建筑電氣常用數(shù)據(jù)速查表

2---3片組合涂漆母線的載流量（θn=70℃θa=25℃）母線尺寸（寬X厚，mmm）鋁（A）銅（A）交流直流交流直流2片3片2片3片2片3片2片3片40X4855109040X5965125050X51180152550X6.31315170063X6.31350172015551940174022401990249580X6.316302100205524602110272026303220100X6.331935250025153040247031703245394063X81680218018402330216027902485302080X820402620240029752620337030953850100X823903050294536203060393038104690125X82650338033504250340043404400560063X102010265021102720256033002725353080X1024103100273534403100399035104450100X1028603650335041603610465043255385125X1032004100390048604100520050006250380V銅導線線負荷力具（KV.m，cos=1）電壓損失（u%）導線截面（mmm）1.52.546101625355070951201.012520833249883013302080295041505860789099601.2150249398598996159024903490498069709460119501.417529146569711601860290040705810813011000139001.620033253179713302120332046506640930012600159001.8225374598896149023903750523074701050014200179002.0250415664996166026604150581083001160015800190002.22744577301100183029204750639091001280017300219002.42994987971200199031904980697099601390018900239002.632454086312902160345054007550108001510020500259002.834958193013902320372058208130116001630022100279003.037462399614902490398062308720125001740023700299003.2398664106015902660425066409300133001860025200319003.4423706113016902820452070609880141001980026800339003.64487471200179029904780747010500149002090028400359003.84737891260189031505050790011000158002210030000378004.04988301330199033205310830011600166002320031500398004.25238721390209034905580872012800183002560034700438004.45499131460219036505840913012800183002560034700438004.65789551530229038206110955013400190002670036300458004.85989961590239039806370997013900199002790037800478005.062310381660249041506640104001450020800290003940049800380V鋁導線線負荷力距（KV.mcos=1）電壓損失（u%）導線截面（mmm）2.54461025355070951.0125200300500800125017502500350047501.2150240350600960150021003000420057001.41752804207001120175024503500490066501.62003204808001280200028004000560076001.82253605409001440225031504500630085502.025040060010001600250035005000700095002.2275440660110017602750386055007700104502.4300480720120019203000420060008400114002.6325525780130020803250455065009100123502.8350560840140022403500490070009800133003.03756009001500240037505250750010500142503.24006409601600256040005600800011200152003.442568010201700272042505950850011900161503.645072010801800288045006300900012600171003.847576011401900304047506650950013300180504.0500800120020003200500070001000014000190004.2525840126021003360525073501050014700199504.4550880132022003520550077001100015400209004.6575920138023003680575080501150016100218504.8600960144024003840600084001200016800223005.0625100015002500400062508750125001750023750BLV絕緣電線線明敷及穿管管時持續(xù)載流流量（注：明明敷載流量值值系根據(jù)

S>22De(Dee-電線外徑)計算）型號BLV額定電壓（KVV）0.45/0..75導體工作溫度（°C）70環(huán)境溫度（°CC）303540303540導線排列O-S-O-SS-O導線根數(shù)2~45~89~1212以上2~45~89~1212

以上2~45~89~1212以上標稱截面（mmm2）明敷載流量（AA）導線穿管敷設載載流量（A）2.5242321131087139871297643230281814111016121091612109641393624181513221714122115131110565349332521193123191729211816167671664735292643322724403025222510497906548403660453733554134313512711911081605045745646426951433850155146135997462569168575184635247702011891751279579711178873661088167609524723221516012010090148111928313610285761202882702501891411181061741311099816012010090150334313290217162135122200150125112184138115103185385362335254191159143235176147132216162135121240460432400307230191172283212177159260195162146BLx絕緣電線線明敷及穿管管時持續(xù)載流流量（注：明明敷載流量值值系根據(jù)

S>22De(Dee-電線外徑)計算）型號BLX額定電壓（KVV）0.45/0..75導體工作溫度（°C）65環(huán)境溫度（°CC）303540303540導線排列O-S-O-SS-O導線根數(shù)2~45~89~1212以上2~45~89~1212

以上2~45~89~1212以上標稱截面（mmm2）導線穿管敷設載載流量（A）2.5252321131087139871297643331281814111017131110161210964138352418151322171412211513111057524833242018302319172821171516777165453328254131262338292421251039587624739355743363253393329351241141057757484371534440654941375015314213094715953876554498060504570195180165122927669113847063104786558952422232051511139485139104877812896807212028326224017913411210116512410393152114958515032530027520715512911619214412010817613211099185378349320241180150135222167139125204153127114240454420385293219183164270203169152248186155139BV-105耐耐熱絕緣電線線明敷及穿管管時持續(xù)載流流量型號BV-105額定電壓（KVV）0.45/0..75導線排列OOOO-S-O-SS-O導體工作溫度（°C）105環(huán)境溫度（°CC）303540303540標稱截面（mmm2）明

敷0.751514142221201.01817172625241.52423223231302.532313044424144342405856546565452767370環(huán)境溫度（°CC）303540導線根數(shù)2~45~89~1212以上2~45~89~1212以上2~45~89~1212以上標稱截面（mmm2）明

敷0.751297611876118761.01410981310871310871.51614121018131110171311102.525191614241815132418151343418211916252119322420186443328254332272441312623BV-1055型耐熱聚氯氯乙烯絕緣銅銅芯電線的載載流量（θn=105℃）截面（mm2）明敷（A）2根穿管（A）管徑（mm）3根穿管（A）管徑（mm）4根穿管（A）管徑（mm）50℃55℃60℃65℃50℃55℃60℃65℃GDG50℃55℃60℃65℃GDG50℃55℃60℃65℃GDG1.5252322211918171615161716151415161615141315162.53432302827252423151625232221151623212019151944744424039373533151934323028151931292826202566057545151484643202544413937202540383634202510898480757672686420256763605725325956535025321612311711110495908581253285817672253275716763323825165157149140127121114108323811310710296323810196918632(51)35205191185174160152144136323813813112411732(51)12612011310750(51)5026425123822520219218217240(51)17917016115240(51)15915114313550(51)7031029528026424022821720450(51)21320319218150(51)1931841741646595380362343324292278264249502622492362236523322221019865120448427405382347331314296653112962812656527526124823465150519494469442399380360340653623453273086532030528927280注：1.本電電線的聚氯乙乙烯絕緣中加加了耐熱增塑塑劑，線芯允允許工作溫度度可達1055℃，適用于高高溫場所，但但要求電線接接頭用焊接或或絞接后表面面錫la處理。電線實際允許工工作溫度還取取決于電線與與電線及電器器接頭的允許許溫度，當接接頭允許溫度度為95℃時，表中數(shù)數(shù)據(jù)應乘以0.92，85℃時應乘以0.84。2.BLV-1105型鋁芯耐熱熱線的載流量量可按表中的的數(shù)據(jù)乘以0.78。3.本表中載流流量數(shù)據(jù)系編編者經(jīng)計算得得出，僅供參參考。BV、BLVV型絕緣線穿穿半硬塑料管管、波紋管管管徑選擇單位位：mm導線截面（mm2）導線根數(shù)234567891011121.01.51620252.52532420625324010324050162540506335505063709563120注半硬塑料管管、波紋管的的公稱管徑指指外徑。BV、BLVV型絕緣線穿穿半硬塑料管管、波紋管管管徑選擇單位位：mm導線截面（mm2）導線根數(shù)234567891011121.01.51620252.52532420625324010324050162540506335505063709563120注：半硬塑料管管、波紋管的的公稱管徑指指外徑。BV、BLV型型絕緣線穿硬硬塑料管（輕輕型）管徑選選擇單位：mmm導線截面（mm2）導線根數(shù)234567891011121.0201.51620252.54253262032401025324050162532405063354050635070509512063150注硬塑料管（輕輕型）的公稱稱管徑指外徑徑。BV、BLV型絕緣緣線穿硬塑料料管（重型）管管徑選擇單位位：mm導線截面（mm2）導線根數(shù)234567891011121.01.51620252.542025326324010253240501625405035505070注硬塑料管（重重型）的管徑徑指外徑。BVV,BVVVB絕緣電線穿穿管暗敷時持持續(xù)載流量型號BVV

BVVB額定電壓（KVV）0.30/0..50芯

數(shù)單、雙芯導體工作溫度（°C）70環(huán)境溫度（°CC）303540導線根數(shù)2~45~89~1212以上2~45~89~1212以上2~45~89~1212以上標稱截面（mmm2）穿管敷設設1.5171311915111091411982.52317151322161412201513114302319172922181626201715639292522372823213426221910544134315138322947353027167355464168514338634740362597736154906857518463474036115867265108816761100756356BVV,BVVVB絕緣電線明明敷時持續(xù)載載流量型號BVV

BVVB額定電壓（KVV）0.30/0..50芯

數(shù)一

芯二

芯三

芯四

芯五

芯導體工作溫度（°C）70環(huán)境溫度（°CC）303540303540303540303540303540標稱截面（mmm2）明

敷1.0201817---131211------1.52524222119181817161615141514132.5353230292725242321232220211918445423938363332302830282628262465854504946434139363836333633311079756968645959555153504649464316---91857978736870666166625725---121113105105989194898289837735---14413512512711911011510810010910395BV絕緣電線明明敷及穿管時時持續(xù)載流量量注：明敷載載流量值系根根據(jù)S>2Dee(De-電線外徑)計算額定電壓（KVV）0.45/0..75導體工作溫度（°C）70環(huán)境溫度（°CC）303540303540導線排列O-S-O-SS-O導線根數(shù)2~45~89~1212以上2~45~89~1212

以上2~45~89~1212以上標稱截面（mmm2）明敷載流量（AA）導線穿管敷設載載流量（A）1.52322201398712976118762.53129271713111016121091511984413936241815132217141221151311653504631231917292118162020161510746964443328254131262338292421169993866045383457423532523932292513212411583625247775748437053443935161151140103776458967260548866554950201189175127957971117887366108816760702592432251651231039215211495851401058778953162972752071551291161921441201081761321109912037435132524518415313822617014112720815613011715042640037028821618016226519916614924418315213718549546443033525120918830923219317428421317715924059255651539629724722236627522926336252210189BX、BLX型型絕緣線穿硬硬塑料管（輕輕型）管徑選選擇單位：mmm導線截面（mm2）導線根數(shù)234567891011121.01.52025322.54324061025324050162540506335505063709563120注硬塑料管（輕輕型）的管徑徑指外徑。BX、BLX型型絕緣線穿硬硬塑料管（重重型）管選擇擇單位（mmm）導線截面（mm2）導線根數(shù)234567891011121.01.52025322.542563240501032405016254050355050注硬塑料管（重重型）的公稱稱管徑指外徑徑。BX絕緣電線明明敷及穿管時時持續(xù)載流量量注：明敷載載流量值系根根據(jù)S>2Dee(De-電線外徑)計算型號BX額定電壓（KVV）0.45/0..75導體工作溫度（°C）65環(huán)境溫度（°CC）303540303540導線排列O-S-O-SS-O導線根數(shù)2~45~89~1212以上2~45~89~1212

以上2~45~89~1212以上標稱截面（mmm2）導線穿管敷設載載流量（A）1.52422201398712976118762.531282617131110161210915119844138352317141321161312201512116534945292218162821171525191614107368624332272440302522372723201698908358443633534033304937312825130120110806050457355464068514238351651531409974625691685751846352475020118517012292766911284706310478655870254234215155116978714410890811329982749531328926519814912411119314412010816812610594120366338310231173144130213160133120196147122110150419387355269201168151248186155139228171142128185484447410311233194175287215179161264198165148240584540495373279233209344258215193316237197177HYV-0.55電話電纜在在線槽內允許許容納根數(shù)安裝方式金屬線槽容納電電纜根數(shù)塑料線槽容納電電纜根數(shù)電話電纜型號對數(shù)墻上或支架地面內墻上或支架45X3055X4045X4565X12050X2570X3640X3060X3080X50100X50120X50HYV-0.551036521363511141620244152523810123023311131267850-227121134580-115-1-1234100--14-1--233線槽內電話電纜纜與電話支線線換算電話支線型號HYV-0.55電話電纜對對數(shù)1020305080100RVS-2X00.281216253744RVS-2X00.57811182531電話電纜型號對數(shù)HYV-0.55電纜對數(shù)100805030相當于電纜根數(shù)數(shù)HYV-0.5510543220432130321-5021--標稱截面（mmm2）導體工作溫度（°C）708090載流量（A）16851001102511013515035135160185501702002307021025529095250305345120290355405150325400460185370455525240435540620標稱截面（mmm2）導體工作溫度（°C）708090載流量（A）1066788716851001152511013015035135160180501601902207019523026595230270300120260300335150325395455185370460530240440545635電纜型號額定電壓（KVV）標

稱

截截

面（mm2）162535507095120150185JKLY0.6/16787110130165200230260300JKLYJ10-95115140170205235265305注：架空電纜導導體工作溫度度90°C，環(huán)境溫度40°C..LJ、HLJ、LGJ型裸鋁鋁絞線的載流流量（θn=70℃）截面（mm2）LJ型（A）HLJ型（A）LGJ型（A）室內室外室外室外25℃30℃35℃40℃25℃30℃35℃40℃25℃30℃35℃40℃25℃30℃35℃40℃1055524845757066617470666116807570651059992859691857910598928525110103978913512711910912611911110313512711910935135127119109170160150138154145136126170159149137501701601501382152021891741931821701582202071931787021520218917426524923321523622220819327525922822295260244229211325305286247283266249231335315295272120310292273251375352330304324306286265380357335307150370348326300440414387356375353330306445418391360185425400374344500470440405425400374347515484453416240610574536494496467437405610574536494300680640597550570536502465700658615566單片母線的載流流量（θn=70℃）母線尺寸（寬X厚，mmm）鋁（A）銅（A）交流直流交流直流25℃30℃35℃40℃25℃30℃35℃40℃25℃30℃35℃40℃25℃30℃35℃40℃15x316515514513416515514513421019718517021019718517020x321520218917421520218917427525824222327525824222325x326524923321526524923321534032029927634032029927630x436534332129637034832630047544641838547544641838540x448045142238948045142238962558755050662558755050640x554050747543854551248044670065961556770566462057150x566562558553967063059054386080975669787081876570550x6..374069565160074570065560495589884077496090284577863x6..38708187657058808277757131125105699091211451079101092880x6..311501080101093211701100103095014801390130012001510142013301225100x66.3142513401255115514551368128011801810170015901470187517601650152063x8102596590283110409779158441320124011601070134512651185109080x81320124011601070135512741192110016901590149013701755165015451420100x881625153014301315169015901488137020801955183016852180205019201770125x88190017851670154020401918179516552400225521101945260024452290210563x1001155108510169361180111010409561475138813001195152514321340123580x1001480139013001200154014501355125019001786167015401990187017501610100x1101820171016001475191017951680155023102170203018702470232021752000125x1102070194518201680230021602020186526502490233021502950277025952390注本表系母線線立放的數(shù)據(jù)據(jù)。當母線平平放且寬度≤63mm時，表表中數(shù)據(jù)應乘乘以0.955，>63mmm時應乘以以0.92。電力電纜穿金屬屬管最小管徑徑VVVLV0.6/1KVV電纜標稱截面（MM2）1.52.54610162535507095120150185焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）電纜穿管長度在在30m及以下下直線20253240507080一個彎曲時2532507080100二個彎曲時3240507080100125YJVYJLV0.6/1KVV電纜標稱截面（MM2）1.52.54610162535507095120150185焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）電纜穿管長度在在30m及以下下直線15202532405070一個彎曲時1520253240507080二個彎曲時3220253240507080ZQDZLQD0.6/1KVV電纜標稱截面（MM2）162535507095120150185240焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）電纜穿管長度在在30m及以下下直線3240507080一個彎曲時40507080100二個彎曲時507080100125注：適用于三芯芯、三芯+NN及四芯等截截面電力電纜纜。電力電纜穿金屬屬管最小管徑徑VVVLV0.6/1KVV電纜標稱截面（MM2）1.52.54610162535507095120聚氯乙烯硬質電電線管（PCC）最小管徑徑（mm）電纜穿管長度在在30m及以下下直線202532405063一個彎曲時202532405063二個彎曲時2532405063YJVYJLV0.6/1KVV電纜標稱截面（MM2）1.52.54610162535507095120聚氯乙烯硬質電電線管（PCC）最小管徑徑（mm）電纜穿管長度在在30m及以下下直線202532405063一個彎曲時202532405063二個彎曲時2532405063ZQDZLQD0.6/1KVV電纜標稱截面（MM2）162535507095120聚氯乙烯硬質電電線管（PCC）最小管徑徑（mm）電纜穿管長度在在30m及以下下直線324050一個彎曲時32405063二個彎曲時405063注：適用于三芯芯、三芯+NN及四芯等截截面電力電纜纜。電話電線電纜穿穿管最小管徑徑管材種類導線規(guī)格型號電話支線穿管對對數(shù)123456789最小管徑（mmm）導線穿電線管（TC）或聚氯乙烯管（PC）RVB-2X00.22X0.516202532RVS-2X00.22X0.520253240導線穿焊接鋼管管（SC）或水煤煤氣鋼管（RRC）RVB-2X00.22X0.5152025RVS-2X00.22X0.515202532導線根數(shù)123456管材種類TCSCPCRCTCSCPCRCTCSCPCRCTCSCPCRCTCSCPCRCTCSCPCRC導線型號導線穿管最小管徑（mm）RVVP-22X0.22X0.5161520152520322032253232同軸電纜根數(shù)12345管材種類TCSCRCTCSCRCTCSCRCTCSCRCTCSCRC同軸電纜型號規(guī)規(guī)格電纜穿管最小管徑（mm）SYV-SS-75-5-41615252025203225403275-7-42520322540325040505075-9-42525403250405050-50不同環(huán)境溫度下下載流量修正正系數(shù)導體工作溫度（oC）環(huán)境溫度（ooC）（空氣中中）101520253035404550501.701.621.521.421.321.221.000.75-601.581.501.411.321.221.111.000.860.73651.481.411.341.261.181.091.000.890.77701.411.351.291.221.151.081.000.910.81801.321.271.221.171.111.061.000.930.86901.261.221.181.141.091.041.000.940.89不同環(huán)境溫度下下載流量修正正系數(shù)導體工作溫度（oC）環(huán)境溫度（ooC）（土壤中中）101520253035501.261.181.101.000.890.77601.201.131.071.000.930.85651.171.121.061.000.940.88701.151.111.051.000.940.88801.131.091.041.000.950.90901.111.071.041.000.960.92電纜在空氣中并并列敷設時載載流量修正系系數(shù)根數(shù)載流量修修正系數(shù)1236468912S=1d1.000.900.850.800.820.80---S=2d1.000.980.900.950.900.850.800.80S=3d1.001.000.980.980.980.900.850.85不同土壤熱阻系系數(shù)的載流量量修正系數(shù)電壓（KV）截面范圍（mmm2）土壤熱阻系數(shù)

ρT=(ooC-M//W)0.81.01.21.51.82.0.53.0135及以下50~120150~3000400及以上1.061.000.950.890.840.810.750.711.081.000.940.870.800.770.700.651.081.000.930.860.790.760.690.641.091.000.930.850.790.760.680.631035及以下50~120150~3000400及以上1.051.000.950.900.840.820.760.701.061.000.940.880.820.800.730.681.071.000.940.870.810.780.710.661.071.000.930.870.810.770.710.65電線電纜穿管敷敷設于空氣中中載流量修正正系數(shù)（參考考值）穿管根數(shù)修正系數(shù)2~40.805~80.609~120.5012以上0.45注：1、穿管電電纜根數(shù)系指指有負荷且發(fā)發(fā)熱的導線根根數(shù)。中性線線或保護線可可不計。2、一般情況下下，穿管根數(shù)數(shù)體積占管內內體積的40%左右。3、當管子并列列敷設時乘以以0.95的修正系數(shù)數(shù)。三芯或三個單芯芯電纜平行成成組直埋于土土壤中載流量量修正系數(shù)（參參考值）電纜間距組數(shù)23456相互接觸70~100((mm)220~2500(mm)0.790.6690.630.580.550.850.750.680.640.600.870.970.750.720.69電纜在橋架上無無間距配置多多層并列時持持續(xù)載流量的的校正系數(shù)疊置電纜層數(shù)水平排列1234梯

架0.800.660.550.50托

盤0.700.550.500.45不同埋地深度時時載流量修正正系數(shù)電壓（KV）深度L（mm）修正系數(shù)數(shù)L=7001.001.00700<L=<100000.970.981000<LL=<122500.950.961250<LL=<155000.930.951KV電纜戶外外明敷無遮陽陽時標稱截面（mmm2）校正系數(shù)950.991200.981500.971850.962400.94管道組內同步負負荷載流量修修正系數(shù)（參參考值）管道間距離組

數(shù)12345相互接觸0.820.750.660.590.5670~100mmm-0.760.690.620.60220~2500mm-0.770.720.680.67線路類別線路敷設方式導線型號額定電壓（KVV）產品名稱稱最小截面附注注：括號內數(shù)值值僅為北京地地區(qū)使用交直流配電線路吊燈用軟線RVS0.25銅芯聚氯乙烯絕絕緣絞型軟線線0.5RFS銅芯丁腈聚氯乙乙烯復合物絕絕緣軟線室內配線：穿管線槽塑料線夾瓷瓶BV0.45/0..75銅芯聚氯乙烯絕絕緣電線1.5BLV鋁芯聚氯乙烯絕絕緣電線2.5BX銅芯橡皮絕緣電電線1.5BLX鋁芯橡皮絕緣電電線2.5BXF銅芯氯丁橡皮絕絕緣電線1.5BLXF鋁芯氯丁橡皮絕絕緣電線2.5架空進戶線BV0.45/0..75銅芯聚氯乙烯絕絕緣電線10距離應不超過225mBLV鋁芯聚氯乙烯絕絕緣電線BXF銅芯聚氯乙烯絕絕緣電線BLXF鋁芯氯丁橡皮絕絕緣電線架空線JKLY/LLJ0.6/1輻照交聯(lián)聚乙烯烯絕緣架空電電纜/鋁芯絞線16（25）//35居民小區(qū)不小于于35mm2JKLYJ/LLGJ10輻照交聯(lián)聚乙烯烯絕緣架空電電纜/鋼芯鋁絞線線25（35）根據(jù)線路敷設方方式選配的導導線型號表注注：括號內數(shù)數(shù)值僅為北京京地區(qū)使用線路類別線路敷設方式導線型號額定電壓（KVV）產品名稱稱最小截面附注交直流配電線路吊燈用軟線RVS0.25銅芯聚氯乙烯絕絕緣絞型軟線線0.5RFS銅芯丁腈聚氯乙乙烯復合物絕絕緣軟線室內配線：穿管線槽塑料線夾瓷瓶BV0.45/0..75銅芯聚氯乙烯絕絕緣電線1.5BLV鋁芯聚氯乙烯絕絕緣電線2.5BX銅芯橡皮絕緣電電線1.5BLX鋁芯橡皮絕緣電電線2.5BXF銅芯氯丁橡皮絕絕緣電線1.5BLXF鋁芯氯丁橡皮絕絕緣電線2.5架空進戶線BV0.45/0..75銅芯聚氯乙烯絕絕緣電線10距離應不超過225mBLV鋁芯聚氯乙烯絕絕緣電線BXF銅芯聚氯乙烯絕絕緣電線BLXF鋁芯氯丁橡皮絕絕緣電線架空線JKLY0.6/1輻照交聯(lián)聚乙烯烯絕緣架空電電纜16（25）居民小區(qū)不小于于35mm2JKLYJ10輻照交聯(lián)聚乙烯烯絕緣架空電電纜25（35）LJ鋁芯絞線LGJ鋼芯鋁絞線架空絕緣電纜的的載流量（θa=30℃θn=65℃）

線芯截面

（mm2）0.6/1KKV（A）10KV（A）鋁芯銅芯鋁芯銅芯鋁芯單芯2芯4芯單芯2芯4芯3++K芯①單芯JKLYY

JKLYJJ

JKLYJKLY/QQJKLHHYJKYYJKLHY/QQJKLYYJJKYYJJKLYJ/QQJKLHHYJ

JKLHYJ//Q10

6050

78656584100168578681101009072951202512097931451351209312014535150125110185175145115151185501801551302152101701401832307020519417027525521518523425095260235200330305275215295285120315280240410355305265337320150360

475

380185420

550

425240500

635

500300

565注JKLLY型電纜載流流量系計算數(shù)數(shù)據(jù)供參考，其其余數(shù)據(jù)摘自自四川電纜廠廠資料。①K為第第4芯，截面可可從10—120mmm2任選，表中中載流量數(shù)據(jù)據(jù)系與相線等等截面。交聯(lián)聚乙烯絕緣緣電力電纜直直埋地敷設的的載流量（ρτ=1.2℃×m/W）截面（mm2）00.6/1KKV(A)θn=90℃6/6KVV~8.7//10KV((A)θn=90℃26/35KVV(A)θθn=80℃44芯單芯θn=300℃3芯單芯θn=300℃3芯單芯θn=300℃20℃25℃30℃

20℃25℃30℃

25℃

鋁

芯4424038

6474543

10626058

16838077

2510410096

109105101

35125120115

130125120

50146140134

151145139

137

70182175168

187180173215205172

95218210202

224215206255235206

120244235226

255245235280265224

150276265254

286275264320305243

185317305293

322310298350335

240369355341

374360346400390

300

416400384440430

400

505515

500

555575

630

610640

銅

芯4525048

6626058

10838077

1610410096

25135130125

140135130

35161155149

166160154

50192185178

198190182

70234225216

239230221270260177

95281270259

286275264320300221

120317305293

322310298355340267

150359345331

364350336390385288

185406390374

411395379430430313

240473455437

473455437490490

300

536515494535550

400

595570

500

655630

630

710765

注：若考慮土壤壤水分遷移時時，表中載流流量應乘以校校正系數(shù)0..78。金屬管材規(guī)格管材種類(圖注注代號)公稱口徑（mmm）外徑（mm）壁厚（mm）內徑（mm）內孔總面積（mmm2）內孔%時截面積積（mm2）33%27.5%22%電線管（TC）1615.871.612.671264235282019.051.615.851976554432525.401.622.20387128106853231.751.628.556402111761414038.101.634.909573162632115050.801.647.601780587490392焊接鋼管（SC）1520.752.515.751946453432026.252.521.2535511797782532.002.527.005731891571263240.752.535.7510033312762214046.002.541.0013204363632905058.002.553.0022067286074857074.003.068.00363111989987988086.503.080.505089167913991119100112.003.0106.008824291124261941水煤氣鋼管（RC）1521.252.7515.751956454432026.752.7521.2535511797782533.503.2527.005731891581263242.253.2535.7510033312762214048.003.5041.0013204363632905060.003.5053.0022067286074857075.503.7568.00363111989987988088.504.0080.505089167913991119100114.004.00106.008824291124261941125140.004.50131.0013478444737062965150165.004.50156.00191136307525642041、敷設在自然然地面內，素素混凝土內的的管路，應采采用水煤氣管管敷設；當利利用鋼管的管管壁兼做保護護線時，按照照國家標準《電電氣裝置安裝裝工程施工及及驗收規(guī)范》應應采用管壁不不小于2.5mm厚的焊接鋼鋼管。聚氯乙烯絕緣電電力電纜直埋埋地敷設的載載流量（ρτ=1.2℃×m/W、θn=70℃）主線芯截面（mmm2）中性線截面（mmm2）1~3KV(AA)6KV(A)3芯2芯3芯單芯θn=25℃20℃25℃30℃20℃25℃30℃20℃25℃30℃鋼芯42．5373533302927644543403937351066259555350475048451610837974686561686561251010510094878378878378351613112511811611010310510094502515815014113112511813112511870351891801691521451361801651581501419550231220207184175165205195189180169120702572452302102001882302252102001881507029428026324223021625025524223021618595273260244275285273260244240120320305287315330320305287300150357340320350375347330310400395435500430495630480530銅芯42．5464441393735645855524947441067975666865616764601610105100948985808884792510137130122116110103110105993516168160150142135127137130122502520519518317316515516816015070352472352212051951832302102001901799550294280263247235221260255242230216120703363203012782652492902852732602441507037836033832030528732032531029527718595357340320350365352335315240120420400376395415404385362300150462440414430465446425400400480530500520580630570640聚氯乙烯絕緣電電線穿鋼管敷敷設的載流量量（θn=70℃）截面（mm2）2根單芯（A）管徑（mm）3根單芯（A）管徑（mm）4根單芯（A）管徑（mm）支線干線支線干線支線干線25℃30℃35℃40℃GDGGDG25℃30℃35℃40℃GDGGDG25℃30℃35℃40℃GDGGDGBLV型鋁芯2.52120191715161918171615161615141315194292725231519252423211519232221192025637353330202534323028202530282624202510524946432025253247444138253225324038363325323238166763595525323238595653492532323853504744323832(51)25948984773238323874706661323832(51)6965615732(51)50(51)351061009487323840(51)9590857832(51)40(51)8580757050(51)50(51)5013312511810940(51)50(51)1171101039640(51)50(51)106100948750(51)657016415514613550(51)5015214313412450(51)651351271191106565952011901791655065180170160148656516115214313265651202332202071916565207195183170656518217216215065801502652502352186565239225212196658021220018817480100185302285268248652702552402228080244230216200100100BV型銅芯1151413121516141312111516121110915161.52019181715161817161515161716151415162.52826242315162524232115162322211915194373533301519333129271519302826242025650474441202543413936202539373532202510696561572025253260575450253225325350474425323238168782777125323238777369642532323869656157323832(51)251131071019332383238101958983323832(51)9085807432(51)50(51)35141133125116323840(51)12211510810032(51)40(51)111105999150(51)50(51)5017516515514440(51)50(51)15514613712740(51)50(51)13813012211350(51)657021720519317850(51)5019418317215950(51)651751651551446565952652502352185065239225212196656521220018817465651203072902732526565276260244226656524423021620065801503503303102876565318300282261658028126524923180100185403380357331653603403202968080318300282261100100聚氯乙烯絕緣電電線穿塑料管管敷設的載流流量（θn=70℃）截面（mm2）2根單芯（A）管徑（mm）3根單芯（A）管徑（mm）4根單芯（A）管徑（mm）25℃30℃35℃40℃支線干線25℃30℃35℃40℃支線干線25℃30℃35℃40℃支線干線BLV型鋁芯2.5191817161617161514161514131220425242321162322211920201918172063331292720292725232027252422251045423937252540383633253235333129323216585552482532524946433240474441383240257773696432406965615740406057545040503595908578405085807570405074706661506350121114107995050108102968950639590857863637015414513612650631381301221136363122115108100636395186175165152636316715814913763148140132122631202122001881746363BV型銅芯113121110161211101016111099161.51716151416161514131614131211162.525242321162221201816201918172043331292716302826242027252422206434139362038363431203432302825105956534925255249464325324744413832321676726863253269656157324060575450324025101958983324090858074404080757165405035127120113104405011110599914050999387815063501591501411315050140132124115506312411711010263637019618517416150631771671571456363157148139129636395244230216200636321720519317863196185174161631202862702542356363聚氯乙烯絕緣電電線明敷的載載流量（θn=70℃）單位：A截面（mm22）鋁芯（BLV型型）銅芯（BV、BBVR型）25℃30℃35℃40℃25℃30℃35℃40℃1201918171.519181716252423212.5272524223432302843432302845424037645424037585552481063595551807571651685807570111105999125111105999114613813012035138130122113180170160148501751651551442282152021877021720519317828126524923195265250235218345325306283120302285268248398375353326150345325306283456430404374185403380357311519490461426鎧裝電力電纜穿穿金屬管最小小管徑VV*VLV*0.6/1KVV電纜標稱截面（MM2）1.52.54610162535507095120150185焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）電纜穿管長度在在30m及以下下一個彎曲時25324050708080二個彎曲時253240507080100*：適用于VVV22,332,43,VLVV22,322,43YJV*YJLV*0.6/1KVV電纜標稱截面（MM2）1.52.54610162535507095120150185焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）電纜穿管長度在在30m及以下下一個彎曲時2532405070100二個彎曲時2532405070801008.7/10KKV一個彎曲時80100125二個彎曲時100125*：適用于YYJV22，32,YYJLV222，32ZQD*ZLQD*0.6/1KVV電纜標稱截面（MM2）162535507095120150185焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）電纜穿管長度在在30m及以下下一個彎曲時7080100二個彎曲時70801008.7/10KKV一個彎曲時80100125二個彎曲時100125*：適用于ZQQD02,003,22,,23,322,33,441,VVLV02,,03,222,23,332,33,,41注：適用于三芯芯、三芯+NN及四芯等截截面電纜穿墻墻保護管。\控制電纜穿金金屬管或聚氯氯乙烯硬質管管最小管徑電纜截面（MMM2）控制電纜芯數(shù)2456,7810121416192430370.75~1..0焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）電纜穿管長度在在30m及以下下直通1520253240一個彎曲時202532405070二個彎曲時2532405070電纜截面（MMM2）焊接鋼管（SCC）或水煤氣鋼管（RC）最小管徑徑（mm）1.5~2.55電纜穿管長度在在30m及以下下直通2025324050一個彎曲時202532405070二個彎曲時253240507080100電纜截面（MMM2）聚氯乙烯硬質電電線管（PCC）最小管徑徑（mm）0.75~1..0電纜穿管長度在在30m及以下下直通2025324050一個彎曲時2532405063二個彎曲時32405063電纜截面（MMM2）聚氯乙烯硬質電電線管（PCC）最小管徑徑（mm）1.5~2.55電纜穿管長度在在30m及以下下直通2532405063一個彎曲時32405063二個彎曲時32405063注：適用于KVVVKXVVKYV型型控制電纜?？刂?、信號、弱弱電線路在線線槽內允許容容納根數(shù)型號標稱截面（mmm2）金屬線槽容納導導線根數(shù)塑料線槽容納導導線根數(shù)墻上或支架安裝裝地面內安裝墻上或支架安裝裝45x3055x4045x45120X6550X2570X3620X12.5540X3060X3080X50100X50120X50BV0.75133223205826122257211181804165226291.0120201184743110231171061623754702611.567112102413611281059902082613142.55491843385010584874170213257RVS2X0.24677712864289741621441812182X0.53356512063064529451041301572X0.7523383514321443203172901092X1.02033301241838317276278942X1.51628251031532214225265782X2.591514588181813293644SDYCSYVSS75-5-575-5-475-5-569934613-5716202575-7-575-7-475-7-42441836-23791175-9-575-9-475-9-42321024-22678裸銅絞線的載流流量（θn=70℃）截面（mm2）TJ型（A）TRJ型室內（A）室內室外25℃30℃35℃40℃25℃30℃35℃40℃30℃425242220504744416353331287066625710605653499589847772161009488811301221141059525140132123104180169158146143351751651541432202071941781775022020719417827025423821921870280263246227340320300276296953403202992764153903653363491204053803563284854564263934151504804514223895705365014614651855505164844456456065675225702406506105715267707246786246663008908357837208004009815001142注TRJ型型線的載流量量為計算數(shù)據(jù)據(jù)，供使用參參考。當本型型導線應用在在電弧煉鋼爐爐上時，因受受熱輻射較大大，一般按電流密度度1.5A//mm2選擇截面。每1KW有功所所需無功補償償容量（Kvvar）原有功率因數(shù)改進后功率因數(shù)數(shù)0.800.820.840..860.880.900.920.940.960.50.981.041.091.141.191.251.311.371.440.520.890.911.001.051.101.161.211.281.350.540.810.860.910.971.021.071.131.201.270.560.730.780.830.890.940.991.051.121.190.580.660.710.760.810.870.920.981.041.120.600.580.640.690.740.790.850.910.971.040.620.520.570.620.670.730.780.840.900.980.640.450.500.560.610.680.720.770.840.910.660.390.440.490.550.600.650.710.780.850.680.330.380.430.480.540.590.650.710.790.700.270.320.380.430.480.540.590.660.730.720.210.270.320.370.420.480.540.600.670.740.160.210.260.310.370.420.480.540.620.760.100.160.210.260.310.370.430.490.560.780.050.110.160.210.260.320.380.440.510.800.050.100.160.210.270.330.390.460.820.050.100.160.220.270.340.410.840.060.110.160.220.290.350.860.060.110.170.230.300.880.060.110.180.250.900.060.120.19室內電氣管線橋橋架與其它管管道之間的最最小距離線路布線方式與其它用途管道道間的最小距距離(mm)工藝設備煤氣管乙炔管氧氣管蒸汽管暖熱水管通風管上下水管壓縮空氣管平行交叉平行交叉平行交叉平行交叉平行交叉平行交叉平行交叉平行交叉平行交叉導線穿金屬管--1001001001001001001000(5000)300300(2000)100------電纜明敷--50030010005005003001000(5000)300500100200100200100200100絕緣導線明敷--100030010005005003001000(5000)300300(2000)100200100200100200100裸母線1500150010003002000500100050010005001000500100050010005001000500吊車滑觸線1500150015005003000500150050010005001000500100050010005001000500配電設備--1500-3000-1500-500-100-100-100-100-電纜橋架與各種種管道的最小小凈距管道類別平行凈距(mmm)交叉凈距(mmm)一般工藝管道400300具有腐蝕性液體體或氣體管道道500500熱力管道無保溫層10001000有保溫層500500注：1、表內無括號號數(shù)字為電氣氣管線在管道道上面時的數(shù)數(shù)據(jù)，有括號號數(shù)字為電氣氣管線在管道道下面時的數(shù)數(shù)據(jù)。2、在不能滿足足表中所列距距離情況下，應應采取下列措措施：a.電氣管線與與蒸汽管線不不能保持表中中距離時，應應在蒸汽管或或電氣管外包包以絕熱層，此此時平行凈距距可減至200mm，交叉處僅僅需滿足施工工操作和便于于維護的距離離。b.電氣管線與與熱水管不能能保持表中距距離時，可在在熱水管外包包絕熱層。c.裸母線與其其它管道交叉叉不能保持表表中距離時，應應在交叉處的的裸母線外裝裝保護網(wǎng)或罩罩。3、當上水管與與電氣管線平平行敷設且在在同一垂直面面時，應將電電氣管線敷設設于水管之上上。塑料絕緣軟線、塑塑料護套線明明敷設的載流流量（θn=70℃）截面（mm2）1芯（A）2芯（A）3芯（A）25℃30℃35℃40℃25℃30℃35℃40℃25℃30℃35℃40℃BLVV型鋁芯2.52725242221201917171615144363432302826242323222119646434037353331292725242210635955515451484442403835RVRVVRVBRVSRFBRFSBVV型銅芯0.125.354.74.44.243.83.53.232.82.60.27.476.665.85.55.24.84.243.83.50.39.598.57.87.476.665.354.74.40.411.71110.39.698.587.46.465.65.20.513.31