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1、PAGE 鹽城恒大聚亨景園一期工程施工現(xiàn)場(chǎng)臨時(shí)用電設(shè)計(jì)施工安全專項(xiàng)方案編制人:編編制日期期:20016.7.11審核人:審審核日期期:20016.7.66審批人:審審批日期期:20116.77.6江蘇省蘇中中建設(shè)集集團(tuán)股份份有限公公司聚亨亨景園工工程項(xiàng)目目部PAGE 232TOC o 1-1 h z u HYPERLINK l _Toc467404655 目 錄 HYPERLINK l _Toc467404656 第一章主要要參考依依據(jù) PAGEREF _Toc467404656 h 1 HYPERLINK l _Toc467404657 第二章工程程概況 PAGEREF _Toc467404
2、657 h 11 HYPERLINK l _Toc467404658 第三章西側(cè)側(cè)南端配配電總箱箱用電設(shè)設(shè)計(jì) PAGEREF _Toc467404658 h 2 HYPERLINK l _Toc467404659 第四章東配配電總箱箱用電設(shè)設(shè)計(jì) PAGEREF _Toc467404659 h 344 HYPERLINK l _Toc467404660 第五章西側(cè)側(cè)北端配配電箱用用電設(shè)計(jì)計(jì) PAGEREF _Toc467404660 h 66 HYPERLINK l _Toc467404661 第六章辦公公區(qū)配電電總箱用用電設(shè)計(jì)計(jì) PAGEREF _Toc467404661 h 97 HYPER
3、LINK l _Toc467404662 第七章安全全用電技技術(shù)措施施 PAGEREF _Toc467404662 h 1000 HYPERLINK l _Toc467404663 第八章安全全用電防防火措施施 PAGEREF _Toc467404663 h 1066 HYPERLINK l _Toc467404664 第九章現(xiàn)場(chǎng)場(chǎng)安全技技術(shù)檔案案 PAGEREF _Toc467404664 h 1077 HYPERLINK l _Toc467404665 第十章安全全距離與與外電防防護(hù) PAGEREF _Toc467404665 h 1007 HYPERLINK l _Toc46740466
4、6 第十一章現(xiàn)現(xiàn)場(chǎng)臨時(shí)時(shí)用電管管理制度度 PAGEREF _Toc467404666 h 1088 HYPERLINK l _Toc467404667 第十二章觸觸電事故故的應(yīng)急急處理 PAGEREF _Toc467404667 h 1108 HYPERLINK l _Toc467404668 附:臨時(shí)用用電布置置圖 PAGEREF _Toc467404668 h 1009恒大聚亨景景園施工工現(xiàn)場(chǎng)臨臨時(shí)用電電設(shè)計(jì)施施工安全全專項(xiàng)方方案第一章主要要參考依依據(jù)1、施工藍(lán)藍(lán)圖及施施工組織織設(shè)計(jì)2、JGJJ46-20005施工工現(xiàn)場(chǎng)臨臨時(shí)用電電安全技技術(shù)規(guī)范范3、GB5501994-220144建設(shè)工
5、工程施工工現(xiàn)場(chǎng)供供用電安安全規(guī)范范4、低壓配配電設(shè)計(jì)計(jì)規(guī)范(500054-20111)5、GB668299-20008剩剩余電流流動(dòng)作保保護(hù)電器器的一般般要求6、GB338055-833安全全電壓7、JGJJ59-20111建筑筑施工安安全檢查查標(biāo)準(zhǔn)8、GB_507720-20111建設(shè)設(shè)工程施施工現(xiàn)場(chǎng)場(chǎng)消防安安全技術(shù)術(shù)規(guī)范第二章工程程概況1、工程概概況工程名稱:恒大聚亨景景園一期期工程工程地址:鹽城市市鹽瀆路路與開(kāi)放放大道交交叉口建設(shè)單位:恒大地地產(chǎn)集團(tuán)團(tuán)鹽城城城南置業(yè)業(yè)有限公公司監(jiān)理單位:江蘇科科苑建設(shè)設(shè)項(xiàng)目管管理有限限公司設(shè)計(jì)單位:江蘇筑筑原建筑筑設(shè)計(jì)有有限公司司施工單位:江蘇省省蘇中建
6、建設(shè)集團(tuán)團(tuán)股份有有限公司司建設(shè)地點(diǎn):鹽城市市鹽都區(qū)區(qū)開(kāi)放大大道與鹽鹽瀆路交交接處2、工程臨臨電設(shè)計(jì)計(jì)概況蘇中建設(shè)集集團(tuán)滁州州英仕公公館項(xiàng)目目部,根根據(jù)施工工現(xiàn)場(chǎng)情情況,因因工程量量較大,工工期緊,現(xiàn)現(xiàn)場(chǎng)安裝裝的機(jī)械械較多,施施工人員員較多,用用電量較較大的原原則,施施工現(xiàn)場(chǎng)場(chǎng)已安裝裝兩臺(tái)變變壓器分分別為6630KKVA(SL77-6330/110),根據(jù)現(xiàn)現(xiàn)場(chǎng)情況況,將施施工現(xiàn)場(chǎng)場(chǎng)施工臨臨時(shí)用電電線路,設(shè)設(shè)置三個(gè)個(gè)施工現(xiàn)現(xiàn)場(chǎng)總箱箱(配電電室),一一個(gè)辦公公區(qū)總箱箱,并分分別進(jìn)行行線路用用電設(shè)計(jì)計(jì),并對(duì)對(duì)用電線線路中的的電纜、導(dǎo)導(dǎo)線、電電器和設(shè)設(shè)備型號(hào)號(hào),進(jìn)行行規(guī)范設(shè)設(shè)計(jì)。本工程臨電電供電系系統(tǒng)
7、采用用TN-S供電電系統(tǒng),即即三相五五線制供供電,接接地電阻阻4。施工工現(xiàn)場(chǎng)的的總配電電箱和開(kāi)開(kāi)關(guān)箱應(yīng)應(yīng)至少設(shè)設(shè)置兩級(jí)級(jí)漏電保保護(hù)器,而而且兩級(jí)級(jí)漏電保保護(hù)器的的額定漏漏電動(dòng)作作電流和和漏電動(dòng)動(dòng)作時(shí)間間應(yīng)作合合理配合合,使之之具有分分級(jí)保護(hù)護(hù)的工能能。開(kāi)關(guān)關(guān)箱中必必須設(shè)置置漏電保保護(hù)器,施施工現(xiàn)場(chǎng)場(chǎng)所有用用電設(shè)備備,除作作保護(hù)接接零外,必必須在設(shè)設(shè)備負(fù)荷荷的首端端,安裝裝漏電保保護(hù)器。保保護(hù)器必必須負(fù)荷荷國(guó)標(biāo)要要求,即即額定漏漏電動(dòng)作作電流30mmA,額額定漏電電動(dòng)作時(shí)時(shí)間應(yīng)小小于0.1S。在在潮濕場(chǎng)場(chǎng)所額定定漏電動(dòng)動(dòng)作電流流15mmA,額額定漏電電動(dòng)作時(shí)時(shí)間應(yīng)小小于0.1S。配電箱、開(kāi)開(kāi)關(guān)箱
8、應(yīng)應(yīng)裝設(shè)端端正、牢牢固。固固定式配配電箱、開(kāi)開(kāi)關(guān)箱的的中心點(diǎn)點(diǎn)離地面面的垂直直距離應(yīng)應(yīng)為1.4-11.6mm。移動(dòng)動(dòng)式配電電箱、開(kāi)開(kāi)關(guān)箱應(yīng)應(yīng)裝在固固定、穩(wěn)穩(wěn)定的支支架上,其其中心點(diǎn)點(diǎn)與地面面的垂直直距離宜宜為0.8-11.6mm。配電電箱、開(kāi)開(kāi)關(guān)箱的的導(dǎo)線的的進(jìn)出線線必須設(shè)設(shè)置在箱箱體的下下底面。分配電箱與與開(kāi)關(guān)箱箱的設(shè)置置原則:根據(jù)規(guī)規(guī)范要求求,分配配電箱與與開(kāi)關(guān)箱箱的距離離不得超超過(guò)300m,開(kāi)開(kāi)關(guān)箱與與其控制制的固定定式用電電設(shè)備間間的水平平距離不不宜超過(guò)過(guò)3m。在施工安裝裝時(shí),電電纜型號(hào)號(hào),導(dǎo)線線型號(hào),設(shè)設(shè)備型號(hào)號(hào)可參考考設(shè)計(jì),可可以進(jìn)行行等效替替換,但但此設(shè)計(jì)計(jì)線路和和設(shè)備的的型號(hào),
9、可可作為施施工等效效替換參參考的重重要依據(jù)據(jù)。在最最大用電電情況下下,用電電總量不不得超越越設(shè)計(jì)的的用電總總量,不不得超變變壓器的的最大容容量,若若施工中中需要調(diào)調(diào)整機(jī)械械類型、數(shù)數(shù)量和額額定功率率時(shí),必必須參照照臨電方方案的配配電線路路,進(jìn)行行適當(dāng)?shù)牡恼{(diào)整,根根據(jù)施工工現(xiàn)場(chǎng)及及配電總總箱間的的距離遠(yuǎn)遠(yuǎn)近和施施工機(jī)械械多少,可可適當(dāng)增增減二級(jí)級(jí)分箱,其其各干線線上的總總功率不不得超此此設(shè)計(jì)要要求。所有配電線線路中的的箱配電電箱,應(yīng)應(yīng)在門(mén)上上外側(cè)要要有編號(hào)號(hào),箱內(nèi)內(nèi)空氣開(kāi)開(kāi)關(guān)、漏漏電保護(hù)護(hù)器要標(biāo)標(biāo)識(shí)使用用設(shè)備及及部位,停停用的設(shè)設(shè)備應(yīng)拉拉閘斷電電,鎖好好開(kāi)關(guān)箱箱。確保保所有標(biāo)標(biāo)識(shí)要按按規(guī)范及及標(biāo)
10、化要要求的完完善,便便于檢查查和安全全操作。蘇中建設(shè)集集團(tuán)滁州州英仕公公館項(xiàng)目目本著用用電安全全考慮,編編制了本本工程施施工現(xiàn)場(chǎng)場(chǎng)臨時(shí)用用電專項(xiàng)項(xiàng)施工方方案如下下:第三章西側(cè)側(cè)南端配配電總箱箱用電設(shè)設(shè)計(jì)(一)西側(cè)側(cè)南端配配電室總總箱施工工現(xiàn)場(chǎng)用用電量統(tǒng)統(tǒng)計(jì)表序號(hào)設(shè)備名稱銘牌功率(kW)安裝功率(kW)數(shù)量合計(jì)功率(kW)1雙籠電梯44.00044.0005220.0002干粉砂漿攪攪拌機(jī)5.505.50527.5003振搗棒1.101.1066.604交流電焊機(jī)機(jī)_BXX3-1120-11.82kkVA0.5210.525混凝土磨光光機(jī)型號(hào)號(hào):TZZL3-SM-800.750.7553.756
11、QTZ400江蘇騰騰源31.70040.100140.1007木工圓鋸_MJ11065.505.5015.508消防泵30.00030.000260.0009插入式振動(dòng)動(dòng)器_ZZX500C1.101.1044.4010交流電焊機(jī)機(jī)_BXX3-1120-10.37kkVA0.1130.3311QTZ400江蘇建建友27.80035.166135.16612QTZ633A江蘇蘇建友21.80027.588127.58813QTZ800A上海海吳淞37.00046.800146.80014交流電焊機(jī)機(jī)_BXX3-1120-10.08kkVA0.0210.0215鋼筋調(diào)直切切斷機(jī)_GT44/1444.
12、004.0014.0016鋼筋切斷機(jī)機(jī)5.505.5015.5017鋼筋彎曲機(jī)機(jī)_GWW403.003.0013.0018鋼筋彎曲機(jī)機(jī)_WJJ403.003.0013.0019鋼筋彎曲機(jī)機(jī)2.502.5012.5020合計(jì)496.225999(二)設(shè)計(jì)計(jì)內(nèi)容和和步驟1、現(xiàn)場(chǎng)勘勘探及初初步設(shè)計(jì)計(jì)(1)本工工程所在在施工現(xiàn)現(xiàn)場(chǎng)范圍圍內(nèi)無(wú)各各種埋地地管線。(2)現(xiàn)場(chǎng)場(chǎng)采用3380VV低壓供供電,設(shè)設(shè)一配電電總箱,內(nèi)內(nèi)有計(jì)量量設(shè)備,采采用TNN-S系系統(tǒng)供電電。(3)根據(jù)據(jù)施工現(xiàn)現(xiàn)場(chǎng)用電電設(shè)備布布置情況況,總線線采用電電纜線空空氣明敷敷,干11(1#樓)采采用電纜纜線空氣氣明敷,干干2(2#樓)采采用
13、電纜纜線空氣氣明敷,干干3(4#樓)采采用電纜纜線空氣氣明敷,干干4(7#樓)采采用電纜纜線空氣氣明敷,干干5(8#樓)采采用電纜纜線空氣氣明敷,分分1(升降降機(jī))采采用電纜纜線空氣氣明敷,分分2(樓層層)采用用電纜線線空氣明明敷,分分3(塔吊吊)采用用電纜線線空氣明明敷,分分4(圓盤(pán)盤(pán)鋸)采用電電纜線空空氣明敷敷,分55采用電電纜線空空氣明敷敷,分66(升降降機(jī))采采用電纜纜線空氣氣明敷,分分7(2#樓層層)采用用電纜線線空氣明明敷,分分8(2#樓塔塔吊)采采用電纜纜線空氣氣明敷,分分9(4#樓升升降機(jī))采采用電纜纜線空氣氣明敷,分分10(4#樓層層)采用用電纜線線空氣明明敷,分分11(4#
14、樓塔塔吊)采采用導(dǎo)線線架空敷敷設(shè),分分12(7#塔吊吊)采用用電纜線線空氣明明敷,分分13(7#樓層層)采用用電纜線線空氣明明敷,分分14(7#升降降機(jī))采采用電纜纜線空氣氣明敷,分分15(8#樓鋼鋼筋加工工)采用用電纜線線空氣明明敷,分分16(8#樓升升降機(jī))采采用電纜纜線空氣氣明敷,分分17(8#樓層層)采用用電纜線線空氣明明敷,布布置位置置及線路路走向參參見(jiàn)臨時(shí)時(shí)配電系系統(tǒng)圖及及現(xiàn)場(chǎng)平平面圖,采采用三級(jí)級(jí)配電,兩兩極防護(hù)護(hù)。(4)按照照J(rèn)GGJ466-20005規(guī)規(guī)定制定定施工組組織設(shè)計(jì)計(jì),接地地電阻RR4。2、確定用用電負(fù)荷荷(1)雙籠籠電梯組組Kx = 0.330,Coss = 0.
15、770,tg = 1.002Pjs = KxxPe = 0.330 44.00 = 113.220kWWQjs = Pjjsttg = 113.220 1.002 = 133.477kVaar(2)干粉粉砂漿攪攪拌機(jī)組組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 5.550 = 3.85kkWQjs = Pjjsttg = 33.855 11.088 = 4.115kVVar(3)振搗搗棒組Kx = 0.770,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.770 1.110 = 0.77kkWQj
16、s = Pjjsttg = 00.777 11.022 = 0.779kVVar(4)振搗搗棒組Kx = 0.770,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.022 = 0.779kVVar(5)交流流電焊機(jī)機(jī)_BXX3-1120-1組Kx = 0.445,Coss = 0.445,tg = 1.998將Jc = 400%統(tǒng)一一換算到到Jc = 1000%的額額定容量量Pe = n(Jc/Jc11)1/22Pn = 1(0.440/11.000)1/200.822 =
17、 0.552kWWPjs = KxxPe = 0.445 0.552 = 0.23kkWQjs = Pjjsttg = 00.233 11.988 = 0.446kVVar(6)混凝凝土磨光光機(jī)型號(hào)號(hào):TZZL3-SM-80組組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 0.775 = 0.52kkWQjs = Pjjsttg = 00.522 11.088 = 0.557kVVar(7)QTTZ400江蘇騰騰源組Kx = 0.220,Coss = 0.770,tg = 1.002將Jc = 400%統(tǒng)一一換算到到Jc = 25%
18、的額定定容量Pe = n(Jc/Jc11)1/22Pn = 1(0.440/00.255)1/2331.770 = 400.100kWPjs = KxxPe = 0.220 40.10 = 88.022kWQjs = Pjjsttg = 88.022 11.022 = 8.118kVVar(8)木工工圓鋸_MJ1106組組Kx = 0.770,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.770 5.550 = 3.85kkWQjs = Pjjsttg = 33.855 11.022 = 3.993kVVar(9)消防防泵組Kx = 0.770,Coss = 0
19、.770,tg = 1.002Pjs = KxxPe = 0.770 30.00 = 221.000kWWQjs = Pjjsttg = 221.000 1.002 = 211.422kVaar(10)雙雙籠電梯梯組Kx = 0.330,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.330 44.00 = 113.220kWWQjs = Pjjsttg = 113.220 1.002 = 133.477kVaar(11)干干粉砂漿漿攪拌機(jī)機(jī)組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 5.550 =
20、 3.85kkWQjs = Pjjsttg = 33.855 11.088 = 4.115kVVar(12)插插入式振振動(dòng)器_ZX550C組組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.088 = 0.883kVVar(13)振振搗棒組組Kx = 0.770,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.022 = 0.779kV
21、Var(14)交交流電焊焊機(jī)_BBX3-1200-1組組Kx = 0.445,Coss = 0.445,tg = 1.998將Jc = 400%統(tǒng)一一換算到到Jc = 1000%的額額定容量量Pe = n(Jc/Jc11)1/22Pn = 1(0.440/11.000)1/200.177 = 0.111kWWPjs = KxxPe = 0.445 0.111 = 0.05kkWQjs = Pjjsttg = 00.055 11.988 = 0.009kVVar(15)混混凝土磨磨光機(jī)型型號(hào):TTZL33-SMM-800組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs
22、 = KxxPe = 0.770 0.775 = 0.52kkWQjs = Pjjsttg = 00.522 11.088 = 0.557kVVar(16)QQTZ440江蘇蘇建友組組Kx = 0.330,Coss = 0.770,tg = 1.002將Jc = 400%統(tǒng)一一換算到到Jc = 25%的額定定容量Pe = n(Jc/Jc11)1/22Pn = 1(0.440/00.255)1/2227.880 = 355.166kWPjs = KxxPe = 0.330 35.16 = 110.555kWWQjs = Pjjsttg = 110.555 1.002 = 100.766kVaar
23、(17)雙雙籠電梯梯組Kx = 0.330,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.330 44.00 = 113.220kWWQjs = Pjjsttg = 113.220 1.002 = 133.477kVaar(18)干干粉砂漿漿攪拌機(jī)機(jī)組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 5.550 = 3.85kkWQjs = Pjjsttg = 33.855 11.088 = 4.115kVVar(19)插插入式振振動(dòng)器_ZX550C組組Kx = 0.770,Coss = 0.668,tg
24、 = 1.008Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.088 = 0.883kVVar(20)振振搗棒組組Kx = 0.770,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.022 = 0.779kVVar(21)交交流電焊焊機(jī)_BBX3-1200-1組組Kx = 0.445,Coss = 0.445,tg = 1.998將Jc = 400%統(tǒng)一一換算到到Jc = 1000%的額額定容量量P
25、e = n(Jc/Jc11)1/22Pn = 1(0.440/11.000)1/200.177 = 0.111kWWPjs = KxxPe = 0.445 0.111 = 0.05kkWQjs = Pjjsttg = 00.055 11.988 = 0.009kVVar(22)混混凝土磨磨光機(jī)型型號(hào):TTZL33-SMM-800組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 0.775 = 0.52kkWQjs = Pjjsttg = 00.522 11.088 = 0.557kVVar(23)QQTZ663A江江蘇建友友組Kx =
26、 0.330,Coss = 0.770,tg = 1.002將Jc = 400%統(tǒng)一一換算到到Jc = 25%的額定定容量Pe = n(Jc/Jc11)1/22Pn = 1(0.440/00.255)1/2221.880 = 277.588kWPjs = KxxPe = 0.330 27.58 = 88.277kWQjs = Pjjsttg = 88.277 11.022 = 8.444kVVar(24)QQTZ880A上上海吳淞淞組Kx = 0.330,Coss = 0.770,tg = 1.002將Jc = 400%統(tǒng)一一換算到到Jc = 25%的額定定容量Pe = n(Jc/Jc11)1
27、/22Pn = 1(0.440/00.255)1/2337.000 = 466.800kWPjs = KxxPe = 0.330 46.80 = 114.004kWWQjs = Pjjsttg = 114.004 1.002 = 144.322kVaar(25)振振搗棒組組Kx = 0.770,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.022 = 0.779kVVar(26)交交流電焊焊機(jī)_BBX3-1200-1組組Kx = 0.445,Coss = 0.445,tg
28、= 1.998將Jc = 400%統(tǒng)一一換算到到Jc = 1000%的額額定容量量Pe = n(Jc/Jc11)1/22Pn = 1(0.440/11.000)1/200.044 = 0.002kWWPjs = KxxPe = 0.445 0.002 = 0.01kkWQjs = Pjjsttg = 00.011 11.988 = 0.002kVVar(27)插插入式振振動(dòng)器_ZX550C組組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.088 = 0
29、.883kVVar(28)混混凝土磨磨光機(jī)型型號(hào):TTZL33-SMM-800組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 0.775 = 0.52kkWQjs = Pjjsttg = 00.522 11.088 = 0.557kVVar(29)雙雙籠電梯梯組Kx = 0.330,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.330 44.00 = 113.220kWWQjs = Pjjsttg = 113.220 1.002 = 133.477kVaar(30)干干粉砂漿漿攪拌機(jī)機(jī)組Kx = 0.
30、770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 5.550 = 3.85kkWQjs = Pjjsttg = 33.855 11.088 = 4.115kVVar(31)鋼鋼筋調(diào)直直切斷機(jī)機(jī)_GTT4/114組Kx = 0.770,Coss = 0.440,tg = 2.229Pjs = KxxPe = 0.770 4.000 = 2.80kkWQjs = Pjjsttg = 22.800 22.299 = 6.442kVVar(32)鋼鋼筋切斷斷機(jī)組Kx = 0.770,Coss = 0.440,tg = 2.229Pjs = KxxPe = 0
31、.770 5.550 = 3.85kkWQjs = Pjjsttg = 33.855 22.299 = 8.882kVVar(33)鋼鋼筋彎曲曲機(jī)_GGW400組Kx = 0.770,Coss = 0.440,tg = 2.229Pjs = KxxPe = 0.770 3.000 = 2.10kkWQjs = Pjjsttg = 22.100 22.299 = 4.881kVVar(34)鋼鋼筋彎曲曲機(jī)_WWJ400組Kx = 0.770,Coss = 0.440,tg = 2.229Pjs = KxxPe = 0.770 3.000 = 2.10kkWQjs = Pjjsttg = 22.1
32、00 22.299 = 4.881kVVar(35)鋼鋼筋彎曲曲機(jī)組Kx = 0.770,Coss = 0.440,tg = 2.229Pjs = KxxPe = 0.770 2.550 = 1.75kkWQjs = Pjjsttg = 11.755 22.299 = 4.001kVVar(36)雙雙籠電梯梯組Kx = 0.330,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.330 44.00 = 113.220kWWQjs = Pjjsttg = 113.220 1.002 = 133.477kVaar(37)消消防泵組組Kx = 0.770,Coss =
33、0.770,tg = 1.002Pjs = KxxPe = 0.770 30.00 = 221.000kWWQjs = Pjjsttg = 221.000 1.002 = 211.422kVaar(38)干干粉砂漿漿攪拌機(jī)機(jī)組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 5.550 = 3.85kkWQjs = Pjjsttg = 33.855 11.088 = 4.115kVVar(39)插插入式振振動(dòng)器_ZX550C組組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 1
34、.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.088 = 0.883kVVar(40)振振搗棒組組Kx = 0.770,Coss = 0.770,tg = 1.002Pjs = KxxPe = 0.770 1.110 = 0.77kkWQjs = Pjjsttg = 00.777 11.022 = 0.779kVVar(41)交交流電焊焊機(jī)_BBX3-1200-1組組Kx = 0.445,Coss = 0.445,tg = 1.998將Jc = 400%統(tǒng)一一換算到到Jc = 1000%的額額定容量量Pe = n(Jc/Jc11)1/22Pn = 1(0.44
35、0/11.000)1/200.177 = 0.111kWWPjs = KxxPe = 0.445 0.111 = 0.05kkWQjs = Pjjsttg = 00.055 11.988 = 0.009kVVar(42)混混凝土磨磨光機(jī)型型號(hào):TTZL33-SMM-800組Kx = 0.770,Coss = 0.668,tg = 1.008Pjs = KxxPe = 0.770 0.775 = 0.52kkWQjs = Pjjsttg = 00.522 11.088 = 0.557kVVar(43)總總的計(jì)算算負(fù)荷計(jì)計(jì)算,干干線同期期系數(shù)取取 Kx = 0.990總的有功功功率Pjs = 1.
36、1KKxPPjs = 1.100.900(113.220+33.855+0.77+0.777+00.233+0.52+8.002+33.855+211.000+133.200+3.85+0.777+00.777+0.05+0.552+110.555+113.220+33.855+0.77+0.777+00.055+0.52+8.227+114.004+00.777+0.01+0.777+00.522+133.200+3.85+2.880+33.855+2.10+2.110+11.755+133.200+211.000+3.85+0.777+00.777+0.05+0.552) = 1193.3
37、4kkW總的無(wú)功功功率Qjs =1.11KxxQQjs = 1.100.900(113.447+44.155+0.79+0.779+00.466+0.57+8.118+33.933+211.422+133.477+4.15+0.883+00.799+0.09+0.557+110.776+113.447+44.155+0.83+0.779+00.099+0.57+8.444+114.332+00.799+0.02+0.883+00.577+133.477+4.15+6.442+88.822+4.81+4.881+44.011+133.477+211.422+4.15+0.883+00.799+0
38、.09+0.557) = 2214.90kkVarr總的視在功功率Sjs = (PPjs2+Qjss2)1/22 = (1993.3342+2114.9902)1/22 = 2899.077kVAA總的計(jì)算電電流計(jì)算算Ijs = Sjjs/(1.7732Ue) = 2889.007/(1.77320.338) = 4439.22AA3、選擇變變壓器根據(jù)計(jì)算的的總的視視在功率率選擇SSL7-4000/100型三相相電力變變壓器,它它的容量量為4000.000kVVA2899.077kVAA1.220(增增容系數(shù)數(shù))能夠滿滿足使用用要求,其其高壓側(cè)側(cè)電壓為為10.00kkV同施施工現(xiàn)場(chǎng)場(chǎng)外的高高壓
39、架空空線路的的電壓級(jí)級(jí)別一致致。4、選擇總總箱的進(jìn)進(jìn)線截面面及進(jìn)線線開(kāi)關(guān)(1)選擇擇導(dǎo)線截截面: ii) 按按安全載載流量:上面已經(jīng)計(jì)計(jì)算出總總計(jì)算電電流Ijs = 4339.222A iii) 按允許許電壓降降: S = 1.1KKx(PL)/CU = 1.1 0.9901139662.114/(77.005.000) = 335.990mmm2 iiii) 根據(jù)據(jù)前面兩兩條:電纜線空氣氣明敷,銅芯聚氯乙烯絕緣電纜線VV3300+2150,其安全載流量為474A,截面面積300mm2,能夠滿足使用要求。(2)選擇擇總進(jìn)線線開(kāi)關(guān):DZ110-8800/3,其其脫扣器器整定電電流值為為Ir =
40、6000A。(3)選擇擇總箱中中漏電保保護(hù)器:ZBMM1-6630/5000。5、干1(1#樓)線線路上導(dǎo)導(dǎo)線截面面及分配配箱、開(kāi)開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)設(shè)備選擇擇在選擇前應(yīng)應(yīng)對(duì)照平平面圖和和系統(tǒng)圖圖先由用用電設(shè)備備至開(kāi)關(guān)關(guān)箱計(jì)算算,再由由開(kāi)關(guān)箱箱至分配配箱計(jì)算算,選擇擇導(dǎo)線及及開(kāi)關(guān)設(shè)設(shè)備。分分1(升降降機(jī))至至開(kāi)關(guān)箱箱,開(kāi)關(guān)關(guān)箱至用用電設(shè)備備采用銅銅芯聚氯氯乙烯絕絕緣電纜纜線空氣氣明敷。分2(樓層)至開(kāi)關(guān)箱,開(kāi)關(guān)箱至用電設(shè)備采用銅芯聚氯乙烯絕緣電纜線空氣明敷。分3(塔吊)至開(kāi)關(guān)箱,開(kāi)關(guān)箱至用電設(shè)備采用銅芯聚氯乙烯絕緣電纜線空氣明敷。(1)雙籠籠電梯開(kāi)開(kāi)關(guān)箱至至雙籠電電梯導(dǎo)線線截面及及開(kāi)關(guān)箱箱內(nèi)電氣氣
41、設(shè)備選選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.770Ijs = KxxPe/(11.7332UUeCoos) = 1.00444.000/(11.733200.3880.70) = 95.50AAii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.01132.00/(777.0005.00) = 0.334mmm2選擇BX-316+26,空氣氣明敷時(shí)時(shí)其安全全載流量量為1110A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ10-2500/3,其其脫扣器器整定電電流值為為Ir = 2000A。漏電保護(hù)器器為DZZ10LL-1000/33。(2)干粉粉砂漿
42、攪攪拌機(jī)開(kāi)開(kāi)關(guān)箱至至干粉砂砂漿攪拌拌機(jī)導(dǎo)線線截面及及開(kāi)關(guān)箱箱內(nèi)電氣氣設(shè)備選選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.668Ijs = KxxPe/(11.7332UUeCoos) = 1.005.50/(1.73220.380.668) = 112.229Aii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.0116.550/(77.005.000) = 00.044mm22選擇BX-31+226,空氣氣明敷時(shí)時(shí)其安全全載流量量為211A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ5-220/3330,其其脫扣器器整定電電流值為為Ir = 16AA。漏電
43、保護(hù)器器為ZBBM1-1000/166。(3)振搗搗棒開(kāi)關(guān)關(guān)箱至振振搗棒導(dǎo)導(dǎo)線截面面及開(kāi)關(guān)關(guān)箱內(nèi)電電氣設(shè)備備選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.770Ijs = KxxPe/(11.7332UUeCoos) = 1.001.10/(1.73220.380.770) = 22.399Aii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.033.300/(777.00055.000) = 0.01mmm2選擇BX-31+226,空氣氣明敷時(shí)時(shí)其安全全載流量量為211A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ5-220/3330,其其脫扣器器整定電電
44、流值為為Ir = 16AA。漏電保護(hù)器器為ZBBM1-63/10。(4)振搗搗棒開(kāi)關(guān)關(guān)箱至振振搗棒導(dǎo)導(dǎo)線截面面及開(kāi)關(guān)關(guān)箱內(nèi)電電氣設(shè)備備選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.770Ijs = KxxPe/(11.7332UUeCoos) = 1.001.10/(1.73220.380.770) = 22.399Aii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.033.300/(777.00055.000) = 0.01mmm2選擇BX-31+226,空氣氣明敷時(shí)時(shí)其安全全載流量量為211A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ5-220/33
45、30,其其脫扣器器整定電電流值為為Ir = 16AA。漏電保護(hù)器器為ZBBM1-63/10。(5)交流流電焊機(jī)機(jī)_BXX3-1120-1開(kāi)關(guān)關(guān)箱至交交流電焊焊機(jī)_BBX3-1200-1導(dǎo)導(dǎo)線截面面及開(kāi)關(guān)關(guān)箱內(nèi)電電氣設(shè)備備選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.445Ijs = KxxPe/(11.7332UUeCoos) = 1.000.52/(1.73220.380.445) = 11.766Aii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.022.466/(777.00055.000) = 0.01mmm2選擇BX-31+226,空氣氣明敷時(shí)時(shí)其安全全載
46、流量量為211A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ5-220/3330,其其脫扣器器整定電電流值為為Ir = 16AA。漏電保護(hù)器器為ZBBM1-63/10。(6)混凝凝土磨光光機(jī)型號(hào)號(hào):TZZL3-SM-80開(kāi)開(kāi)關(guān)箱至至混凝土土磨光機(jī)機(jī)型號(hào):TTZL33-SMM-800導(dǎo)線截截面及開(kāi)開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)設(shè)備選擇擇i)計(jì)算電電流Kx取 11.0,Coss = 0.668Ijs = KxxPe/(11.7332UUeCoos) = 1.000.75/(1.73220.380.668) = 11.688Aii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.022.
47、255/(777.00055.000) = 0.01mmm2選擇BX-31+116+111,空氣氣明敷時(shí)時(shí)其安全全載流量量為211A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ5-220/3330,其其脫扣器器整定電電流值為為Ir = 16AA。漏電保護(hù)器器為ZBBM1-63/10。(7)QTTZ400江蘇騰騰源開(kāi)關(guān)關(guān)箱至QQTZ440江蘇蘇騰源導(dǎo)導(dǎo)線截面面及開(kāi)關(guān)關(guān)箱內(nèi)電電氣設(shè)備備選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.770Ijs = KxxPe/(11.7332UUeCoos) = 1.00400.1/(1.73220.380.770) = 887.004Aii)選
48、擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.0995.110/(77.005.000) = 00.255mm22選擇BX-316+26,空氣氣明敷時(shí)時(shí)其安全全載流量量為1110A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ10-2500/3,其其脫扣器器整定電電流值為為Ir = 2000A。漏電保護(hù)器器為DZZ10LL-1000/33。(8)分11(升降降機(jī))至至第1組電機(jī)機(jī)的開(kāi)關(guān)關(guān)箱的導(dǎo)導(dǎo)線截面面及分配配箱內(nèi)開(kāi)開(kāi)關(guān)的選選擇i)Ijss = 95.50AAii)選擇擇導(dǎo)線選擇VV3335+216,空空氣明敷敷時(shí)其安安全載流流量為1115AA。室外外架空銅銅芯電纜纜線
49、按機(jī)機(jī)械強(qiáng)度度的最小小截面為為10mmm2,滿足足要求。iii)選選擇電氣氣設(shè)備選擇分配箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ10-2500/3,其其脫扣器器整定電電流值為為Ir = 2000A。(9)分22(樓層層)至第第1組電機(jī)機(jī)的開(kāi)關(guān)關(guān)箱的導(dǎo)導(dǎo)線截面面及分配配箱內(nèi)開(kāi)開(kāi)關(guān)的選選擇i)Ijss = 5.776Aii)選擇擇導(dǎo)線選擇VV334+222.55,空氣氣明敷時(shí)時(shí)其安全全載流量量為300A。室室外架空空銅芯電電纜線按按機(jī)械強(qiáng)強(qiáng)度的最最小截面面為100mm22,滿足足要求。iii)選選擇電氣氣設(shè)備選擇分配箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ5-220/3330,其其脫扣器器整定電電流值為為Ir = 16AA。(10)分分
50、3(塔吊吊)至第第1組電機(jī)機(jī)的開(kāi)關(guān)關(guān)箱的導(dǎo)導(dǎo)線截面面及分配配箱內(nèi)開(kāi)開(kāi)關(guān)的選選擇i)Ijss = 87.04AAii)選擇擇導(dǎo)線選擇VV3325+216,空空氣明敷敷時(shí)其安安全載流流量為994A。室室外架空空銅芯電電纜線按按機(jī)械強(qiáng)強(qiáng)度的最最小截面面為100mm22,滿足足要求。iii)選選擇電氣氣設(shè)備選擇分配箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ10-2500/3,其其脫扣器器整定電電流值為為Ir = 2000A。(11)分分1(升降降機(jī))進(jìn)進(jìn)線及進(jìn)進(jìn)線開(kāi)關(guān)關(guān)的選擇擇i)計(jì)算電電流Kx = 0.770,Coss = 0.660Ijs =1.11 KKxPPe/(11.7332UUeCoos) = 1.110.70
51、(444.0001+5.55011)/(1.77320.33800.600) = 966.522Aii)選擇擇導(dǎo)線按允許電壓壓降:S =1.1 Kx(PL)/CU = 1.100.7001448.550/(77.005.000) = 00.300mm22選擇VV3325+216,空空氣明敷敷時(shí)其安安全載流流量為994A。室室外架空空銅芯電電纜線按按機(jī)械強(qiáng)強(qiáng)度的最最小截面面為100mm22,滿足足要求。iii)選選擇電氣氣設(shè)備選擇分配箱箱進(jìn)線開(kāi)開(kāi)關(guān)為DDZ100-2550/33,其脫脫扣器整整定電流流值為IIr = 2000A。漏電保護(hù)器器為DZZ10LL-1000/33。(12)分分2(樓層層
52、)進(jìn)線線及進(jìn)線線開(kāi)關(guān)的的選擇i)計(jì)算電電流Kx = 0.770,Coss = 0.660Ijs =1.11 KKxPPe/(11.7332UUeCoos) = 1.110.70(1.101+11.1001+0.55211+0.751)/(1.73220.380.660) = 66.766Aii)選擇擇導(dǎo)線按允許電壓壓降:S =1.1 Kx(PL)/CU = 1.100.700100.400/(777.00055.000) = 0.02mmm2選擇VV334+222.55,空氣氣明敷時(shí)時(shí)其安全全載流量量為300A。室室外架空空銅芯電電纜線按按機(jī)械強(qiáng)強(qiáng)度的最最小截面面為100mm22,滿足足要求。
53、iii)選選擇電氣氣設(shè)備選擇分配箱箱進(jìn)線開(kāi)開(kāi)關(guān)為DDZ5-20/3300,其脫脫扣器整整定電流流值為IIr = 16AA。漏電保護(hù)器器為ZBBM1-63/10。(13)分分3(塔吊吊)進(jìn)線線及進(jìn)線線開(kāi)關(guān)的的選擇i)計(jì)算電電流Kx = 0.770,Coss = 0.660Ijs =1.11 KKxPPe/(11.7332UUeCoos) = 1.110.70(400.1001)/(11.733200.3880.60) = 78.19AA由于計(jì)算電電流小于于該分配配箱下支支線電流流,所以以取最大大支線電電流值:87.04AAii)選擇擇導(dǎo)線按允許電壓壓降:S =1.1 Kx(PL)/CU = 1.
54、100.7001220.229/(77.005.000) = 00.244mm22選擇VV3325+216,空空氣明敷敷時(shí)其安安全載流流量為994A。室室外架空空銅芯電電纜線按按機(jī)械強(qiáng)強(qiáng)度的最最小截面面為100mm22,滿足足要求。iii)選選擇電氣氣設(shè)備選擇分配箱箱進(jìn)線開(kāi)開(kāi)關(guān)為DDZ100-2550/33,其脫脫扣器整整定電流流值為IIr = 2000A。漏電保護(hù)器器為DZZ10LL-1000/33。(14)干干1(1#樓)導(dǎo)導(dǎo)線截面面及出線線開(kāi)關(guān)的的選擇i)選擇導(dǎo)導(dǎo)線截面面按導(dǎo)線安全全載流量量:Kx = 0.770,Coss = 0.660Ijs =1.11 KKxPPe/(11.7332
55、UUeCoos) = 1.110.7093.07/(1.73220.380.660) = 1181.47AA按允許電壓壓降:S =1.1 Kx(PL)/CU = 1.100.70026633.75/(777.0005.00) = 5.227mmm2選擇VV3395+250,空空氣明敷敷時(shí)其安安全載流流量為2222AA。室外外架空銅銅芯電纜纜線按機(jī)機(jī)械強(qiáng)度度的最小小截面為為10mmm2,滿足足要求。ii)選擇擇出線開(kāi)開(kāi)關(guān)干1(1#樓)出出線開(kāi)關(guān)關(guān)選擇DDZ100-2550/33,其脫脫扣器整整定電流流值為IIr = 2000A。6、干2(2#樓)線線路上導(dǎo)導(dǎo)線截面面及分配配箱、開(kāi)開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)
56、設(shè)備選擇擇在選擇前應(yīng)應(yīng)對(duì)照平平面圖和和系統(tǒng)圖圖先由用用電設(shè)備備至開(kāi)關(guān)關(guān)箱計(jì)算算,再由由開(kāi)關(guān)箱箱至分配配箱計(jì)算算,選擇擇導(dǎo)線及及開(kāi)關(guān)設(shè)設(shè)備。分分4(圓盤(pán)盤(pán)鋸)至開(kāi)關(guān)關(guān)箱,開(kāi)開(kāi)關(guān)箱至至用電設(shè)設(shè)備采用用銅芯聚聚氯乙烯烯絕緣電電纜線空空氣明敷敷。分55至開(kāi)關(guān)關(guān)箱,開(kāi)開(kāi)關(guān)箱至至用電設(shè)設(shè)備采用用銅芯聚聚氯乙烯烯絕緣電電纜線空空氣明敷敷。分66(升降降機(jī))至至開(kāi)關(guān)箱箱,開(kāi)關(guān)關(guān)箱至用用電設(shè)備備采用銅銅芯聚氯氯乙烯絕絕緣電纜纜線空氣氣明敷。分分7(2#樓層層)至開(kāi)開(kāi)關(guān)箱,開(kāi)開(kāi)關(guān)箱至至用電設(shè)設(shè)備采用用銅芯聚聚氯乙烯烯絕緣電電纜線空空氣明敷敷。分88(2#樓塔塔吊)至至開(kāi)關(guān)箱箱,開(kāi)關(guān)關(guān)箱至用用電設(shè)備備采用銅銅芯聚氯
57、氯乙烯絕絕緣電纜纜線空氣氣明敷。(1)木工工圓鋸_MJ1106開(kāi)開(kāi)關(guān)箱至至木工圓圓鋸_MMJ1006導(dǎo)線線截面及及開(kāi)關(guān)箱箱內(nèi)電氣氣設(shè)備選選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.770Ijs = KxxPe/(11.7332UUeCoos) = 1.005.50/(1.73220.380.770) = 111.994Aii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.0116.550/(77.005.000) = 00.044mm22選擇BX-31+226,空氣氣明敷時(shí)時(shí)其安全全載流量量為211A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ5-220/
58、3330,其其脫扣器器整定電電流值為為Ir = 16AA。漏電保護(hù)器器為RMMM1-63/12。(2)消防防泵開(kāi)關(guān)關(guān)箱至消消防泵導(dǎo)導(dǎo)線截面面及開(kāi)關(guān)關(guān)箱內(nèi)電電氣設(shè)備備選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.770Ijs = KxxPe/(11.7332UUeCoos) = 1.00300.000/(11.733200.3880.70) = 65.12AAii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.0990.000/(77.005.000) = 00.233mm22選擇BX-310+26,空氣氣明敷時(shí)時(shí)其安全全載流量量為855A。iii)選選擇電氣氣設(shè)備選擇
59、開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ15-1000/3,其其脫扣器器整定電電流值為為Ir = 80AA。漏電保護(hù)器器為ZBBM1-1000/800。(3)雙籠籠電梯開(kāi)開(kāi)關(guān)箱至至雙籠電電梯導(dǎo)線線截面及及開(kāi)關(guān)箱箱內(nèi)電氣氣設(shè)備選選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.770Ijs = KxxPe/(11.7332UUeCoos) = 1.00444.000/(11.733200.3880.70) = 95.50AAii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.01132.00/(777.0005.00) = 0.334mmm2選擇BX-316+26,空氣氣明敷時(shí)時(shí)其安全全載
60、流量量為1110A。iii)選選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱箱內(nèi)開(kāi)關(guān)關(guān)為DZZ10-2500/3,其其脫扣器器整定電電流值為為Ir = 2000A。漏電保護(hù)器器為DZZ10LL-1000/33。(4)干粉粉砂漿攪攪拌機(jī)開(kāi)開(kāi)關(guān)箱至至干粉砂砂漿攪拌拌機(jī)導(dǎo)線線截面及及開(kāi)關(guān)箱箱內(nèi)電氣氣設(shè)備選選擇i)計(jì)算電電流Kx取 11.0,Coss = 0.668Ijs = KxxPe/(11.7332UUeCoos) = 1.005.50/(1.73220.380.668) = 112.229Aii)選擇擇導(dǎo)線按允許電壓壓降:S = KKx(PL)/CU = 1.0116.550/(77.005.000) = 00.0
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