KNY61-40.5 AIS switchgear

KNY61-40.5 AIS switchgear
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  • Main Technical parameters for KYN61 type switchgear

    No

    Item

    Unit

    Parameters

    1

    Rated voltage

    KV

    40.5

    2

    Rated frequency

    Hz

    50

    3

     

    Rated insulation level

    1min power frequency withstand voltage

    KV

    Phase to earth

    Insulation gap

    95

    118

    Lighting impulse withstand voltage(peak)

    185

    215

     

    1min power frequency withstand voltage of auxiliary control circuit

    V

    2000

    4

    Rated main busbar current

    A

    1250,1600,2000

    5

    Rated branch busbar current

    A

    1250,1600,2000

    6

    Rated Short Circuit Breaking Current(valid)

    KA

    25,31.5

    7

    Rated Short Circuit Making Current(peak)

    KA

    63,80

    8

    Rated Short-time Withstand Current(4s)*

    KA

    25,31.5

    9

    Rated Peak Withstand Current

    KA

    63, 80

    10

    Rated Voltage for Auxiliary Control Circuit

    V

    -110,~110,-220,~220

    11

    Protect degree

     

    Enclosure IP4X,

    Compartment IP2X

    12

    Dimension

    mm

    1200(1400)X2800X2600


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