黑龙江快乐十分

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                避雷器

                Surge arrester

                避雷器

                Surge arrester

                500kV系列瓷外套金屬氧化物避◣雷器
                型 號工 廠避雷器系統避雷器持續直流1mA操作沖擊標稱沖擊陡波沖擊2ms方波標稱

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                kVkVkVkVkVkVkVAmmkg
                代 號(有效值)(有效值)(有效值)不小於不大於不大於不大於20次






                (峰值)(峰值)(峰值)(峰值)


                Y20W1-420/1006W62802420500318565825100611061500153001213海拔2000m以下
                Y20W1-444/1063W62884444500324597871106311601500153001213海拔2000m以下
                Y20W1-468/1166W62884*468500330630918112012551500153001213海拔2000m以下
                Y20W1-420/1006W62802*420500318565825100611062000153001229海拔2000m以下
                Y20W1-444/1063W62884*444500324597871106311602000153001229海拔2000m以下
                Y20W1-468/1120W62884*468500330630918112012552000153001229海拔2000m以下
                Y20W1-420/1006W62887420500318565825100611062500180001722
                Y20W1-444/1063W62886444500324597871106311602500180001722
                Y20W1-468/1166W62886*468500330630918112012552500180001722
                Y20W1-420/1006W62888420500318565825100611061500189001485高海拔或IV級汙穢用
                Y20W1-444/1063W62889444500324597871106311601500189001485高海拔或IV級汙穢用
                Y20W1-468/1166W62889*468500330630918112012551500189001485高海拔或IV級汙穢用
                Y20W1-420/1006W62888*420500318565825100611062000189001485高海拔或IV級汙穢用
                Y20W1-444/1063W62889*468500330630918112012552000189001485高海拔或IV級汙穢用
                Y20W1-468/1166W62889*468500330630918112012552000189001485高海拔或IV級汙穢用


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