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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="apheroa" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477292871093/5472609.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bln7ynf" 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>ETAON 塑殼斷路器NZMN4-4-VE1600,塑殼斷路器</p><p><span>***更新：</span>2021-01-23 08:06:58</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="8xkubnp" 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(huà): </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(xiàn)] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="utgdvxp" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="xmoli88" class="box"><p><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(xiàn)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(xiàn)圈和電源并聯(lián)，ETAON 塑殼斷路器NZMN4-4-VE1600。 </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)，ETAON 塑殼斷路器NZMN4-4-VE1600，ETAON 塑殼斷路器NZMN4-4-VE1600，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 /> 塑殼式低壓斷路器的選型。ETAON 塑殼斷路器NZMN4-4-VE1600</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="ETAON 塑殼斷路器NZMN4-4-VE1600,塑殼斷路器" src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477292871093/5472609.jpg"></div><p> <br /> </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（七） </p> <p> 人的分?jǐn)嗄芰?</p> <p> 分?jǐn)嗄芰Γ侨嗽诜N種情況下，作出判斷的基本能力。分段開(kāi)關(guān)和聯(lián)絡(luò)開(kāi)關(guān)的區(qū)別一、聯(lián)絡(luò)開(kāi)關(guān)顧名思義就是起聯(lián)絡(luò)作用的。主要用在兩個(gè)電源，兩臺(tái)變壓器的配電系統(tǒng)中，兩臺(tái)變壓器的主控柜分別出線(xiàn)到聯(lián)絡(luò)柜里面。聯(lián)絡(luò)柜的上，下口分別接兩臺(tái)主控的出線(xiàn)，即一個(gè)采用上口進(jìn)線(xiàn)，一個(gè)采用下口進(jìn)線(xiàn)，一般兩臺(tái)柜子要形成互鎖，不能同時(shí)使用，平時(shí)只開(kāi)其中一臺(tái)，另外一臺(tái)備用。二、分段開(kāi)關(guān)線(xiàn)路自動(dòng)分段開(kāi)關(guān)，簡(jiǎn)稱(chēng)分段開(kāi)關(guān)，是配電網(wǎng)提高可靠性和自動(dòng)化程度的一個(gè)重要設(shè)備，***的應(yīng)用于配電線(xiàn)路的分支線(xiàn)或區(qū)段線(xiàn)路上用來(lái)隔離長(zhǎng)久故障；它不具備開(kāi)斷短路故障電流的能力，不能單獨(dú)作為主保護(hù)開(kāi)關(guān)設(shè)備，只能與電源側(cè)前級(jí)開(kāi)關(guān)設(shè)備想配合，在無(wú)電流的情況下自動(dòng)分閘。 </p> <p> 它們既有相同點(diǎn)，也有各自的特點(diǎn)。 </p> <p> <br /> </p> <p> <br /> ETAON 塑殼斷路器NZMC3-A320斷路器中板前式接線(xiàn)方式的介紹。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="ETAON 塑殼斷路器NZMN4-4-VE1600,塑殼斷路器" src="https://tyunfile.71360.com/UploadFile/hzhy00290/637360477293525390/8404229.jpg"></div><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（六） </p> <p> 無(wú)論A類(lèi)或B類(lèi)斷路器，它們的運(yùn)行短路分?jǐn)嗄芰^大多數(shù)是小于它的極限短路分?jǐn)嗄芰cu的。A類(lèi)：DZ20系列Ics＝50%～77%Icu，CM1系列Ics＝58%～72%Icu，TM30系列Ics＝50%～75%Icu，(個(gè)別產(chǎn)品Ics＝Icu)。B類(lèi)：DW15系列Ics＝60%左右的Icu，(個(gè)別的如630AIcs＝Icu，但短路分?jǐn)嗄芰?400V時(shí)30kA)，DW45系列Ics＝62.5%～80%Icu。 </p> <p> 不管是A類(lèi)或B類(lèi)斷路器，只要它的Ics符合IEC947_2(或GB14048.2)標(biāo)準(zhǔn)規(guī)定的Icu百分比值都是合格產(chǎn)品。 </p> <p> 應(yīng)提到的是，所有斷路器的短路分?jǐn)嗄芰?無(wú)論是Icu還是Ics)都是周期分量有效值。在短路試驗(yàn)中的“C0”的C(close接通)的電流是峰值電流Ich。在試驗(yàn)站進(jìn)行短路分?jǐn)嘣囼?yàn)時(shí)，電壓、短路電流(有效值)和功率因數(shù)(cos)已調(diào)整好，它的接通電流也就被確定了。接通電流試驗(yàn)(“C”試驗(yàn))，是以峰值電流來(lái)考核觸頭和其他導(dǎo)電體承受的電動(dòng)斥力和熱穩(wěn)定性的能力，有什么樣的有效值電流(分?jǐn)嚯娏?，在其相應(yīng)的功率因數(shù)下，便有什么樣的峰值電流，使用者毋須去考慮峰值電流這個(gè)參數(shù)。 </p> <p> <br /> </p> <p> <br /> </p><p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 空氣斷路器的常見(jiàn)故障 </p> <p> 跳閘： </p> <p> 首先判斷跳閘的空氣開(kāi)關(guān)是家中配電箱內(nèi)的總開(kāi)關(guān)還是分路出線(xiàn)開(kāi)關(guān)。如總開(kāi)關(guān)未跳閘，只是分路開(kāi)關(guān)跳閘，則說(shuō)明大功率電器供電線(xiàn)路接線(xiàn)有問(wèn)題，即多件大功率電器接在同一分路開(kāi)關(guān)上，此類(lèi)情況，將大功率電器線(xiàn)路調(diào)整至負(fù)荷輕的分路開(kāi)關(guān)即可（建議大功率電器使用單獨(dú)的分路開(kāi)關(guān)）；如分路開(kāi)關(guān)沒(méi)跳閘，總開(kāi)關(guān)跳閘，則計(jì)算家用電器功率之和是否超出供電認(rèn)可容量，并檢查總開(kāi)關(guān)容量是否與供電認(rèn)可容量匹配。如家用電器功率之和超出供電認(rèn)可容量，則減少同時(shí)使用的家用電器數(shù)量（特別是大功率家用電器），并向供電公司申請(qǐng)用電增容；如家用電器功率之和未超出供電認(rèn)可容量，同時(shí)需要提醒的是，部分大功率電器啟動(dòng)電流較大，計(jì)算功率時(shí)應(yīng)考慮啟動(dòng)電流造成的影響。 </p> <p> <br /> </p> <p> <br /> 塑殼斷路器的基本介紹。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="ETAON 塑殼斷路器NZMN4-4-VE1600,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>塑殼斷路器</strong>的工作條件 </p> <p> ●周?chē)諝鉁囟龋?</p> <p> ○周?chē)諝鉁囟壬舷?40℃； </p> <p> ○周?chē)諝鉁囟认孪?5℃； </p> <p> ○周?chē)諝鉁囟?4h的平均值不超過(guò)+35℃。 </p> <p> ●海拔：安裝地點(diǎn)的海拔不超過(guò)2000m。 </p> <p> ●大氣條件： </p> <p> 大氣相對(duì)濕度在周?chē)諝鉁囟葹?40℃時(shí)不超過(guò)50%；在較低溫度下可以有較高的相對(duì)濕度；**濕月的月平均比較大相對(duì)濕度為90%，同時(shí)該月的月平均比較低溫度+25℃，并考慮到因溫度變化發(fā)生在產(chǎn)品表面上的凝露。 </p> <p> ●污染等級(jí)：污染等級(jí)為3級(jí)。 </p> <p> <strong>塑殼斷路器</strong>的分類(lèi) </p> <p> 低壓斷路器是按熄滅介質(zhì)的不同分類(lèi)的，利用空氣作為滅弧介質(zhì)的斷路器，稱(chēng)之為空氣斷路器（空氣開(kāi)關(guān)）；利用惰性氣體作為滅弧介質(zhì)的斷路器，稱(chēng)之為惰性氣體斷路器（惰性氣體開(kāi)關(guān)）；利用油作為滅弧介質(zhì)的斷路器，稱(chēng)之為油斷路器（油開(kāi)關(guān)）。 </p> <p> <br /> </p> <p> <br /> 塑殼斷路器，你想知道的都在這里了！伊頓穆勒 ETAON 塑殼斷路器LZMB1-S63</p><p style="text-indent:25px">建筑工地上微斷和塑殼斷路器的選用。ETAON 塑殼斷路器NZMN4-4-VE1600</p><p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 空氣斷路器的主要附件 </p> <p> 空氣斷路器的內(nèi)部附件（一） </p> <p> 輔助觸頭：輔助觸頭是斷路器主電路分、合機(jī)構(gòu)機(jī)械上連動(dòng)的觸頭，主要用于斷路器分、合狀態(tài)的顯示，接在斷路器的控制電路中通過(guò)斷路器的分合，對(duì)其相關(guān)電器實(shí)施控制或聯(lián)鎖。例如向信號(hào)燈、繼電器等輸出信號(hào)。塑殼斷路器殼架等級(jí)額定電流100A為單斷點(diǎn)轉(zhuǎn)換觸頭，225A及以上為橋式觸頭結(jié)構(gòu)，約定發(fā)熱電流為3A；殼架等級(jí)額定電流400A及以上可裝兩常開(kāi)、兩常閉，約定發(fā)熱電流為6A。操作性能次數(shù)與斷路器的操作性能總次數(shù)相同。 </p> <p> <br /> </p> <p> <br /> ETAON 塑殼斷路器NZMN4-4-VE1600</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2974198.html</p></div></div></div></div></div><div id="q7su3r8" class="page-right twoColRt"><div id="fe3as33" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="apcureb" 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" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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