48V/90A Embedded Telecom Power Supply System with Controller (N+1 redundancy)

• Customization: Available
• Output Type: Single
• Warranty: 2 Years
• Model NO.: GPE4890B
• Input Voltage: Full Range
• Connection Mode: Parallel Switching Power Supply
• Starting Mode: Separate-excited Switching Power Supply
• 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: 19′′ 2U
• Trademark: GOLD POWER
• Origin: China
• HS Code: 8504401990
• Production Capacity: 1000000 PCS/Year

Product Description

                                 48V/90A Embedded Telecom Power Supply System with Controller (N+1 redundancy)

  
GPE4890B Embedded Power System
Input: 90~280Vac; Output: -43.2~-57.6Vdc


Main features

1. Adoption of active power factor compensation technology with factor >0.98
2. Wide operating range of AC input voltage: 90~280Va
3. Operating temperature range:-25ºC~+55ºC
4. Zero current/voltage switching tech with high efficiency ≥90%
5. Perfect battery management, battery temperature compensation, LVLD and LVBD protection, battery capacity test
6. Hot-swappable
7. Input over/under voltage protection
8. Output over voltage protection
9. Output over current protection
10. Output short circuit protection
11. Auto current sharing, parallel operation
12. Embedded mounting

  

 

The system consists of distribution unit, rectifier module (up to 3 sets) and monitoring module. The configuration is optional, as following table:

Configuration	Rectifier Module	Monitoring Module	Distribution	Remark
Standard	GPR4830A	GPM48VI-R	DC output: 40A×2  30A×1  10A×1 (Load); Battery output: 63A	For details, please refer to the specifications of rectifier and monitoring modules.

 

Input
Parameter	Min.	Typical	Max.	Unit	Remark
Input voltage range	90	220	280	Vac
Input frequency	45	50	65	Hz
Input current			29.7	A
Power factor	0.98

 

Output
Parameter	Min.	Typical	Max.	Unit	Remark
Output voltage range	43.2	53.5	57.6	Vdc
Output current range			90	A	176~280VAC
			45	A	90~175VAC
Ripple (Vp-p)			200	mv	Apply 0.1uF film capacitor and 10uF HF electrolyte capacitor, oscilloscope band width of 20MHz.
Output efficiency	90	92		%	220Vac input
	83	85		%	110Vac input
Regulation			±1	%
Load regulation			±1	%
Line regulation			±1	%

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