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    AC and DC Filter Capacitor Banks for HVDC

    AC and DC Filter Capacitor Banks for HVDC

    Application: HVDC is used for long distance and large capacity power transmission.
    Power capacitors play an important part in HVDC power transmission for filtering and compensation of reactive power.


    1) Standard

    GB/T 20993-2007 DC filter capacitor for HVDC transmission system

    GB/T 20994-2007 Shunt capacitor and AC filter capacitor for HVDC transmission system


    2) Type Number Clarification of AC filter capacitor installation

    W-Outdoor

    Connection

    Protection

    Rated capacity of capacitor unit(kvar)

    Rated capacity(kvar)

    Rated voltage(kV)

    TAL-AC filter capacitor


    3) Type Number Clarification of DC filter capacitor installation

    W-Outdoor

    Connection

    Protection

    Rated capacitance of capacitor unit(μF)

    Rated capacity(kvar)

    Rated voltage(kV)

    TDL-DC filter capacitor


    Connection:

    A--connected in single star

    B--connected in double star

    Protection of installation:

    K--Open delta voltage protection

    C--Differential voltage protection

    Q--Differential current bridge protection

    L--Unbalance current protection of neutral point

    Installation Environment:

    W--Outdoor; none--Indoor


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