电缆载流量查询表.doc
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1、300V/1000V电缆载流量现在时刻:18:56:41 电气工程关键数据,300V/1000V电缆载流量。2010年9月15日制作。现将常用各种导线安全载流量上传互联网,以供同行们在设计、使用和学习中参考、查阅。本资料选自电气工程常用数据速查手册。由白桂欣主编(1)、8.3导线载流量。 450V/750V及以上橡胶绝缘、塑料绝缘电线的载流量。BVVB型、BLVVB型、RVVB型电线载流量见表8-24。(2)、450V/750V及以下橡胶绝缘电力电缆的载流量。 通用橡套软电缆的载流量见表8-25。(3)、0.6/1KV聚氯乙烯绝缘电力电缆的载流量。 0.6/1KV聚氯乙烯绝缘钢带铠装聚氯乙烯护
2、套电力电缆载流量见表8-26。(4)防火电缆的载流量。 1、阻燃电缆的载流量。1)B、R系列阻燃电线、电缆的载流量见表8-27。 2)交联聚氯乙烯绝缘阻燃电力电缆的载流量见表8-28、表8-29,短路电流见表8-30。 3)聚氯乙烯绝缘阻燃电力电缆的载流量见表8-31。(5) 耐火电缆的载流量。 1)聚氯乙烯绝缘耐火电缆的载流量见表8-32。 2)BV-105型耐热聚氯乙烯绝缘铜芯电线的载流量见表8-33。 3)BTTQ、BTTVQ系列耐火电缆技术数据见表8-34。 4)BTTZ、BTTVZ系列耐火电缆技术数据见表8-35。 5)NH-YYJV系列耐火电力电缆技术数据见表8-368-38。(6
3、)表8-39。聚氯乙烯绝缘低烟低卤阻燃电力电缆的载流量。(7)表8-40。交联聚氯乙烯绝缘低烟无卤阻燃电力电缆的载流量。表8-24 BVVB型、BLVVB型、RVVB型电线血流量型号截面积/mm平方导体种类参考外径/mm20时最大单位长度直流电阻/(欧/km)70时最小单位长度绝缘电阻/M欧km)25C空气敷设载流量/A成品参考质量/(kg/km)BVVB型铜芯2x0.7514.6x7.024.50.01213422x1.014.8x7.418.10.01116492x1.515.4x8.412.10.01120652x2.516.2x9.87.410.01027972x4.016.8x11.
4、04.610.0085381302x4.027.2x11.54.610.0080381402x6.017.4x12.03.080.0070501792x6.028.0x13.03.080.0065501922x109.6x16.01.830.0065693063x0.7514.6x9.424.50.0129.5603x1.014.8x9.818.10.01111703x1.515.4x11.512.10.01113953x2.516.2x13.57.410.0010211423x4.017.0x15.04.610.0085271983x4.027.4x16.24.610.0080272133x
5、6.017.4x17.03.080.0070342653x6.028.0x183.080.0065342843x109.6x22.51.830.006555457BLVVB型铝芯2x2.516.2x9.811.80.01021662x4.016.8x11.07.390.008527822x6.017.4x12.04.910.0070351052x1029.6x16.03.080.0065541793x2.516.2x13.511.80.001017952x4.017.0x157.390.0085231243x6.017.4x174.910.0070271543x1027.6x22.53.080
6、.006542265BVVB型铜芯 2x0.523.8x6.039.00.01210282x0.7523.9x6.426.00.01013352x0.7525.0x7.626.00.0111344450V/750V及以下橡胶绝缘电力电缆的载流量通用橡套软电缆的载流量见表8-25。主铁芯截面积mm平方YQ、YQW、YHQ、型 / AYZ、YZW、YHZ型 / A1芯3芯2芯3芯4芯25303540253035402530354025303540253035400.376656554-0.5111098987712111091098798770.75141312111211109141312111
7、2111091118981-1715141314131211131211101.5-21191816181615141816151422624222022201917222019172.530282523252321192523211944138353235323027363230276534945414542383545423835主线芯截面积/mm平方YC YCW YHC型 / A1芯2芯3芯4芯253035402530354025303540253035402.5373432293028252326242220272523214474340373936333034312926343129
8、266524844415147444043403734444138341057706459746964586358544963585449161121049688989184778478726684787266251481381281171351261161061151079990116108100913518317115814416715614413214213212211214313312311350226211195178208194179164176164152139177165153140702892702492282592422242042242091931772242091931
9、7795353330305279318297275251273255236215273255236215120415388358328371346320293316295273249316295273249注: 1 中性线截面面积同主线芯面积。 2.3 芯电缆中一根线芯不载流时,其流量按2芯电缆数据。0.6、1KV聚氯乙烯绝缘电力电缆的载流量表8.26 VV22、VLV22型聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆载流量。载流量计算条件1. 线芯长期工作温度: 70; 2. 环境温度: 25 ; 3. 埋地深度: 1000mm; 4. 土壤热阻系数:1.0m.C/W; 5. 线芯轴间距离: S
10、=2D型号及芯数标称截面 面积/mm平方参考外径/ mm载流量推荐值/ A成品参考质量/(KG/Km)空气中敷设埋地敷设铜芯铝芯铜芯铝芯铜芯铝芯VV22VLV22单芯101376599775314250161410178127993892872515.71321031661295273663516.91611252021566484265018.71911482401868135117020.524218730223210506129522.7298231361280137176512024.4347270415323163887315026.4395306508362195910191852
11、8.74593565304122395121524031.95544296234833333178330036.26374937085484091214540039.7750582814632497225735008436558626706309787651001776VV22VLV222芯2x4.016.3342741333883382x6.017.3433453424543792x1020.0584570545894592x1622.0776092717485432x2525.5104811229510297042x3527.812910014911612768252x5026.51461
12、1317113314878712x7030.3188144214165217813152x9534.2237184267207280016262x12036.5274213306238336518692x15040.0316245346268405922092x18543.836828639430649842610VV22VLV223芯3x4.017.0292336284503753x6.018.1372945365384253x1020.8503860467455513x1623.1665179619836753x2526.990701058213448573x3529.3111861279
13、9170210253x5031.2129100148115234414243x7034.4165127185142301717253x9538.6206160221176391321583x12041.7242188261203474125073x15045.4281218296229579030233x18551.0328254337261701336143x24057.3386299389302893044983x30061.54453444413421135054473x40081.051940350439115825VV22VLV224芯4x4.018.2302437295294294
14、x6.019.3383046376414914x1022.5534164499056444x1625.07155836512188044x2529.2947310884169010344x3533.511791132102247915684x5034.3140109157122296317334x7037.8178137196151383121074x9543.1219170234187503226894x12046.3255198268208610531194x15051.0294227301233747537814x18556.2333258338262909745344x24061.33
15、97308393305116644x30069.3464359448347150184x40090.154842551540020202VV22VLV223+1芯3x4+1x2.517.6302437294954053x6+1x419.1383046376084713x10+1x621.8524064498346033x16+1x1025.57055846511437703x25+1x1628.2937210884160710173x35+1x1630.511388130101206011973x50+1x2537.0142110158123279517113x70+1x3540.718113
16、9198152358120613x95+1x5045.0222172236183467626113x120+1x7049.7258201269209575130663x150+1x7052.0297230303235678835713x185+1x9559.5338262340264837143503x240+1x12069.54043133963071052353053x300+1x15070.04723654503491357267673x400+1x18584.254442251439918398型号及芯数标称截面 面积/mm平方参考外径/ mm载流量推荐值/ A (环境温度25C)成品
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