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    ZN63A(VS1)-12系列户内高压真空断路器
        发布时间: 2024-01-31 17:02    
    ZN63A(VS1)-12系列户内高压真空断路器

    型号含义

    技术参数

    序号

    项目

    单位

    数值

    1

    额定电压

    kV

    12

    2

    额定频率

    Hz

    50

    3

    额定雷电冲击耐受电压(峰值)

    kV

    75

    4

    额定短时工频耐受电压(1min)

    kV

    42

    5

    额定短路开断电流

    kA

    20

    25

    31.5

    40

    6

    额定电流

    A

    630
    1250

    630
    1250

    630
    1250
    1600
    2000
    2500
    3150

    1250
    1600
    2000
    2500
    3150

    7

    额定短时耐受电流(有效值)

    kA

    20

    25

    31.5

    40

    8

    额定短路关合电流(峰值)

    kA

    50

    63

    80

    100

    9

    额定短路电流持续时间

    s

    4

    10

    额定短路电流开断次数

    50(40kA为30)

    11

    机械寿命

    20000

    12

    额定操作顺序


    O-0.3S-CO-180S-CO

    O-180S-CO-180S-CO

    13

    额定操作电压

    V

    AC/110/220,DC110/220