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    DZ12LE漏電斷路器

    更新:2013/9/18 15:22:32      點(diǎn)擊:
    • 產(chǎn)品品牌   
    • 產(chǎn)品型號(hào)   DZ12LE
    • 產(chǎn)品描述

      DZ12LE漏電斷路器,是上海人民電氣有限公司 http://www.hqbet5695.com 為您提供的關(guān)于DZ12LE漏電斷路器型號(hào),DZ12LE漏電斷路器價(jià)格,有關(guān)DZ12LE漏電斷路器的相關(guān)資...

    產(chǎn)品介紹
    .漏電斷路器過(guò)電流脫扣特性見下表:

    序號(hào)

    脫扣器額定電流In

    起始狀態(tài)

    試驗(yàn)電流

    規(guī)定時(shí)間

    預(yù)期結(jié)果

    1

    所有值

    冷態(tài)

    1.13In

    t≥1h

    不脫扣

    2

    所有值

    緊接著序號(hào)1
    項(xiàng)試驗(yàn)后進(jìn)行

    1.45In

    t<1h

    脫扣

    3

    In≤32A

    冷態(tài)

    2.55In

    ts<t<60s

    脫扣

    In>32A

    ts<t<120s

    4

    所有值

    冷態(tài)

    10In

    t≥0.1s

    不脫扣

    5

    所有值

    冷態(tài)

    50In

    t<0.1s

    脫扣

    2.漏電斷路器的基本參數(shù)見下表:

    型號(hào)

    額定電壓
    V

    極數(shù)

    額定電流
    A

    額定剩余動(dòng)作
    電流mA

    額定剩余不動(dòng)作
    電流mA

    額定短路能力
    kA

    DZ12LE-60/1N

    230

    一極二線

    6?10?15?20?30?40?50?60

    30?50

    15?25

    3

    DZ12LE-60/2

    230

    二線

    10?15?20?30?40?50?60

    30?50

    15?25

    DZ12LE-60/2

    400

    三線

    10?15?20?30?40?50?60

    30?50

    15?25

    DZ12LE-60/3N

    400

    三線

    10?15?20?30?40?50?60

    30?50

    15?25

    使用環(huán)境條件

    1.安裝地點(diǎn)的海拔高度不超過(guò)2000m
    2.周圍空氣溫度為-5-+40,24小時(shí)周期內(nèi)的平均溫度不超過(guò)+35.
    3.大氣相對(duì)濕度在周圍空氣溫度為+40℃時(shí)不超過(guò)50%,最濕月平均最大相對(duì)濕度為90%,同時(shí)該月平均最低溫度為+25
    4.安裝位置與垂直面的傾斜度不超過(guò)2°,安裝在無(wú)顯著搖動(dòng)或沖擊的地方.
    5.安裝場(chǎng)所附近磁場(chǎng)在任何方向不應(yīng)超過(guò)地磁場(chǎng)的5.
    6.污染等級(jí):2.

    5.7選用原則
    5.7.1選擇漏電斷路器的額定剩余動(dòng)作電流值時(shí),應(yīng)考慮到被保護(hù)線路和設(shè)備可能發(fā)生的正常泄漏電流值,必要時(shí)可通過(guò)實(shí)際測(cè)量取得被保護(hù)線路或設(shè)備的正常泄漏電流值。
    5.7.2選擇漏電斷路器的額定剩余不動(dòng)作電流,應(yīng)不小于電氣線路和設(shè)備的正常泄漏電流最大值的2倍。
    5.7.3手持式電動(dòng)工具、移動(dòng)電器、家用電器、插座、建筑工地用電器(額定電流小于100A)等應(yīng)優(yōu)先選用額定剩余動(dòng)作電流為30mA或以下的漏電斷路器。
    5.7.4單臺(tái)設(shè)備可選用額定剩余動(dòng)作電流為30mA或以下的漏電斷路器。多臺(tái)設(shè)備(多支路)的總保護(hù)應(yīng)選用額定剩余動(dòng)作電流為30mA以上的漏電斷路器。
    5.7.5安裝在潮濕場(chǎng)所的電氣設(shè)備應(yīng)選用額定剩余動(dòng)作電流30mA或以下的漏電斷路器。

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