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施工臨時(shí)用電專項(xiàng)施工方案-文庫(kù)吧

2025-04-25 07:44 本頁(yè)面


【正文】 4= Uecosφ支線選擇:BLV34+1,安全載流量為0A。支線開(kāi)關(guān)選擇:DZ1540/3901,脫扣整定電流為40A。開(kāi)關(guān)箱分箱1下設(shè)備隨層箱設(shè)備容量Pe=8KW,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:BLV36+24開(kāi)關(guān)箱開(kāi)關(guān):DZ20Y225/3300,脫扣整定電流為225A,漏電保護(hù)器:DZ15LE40/3901,開(kāi)關(guān)箱箱型選用:JSPK/M1。砂漿攪拌機(jī)設(shè)備容量Pe=4KW,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:BLV34+1開(kāi)關(guān)箱開(kāi)關(guān):DZ1540/3901,脫扣整定電流為40A,漏電保護(hù)器:DZ15LE40/4901,開(kāi)關(guān)箱箱型選用:JSPK/M1??傁?按允許溫升初選導(dǎo)線截面計(jì)算負(fù)荷Ij=,選擇導(dǎo)線:VV3120+270,安全載流量為217A。按電壓偏移校驗(yàn)導(dǎo)線截面查表電纜的電阻R0=,電抗X0=。ΔU%=+=+=+=% 5%1010滿足要求!總進(jìn)線開(kāi)關(guān)采用DZ20Y225/3300,其脫扣整定電流值=225A。漏電保護(hù)器采用DZ20L250/4300,總箱型號(hào):JSPZ/7B??傁渲练窒?干線導(dǎo)線與開(kāi)關(guān)電器選擇1)按允許溫升初選導(dǎo)線截面計(jì)算負(fù)荷Ij=,Pj=,Qj=干線選擇:VV395+250,安全載流量為189A。2)按電壓偏移校驗(yàn)導(dǎo)線截面查表電纜的電阻R0=,電抗X0=。ΔU%=+=+=+=% 5%1010滿足要求!干線開(kāi)關(guān)選擇:DZ20Y225/3300,其額定電流值225A,漏電保護(hù)器選擇:DZ25LE200/4300??傁渲练窒?干線導(dǎo)線與開(kāi)關(guān)電器選擇1)按允許溫升初選導(dǎo)線截面計(jì)算負(fù)荷Ij=,Pj=,Qj=干線選擇:VV34+2,安全載流量為27A。2)按電壓偏移校驗(yàn)導(dǎo)線截面查表電纜的電阻R0=,電抗X0=。ΔU%=+=+=+=% 5%1010滿足要求!干線開(kāi)關(guān)選擇:DZ1540/3901,其額定電流值40A,漏電保護(hù)器選擇:DZ15LE40/4901??傁渲练窒?干線導(dǎo)線與開(kāi)關(guān)電器選擇1)按允許溫升初選導(dǎo)線截面計(jì)算負(fù)荷Ij=,Pj=,Qj=干線選擇:VV34+2,安全載流量為27A。2)按電壓偏移校驗(yàn)導(dǎo)線截面查表電纜的電阻R0=,電抗X0=。ΔU%=+=+=+=% 5%1010滿足要求!干線開(kāi)關(guān)選擇:DZ1540/3901,其額定電流值40A,漏電保護(hù)器選擇:DZ15LE40/4901。分配電箱分箱2根據(jù)前面計(jì)算,總箱至分箱干線型號(hào):VV395+250,分箱總開(kāi)關(guān):DZ20Y225/3300,分箱箱型:JSPF/5B。分箱至隨層箱支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=8KW,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe=8= Uecosφ支線選擇:BLV36+24,安全載流量為32A。支線開(kāi)關(guān)選擇:DZ20Y225/3300,脫扣整定電流為225A。分箱至套絲機(jī)支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe== Uecosφ支線選擇:VV2234+2,安全載流量為37A。支線開(kāi)關(guān)選擇:DZ1540/3901,脫扣整定電流為40A。分箱至對(duì)焊機(jī)支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe== Uecosφ支線選擇:BLV316+210,安全載流量為59A。支線開(kāi)關(guān)選擇:KDM1100T/3,脫扣整定電流為100A。導(dǎo)線截面≥16mm2時(shí),需按電壓偏移校驗(yàn)導(dǎo)線截面功率因數(shù)Cosφ=,tgφ=,Pj=,Qj=Pjtgφ=查表電纜的電阻R0=,電抗X0=。ΔU%=+=+=+=% 5%1010滿足要求!分箱3根據(jù)前面計(jì)算,總箱至分箱干線型號(hào):VV34+2,分箱總開(kāi)關(guān):DZ1540/3901,分箱箱型:JSPF/8B。分箱至木工圓鋸支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe== Uecosφ支線選擇:VV2234+2,安全載流量為37A。支線開(kāi)關(guān)選擇:DZ1540/3901,脫扣整定電流為40A。分箱至鋼筋調(diào)直機(jī)支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe== Uecosφ支線選擇:VV2234+2,安全載流量為37A。支線開(kāi)關(guān)選擇:DZ1540/3901,脫扣整定電流為40A。分箱4根據(jù)前面計(jì)算,總箱至分箱干線型號(hào):VV34+2,分箱總開(kāi)關(guān):DZ1540/3901,分箱箱型:JSPF/8B。分箱至鋼筋切斷機(jī)支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=7KW,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe=7= Uecosφ支線選擇:VV2234+2,安全載流量為37A。支線開(kāi)關(guān)選擇:DZ1540/3901,脫扣整定電流為40A。分箱至鋼筋彎曲機(jī)支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=3KW,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe=3= Uecosφ支線選擇:VV2234+2,安全載流量為37A。支線開(kāi)關(guān)選擇:DZ1540/3901,脫扣整定電流為40A。分箱至彎箍機(jī)支線導(dǎo)線與開(kāi)關(guān)電器選擇設(shè)備容量Pe=,功率因數(shù)cosφ=,設(shè)備計(jì)算負(fù)荷Ij =Pe== Uecosφ支線選擇:VV2234+2,安全載流量為37A。支線開(kāi)關(guān)選擇:DZ1540/3901,脫扣整定電流為40A。開(kāi)關(guān)箱分箱2下設(shè)備隨層箱設(shè)備容量Pe=8KW,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:BLV36+24開(kāi)關(guān)箱開(kāi)關(guān):DZ20Y225/3300,脫扣整定電流為225A,漏電保護(hù)器:DZ15LE40/3901,開(kāi)關(guān)箱箱型選用:JSPK/M1。套絲機(jī)設(shè)備容量Pe=,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:VV2234+2開(kāi)關(guān)箱開(kāi)關(guān):DZ1540/3901,脫扣整定電流為40A,漏電保護(hù)器:DZ15LE40/4901,開(kāi)關(guān)箱箱型選用:JSPK/1。對(duì)焊機(jī)設(shè)備容量Pe=,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:BLV316+210開(kāi)關(guān)箱開(kāi)關(guān):KDM1100T/3,脫扣整定電流為100A,漏電保護(hù)器:DZ15LE40/3901,開(kāi)關(guān)箱箱型選用:JSPK/M1。分箱3下設(shè)備木工圓鋸設(shè)備容量Pe=,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:VV2234+2開(kāi)關(guān)箱開(kāi)關(guān):DZ1540/3901,脫扣整定電流為40A,漏電保護(hù)器:DZ15LE40/4901,開(kāi)關(guān)箱箱型選用:JSPK/1。鋼筋調(diào)直機(jī)設(shè)備容量Pe=,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:VV2234+2開(kāi)關(guān)箱開(kāi)關(guān):DZ1540/3901,脫扣整定電流為40A,漏電保護(hù)器:DZ15LE40/4901,開(kāi)關(guān)箱箱型選用:JSPK/1。分箱4下設(shè)備鋼筋切斷機(jī)設(shè)備容量Pe=7KW,分箱至開(kāi)關(guān)箱導(dǎo)線選擇:VV2234+2開(kāi)關(guān)箱開(kāi)關(guān):
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