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        LW4萬能轉(zhuǎn)換開關(guān)

        更新:2013/9/11 15:58:37      點(diǎn)擊:
        • 產(chǎn)品品牌   
        • 產(chǎn)品型號(hào)   LW4
        • 產(chǎn)品描述

          LW4萬能轉(zhuǎn)換開關(guān),是上海人民電氣有限公司 http://www.daptopoultryclub.com 為您提供的關(guān)于LW4萬能轉(zhuǎn)換開關(guān)型號(hào),LW4萬能轉(zhuǎn)換開關(guān)價(jià)格,有關(guān)LW4萬能轉(zhuǎn)換開關(guān)的相關(guān)資料,上海人民電氣...

        產(chǎn)品介紹
        一、適用范圍
         
        LW4系列列萬能轉(zhuǎn)換開關(guān)(以下簡(jiǎn)稱轉(zhuǎn)換開關(guān)),適用于交流50或60Hz,電壓至500伏,直流至440伏的電路中,作為主令電器,亦可用作電流表及電壓表的換相開關(guān)及作為小量容電動(dòng)機(jī)啟動(dòng),調(diào)速換向之用。

        二、型號(hào)及其含義

        三、結(jié)構(gòu)特征
        1.轉(zhuǎn)換開關(guān)按檔數(shù)分為2,4,6,8,10,12,14,16八種。
        2.轉(zhuǎn)換開關(guān)按手柄位特征可分為14種形式(見表2)


         
        操作方式代號(hào)
        特征代號(hào)
        操作手柄位置
        自復(fù)型
        A
        -
        -
        -
        -
        15°
        45°
        -
        -
        -
        -
        -
        B
        -
        -
        -
        -
        15°
        -
        -
        -
        -
        -
        -





         
        G
        -
        -
        -
        -
        -
        45°
        -
        -
        -
        -
        -
        F
        -
        -
        -
        90°
        45°
        45°
        90°
        135°
        -
        -
        -
        X
        -
        -
        -
        90°
        45°
        45°
        90°
        135°
        -
        -
        -
        M
        -
        -
        135°
        90°
        45°
        45°
        60°
        90°
        210°
        150°
        180°
        T
        210°
        240°
        270°
        300°
        330°
        30°
        90°
        135°
        180°
        -
        -
        H
        -
        -
        135°
        90°
        45°
        45°
        60°
        90°
        -
        -
        -
        L
        -
        -
        90°
        60°
        30°
        30°
        90°
        -
        -
        -
        -
        P
        -
        -
        -
        90°
        45°
        45°
        -
        -
        -
        -
        -
        I
        -
        -
        -
        -
        -
        45°
        -
        -
        -
        -
        -
        E
        -
        -
        -
        -
        90°
        90°
        -
        -
        -
        -
        -
        C
        -
        -
        -
        -
        45°
        45°
        -
        -
        -
        -
        -
        R
        -
        -
        -
        -
        45°
         
        45°
        -
        -
        -
        -
        -

        四、主要技術(shù)參數(shù)
         
        1.額定電壓:500伏
        2.額定電流:20安
        3.機(jī)械壽命:500,000次。
        4.在交流COSφ0.3-0.4或直流時(shí)間常數(shù)為0.06-0.006秒鐘時(shí)能接通與分?jǐn)啾?數(shù)值100,000次。
         

         
        電壓(伏)
        交流(安)
        直流(安)
        非電感電流
        電感電流
        非電感電流
        電感電流
        單斷
        雙斷
        單斷
        雙斷
        單斷
        雙斷
        四斷
        單斷
        雙斷
        四斷
        24
        -
        -
        -
        -
        30
        50
        100
        10
        20
        30
        48
        -
        -
        -
        -
        15
        40
        80
        5
        15
        25
        110
        50
        150
        15
        30
        3
        20
        50
        0.4
        2.5
        7
        230
        40
        120
        10
        20
        1.25
        3
        15
        0.3
        1.25
        3
        380
        30
        60
        7
        14
        -
        -
        -
        -
        -
        -
        440
        -
        -
        -
        -
        0.3
        1.0
        2.5
        0.10
        0.5
        1.25
        500
        20
        50
        3
        10
        -
        -
        -
        -
        -
        -

        五、外形尺寸及安裝尺寸
         
        轉(zhuǎn)換開關(guān)中各型號(hào)的外形尺寸應(yīng)符合圖1,表3規(guī)定:
         

         
        型號(hào)
        LW4-2
        LW4-4
        LW4-6
        LW4-8
        LW4-10
        LW4-12
        LW4-14
        LW4-16
        長(zhǎng)度H(毫米)
        80
        120
        150
        200
        240
        280
        320
        390


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