国标铜排载流量表

国标铜排载流量表时间：2021.03.12创作：欧阳文・、矩形铜排铜母排截面25°C35°C平放（A）竖放（A）平放（A）竖放（A）15X317618520X323324525X328530030X439441540X440442552255040X545247555158850X555658572176050X661765079784060X673177094099060X88589001101116060X1012959601010123080X613009301010119580X8148010601155136180X106651190129515311100X69211601260155715100X85013101425167418100X100251470159518652120X82110153016751940120X1023401685183021522(60X6)15301126118514522(60X8)002(60X12502(80X6)18552(80X825152(80X10)7352(100X6)1702(100X8)6902(100X10)1852(120X8)29952(120X10)362014601680132016511950156419302320214026151480117014331795212017002100250023302840二、铜导线载流量(35°C)截面(mn?)1503162140217052117257522000224702293532750333011.52.55046107095162535载流量(A):10131723304585110136170216263三、抽屉柜抽屉导线选用标准截面(mm2)1016162535507035X250X270X250X370X3电流(A)506380100125160200250300400500600估算法：单条铜母排载流量二宽度(mm)X厚度系数双母排载流量二宽度(mm)X厚度系数X1.5(经验系数)铜排和铝排也可以按平方数来,通常铜应该按58A/平方，铝应该按35A/平方常用铜排的载流量计算方法：40°C时铜排载流量二排宽*厚度系数排宽(mm)；厚度系数为:母排12厚时为20;10厚时为18;依次为：［1220,1018,816,614,513,412］.双层铜排［40°C］二1.561.58单层铜排［40°C］(根据截面欧阳文创编大小定)3层铜排［40°C］二2单层铜排［40°C］4层铜排［40°C］二单层铜排［40°C］*2.45(不推荐此类选择,最好用异形母排替代)铜排［40°C］二铜排［250*0.85铝排［40°C］二铜排［40°C］/1.3例如求TMY100*10载流量为：单层：100*188二1800(A)［查手册为1860A］:双层：2(TMY100*10)的载流量为：1860*1.58二2940(A)；［查手册为2942A］；三层：3(TMY100*10)的载流量为：1860*2=3720(A)［查手册为3780A］以上所有计算均精确到与手册数据相当接近。常用铜排的尺寸及载流量表一、矩形铜排铜母排截面25°C35°C平放(A)竖放(A)平放(A)竖放(A)15X317618520X323324525X328530030X439441540X452240455042540X555145258847550X572155676058550X679761784065060X673177094099060X88589001101116060X1096010101230129580X693010101195130080X8106011551361148080X101190129515311665100X61160126015571592100X81310142516741850100X101470159518652025120X81530167519402110120X1016851830215223402(60X6)1126118514521530TOC\o"1-5"\h\z2(60X8)14601480150316002(60X10)16801170214022502(80X6)13201433170518552(80X8)16511795211725152(80X10)19502120257527352(100X6)15641700200021702(100X8)19302100247026902(100X10)23202500293531852(120X8)21402330275029952(120X10)2615284033303620二、铜导线载流量(35°C)截面(mm?)11.52.54610162535507095载流量(A)10131723304585110136170216263三、抽屉柜抽屉导线选用标准截面(mm?)1016162535507035X250X270X250X370X3电流(A)506380100125160200250300400500600有一简单计算方法，即单根矩形铜排载流量二排宽*(排厚+8)双层载流量=1.5倍单层载流量三层载流量=2.0倍单层载流量、矩形铜排25°C35°C平放(A)竖放(A)平放(A)竖放(A)15X317618520X323324525X328530030X439441540X440442552255040X545247558855150X555672158576050X661779765084060X673194077099060X88581101900116060X1096012301010129580X693011951010130080X8106011551480136180X101665119015311295100X61592116015571260100X81850131016741425100X102025147018651595120X82110153019401675120X1016852152183023402(60X6)11261185215301452(60X8)16001460150314802(60X10)22501680214011702(80X6)18551320170514332(80X8)25151651211717952(80X10)27351950257521202(100X6)21702(100X8)26902(100X10)31852(120X8)29951564200019302470232029352140275017002100250023302(120X10)2615284036203330二、铜导线载流量(35°C)截面(mm2)1101.5132.517423630104516852511035136501707021695263载流量(A)10131723304585110136170216263三、抽屉柜抽屉导线选用标准截面（mm：1016162535507035X250X270X250X370X3电流(A)506380100125160200250300400500600时间：2021.03.12创作：欧阳文时间：2021.03.12创作：欧阳文