【正文】 iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk115/3 ，熔斷器RC1A10其最大熔體電流為 IRD = 10A，可根，漏電保護(hù)器為 DZ10L100/3。(25)、插入式振動(dòng)器開(kāi)關(guān)箱至插入式振動(dòng)器導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 1() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk115/3 ，熔斷器RC1A10其最大熔體電流為 IRD = 10A，可根，漏電保護(hù)器為 DZ10L100/3。(22)、插入式振動(dòng)器開(kāi)關(guān)箱至插入式振動(dòng)器導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 1() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk115/3 ，熔斷器RC1A10其最大熔體電流為 IRD = 10A，可根，漏電保護(hù)器為 DZ10L100/3。(19)、插入式振動(dòng)器開(kāi)關(guān)箱至插入式振動(dòng)器導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 1() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk115/3 ，熔斷器RC1A10其最大熔體電流為 IRD = 10A，可根，漏電保護(hù)器為 DZ10L100/3。(16)、插入式振動(dòng)器開(kāi)關(guān)箱至插入式振動(dòng)器導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 1() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk115/3 ，熔斷器RC1A10其最大熔體電流為 IRD = 10A，可根，漏電保護(hù)器為 DZ10L100/3。(13)、插入式振動(dòng)器開(kāi)關(guān)箱至插入式振動(dòng)器導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 1() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk115/3 ，熔斷器RC1A10其最大熔體電流為 IRD = 10A，可根，漏電保護(hù)器為 DZ10L100/3。(10)、插入式振動(dòng)器開(kāi)關(guān)箱至插入式振動(dòng)器導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 1() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk115/3 ，熔斷器RC1A10其最大熔體電流為 IRD = 10A，可根，漏電保護(hù)器為 DZ10L100/3。(7)、插入式振動(dòng)器開(kāi)關(guān)箱至插入式振動(dòng)器導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 1() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。漏電保護(hù)器為 DZ10L100/3。(4)、木工圓鋸開(kāi)關(guān)箱至木工圓鋸導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 13/() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為DZ520/3 ，其脫扣器整定電流值為Ir = 16A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為DZ520/3 ，其脫扣器整定電流值為Ir = 16A。ii)選擇出線開(kāi)關(guān)6號(hào)干線出線開(kāi)關(guān)選擇DZ550/3 ，其脫扣器整定電流值為Ir =40A。iii)選擇電氣設(shè)備選擇分配箱內(nèi)開(kāi)關(guān)為DZ550/3 ，其脫扣器整定電流值為Ir = 40A。(1)、建筑施工外用電梯開(kāi)關(guān)箱至建筑施工外用電梯導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 111/() = ii)選擇導(dǎo)線選擇BX44+1 ，穿焊接鋼管時(shí)其安全載流量為33A。(4)5號(hào)干線導(dǎo)線截面及出線開(kāi)關(guān)的選擇i) 計(jì)算電流：按導(dǎo)線安全載流量：Kx = ，Cosφ = Ijs = KxΣPe/(UeCosφ) = () = A該干線下最大的分配箱電流Ijs=選擇的電流Ijs=按允許電壓降：S = KxΣ(PL)/C△U = 340/(775) = mm2選擇BX470+135 ，穿焊接鋼管時(shí)其安全載流量為193A。(2)、N5箱至第1組電機(jī)(塔式起重機(jī))的開(kāi)關(guān)箱的導(dǎo)線截面及分配箱內(nèi)開(kāi)關(guān)的選擇i) 計(jì)算電流塔式起重機(jī)Kx = Cosφ= tgφ= Ijs = KxPe 臺(tái)數(shù)/(Ue Cosφ) = 1/() = Ijs(1組電機(jī) )= 該組中最大的開(kāi)關(guān)箱電流Ijs=兩者中取大值Ijs=ii)選擇導(dǎo)線選擇BX470+135 ，穿焊接鋼管時(shí)其安全載流量為193A。分配箱至開(kāi)關(guān)箱，開(kāi)關(guān)箱至用電設(shè)備的導(dǎo)線敷設(shè)采用銅橡皮絕緣導(dǎo)線穿焊接鋼管敷設(shè)，由于這部分距離較短，因此不考慮電壓降，只按安全載流量選擇導(dǎo)線截面。iii)選擇電氣設(shè)備選擇分配箱進(jìn)線開(kāi)關(guān)為DZ10250/3 ，其脫扣器整定電流值為Ir = 200A。漏電保護(hù)器為 DZ10L100/3。分配箱至開(kāi)關(guān)箱，開(kāi)關(guān)箱至用電設(shè)備的導(dǎo)線敷設(shè)采用銅橡皮絕緣導(dǎo)線穿焊接鋼管敷設(shè)，由于這部分距離較短，因此不考慮電壓降，只按安全載流量選擇導(dǎo)線截面。iii)選擇電氣設(shè)備選擇分配箱進(jìn)線開(kāi)關(guān)為DZ10100/3 ，其脫扣器整定電流值為Ir = 80A。選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk130/3 ，熔斷器RC1A60其最大熔體電流為 IRD = 60A，可根，漏電保護(hù)器為 DZ10L100/3。iii)選擇電氣設(shè)備由于開(kāi)關(guān)控制3臺(tái)機(jī)械，開(kāi)關(guān)的電流為Ir=(臺(tái)數(shù))= A。ii)選擇出線開(kāi)關(guān)2號(hào)干線出線開(kāi)關(guān)選擇DZ550/3 ，其脫扣器整定電流值為Ir =40A。iii)選擇電氣設(shè)備選擇分配箱內(nèi)開(kāi)關(guān)為DZ550/3 ，其脫扣器整定電流值為Ir = 40A。(2)、鋼筋彎曲機(jī)開(kāi)關(guān)箱至鋼筋彎曲機(jī)導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇（開(kāi)關(guān)箱以下機(jī)械啟動(dòng)后需要系數(shù)取1）:i)計(jì)算電流Kx = 1 Cosφ = tgφ = Ijs = KxPe /(Ue Cosφ) = 13/() = ii)選擇導(dǎo)線選擇BX41+1 ，穿焊接鋼管時(shí)其安全載流量為14A。分配箱至開(kāi)關(guān)箱，開(kāi)關(guān)箱至用電設(shè)備的導(dǎo)線敷設(shè)采用銅橡皮絕緣導(dǎo)線穿焊接鋼管敷設(shè)，由于這部分距離較短，因此不考慮電壓降，只按安全載流量選擇導(dǎo)線截面。iii)選擇電氣設(shè)備選擇分配箱進(jìn)線開(kāi)關(guān)為DZ10600/3 ，其脫扣器整定電流值為Ir = 480A。漏電保護(hù)器為 DZ10L250/3。確定用電負(fù)荷:(1)、鋼筋對(duì)焊機(jī)125Kx = Cosφ = tgφ = 將Jc =50%統(tǒng)一換算到Jc1 =100%的額定容量Pn = 125kWPe = n(Jc/Jc1)1/2Pn = 1()1/2125 = kWPjs = KxPe = = Qjs = Pjs tgφ= = kvar(2)、鋼筋切斷機(jī)Kx = Cosφ = tgφ = Pjs = 11 = kWQjs = Pjs tgφ= = kvar(3)、鋼筋彎曲機(jī)Kx = Cosφ = tgφ = Pjs = 6 = kWQjs = Pjs tgφ= = kvar(4)、木工圓鋸Kx = Cosφ = tgφ = Pjs = = kWQjs = Pjs tgφ= = kvar(5)、木工平刨床Kx = Cosφ = tgφ = Pjs = 6 = kWQjs = Pjs tgφ= = kvar(6)、辦公室照明Kx = Cosφ = tgφ = 將Jc =40%統(tǒng)一換算到Jc1 =100%的額定容量Pn = Pe = n(Jc/Jc1)1/2Pn = 10()1/2 = kWPjs = KxPe = = Qjs = Pjs tgφ= = kvar(7)、塔式起重機(jī)Kx = Cosφ = tgφ = 將Jc =40%統(tǒng)一換算到Jc1 =25%的額定容量Pn = Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = kWPjs = KxPe = = Qjs = Pjs tgφ= = kvar(8)、建筑施工外用電梯Kx = Cosφ = tgφ = Pjs = 11 = kWQjs = Pjs tgφ= = kvar(9)、交流電焊機(jī)Kx = Cosφ = tgφ = 將Jc =50%統(tǒng)一換算到Jc1 =100%的額定容量Pn = Sn Cosφ = 9=Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = kWPjs = KxPe = = Qjs = Pjs tgφ= = kvar(10)、插入式振動(dòng)器Kx = Cosφ = tgφ = Pjs = = kWQjs = Pjs tgφ= = kvar(11)、木工圓鋸Kx = Cosφ = tgφ = Pjs = 3 = kWQjs = Pjs tgφ= = kvar(12)、木工圓鋸Kx = Cosφ = tgφ = Pjs = 3 = kWQjs = Pjs tgφ= = kvar(13)、插入式振動(dòng)器Kx = Cosφ = tgφ = Pjs = = kWQjs = Pjs tgφ= = kvar(14)、交流電焊機(jī)Kx = Cosφ = tgφ = 將Jc =50%統(tǒng)一換算到Jc1 =100%的額定容量Pn = Sn Cosφ = 9=Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = kWPjs = KxPe = = Qjs = Pjs tgφ= = kvar(15)、插入式振動(dòng)器Kx = Cosφ = tgφ = Pjs = = kWQjs = Pjs tgφ= = kvar(16)、木工圓鋸Kx = Cosφ = tgφ = Pjs = 3 = kWQjs = Pjs tgφ= = kvar(17)、交流電焊機(jī)Kx = Cosφ = tgφ = 將Jc =50%統(tǒng)一換算到Jc1 =100%的額定容量Pn = Sn Cosφ = 9=Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = kWPjs = KxPe = = Qjs = Pjs tgφ= = kvar(18)、插入式振動(dòng)器Kx = Cosφ = tgφ = Pjs = = kWQjs = Pjs tgφ= = kvar(19)、木工圓鋸Kx = Cosφ = tgφ = Pjs = 3 = kWQjs = Pjs tgφ= = kvar(20)、交流電焊機(jī)Kx = Cosφ = tgφ = 將Jc =50%統(tǒng)一換算到Jc1 =100%的額定容量Pn = Sn Cosφ = 9=Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = kWPjs = KxPe = = Qjs = Pjs tgφ= = kvar(21)、插入式振動(dòng)器Kx = Cosφ = tgφ = Pjs = = kWQjs = Pjs tgφ= = kvar(22)、木工圓鋸Kx = Cosφ = tgφ = Pjs = 3 = kWQjs = Pjs tgφ= = kvar(23)、交流電焊機(jī)Kx = Cosφ =