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    KYN28-12 (GZS1)户内金属铠装抽出式开关设备

       发布时间:2019-08-20 18:08:16

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    产品概述 Product brief account


    KYN28-12(GZS1)型户内金属铠装抽出式开关设备,系3?10kV三相交流 50Hz单母线及单母线分段系统的成套配电装置。主要用电发电厂' 中小型发 电机送电、工矿企事业配电以及电力系统的二次变电所的受电、送电及大型 高压电动机起动等。作控制保护、监测之用。本开关设备満足DL/T404, IEC60298、GB3906等标准要求,具有防止带负荷推拉断路器手车,防止误 分合断路器、防止接地开关处于闭合位置时关合断路、防止误入带电隔室、 防止在带电时误合接地开关的联锁功能,既可配用VS1真空断路器,又可本用 ABB公司的VD4M空断路器。是一种性能优越的配电装置。


    KYN28-12 (GZS1) Indoor metal-clad withdrawable switchgear is suitable for the system of 3?10kV three-phase 50Hz single busbar and single busbar by-pass, mainly used to power plant,middle/small generator send electricity,industry-mine enterprise distribution and electric power system secondary transformer incoming feeder, sending power, large high-voltage motor starting,as controlling, protect-ing and monitoring device. The switchgear meets the standards of DL/T404, IEC60298, GB 3906. It is equiped with prevention of loading pulling circuit breaker handcart, prevention of maloperating circuit breaker, preventionof closing circuit switch, prevention of accidently entering energized sepa-rate zone, prevention of closing earthing switch interlock with energization. The switchgear can be equiped with both VS1 vacuum circuit


    主要技术参数Main technical data 


    额定电压 rated voltage     12kV

    额定电流 rated current    630-4000A

    額定频率 rated frequency    50Hz

    额定短路开断电流 rated short-circuit breaking current    16-50kA

    额定短路关合电流 rated short-circuit making current      40-125kA

    额定4s热稳定电流 rated 4s sbort-time withstand       20, 31.5, 40, 50

    1 min工频耐受电压1 min power freuqeney withstand voltage 

          相间及对地alternate and relatively     42kV

          隔离断口Isolate broken     48kV

    雷电冲击耐受电压 lightning impulse withstand voltage

          相间及对地alternate and relatively     72kV

          隔离断口Isolate broken     85kV

    防护等级 degree of protection

          IP4X(外壳)(out shell)

          IP2X(断路器门打开)(Interrupters's door open)

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