• 95% High Efficiency 50A Rectifier for 48V Telecom Power System
  • 95% High Efficiency 50A Rectifier for 48V Telecom Power System
  • 95% High Efficiency 50A Rectifier for 48V Telecom Power System

95% High Efficiency 50A Rectifier for 48V Telecom Power System

Output Type: Single
Warranty: 2 Years
Output Power: 2900W
Input Voltage: Full Range
Connection Mode: Parallel Switching Power Supply
Starting Mode: Separate-excited Switching Power Supply
Samples:
US$ 130/Piece 1 Piece(Min.Order)
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Customization:
Diamond Member Since 2007

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Basic Info.

Model NO.
GPR4850E
Voltage Regulating Mode
Width Modulation Type
Power Supplying System
Terminal Power Distribution Equipment
Energy Transmission
One-way Transmission
Modulation System
PWM
Certification
CE, RoHS, ISO, CCC, CB
Brand
Gold Power
Transport Package
Carton
Specification
2U
Trademark
GOLD POWER
Origin
China
HS Code
8504401990
Production Capacity
6000000 PCS/Year

Product Description

 95% high efficiency  50A rectifier for 48V telecom power system 

Features
   
•  Compact structure, high power density of 22W/in3 ;
•  Constant current output available within output voltage 42-54V;
•  Constant power output available within output voltage 54-58V ;
•  Output voltage adjustable within 42-58Vdc
  Default voltage: 53.5V;
•  Wide operating temp. range: -33~+55°C
•  Extended operating temp. range: +55~+65°C
•  Power factor correction: ≥0.99
•  RS485 communication port
•  Input under-voltage protection
•  Input over-voltage protection
•  Output over-voltage protection
•  Output over-current protection
•  Over temperature alarm and protection
•  Paralleled work available via current sharing bus
•  Remote start up/shutdown
•  Hot -swappable
•  UL 60950, CSAC22.2 60950-00,
 VDE0805 and IEC60950 compliance
•  CE mark meets directives of 73/23/EEC
   and 93/68/EEC
•  High efficiency more than 95%
 
Applications
 
48V Distributed power system
Ethernet
Exchange
LAN, WAN
Server
Indoor wireless network
Telecom equipment
 95% High Efficiency 50A Rectifier for 48V Telecom Power System
95% High Efficiency 50A Rectifier for 48V Telecom Power System
95% High Efficiency 50A Rectifier for 48V Telecom Power System

 
Input
Parameter Min. Typ Max. Unit Remarks
Input Voltage Range 90 110/220 290 Vac  
Input Frequency 45 50/60 65 Hz Rated load
Input Current     18.5 A  
Power Factor 0.99       Rated input/rated load
                                                                                          
Output
Parameter Min. Typ. Max. Unit Remarks
Output Voltage Range 42 53.5 58 Vdc Adjustable via the monitoring module (No load)
53.5   53.8 Vdc 220V Input, 25A Output
Output Current Range 0   50 A 176~290V ac Input
0   22 A 90~175V ac Input
Output Efficiency 93   95 % 220V AC Input (220Vac input, rated output voltage, 25% rated load current 94
93   95 % 110V AC Input
Output Power     2900 W Input: 200-240Vac; Output: 53.5Vdc
 
    1200 W Input: 115-130Vac; Output: 53.5Vdc;
Regulation     ±1 %  
Weighted Psophometric Noise     2 mV  
Wide Frequency Noise Voltage     50 mV (3.4KHz~150KHz)
    20 (150KHz~30MHz)
Ripple (Vp-p)     200 mV Rated input voltage & load, with 0.1uF film capacitor and 10uF high frequency electrolyte capacitor, oscilloscope band width of 20MHz.
 
Environmental Requirements
Parameters Min Typ. Max Unit Remark
Operating temp -33   55 °C  
Transportation temp -40   -70 °C  
Storage temp storage temperature -40   70 °C  
Humidity 5   95 % Relative humidity, no condensing
Altitude 0   4000 m For operation at 3000-4000m, the operation temperature is derated by 1°C per 200m.
Acoustic noise   55   dB  
Cooling Forced cooling; Front-in & rear-out; the fan locates at front, with temperature controlled speed.
 About us: 

95% High Efficiency 50A Rectifier for 48V Telecom Power System
95% High Efficiency 50A Rectifier for 48V Telecom Power System
95% High Efficiency 50A Rectifier for 48V Telecom Power System
 

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