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Auxiliary Power Systems for Trains
Auxiliary Power Systems for Trains
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WSC33(140KVA) 
- Applied Lines: Korea Railroad Line No. 1
- Direct 3 level IGBT static inverter - Natural cooling by the heat
  sink
- Input Voltage: DC 1500V, AC 2.5kV
- Output Voltage: AC440V, DC100V
- Output Frequency: 60Hz


NC-FAT180A(180KVA) 
- Applied Lines: Seoul Metropolitan Subway Line No.1
- 2 Chopper + 12 Pulse PTR Static Inverter
- Natural cooling by the heat sink
- Input Voltage: DC 1500V, AC 1770V
- Output Voltage: AC380V, DC100V
- Output Frequency: 60Hz


NC-WAT180A(180KVA) 
- Applied Lines: Seoul Metropolitan Subway Line No. 6
- Direct 3 level IGBT static inverter
- Natural cooling by the heat sink
- Input Voltage: DC 1500V
- Output Voltage: AC380V, DC100V
- Output Frequency: 60Hz


NC-FAT190A(190KVA) 
- Applied Lines: KNR Gwacheon and Bundang Lines
- 2 Chopper + 12 Pulse PTR static inverter
- Natural cooling by the heat sink
- Input Voltage: DC 1800V
- Output Voltage: AC440V, DC100V
- Output Frequency: 60Hz


INV125 - A0 (190KVA) 
- Applied Lines: Seoul Metropolitan Subway Line No. 7 and 8
- 2 pressure 2 level IGBT static inverter
- Natural cooling by heat pipes
- Input Voltage: DC 1500V
- Output Voltage: AC380V, DC100V
- Output Frequency: 60Hz


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