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    FZ(R)N25-12D系列户内高压真空负荷开关—熔断器组合电器
        发布时间: 2024-01-31 16:59    
    FZ(R)N25-12D系列户内高压真空负荷开关—熔断器组合电器
    技术参数
    序号项目单位参数
    FZN25-12D/T630-20FZRN25-12D/T200-31.5
    1额定电压kV12
    2额定电流A630200
    3额定频率Hz50
    4额定绝
    缘水平
    1min工频耐受电压kV灭弧室断口、对地、相间42;隔离断口48
    雷电冲击耐受电压(峰值)kV对地、相间75;隔离断口85
    5额定短路耐受电流kA20
    6额定短路持续时间S4
    7额定峰值耐受电流kA50
    8额定有功负载开断电流A630
    9额定闭环开断电流A630
    10额定电缆充电开断电流A10
    11额定开断空载变压器容量kVA1600
    12额定短路开断电流kA-31.5
    13额定开关转移电流A
    2000
    14熔断器型号

    SDLAJ-12 SFLAJ-12