不同环境温度下电缆载流量修正系数bgvc.docx
不同环境境温度下下载流量量修正系系数导体工作作温度（ºC）环境温度度 （ººC）（空空气中）101520253035404550501.7001.6221.5221.4221.3221.2221.0000.755-601.5881.5001.4111.3221.2221.1111.0000.8660.733651.4881.4111.3441.2661.1881.0991.0000.8990.777701.4111.3551.2991.2221.1551.0881.0000.9110.811801.3221.2771.2221.1771.1111.0661.0000.9330.866901.2661.2221.1881.1441.0991.0441.0000.9440.899不同环境境温度下下载流量量修正系系数导体工作作温度（ºC）环境温度度 （ººC）（土土壤中）101520253035501.2661.1881.1001.0000.8990.777601.2001.1331.0771.0000.9330.855651.1771.1221.0661.0000.9440.888701.1551.1111.0551.0000.9440.888801.1331.0991.0441.0000.9550.900901.1111.0771.0441.0000.9660.922电缆在空空气中并并列敷设设时载流流量修正正系数根数载 流 量 修修 正 系 数数1236468912S=1dd1.0000.9000.8550.8000.8220.800-S=2dd1.0000.9880.9000.9550.9000.8550.8000.800S=3dd1.0001.0000.9880.9880.9880.9000.8550.855不同土壤壤热阻系系数的载载流量修修正系数数电压（KKV）截面范围围（mmm2）土壤热阻阻系数 T =( ºCC- MM/W )0.81.01.21.51.82.0.53.0135及以以下5011201503000400及及以上1.0661.0000.9550.8990.8440.8110.7550.7111.0881.0000.9440.8770.8000.7770.7000.6551.0881.0000.9330.8660.7990.7660.6990.6441.0991.0000.9330.8550.7990.7660.6880.6331035及以以下5011201503000400及及以上1.0551.0000.9550.9000.8440.8220.7660.7001.0661.0000.9440.8880.8220.8000.7330.6881.0771.0000.9440.8770.8110.7880.7110.6661.0771.0000.9330.8770.8110.7770.7110.655电线电缆缆穿管敷敷设于空空气中载载流量修修正系数数（参考考值）穿管根数数修正系数数240.800580.60091220.50012以上上0.455注：1、穿穿管电缆缆根数系系指有负负荷且发发热的导导线根数数。中性性线或保保护线可可不计。 2、一一般情况况下，穿穿管根数数体积占占管内体体积的440%左左右。 3、当当管子并并列敷设设时乘以以0.995的修修正系数数。三芯或三三个单芯芯电缆平平行成组组直埋于于土壤中中载流量量修正系系数（参参考值）电缆间距距组数23456相互接触触 701100(mm)2202500(mmm)0.7990.66690.6330.5880.5550.8550.7550.6880.6440.6000.8770.9770.7550.7220.699电缆在桥桥架上无无间距配配置多层层并列时时持续载载流量的的校正系系数 叠叠置电缆缆层数水水平排列列1234梯 架架0.8000.6660.5550.500托 盘盘0.7000.5550.5000.455不同埋地地深度时时载流量量修正系系数电压（KKV）深度L（mm）修 正 系 数数L=70001.0001.000700<< L =<1100000.9770.98810000< LL =<<125500.9550.96612500< LL =<<150000.9330.9551KV电电缆户外外明敷无无遮阳时时标称截面面（mmm2）校正系数数950.9991200.9881500.9771850.9662400.944管道组内内同步负负荷载流流量修正正系数（参参考值）管道间距距离组 数12345相互接触触0.8220.7550.6660.5990.566701100mmm-0.7660.6990.6220.6002202500mm-0.7770.7220.6880.677环境温度度修正系系数导体温度环境温度度（空气气中）环境温度度（土壤壤中）101520253035404550101520253035501.7001.6221.5221.4221.3221.2221.0000.755-1.2661.1881.1001.0000.8990.777601.5881.5001.4111.3221.2221.1111.0000.8990.7331.2001.1331.0771.0000.9330.855651.4881.4111.3441.2661.1881.0991.0000.8990.7771.1771.1221.0661.0000.9440.877701.4111.3551.2991.2221.1551.0881.0000.9110.8111.1551.1111.0551.0000.9440.888801.3221.2771.2221.1771.1111.0661.0000.9330.8661.1331.0991.0441.0000.9550.900901.2661.2221.1881.1441.0991.0441.0000.9440.8991.1111.0771.0441.0000.9660.922穿管修正正系数穿管根数数2-45-89-122>12修正系数数0.8000.6000.5000.455桥架修正正系数叠置层数数1234梯架0.8000.6550.5550.500托盘0.7000.5550.5000.455BV、BBLV型型绝缘线线穿半硬硬塑料管管、波纹纹管管径径选择单单位：mmm导线截面面（mm22）导线根数数234567891011121.0 1.5 1620252.525324206 25324010324050162540506335505063709563120注:半硬硬塑料管管、波纹纹管的公公称管径径指外径径。BV、BBLV型型绝缘线线穿电线线管管径径选择单单位：mmm导线截面面（mm22）导线根数数234567891011121.0191.51619252.519419 62532381038511632382538516435505164767095647612015018576 注: 1.电线管管的管径径指外径径。 2.电线线管规格格根据GGB36640-83。BV、BBLV型型绝缘线线穿钢管管管径选选择单位位：mmm导线截面面（mm22）导线根数数234567891011121.0 1.515202.546202510253240162540253240503550504065705065658095120658010015080185240100 注: 1.钢钢管的管管径指内内径。 22.钢管管规格根根据GBB30992-882低低压流体体输送用用焊接钢钢管。BV、BBLV型型绝缘线线穿硬塑塑料管（轻轻型）管管径选择择单位：mm导线截面面（mm22）导线根数数234567891011121.0201.5 1620252.54253262032401025324050162532405063354050635070509512063150注: 硬硬塑料管管（轻型型）的公公称管径径指外径径。BV、BBLV型型绝缘线线穿硬塑塑料管（重重型）管管径选择择 单位：mm导线截面面（mm22）导线根数数234567891011121.01.51620252.542025326324010253240501625405035505070注:硬塑塑料管（重重型）的的管径指指外径。BX、BBLX型型绝缘线线穿半硬硬塑料管管、波纹纹管管径径选择单单位：mmm导线截面面（mm22）导线根数数234567891011121.01.5202532402.542532406 5010325063162540633550506370注：半硬硬塑料管管、波纹纹管的管管径指外外径。BX、BBLX型型绝缘线线穿硬塑塑料管（轻轻型）管管径选择择单位：mm导线截面面（mm22）导线根数数234567891011121.01.52025322.54324061025324050162540506335505063709563120注：硬塑塑料管（轻轻型）的的管径指指外径。BX、BBLX型型绝缘线线穿硬塑塑料管（重重型）管管选择单单位（mmm）导线截面面（mm22）导线根数数234567891011121.01.52025322.542563240501032405016254050355050注：硬塑塑料管（重重型）的的公称管管径指外外径。电力电缆缆穿金属属最小管管径VVVLV0.6/1KVV电缆标称称截面（MM2）1.52.54610162535507095120150185焊接钢管管（SCC）或水煤气气钢管（RC）最小管径径（mm） 电缆穿管管长度在在30mm及以下下直线20253240507080一个弯曲曲时2532 507080100二个弯曲曲时3240507080100125YJVYJLVV0.6/1KVV电缆标称称截面（MM2）1.52.54610162535507095120150185焊接钢管管（SCC）或水煤气气钢管（RC）最小管径径（mm） 电缆穿管管长度在在30mm及以下下直线15202532405070一个弯曲曲时1520253240507080二个弯曲曲时3220253240507080 ZQDZLQDD0.6/1KVV电缆标称称截面（MM2）162535507095120150185240焊接钢管管（SCC）或水煤气气钢管（RC）最小管径径（mm）电缆穿管管长度在在30mm及以下下直线3240507080一个弯曲曲时40507080100二个弯曲曲时507080100125注：适用用于三芯芯、三芯芯+N及四四芯等截截面电力力电缆。电力电缆缆穿聚氯氯乙烯管管最小管管径 VVVLV0.6/1KVV电缆标称称截面（MM2）1.52.54610162535507095120聚氯乙烯烯硬质电电线管（PC）最小管径径（mm）电缆穿管管长度在在30mm及以下下直线202532405063一个弯曲曲时202532405063二个弯曲曲时2532405063YJVYJLVV0.6/1KVV电缆标称称截面（MM2）1.52.54610162535507095120聚氯乙烯烯硬质电电线管（PC）最小管径径（mm）电缆穿管管长度在在30mm及以下下直线202532405063一个弯曲曲时202532405063二个弯曲曲时2532405063ZQDZLQDD0.6/1KVV电缆标称称截面（MM2）162535507095120聚氯乙烯烯硬质电电线管（PC）最小管径径（mm）电缆穿管管长度在在30mm及以下下直线324050一个弯曲曲时32405063二个弯曲曲时405063 注：适用用于三芯芯、三芯芯+N及四四芯等截截面电力力电缆。铠装电力力电缆穿穿金属管管最小管管径VV*VLV*0.6/1KVV电缆标称称截面（MM2）1.52.54610162535507095120150185焊接钢管管（SCC）或水煤气气钢管（RC）最小管径径（mm） 电缆穿管管长度在30mm及以下下一个弯曲曲时25324050708080二个弯曲曲时2532405070 80100*：适用用于VVV22,32,43 , VVLV222,332,443YJV*YJLVV*0.6/1KVV电缆标称称截面（MM2）1.52.54610162535507095120150185焊接钢管管（SCC）或水煤气气钢管（RC）最小管径径（mm）电缆穿管管长度在30mm及以下下一个弯曲曲时2532405070100二个弯曲曲时2532405070801008.7/10KKV一个弯曲曲时 80100125二个弯曲曲时100125*：适用用于YJJV222,32, YJLLV222,32ZQD*ZLQDD*0.6/1KVV电缆标称称截面（MM2）162535507095120150185焊接钢管管（SCC）或水煤气气钢管（RRC）最小管径径（mm）电缆穿管管长度在30mm及以下下一个弯曲曲时7080100二个弯曲曲时70801008.7/10KKV一个弯曲曲时80100125二个弯曲曲时100125*：适用用于ZQQD022,033,222,233,322,333,411 , VLVV02,03,22,23,32,33,41注：适用用于三芯芯、三芯芯+N及四四芯等截截面电缆缆穿墙保保护管。控制电缆缆穿金属属管或聚聚氯乙烯烯硬质管管最小管管径电缆截面面（MMM2）控制电缆缆芯数2456,7810121416192430370.7551.0焊接钢管管（SCC）或水煤气气钢管（RC）最 小 管 径径（mmm）电缆穿管管长度在30mm及以下下直通1520253240一个弯曲曲时202532405070二个弯曲曲时2532405070 电缆截面面（MM22）焊接钢管管（SCC）或水煤气气钢管（RC）最小管径径（mm）1.52.55电缆穿管管长度在30mm及以下下直 通通2025324050一个弯曲曲时202532405070二个弯曲曲时253240507080100 电缆截面面（MMM2）聚氯乙烯烯硬质电电线管（PC）最小管径径（mm）0.7551.0电缆穿管管长度在30mm及以下下直 通通2025324050一个弯曲曲时2532405063二个弯曲曲时32405063 电缆截面面（MM22）聚氯乙烯烯硬质电电线管（PC）最小管径径（mm）1.52.55电缆穿管管长度在在30mm及以下下直 通通2532405063一个弯曲曲时32405063二个弯曲曲时32405063注：适用用于KVVV KKXV KYVV型控制制电缆。电线电缆缆穿管最最小管径径管材种类类导线规格格型号电话支线线穿管对数123456789最小管径径（mm）导线穿电电线管（TC）或聚氯乙烯管（PC）RVB-2X00.22X0.516202532RVS-2X00.22X0.520253240导线穿焊焊接钢管管（SCC）或水水煤气钢钢管（RRC）RVB-2X00.22X0.5152025RVS-2X00.22X0.515202532导线根数数123456管材种类类TC SCPC RCTC SCPC RCTC SCPC RCTC SCPC RCTC SCPC RCTC SCPC RC导线型号号导线穿管管最小管径（mm）RVVPP- 22X0.22X0.516 1520 1525 2032 2032 2532 32 同轴电缆缆根数12345管材种类类TC SCRCTC SCRCTC SCRCTC SCRCTC SCRC同轴电缆缆型号规规格电缆穿管管最小管径（mm）SYV-SS-75-55-416 1525 2025 2032 2540 3275-77-425 2032 2540 3250 4050 5075-99-425 2540 3250 4050 50- 550导线载流流量型 号BLV额定电压压（KVV）0.455/0.75导体工作作温度（°C）70环境温度度（°CC）303540303540导线排列列O-S-O-SS-O导线根数数2458912212 以以上2458912212 以上2458912212 以以上标称截面面（mmm2）明敷载流流量（AA）导线穿管管敷设载载流量（A）2.5242321131087139871297643230281814111016121091612109641393624181513221714122115131110565349332521193123191729211816167671664735292643322724403025222510497906548403660453733554134313512711911081605045745646426951433850155146135997462569168575184635247702011891751279579711178873661088167609524723221516012010090148111928313610285761202882702501891411181061741311099816012010090150334313290217162135122200150125112184138115103185385362335254191159143235176147132216162135121240460432400307230191172283212177159260195162146注：明敷敷载流量量值系根根据 S>22De(De-电线外外径)计算型 号BLX额定电压压（KVV）0.455/0.75导体工作作温度（°C）65环境温度度（°CC）303540303540导线排列列O-S-O-SS-O-导线根数数-2458912212 以以上2458912212 以上2458912212 以以上标称截面面（mm 2）导线穿管管敷设载载流量（A）2.5252321131087139871297643331281814111017131110161210964138352418151322171412211513111057524833242018302319172821171516777165453328254131262338292421251039587624739355743363253393329351241141057757484371534440654941375015314213094715953876554498060504570195180165122927669113847063104786558952422232051511139485139104877812896807212028326224017913411210116512410393152114958515032530027520715512911619214412010817613211099185378349320241180150135222167139125204153127114240454420385293219183164270203169152248186155139注：明敷敷载流量量值系根根据S>>2Dee(Dee-电线线外径)计算型 号BV-1105额定电压压（KVV）0.455/0.75导线排列列OOOO-S-O-SS-O导体工作作温度（°C）105环境温度度（°CC）303540303540标称截面面（mmm2）明 敷敷0.7551514142221201.01817172625241.52423223231302.532313044424144342405856546565452767370环境温度度（°CC）303540导线根数数2458912212 以以上2458912212 以以上2458912212 以以上标称截面面（mmm2）明 敷敷0.7551297611876118761.01410981310871310871.516141210181
