DC Power Medium System

 
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DC Power Medium System

DC Systems for Medium-Sized Telecom Facilities

Emerson Network Power's Medium DC systens for India satisfy the power needs of applications with up to 4250W requirements. The units adopt standard 19"6 U construction design and utilize intelligent battery management to prolong battery life. The systems are designed for GSMs, CDMA mobile base transreceivers, and a range of other applications.

Features

  • Adopt standard 19"6 U construction design
  • Excellent intelligent battery management,
  • Self -providing DC distribution output branch,
  • Communicating with host equipment through RS232 or RS422 port.

Applications

  • GSM
  • CDMA mobile base Transreceiver
  • module station
  • rural station
  • small capacity switching office in local network

Electrical Specifications

Input

  • Voltage range 150 V ~280 V
  • Current 33 A (max)
  • Frequency 50 Hz (47 ~63 Hz)
  • Efficiency 85%
  • Power factor 0.98

Output 

  • Maximum output power 4250W
  • Rated voltage -48 Vdc
  • Current 75A
  • Rectifier module load sharing imbalance ± 5%%
  • DC distribution : - Output 1 : 63 A (MCB)
  • Output 2 : 20 A (MCB)
  • Output 3 & 4 : 10 A (MCB)
  • Battery via 100 A (MCB)

Dimensions

  • 266 mm [ H ] X 483 mm [ W ] X 410 mm [ D ]
  • Weight :<35 Kg

Environmental

  • Relative humidity 90%
  • Storage temperature -40 °C ~70 °C
  • Operating temperature -5 °C ~50 °C
  • MTBF 150000h (Bellcore TR-332)
Features
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