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switching power supply, SMPS

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Subject : switching power supply, SMPS
Post Date : 2007-12-21
Main Category : Electrical and Electronics
Secondary Category : Batteries, Power Supplies & Accessories relative selling leads or buying leads
Country : China
Offer Type : Offer to sell
Message :
The GPAD4860 System is suitable for powering supply to small scale program controller exchange, access network, transmission equipment, mobile communication, satellite communication ground station, microwave communication and other equipment.

Features:
19’, 3U
LCD interface,
Remote and local control & monitoring module
Perfect battery management
EMC standard: EN55022A

Environment:
Operation temperature: -20℃～+55℃
Storage temperature: -40℃～+80℃
Relative humidity: 10%～90%
Atmospheric pressure:70-106KPa
Cooling: by fan

Specifications:
Input:
Input voltage: 85Vac~300Vac
Power Factor: ≤0.98

Output:
Output voltage range: -54.3Vdc (-48VVdc～-56.5Vdc)
DC output current:: 60A
Regulation of System: ≤±1％
Efficiency: ≥90%
6 branch output
Ripple & Noise: 200mV
Efficiency: 90%

Protection
Input under-voltage protection
Input over-voltage protection
Output over-voltage protection
Output limiting-current protection
short-circuit protection
Over-temperature protection
Contact Information
Company : Shenzhen Gold Power Tech Co., Ltd.
Country : China
Contact person : George Q

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