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Drum type Off-circuit Tap Changer
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  • W口G OCTC
  • Main Technical Data
  • Application
    Oil immersed power, rectification, furnace and traction transformers
    Phase
    Single-phase
     WDG(B)
    1+2 phase
    WDG(A)+WLG(A)
    Three-phase
    WSG (C)
    Max. rated through current
    2000A
    2000A
    1000A
    Highest voltage for equipment Um
    252kV
    126kV
    126kV
    Connection
    linear, single bridging
    reversing, linear, single bridging,
    star - delta, double bridging,
    series- parallel
    Max. operating positions
    5
    7
    7
    Driving mode
    Manual operate on the top or on side,
    motor drive unit on side

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