低压柜电缆母排选型

1、低压成套设备常用电缆及常用铜母排数据表低压开关柜内常用电缆截面与额定工作电流的匹配（仅供参考）、环境温度截面mm240 °C55 0C60 0C65 0C70 0C75 0C1.521-102.528-14437-23-64843403430-106559544942-169182766858-251201081009077-3514813312311195-50187168155140120-70231208192173148-95283255235212181-120326293271237209-注：1、电缆截面可按计算电流的1.11.2倍选择2、电缆截面也可按回路中电器元件的

2、最小整定电流选择 3、抽屉内温度一般按： 5565 0C。70 0C 的环境选择。4、IP54 柜抽屉内的导线按电缆工作于低压开关柜内常用铜母排截面与额定工作电流的匹配按母排最咼允许温度 70°C（母排选择以500C数据为准）实际环境温度40°C时母排截面2 mm最大允许电流 A平放竖放15X 316217120 X 321422525 X 327128530 X 436638540 X 448451040 X 555158050 X 566970550 X 673577560 X 687392060 X 81016107060 X 101133119580 X 61110

3、：120580 X 81260137080 X 101417M540:100X 613561475100X 81546M685:100X 1017201870120X 81800M955120X 10199621702 (60 X 6)134014102 (60 X 8)166017502 (60 X 10)198520902 (80 X 6)158017202 (80 X 8)195021202 (80 X 10)234525502 (100X6)185520152 (100X8)229024902 (100X10)273527102 (120X8)255027702 (120X10)309

4、0)33603 (60 X 6)167018153 (60 X 8)208022603 (60 X 10)256026903 (80 X 6)204022153 (80 X 8)253027503 (80 X 10)299032503 (100X6)237025803 (100X8)294532003 (100X10)345037503 (120X8)326035403 (120X10)392042604 (100X10)400043504 (120X10)44504840实际环境温度50°C时母排截面2 mm最大允许电流 A¥放竖放15X 313414320 X 3175

5、18725 X 321723130 X 430232340 X 439742540 X 544647650 X 554758550 X 660765060 X 671676560 X 883889860 X 10935100380 X 6911100780 X 81041115080 X 1011711292100 X 611161231100 X 812811415100 X 1014211571120 X 814811632120 X 10163218022 (60X 6)110611832 (60X 8)137414692 (60X10)162817412 (80X 6)130014352 (80X 8)161517822 (80X10)191021082 (100X 6)152116802 (100X 8)188320812 (100X 10)222524552 (120X 8)209823122 (120X 10)252627883 (60X 6)138115233 (60X 8)172018973 (60X10)210122443 (80X 6)170018503 (80X 8)210822923 (80X10)249627133 (100X 6)198621563 (100X 8)245526733 (100X 10)291031623 (120X 8)27172