電力電纜技術(shù)指標(biāo)

1、額定電壓450/750V及以下聚氯乙烯絕緣電纜(電線)(普通型 陰燃型 耐火型)一、產(chǎn)品名稱BV 銅芯聚氯乙烯絕緣電纜（電線）BVR 銅芯聚氯乙烯絕緣軟電纜（電線）BVV 銅芯聚氯乙烯絕緣聚氯氣烯爐套圓型電纜BVVB 銅芯聚氯乙烯絕緣聚氯乙烯護(hù)套平型電纜（電線）BV-105銅芯耐熱105聚氯乙烯絕緣電線RV 銅芯聚氯乙烯絕緣接連軟電纜（電線）RVB 銅芯聚氯乙烯絕緣平型連接軟電線RVS 銅芯聚氯乙烯絕緣絞型連接電線RVV 銅芯聚氯乙烯絕緣聚氯乙烯護(hù)套圓型連接軟電纜RVVB 銅芯聚氯乙烯絕緣聚氯乙烯護(hù)套平型連接軟電纜RV-105 銅芯耐熱105聚氯乙烯絕緣接連軟電線二、用途適用于交流電壓450/

2、750及以下動(dòng)力裝置、日用電器、儀表及電信設(shè)備用的電纜電線。阻燃型電纜（電線）的特點(diǎn)是不易著火或著火后火焰蔓延較慢并能控制在一定的范圍內(nèi)，其使用于對(duì)阻燃性能要求較高的場(chǎng)合。阻燃電纜（電線）按GA306、1-2001標(biāo)準(zhǔn)分為A類、B類、C類三種不同的阻燃類別和、四個(gè)級(jí)別，其中A類阻燃性能最優(yōu)。耐火型電纜（電線）的特點(diǎn)是電纜除了能在正常的工作條件下傳輸電力，還可在燃燒的況狀下仍能保持一定時(shí)間的安全運(yùn)行，其使用在對(duì)電纜耐火特性有較高要求的場(chǎng)合。耐火電纜（電線）按GA306、2-2001標(biāo)準(zhǔn)分為A類、B類二個(gè)類別和、四個(gè)級(jí)別，用戶可根據(jù)不同的要求選擇不同類別的耐火電纜。三、產(chǎn)品標(biāo)準(zhǔn)GB 5023-97

3、、JB 8734-98（及企業(yè)標(biāo)準(zhǔn)）阻燃耐火，電纜（電線）的生產(chǎn)標(biāo)準(zhǔn)為GA306.12-2001四、電線主要特性1.UO/U為450/750、300/500、300/300V2.電纜的長(zhǎng)期允許溫度105型號(hào)允許工作溫度不超過105；其它型號(hào)允許工作溫度應(yīng)不超過70；3.電纜的敷設(shè)溫度應(yīng)不低于0；允許彎曲半徑：（B系列）電纜外徑（D）小于25mm允許彎曲半徑應(yīng)不小于4D電纜外徑（D）大于25mm及以上者允許彎曲半徑應(yīng)不小于6D。4.阻燃電纜（電線）的阻燃性能應(yīng)通過GA306.1-2001電線電纜燃燒試驗(yàn)。5.耐火電纜（電線）的耐火性能應(yīng)通過GA306.2-2001規(guī)定的耐火試驗(yàn)。BV ZR-IV

4、B、NH-IVB-BV 電壓等級(jí) 300/500V電壓級(jí)(V)標(biāo)準(zhǔn)截面(mm2)導(dǎo)體結(jié)構(gòu)(n/mm)計(jì)算截面(mm2)平均外徑上限(mm)20最大直流電阻(/km)70最小絕緣電阻(M/km)載流量(A)連續(xù)負(fù)荷載流量推薦值(A)電纜參考重量(kg/km)300/5000.51/0.800.5022.436.00.01513108.30.751/0.980.7542.624.50.012171310.90.75* 7/0.370.7522.624.50.014171311.81.01/1.131.0022.818.10.011201513.71.0*7/0.431.0162.818.10.01

5、3201514.8450/7501.51/1.381.4953.312.10.011251920.01.57/0.521.4863.412.10.010251921.32.51/1.782.4873.97.410.010342631.52.57/0.682.5074.27.410.009342634.44.01/2.253.9744.44.610.0085443446.84.07/0.854.0064.84.610.0077443450.06.01/2.765.9804.93.080.0070584466.76.07/1.046.1095.43.080.0065584471.0107/1.35

6、10.0156.81.830.0065796218.0167/1.7015.8818.01.150.0050111851782519/1.3025.2069.80.7270.00501461102803519/1.5334.91511.00.5240.00451801353785037/1.3049.08613.00.3870.00402281705087037/1.5569.78115.00.2680.00352812207179537/1.8094.10617.00.1930.003534427099112037/2.03119.69219.00.1530.0032397320122815

7、037/2.25147.04021.00.1240.0032456360151118537/2.52184.44723.50.09910.0032519425189424061/2.24240.26826.50.07540.0032592510246830061/2.52299.28129.50.06010.0030685570309840061/2.85388.94633.50.04700.00287996903935BV-90(227IEC07型) ZR-IVB-BV-105、NH-IVB-BV-100 電壓等級(jí) 450/750V標(biāo)準(zhǔn)截面(mm2)導(dǎo)體結(jié)構(gòu)(n/mm)計(jì)算截面(mm2)平均

8、外徑上限(mm)20最大直流電阻(/km)70最小絕緣電阻(M/km)載流量(A)連續(xù)負(fù)荷載流量推薦值(A)電纜參考重量(kg/km)0.51/0.800.5022.436.00.01513109.30.751/0.980.7542.624.50.013171312.01.01/1.131.0022.818.10.012201515.01.51/1.381.4953.312.10.011251920.02.51/0.782.4873.97.410.0093426324.0*19/0.524.0334.84.610.0084434476.0*19/0.646.1095.43.080.007584

9、467BVR* ZR-IVB-BVR 電壓等級(jí) 450/750V標(biāo)準(zhǔn)截面(mm2)導(dǎo)體結(jié)構(gòu)(n/mm)計(jì)算截面(mm2)平均外徑上限(mm)20最大直流電阻(/km)70最小絕緣電阻(M/km)載流量(A)連續(xù)負(fù)荷載流量推薦值(A)電纜參考重量(kg/km)2.519/0.412.5094.17.410.0113426344.019/0.524.0354.84.610.0094434506.019/0.646.1125.33.080.00845844721049/0.5210.4066.81.830.007279621271649/0.5815.7638.11.150.006211185184

10、2598/0.5825.89210.20.7270.005814611030435133/0.5835.14011.70.5240.005218013539950133/0.6848.30113.90.3870.005122817054870189/0.6868.63916.00.2680.004528122073995*361/0.5895.33120.00.1930.0032344270985120*570/0.52120.99022.00.1530.00293973201231150*703/0.52149.22224.50.1240.00294563601518185*570/0.64

11、183.27627.50.09910.00295194251872240*703/0.65233.15931.50.07540.00285925102370300*912/0.65302.47633.00.06010.00286855703065400*1059/0.65384.39736.50.0470.00287996903872BVV(227IEC10型) 電壓等級(jí) 300/500V ZR-IVB-BVV、NH-IVB-BVV 450/750V標(biāo)準(zhǔn)截面(mm2)導(dǎo)體結(jié)構(gòu)(n/mm)計(jì)算截面(mm2)平均外徑上限(mm)20最大直流電阻(/km)70最小絕緣電阻(M/km)載流量(A)連續(xù)

12、負(fù)荷載流量推薦值(A)電纜參考重量(kg/km)0.75*1/0.970.7694.424.50.0121713221.0*1/1.131.0034.518.10.0112015251.5*1/1.381.4955.012.10.0112519331.5*7/0.521.4865.212.10.0102519352.5*1/1.782.4875.77.410.0103426472.5*7/0.682.5425.97.410.0093426514.0*1/2.253.9746.54.610.00854434664.0*7/0.853.9726.84.610.00774434716.0*1/2.7

13、65.9807.13.080.00705844886.0*7/1.045.9467.33.080.006558449410*7/1.3510.0158.81.830.00657962146167/1.7015.8810.21.150.0062111852012519/1.3025.2113.20.7270.00581461103043519/1.5334.9115.20.5280.00521801354105037/1.3049.0919.10.3870.00512281705717037/1.5569.7820.10.2680.00352812207709537/1.8094.1122.50

14、.1930.0035344270105412037/2.03119.6926.00.1530.0032397320129815037/2.25147.0428.40.1240.0032456360160818537/2.52184.4531.30.09910.0032519425199724061/2.25242.4235.70.07540.0032592510261130061/2.50299.2838.10.06010.0030685570323440061/2.85388.9540.20.04700.00287996904163500*91/2.62490.3645.20.03660.0

15、0268608005219630*91/2.95621.6647.50.02830.00269908806499800*91/3.34796.9055.60.02210.00261120100082391000*91/3.74999.2061.30.01760.002612601180102382x1.52x1/1.381.49510.012.10.01120181142x1.52x7/0.521.48610.512.10.01020181222x2.52x1/1.782.48711.57.410.00927251552x2.52x7/0.682.54212.07.410.0102725169

16、2x4.02x1/2.253.97412.54.610.008538332002x4.02x7/0.853.97213.04.610.007738332162x6.02x1/2.765.98013.53.080.007050432582x6.02x7/1.045.94614.03.080.006550432782x102x7/1.3510.01516.51.830.006569594212x162x7/1.7015.88920.01.150.005292906312x252x7/2.1425.17824.00.7270.00501251259532x352x7/2.5234.91327.50.

17、5240.004414113512713x1.53x1/1.381.49510.512.10.01113131343x1.53x7/0.521.48611.012.10.01013131433x2.53x1/1.782.48712.07.410.01021201863x2.53x7/0.682.54212.57.410.00921202023x4.03x1/2.253.97413.04.610.008527262463x4.03x7/0.853.97213.54.610.007727262643x6.03x1/2.765.98014.53.080.007036363343x6.03x7/1.0

18、45.94615.53.080.006536363593x103x7/1.3510.01519.01.830.006555515693x163x7/1.7015.88921.51.150.005270688173x253x7/2.1425.17826.00.7270.0050929112373x353x7/2.5234.91329.00.5240.004412511016274x1.54x1/1.381.49511.512.10.01114141634x1.54x7/0.521.48612.012.10.01014141734x2.54x1/1.782.48713.07.410.0102220

19、2284x2.54x7/0.682.54213.57.410.00922202484x4.04x1/2.253.97414.54.610.008527263174x4.04x7/0.853.92715.04.610.007727263394x6.04x1/2.765.98016.03.080.007035334304x6.04x7/1.045.94617.03.080.006535335604x104x7/1.3510.01520.51.830.006557467804x164x7/1.7015.88923.51.150.0052706110234x254x7/2.1425.17828.50.

20、7270.0050938215774x354x7/2.5234.91832.00.5240.004412610020495x1.55x1/1.381.49512.012.10.01114131905x1.55x7/0.521.48612.512.10.01014132025x2.55x1/1.782.48714.07.410.01022182685x2.55x7/0.682.54214.57.410.00922182905x4.05x1/2.253.97416.04.610.008526243885x4.05x7/0.853.92717.04.610.007726244155x6.05x1/2

21、.765.98017.53.080.007035315105x6.05x7/1.045.94618.53.080.006535315465x105x7/1.3510.01522.01.830.006557438465x165x7/1.7015.88926.01.150.0052705712505x255x7/5.1425.17831.50.7270.0050907718955x355x7/2.5234.91335.00.5240.0044125952503預(yù)制分支電纜的主要性能：1、 絕緣電阻200M； 2、絕緣耐壓3.5kV/5min； 3、良好氣密性與防水性，即將分支接頭浸入水中，在水與電纜芯之間測(cè)量絕緣電阻和工頻耐壓均應(yīng)符合1和2的要求。4、分支接頭的接觸電阻的小，接觸電阻與等長(zhǎng)的分支線的基準(zhǔn)電阻之比值1.2； 5、接頭短路強(qiáng)度大，短路后接觸電阻比率的變化率鑒0.2； 6、ZR-YJV型阻燃預(yù)制分支電纜,護(hù)套的自熄時(shí)間續(xù)12s，符合GB12666.5 的要求； 7、NH耐火型電纜除了能在正常的工作條件下供電外，也能在燃燒情況下，保持90min的正常運(yùn)行，符合GB12666.6的要求。