DongAh Elecomm's power supply systems use modularized technologies to combine converters, control panels distribution boards and rectifiers with separate functions. These power systems can easily expand capacity by several kw. Our world-class rectifiers not only control and protect modules but also are easily operated through a comprehensive control panel. These rectifiers transmit situation data allowing constant monitoring of rectifier status. DongAh Elecomm rectifiers are available in shelf and rack types with variable capacities according to customer requirements for both fixed and mobile communication and rural telecommunication systems. These integrated units are found in:
  • Digital communication system base station transceiver systems
  • Mobile switching centers
  • PCS base station transceiver systems
  • Electronic switching systems
DongAh Elecomm power supply systems feature:
  • High efficiency
  • Power factor correction
  • Soft start
  • Ground-free output
  • Parallel shelf unit expansion with same output
  • Parallel rack unit expansion with same output
  • MTBF > 250,000


Input Output Module
x No.
Model Application
3? 220V
or 3?380V
54V 5000A 100A x 50 MR I X 5 RACK ESS
1000A 100A x 10 MR I ESS
400A 50A x 8 MR II ESS
400A 50A x 8 VPRS-400 GSM/BTS
27V 1200A 100A x 12 MBRS-1200 DCS / BTS
900A 100A x 9 MBRS-900 PCS / BTS
600A 100A x 6 MBRS-600 PCS / BTS
1? 220V 54V 500A 50A x 10 HRS-4500 ESS
200A 25A x 8 MR III ESS
27V 750A 75A x 10 DRS-2750 PCS / BTS
500A 100A x 5 SORS-500 PCS / BTS
360A 60A x 6 SPS-2350 PCS / BTS
300A 30A x 10 PRR PCS / BTS


 
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