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class="proBig"><div id="poak2uv" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477293779297/6590583.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="baxgx83" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477293779297/6590583.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="eiuwoam" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E,塑殼斷路器</p><p><span>***更新：</span>2021-01-22 11:09:15</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="onuwd29" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">杭州浩蘊(yùn)自動(dòng)化科技有限公司</a></p><p><span>聯(lián)系人：</span>謝凱浩</p><p><span>郵箱: </span>1017004522@qq.com</p><p><span>電話: </span>13817446397</p><p><span>傳真: </span>0571_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0571-85385963</p><p><span>地址: </span>經(jīng)濟(jì)技術(shù)開(kāi)發(fā)區(qū)18號(hào)大街795號(hào)1幢11層1109室</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="488kac8" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="xro3bia" class="box"><p><p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <strong>塑殼式斷路器</strong>如何選型（十一） </p> <p> 斷路器在分?jǐn)啻蟮亩搪冯娏鲿r(shí)，其動(dòng)、靜觸頭分開(kāi)時(shí)產(chǎn)生電弧，有一部分電弧或電離氣體從斷路器電源端噴弧口噴出，電弧本身就是一種巨大的電流，很容易導(dǎo)致裸露的導(dǎo)電體之間和裸露帶電體與"地"(成套設(shè)備的金屬外殼是接地的)的相間短路和接地短路事故。為確保安全，用戶應(yīng)根據(jù)制造廠的產(chǎn)品樣本或使用說(shuō)明書提供的數(shù)據(jù)留一定距離，伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E。如配電箱、柜的高度距離不夠，伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E，伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E，可選用飛弧距離小或零飛弧的產(chǎn)品，以保證用電安全。 </p> <p> <br /> </p> <p> <br /> 解析塑殼斷路器與微型斷路器的區(qū)別。伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E,塑殼斷路器" src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477293779297/6590583.jpg"></div><p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <strong>塑殼斷路器</strong>的工作原理 </p> <p> 低壓斷路器的主觸點(diǎn)是靠手動(dòng)操作或電動(dòng)合閘的。主觸點(diǎn)閉合后，自由脫扣機(jī)構(gòu)將主觸點(diǎn)鎖在合閘位置上。過(guò)電流脫扣器的線圈和熱脫扣器的熱元件與主電路串聯(lián)，欠電壓脫扣器的線圈和電源并聯(lián)。 </p> <p> 當(dāng)電路發(fā)生短路或嚴(yán)重過(guò)載時(shí)，過(guò)電流脫扣器的銜鐵吸合，使自由脫扣機(jī)構(gòu)動(dòng)作，主觸點(diǎn)斷開(kāi)主電路。 </p> <p> 當(dāng)電路過(guò)載時(shí)，熱脫扣器的熱元件發(fā)熱使雙金屬片上彎曲，推動(dòng)自由脫扣機(jī)構(gòu)動(dòng)作，主觸點(diǎn)斷開(kāi)主電路。 </p> <p> 當(dāng)電路欠電壓時(shí)，欠電壓脫扣器的銜鐵釋放，也使自由脫扣機(jī)構(gòu)動(dòng)作，主觸點(diǎn)斷開(kāi)主電路。 </p> <p> 當(dāng)按下分勵(lì)脫扣按鈕時(shí)，分勵(lì)脫扣器銜鐵吸合，使自由脫扣機(jī)構(gòu)動(dòng)作，主觸點(diǎn)斷開(kāi)主電路。 </p> <p> <br /> </p> <p> <br /> 伊頓穆勒 NZM塑殼斷路器NZMN2-4-VE160自動(dòng)化技術(shù)之塑殼斷路器型號(hào)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E,塑殼斷路器" src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477293134765/4367670.jpg"></div><p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <strong>塑殼式斷路器</strong>如何選型（八） </p> <p> 附件作為斷路器功能的派生和補(bǔ)充，為斷路器增加了控制手段和擴(kuò)大保護(hù)功能，是斷路器不可分割的一個(gè)重要部分，主要包括輔助觸頭、報(bào)警觸頭、分勵(lì)脫扣器、欠電壓脫扣器、電動(dòng)操作機(jī)構(gòu)、外部轉(zhuǎn)動(dòng)操作手柄等附件。 </p> <p> 1)輔助觸頭主要用于斷路器分、合狀態(tài)顯示但無(wú)法顯示是否故障脫扣，接在斷路器的控制電路中，塑殼斷路器殼架等級(jí)額定電流100為單斷點(diǎn)轉(zhuǎn)換觸頭，225及以上為橋式觸頭結(jié)構(gòu)，約定發(fā)熱電流3A；殼架等級(jí)額定電流400及以上可裝兩常開(kāi)、兩常閉，約定發(fā)熱電流為6A。 </p> <p> 2)報(bào)警觸頭主要用于斷路器的負(fù)載出現(xiàn)過(guò)載、短路或欠電壓等故障時(shí)而自由脫扣。報(bào)警觸頭的工作電流是：AC380V、0.3A、DC220V、0.15A，一般不會(huì)超過(guò)1A，而發(fā)熱電流可以是1～2.5A范圍。 </p> <p> <br /> </p> <p> <br /> </p><p> <strong>塑殼斷路器</strong>的常用標(biāo)準(zhǔn) </p> <p> GB10963-1989|家用及類似場(chǎng)所用斷路器； </p> <p> GB14048.2-1994|低壓開(kāi)關(guān)設(shè)備和控制設(shè)備低壓斷路器； </p> <p> GB16916.1-1997|家用和類似用途的不帶過(guò)電流保護(hù)的剩余電流動(dòng)作斷路器(RCCB)第1部分：一般規(guī)則； </p> <p> GB16916.21-1997|家用和類似用途的不帶過(guò)電流保護(hù)的剩余電流動(dòng)作斷路器(RCCB)第2.1部分：一般規(guī)則對(duì)動(dòng)作功能與線路電壓無(wú)關(guān)的RCCB的適用性； </p> <p> GB16916.22-1997|家用和類似用途的不帶過(guò)電流保護(hù)的剩余電流動(dòng)作斷路器(RCCB)第2.2部分：一般規(guī)則對(duì)動(dòng)作功能與線路電壓有關(guān)的RCCB的適用性； </p> <p> GB16917.1-1997|家用和類似用途的帶過(guò)電流保護(hù)的剩余電流動(dòng)作斷路器(RCBO)第1部分：一般規(guī)則； </p> <p> GB16917.21-1997|家用和類似用途的帶過(guò)電流保護(hù)的剩余電流動(dòng)作斷路器(RCBO)第2.1部分：一般規(guī)則對(duì)動(dòng)作功能與線路電壓無(wú)關(guān)的RCBO的適用性； </p> <p> GB16917.22-1997|家用和類似用途的帶過(guò)電流保護(hù)的剩余電流動(dòng)作斷路器(RCBO)第2.2部分：一般規(guī)則對(duì)動(dòng)作功能與線路電壓有關(guān)的RCBO的適用性； </p> <p> GB1984-1989|交流高壓斷路器； </p> <p> GB4876-1985|交流高壓斷路器的線路充電電流開(kāi)合試驗(yàn)； </p> <p> GB7675-1987|交流高壓斷路器的開(kāi)合電容器組試驗(yàn)。塑殼斷路器的額定電流是怎樣設(shè)定的？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E,塑殼斷路器" src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477292841797/5154144.jpg"></div><p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <strong>塑殼斷路器</strong>的接線方式（三） </p> <p> 3、抽屜式接線：斷路器的進(jìn)出抽屜是由搖桿順時(shí)針或逆時(shí)針轉(zhuǎn)動(dòng)的，在主回路和二次回路中均采用了插入式結(jié)構(gòu)，省略了固定式所必須的隔離器，做到一機(jī)二用，提高了使用的經(jīng)濟(jì)性，同時(shí)給操作與維護(hù)帶來(lái)了很大的方便，增加了安全性、可靠性。特別是抽屜座的主回路觸刀座，可與NT型熔斷路器觸刀座通用，這樣在應(yīng)急狀態(tài)下可直接插入熔斷器供電。 </p> <p> 4.板前接線：這種是使用**普遍的極限方式，一般不需要特別說(shuō)明。其是指在斷路器安裝于成套裝置（開(kāi)關(guān)柜、配電柜等）時(shí)在安裝板前，即在斷路器基座的連接板上直接接電源線和負(fù)載線，用螺釘緊固的接線。 </p> <p> <br /> </p> <p> <br /> 油斷路器的原理是什么？伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E</p><p style="text-indent:25px">斷路器中插入式接線方式的介紹。伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E</p><p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <strong>塑殼斷路器</strong>各種分?jǐn)嗄芰﹃P(guān)系（二） </p> <p> 電器開(kāi)關(guān)的分?jǐn)嗄芰?</p> <p> 一般分為極限分?jǐn)嗄芰cu和運(yùn)行分?jǐn)嗄芰cs（很多微斷不分），假如Icu=60KA，那么當(dāng)線路中發(fā)生60KA的故障電流，斷路器可以安全切斷電路，而不發(fā)生觸頭熔接、等異常狀況。注意做過(guò)極限分?jǐn)嗟臄嗦菲鞑辉试S再用（往往失效了），必須更換。而如果Ics=60KA，分?jǐn)嘣撾娏骱?，斷路器允許合閘再使用，但應(yīng)急后也須更換?，F(xiàn)在很多好的斷路器可以做到Icu=Ics。當(dāng)然，對(duì)于Icu與Ics，國(guó)家有嚴(yán)格的定義與相關(guān)的試驗(yàn)，以上只是簡(jiǎn)單說(shuō)說(shuō)。 </p> <p> 一些大的系統(tǒng)的短路電流往往會(huì)很大，現(xiàn)在很多斷路器的Icu都可達(dá)100KA以上。 </p> <p> <br /> </p> <p> <br /> 伊頓穆勒 ETAON 塑殼斷路器NZMN1-M40-E</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2961585.html</p></div></div></div></div></div><div id="lk3p23r" class="page-right twoColRt"><div id="wvh33zl" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2jaxeln" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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