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        HH3鐵殼負(fù)荷開關(guān)

        更新:2013/9/10 16:13:44      點(diǎn)擊:
        • 產(chǎn)品品牌   
        • 產(chǎn)品型號   HH3
        • 產(chǎn)品描述

          HH3鐵殼負(fù)荷開關(guān),是上海人民電氣有限公司 http://www.mauscontracting.com 為您提供的關(guān)于HH3鐵殼負(fù)荷開關(guān)型號,HH3鐵殼負(fù)荷開關(guān)價格,有關(guān)HH3鐵殼負(fù)荷開關(guān)的相關(guān)資料,上海人民電氣...

        產(chǎn)品介紹

        正常工作條件和安裝條件

        1 周圍空氣溫度不高于+40℃,不低于-5℃。
        2 安裝地點(diǎn)的海拔不超過2000m。
        3 濕度:
        最高溫度為+40℃時,空氣的相對濕度不超過50%,在較低的溫度下可以允許有較高的相對濕度,
        例如20℃時達(dá)90%。對由于溫度變化偶爾產(chǎn)生的凝露應(yīng)采取特殊的措施。
        4 周圍環(huán)境的污染等級為3級。
        5 開關(guān)應(yīng)安裝在無顯著搖動、沖擊振動和沒有雨雪侵襲的地方,同時安裝地點(diǎn)應(yīng)無爆炸危險介質(zhì),且
        介質(zhì)中無足以腐蝕金屬和破壞絕緣的氣體和塵埃。

        主要參數(shù)及技術(shù)性能

        主要技術(shù)性能及參數(shù)(見下表)

        結(jié)構(gòu)特點(diǎn)

        1 開關(guān)在結(jié)構(gòu)上設(shè)計成側(cè)面旋轉(zhuǎn)操作式,共分四部分,操作機(jī)構(gòu)、熔斷器、鐵殼和觸頭系統(tǒng)。
        2 操作機(jī)構(gòu)有快速分?jǐn)嘌b置,開關(guān)的閉合和分?jǐn)嗨俣扰c操作者手的動作速度無關(guān),因而保證操作人 員
        和設(shè)備的安全。
        3 觸頭系統(tǒng)帶滅弧室,觸頭系統(tǒng)全部裝在鐵盒之內(nèi),完全處于封閉狀態(tài),保證人員安全。
        4 罩蓋關(guān)閉后可以與鎖扣楔合,當(dāng)開關(guān)在閉合位置時,由于罩蓋與操作機(jī)構(gòu)聯(lián)鎖,罩蓋不能打開,罩蓋
        沒有關(guān)閉時,操作機(jī)構(gòu)使開關(guān)不能閉合。另外罩蓋也可以加鎖。

        外形及安裝尺寸

        型號
        外形尺守(mm)
        安裝尺寸(mm)
        備注
        A
        D
        E
        H
        L
        Φ
        接地螺釘d
        HH3-60/3
        340
        250
        127
        145
        280
        8.5
        M5
        HH3-100/3
        436
        350
        180
        250
        360
        8.5
        M6
        HH3-200/3
        510
        350
        195
        250
        444
        8.5
        m6
        HH3-300/3
        510
        350
        195
        250
        444
        8.5
        m6
        HH3-400/3
        560
        420
        205
        285
        485
        8.5
        m8
        HH3-500/3
        560
        420
        205
        285
        485
        8.5
        m8
        HH3-600/3
        625
        420
        215
        285
        525
        8.5
        m8

         

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