2.导体绞合工艺卡

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1、河南金滔电缆有限公司导体绞合工艺卡JT/JS02-20122012年3月批准：审核：编制：工艺要求技术要求：1.圆铜单线采用符合GB3953-83标准要求的TR型软圆铜线,圆铝单线采用符合GB3955-2009标准要求；铜、铝单线不得有明显的油污、外伤及表面氧化变色等缺陷.2.铜、铝导电线芯性能符合GB/T3956-2008标准规定。3.铜、铝导电线芯不允许整根焊接，同层两根单线焊接点之间的距离不得小于300mm，焊接点应牢固，修复圆整。5.绞合导电线芯不允许跳线、断线、严重的油污、外伤等现象，断线处用红胶带作好标记，外径正公差处修复到公差之内，在质量跟踪卡上注明修复点位置。6.成品紧压绞

2、合线芯外观应紧密，圆整、光洁，扇形线芯的接角应为小圆弧状，外径符合工艺要求。7.紧压导电线芯截面采用称重法测量，其截面小于规定最小值，则用20℃直流电阻值做仲裁判定。8.非紧压线芯以控制单线径为准。9.线芯绞合节距在本工艺要求范围内允许±±5mm误差。束丝工艺卡HD-500A高速自动绞线机标称截面mm2导体结构根数/单线直径mm计算外径mm节距mm绞向配换齿轮备注AB0.516/0.200.9223左32380.7524/0.201.1228左34341.032/0.201.3033左38321.530/0.251.5740左402847/0.202.550/0.252.0450左2840

3、77/0.20序号标称截面mm2计算截面mm2截面控制范围重量控制范围铜铝铜铝铜kg/km或g/m铝kg/km或g/m铜g/300mm铝g/300mm最小标称最小标称1109.429.189.45109.201084.0188.9024.8827.0325.2026.677.468.1121614.9914.8015.041614.8416133.68142.2440.1243.2540.1042.6712.0412.9732523.7223.5523.792523.6225211.46222.2563.8667.5863.4466.6819.1620.2743532.9032.5633.

4、003532.6635293.38311.1588.2894.6188.0193.3526.4828.3855044.5544.0944.685044.2350397.24444.50119.54135.15119.17133.3535.8640.5567064.3363.8064.537063.9970573.63622.30172.97189.21172.09186.6951.8956.7679589.3388.3389.609588.5995796.54844.55239.46256.79238.96253.3771.8477.048120112.69111.72113.021201

5、12.051201004.791066.80302.87324.36301.44320.0490.8697.319150139.04137.20139.46150137.621501239.781333.50371.97405.45371.93400.05111.59121.6410185173.98172.34174.50185172.861851551.281644.65467.24500.06465.39493.40140.17150.0211240228.66226.11229.35240226.792402038.892133.60613.01648.72611.67640.08

6、183.90194.6212300287.35282.64288.21300283.493002562.212667.00766.27810.90768.66800.10229.88243.2713400366.83363.29367.93400364.384003270.903556.00984.921081.20981.271066.80295.48324.3614500471.07467.17472.48500468.585004200.344445.001266.561351.501260.101333.50379.97405.4515630609.22602.64611.0563

7、0604.456305432.245600.701633.831702.891629.671680.21490.15510.8716800780.14770.14782.48800772.458006956.217112.002087.922162.402086.862133.60626.38648.72注：计算截面为最大电阻率与最大电阻理论值；最小控制截面为计算截面增加3‰绞入率。电力电缆导电线芯的截面控制和直流电阻紧