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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>四川省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>雅安高低壓電器,高低壓電器</p><p><span>***更新：</span>2020-11-03 08:08:45</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="b8z8q4k" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">成都皖川科技有限公司</a></p><p><span>聯(lián)系人：</span>朱成生</p><p><span>郵箱: </span>cdwckjgs@sina.com</p><p><span>電話(huà): </span>18755046999</p><p><span>傳真: </span>028_87463776</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>028-87463776</p><p><span>地址: </span>四川省成都市青羊區(qū)青羊萬(wàn)達(dá)廣場(chǎng)SOHO公寓2-2-1138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="ujqs4wg" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="lfrj97h" class="box"><p><p style="text-indent:25px">低壓電器是指工作在交流電壓小于1200V、直流電壓小于1500V的電路中，起通斷、保護(hù)、控制或調(diào)節(jié)作用的電氣設(shè)備，以及利用電能來(lái)控制，雅安高低壓電器、保護(hù)和調(diào)節(jié)非電過(guò)程和非電裝置的電氣設(shè)備。電力系統(tǒng)的負(fù)荷絕大部分是通過(guò)低壓電器供給的。電力用戶(hù)的各種生產(chǎn)機(jī)械設(shè)備，大部分是采用低壓供電。在龐大的低壓配電系統(tǒng)和低壓用電系統(tǒng)中，需要大量的控制、保護(hù)用低壓電器。低壓電器是一種能根據(jù)外界的信號(hào)和要求，手動(dòng)或自動(dòng)地接通、斷開(kāi)電路，以實(shí)現(xiàn)對(duì)電路或非電對(duì)象的切換、控制、保護(hù)、檢測(cè)、變換和調(diào)節(jié)的元件或設(shè)備?？刂齐娖靼雌涔ぷ麟妷旱母叩?，以交流1200V、直流1500V為界，可劃分為高壓控制電器和低壓控制電器兩大類(lèi)?？偟膩?lái)說(shuō)，低壓電器可以分為配電電器和控制電器兩大類(lèi)，是成套電氣設(shè)備的基本組成元件。在工業(yè)、農(nóng)業(yè)，雅安高低壓電器，雅安高低壓電器、交通、**以及人們用電部門(mén)中，大多數(shù)采用低壓供電，因此電器元件的質(zhì)量將直接影響到低壓供電系統(tǒng)的可靠性。雅安高低壓電器</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="雅安高低壓電器,高低壓電器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637044864927294922/4146485.jpg"></div><p style="text-indent:25px">其實(shí)在通常生活中我們所指的低壓電器設(shè)備是指在380/220V電網(wǎng)中承擔(dān)通斷控制的設(shè)備。低壓電器是一種能根據(jù)外界的信號(hào)和要求，手動(dòng)或自動(dòng)地接通、斷開(kāi)電路，以實(shí)現(xiàn)對(duì)電路或非電對(duì)象的切換、控制、保護(hù)、檢測(cè)、變換和調(diào)節(jié)的元件或設(shè)備?？刂齐娖靼雌涔ぷ麟妷旱母叩停越涣?000V、直流1500V為界，可劃分為高壓控制電器和低壓控制電器兩大類(lèi)。所以總的來(lái)說(shuō)，低壓電器可以分為配電電器和控制電器兩大類(lèi)，是成套電氣設(shè)備的基本組成元件。雅安高低壓電器</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="雅安高低壓電器,高低壓電器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637044864925400391/9393102.jpg"></div><p style="text-indent:25px">變壓器在電力系統(tǒng)中主要作用：主要作用是變換電壓，以利于功率的傳輸。在同一段線(xiàn)路上,傳送相同的功率, 電壓經(jīng)升壓變壓器升壓后，線(xiàn)路傳輸?shù)碾娏鳒p小,可以減少線(xiàn)路損耗，提高送電經(jīng)濟(jì)性，達(dá)到遠(yuǎn)距離送電的目的，而降壓則能滿(mǎn)足各級(jí)使用電壓的用戶(hù)需要。對(duì)于渦流的解釋是當(dāng)交流電流通過(guò)導(dǎo)線(xiàn)時(shí)，在導(dǎo)線(xiàn)周?chē)鷷?huì)產(chǎn)生交變的磁場(chǎng)。交變磁場(chǎng)中的整塊導(dǎo)體的內(nèi)部會(huì)產(chǎn)生感應(yīng)電流，由于這種感應(yīng)電流在整塊導(dǎo)體內(nèi)部自成閉合回路，很像水的旋渦，所以稱(chēng)作渦流。渦流不但會(huì)白白損耗電能，使用電設(shè)備效率降低，而且會(huì)造成用電器（如變壓器鐵芯）發(fā)熱，嚴(yán)重時(shí)將影響設(shè)備正常運(yùn)行。</p><p style="text-indent:25px">在高壓線(xiàn)路中用來(lái)實(shí)現(xiàn)關(guān)合、開(kāi)斷、保護(hù)、控制、調(diào)節(jié)、量測(cè)的設(shè)備。一般的高壓電器包括開(kāi)關(guān)電器、量測(cè)電器和限流、限壓電器。國(guó)際上公認(rèn)的高低壓電器的分界線(xiàn)交流是1kV（直流則為1500V）。為交流1kV以上為高壓電器，1kV及以下為低壓電器。有時(shí)也把變壓器列入高壓電器。高壓電器與電壓的劃分，按照老的電力安規(guī)規(guī)定，對(duì)地電壓在250v以上屬于高壓，2011年新版電力安規(guī)改為，對(duì)地電壓1000V以上屬于高壓，1000V以下屬于低壓，目前執(zhí)行的是2011的這個(gè)標(biāo)準(zhǔn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="雅安高低壓電器,高低壓電器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637044864923105469/6132507.jpg"></div><p style="text-indent:25px">低壓電器能夠依據(jù)操作信號(hào)或外界現(xiàn)場(chǎng)信號(hào)的要求，自動(dòng)或手動(dòng)地改變電路的狀態(tài)、參數(shù)，實(shí)現(xiàn)對(duì)電路或被控對(duì)象的控制、保護(hù)、測(cè)量、指示、調(diào)節(jié)。低壓電器的作用有：（1）控制作用。如電梯的上下移動(dòng)、快慢速自動(dòng)切換與自動(dòng)停層等。（2）保護(hù)作用。能根據(jù)設(shè)備的特點(diǎn)，對(duì)設(shè)備、環(huán)境、以及人身實(shí)行自動(dòng)保護(hù)，如電機(jī)的過(guò)熱保護(hù)、電網(wǎng)的短路保護(hù)、漏電保護(hù)等。（3）測(cè)量作用。利用儀表及與之相適應(yīng)的電器，對(duì)設(shè)備，電網(wǎng)或其它非電參數(shù)進(jìn)行測(cè)量，如電流、電壓、功率、轉(zhuǎn)速、溫度、濕度等。（4）調(diào)節(jié)作用。低壓電器可對(duì)一些電量和非電量進(jìn)行調(diào)整，以滿(mǎn)足用戶(hù)的要求，如柴油機(jī)油門(mén)的調(diào)整、房間溫濕度的調(diào)節(jié)、照度的自動(dòng)調(diào)節(jié)等。（5）指示作用。利用低壓電器的控制、保護(hù)等功能，檢測(cè)出設(shè)備運(yùn)行狀況與電氣電路工作情況，如絕緣監(jiān)測(cè)、保護(hù)掉牌指示等。（6）轉(zhuǎn)換作用。在用電設(shè)備之間轉(zhuǎn)換或?qū)Φ蛪弘娖?、控制電路分時(shí)投入運(yùn)行，以實(shí)現(xiàn)功能切換，如勵(lì)磁裝置手動(dòng)與自動(dòng)的轉(zhuǎn)換，供電的市電與自備電的切換等．雅安高低壓電器</p><p style="text-indent:25px">雅安高低壓電器</p><p style="text-indent:25px">隨著現(xiàn)在科學(xué)技術(shù)的發(fā)展，儀器儀表行業(yè)發(fā)生了突飛猛進(jìn)的發(fā)展，再加上當(dāng)前計(jì)算機(jī)技術(shù)、網(wǎng)絡(luò)技術(shù)的進(jìn)步和發(fā)展，組建網(wǎng)絡(luò)而構(gòu)成實(shí)用的監(jiān)控系統(tǒng)，可以提高生產(chǎn)效率和共享信息資源方向發(fā)展。當(dāng)前儀器儀表行業(yè)產(chǎn)品發(fā)展呈現(xiàn)微型化、多功能化、智能化、網(wǎng)絡(luò)化四大發(fā)展趨勢(shì)。在計(jì)算機(jī)和互聯(lián)網(wǎng)的急速發(fā)展到整個(gè)世界的背景下，儀器儀表也開(kāi)始向網(wǎng)絡(luò)化突進(jìn)，結(jié)合新的科技設(shè)備，通過(guò)廣域網(wǎng)和局域網(wǎng)直接操控儀器儀表，對(duì)公司的管理，經(jīng)營(yíng)一體化，應(yīng)用模式的分析等各大方面產(chǎn)生影響。有限責(zé)任公司（自然）企業(yè)通過(guò)網(wǎng)絡(luò)這個(gè)平臺(tái)與客戶(hù)直接的交流，突破了世界和空間的限制，行家遠(yuǎn)程操控對(duì)儀器儀表進(jìn)行維護(hù)和分析。高科技的產(chǎn)品也隨之而來(lái)。隨著手機(jī)移動(dòng)網(wǎng)絡(luò)的消費(fèi)潛力不斷隱現(xiàn)，消費(fèi)者利用手機(jī)消費(fèi)的頻率和份額逐年遞增。移動(dòng)互聯(lián)網(wǎng)所隱藏的商業(yè)價(jià)值被更多地挖掘出來(lái)之后，各種傳統(tǒng)行業(yè)（包括耐磨熱電偶，氣體檢測(cè)儀器，便攜式氣體報(bào)警控制器，雙金屬溫度計(jì)行業(yè)）的移動(dòng)網(wǎng)上平臺(tái)相繼誕生。為迎接貿(mào)易型百年未有之大變局，行家認(rèn)為，要重新定義中國(guó)在世界經(jīng)濟(jì)版圖中的地位，要順應(yīng)形勢(shì)實(shí)現(xiàn)制造升級(jí)。以華立集團(tuán)在境外開(kāi)發(fā)“中國(guó)工業(yè)園”的成功案例來(lái)闡述，跨國(guó)經(jīng)營(yíng)要成為企業(yè)主動(dòng)的戰(zhàn)略選擇，在不確定性中更好地活下去，以全球化視野看問(wèn)題，很多困惑在全球化過(guò)程中會(huì)迎刃而解。雅安高低壓電器</p><p style="text-indent:25px">成都皖川科技有限公司致力于儀器儀表，是一家貿(mào)易型的公司。公司業(yè)務(wù)涵蓋耐磨熱電偶，氣體檢測(cè)儀器，便攜式氣體報(bào)警控制器，雙金屬溫度計(jì)等，價(jià)格合理，品質(zhì)有保證。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠(chéng)信為本的理念，打造儀器儀表良好品牌。成都皖川科技立足于全國(guó)市場(chǎng)，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶(hù)的變化需求。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/1830311.html</p></div></div></div></div></div><div id="wqnk4zg" class="page-right twoColRt"><div id="3dszopm" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="nhj32li" class="recomPic likePro"><a href="http://m.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) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="sheqkbn" class="recomPic likePro"><a 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