current modules in parallel for flexible capacity matching.
What is the high-efficiency energy-saving advantage of the TR-4830/50/75 series?
Adopting advanced switching power supply topology and optimized power device design, the module achieves high conversion efficiency under full and partial load conditions. It effectively reduces heat generation and power conversion loss, lowers site power consumption and operating costs, and meets the energy-saving and consumption reduction requirements of modern communication power systems.

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