配电箱开关电缆选型计算表.xls

电流计算电流计算开关选型开关选型 功率范围功率范围使用功率Pe使用功率Pe功率因子COS功率因子COS需要系数KX需要系数KX 计算电流Ijs计算电流Ijs 动作电流的动作电流的 整定可靠系整定可靠系 数数 开关选型计开关选型计 算值算值 开关整定电流开关整定电流 值值 (kW)0.80.8(A)Kr(A)(A) 小于4小于40.80.86.086.081.16.696.691616 小于10小于100.80.815.1915.191.116.7116.7120/2520/25 111511150.80.822.7922.791.125.0725.073232 161916190.80.828.8728.871.131.7631.764040 202420240.80.836.4736.471.140.1140.1150/6350/63 253825380.80.857.7457.741.163.5163.518080 394839480.80.872.9372.931.180.2280.22100100 496049600.80.891.1691.161.1100.28100.28125125 617561750.80.8113.95113.951.1125.35125.35140140 768476840.80.8127.63127.631.1140.39140.39160160 859685960.80.8145.86145.861.1160.45160.45200/225200/225 动力铜芯电缆，开关选型计算表(需要系数KX=0.8)动力铜芯电缆，开关选型计算表(需要系数KX=0.8)(开关的整定值一般按照额定电流的1.25倍考虑(开关的整定值一般按照额定电流的1.25倍考虑 97135971350.80.8205.12205.121.1225.63225.63250250 1361491361490.80.8226.39226.391.1249.03249.03250250 1501911501910.80.8290.20290.201.1319.22319.22320320 1922391922390.80.8363.13363.131.1399.45399.45400400 1922391922390.80.8363.13363.131.1399.45399.45400400 2402992402990.80.8454.30454.301.1499.73499.73500500 3003763003760.80.8571.29571.291.1628.42628.42630630 双拼电缆供电 双拼电缆供双拼电缆供 电电 两根电缆压在两根电缆压在 同一个铜鼻子同一个铜鼻子 上，实际上一上，实际上一 根电缆载流量根电缆载流量 不够，选择两不够，选择两 根电缆载流根电缆载流 双电源电缆供电 双电源电缆双电源电缆 供电供电 两路电源供电两路电源供电 ，每一根电缆，每一根电缆 都满足载流量都满足载流量 。 电缆选型电缆选型 YJV(WDZA-YJV(WDZA- YJY)电缆截面YJY)电缆截面 电缆理论载电缆理论载 流量(30)流量(30) 电缆理论载电缆理论载 流量(40)流量(40) 环境温度环境温度 校正系数校正系数 (40)(40) 电缆敷设降电缆敷设降 容系数容系数 30电缆实际载流30电缆实际载流 量量 40电缆实际载流40电缆实际载流 量量 (mm2)(A)(A)0.910.72(A)(A) 5X5X2.52.532290.910.7220.966420.966419.000819.0008 照明、插座照明、插座 5X45X442380.910.7227.518427.518424.897624.8976 空调空调 5X65X654490.910.7235.380835.380832.104832.1048 热水器热水器 5X105X1075680.910.7249.140049.140044.553644.5536 5X165X16100910.910.7265.520065.520059.623259.6232 3X25+2X163X25+2X161271150.910.7283.210483.210475.348075.3480 3X35+2X163X35+2X161581430.910.72103.5216103.521693.693693.6936 3X50+2X253X50+2X251921740.910.72125.7984125.7984114.0048114.0048 3X70+2X353X70+2X352462230.910.72161.1792161.1792146.1096146.1096 3X95+2X503X95+2X502982982712710.910.72195.2496195.2496177.5592177.5592 3X120+2X703X120+2X703463463143140.910.72226.6992226.6992205.7328205.7328 动力铜芯电缆，开关选型计算表(需要系数KX=0.8)动力铜芯电缆，开关选型计算表(需要系数KX=0.8)(开关的整定值一般按照额定电流的1.25倍考虑(开关的整定值一般按照额定电流的1.25倍考虑 3X150+2X703X150+2X703993993633630.910.72261.4248261.4248237.8376237.8376 3X185+2X953X185+2X954564564144140.910.72298.7712298.7712271.2528271.2528 3X240+2X1203X240+2X1205385384894890.910.72352.4976352.4976320.3928320.3928 3X300+2X1503X300+2X1506216215655650.910.72406.8792406.8792370.1880370.1880 2X(3X120+2X70)2X(3X120+2X70)6926920.910.72453.3984453.39840.00000.0000 2X(3X185+2X95)2X(3X185+2X95)9129120.910.72597.5424597.54240.00000.0000 2X(3X240+2X120)2X(3X240+2X120)107610760.910.72704.9952704.99520.00000.0000 0.00000.0000 0.00000.0000 人体电阻约为1700欧人体电阻约为1700欧 人体安全电流30mA*s人体安全电流30mA*s 安全电压U=1200*0.03=36V安全电压U=1200*0.03=36V 30mA*s30mA*s对身体不会有损伤对身体不会有损伤 50mA*s50mA*s致命危险致命危险 100mA*s100mA*s致人死命致人死命 电流计算电流计算 功率范围功率范围使用功率Pe使用功率Pe功率因子COS功率因子COS需要系数KX需要系数KX 计算电流Ijs计算电流Ijs (kW)0.80.8(A) 小于4小于40.80.86.086.08 小于10小于100.80.815.1915.19 111511150.80.822.7922.79 161916190.80.828.8728.87 202420240.80.836.4736.47 253825380.80.857.7457.74 394039400.70.652.0952.09 495549550.80.5557.4557.45 617561750.80.8113.95113.95 768476840.80.8127.63127.63 859685960.80.8145.86145.86 97135971350.80.8205.12205.12 1361491361490.80.8226.39226.39 1501911501910.80.8290.20290.20 1922391922390.80.8363.13363.13 1922391922390.80.8363.13363.13 2402992402990.80.8454.30454.30 3003763003760.80.8571.29571.29 动力铜芯电缆，开关选型计算表(需要系数KX=0.8)动力铜芯电缆，开关选型计算表(需要系数KX=0.8)(开关的整定值一般按照额定电流的1.25倍考虑(开关的整定值一般按照额定电流的1.25倍考虑 双拼电缆供电 双拼电缆供双拼电缆供 电电 两根电缆压在两根电缆压在 同一个铜鼻子同一个铜鼻子 上，实际上一上，实际上一 根电缆载流量根电缆载流量 不够，选择两不够，选择两 根电缆载流根电缆载流 双电源电缆供电 双电源电缆双电源电缆 供电供电 两路电源供电两路电源供电 ，每一根电缆，每一根电缆 都满足载流量都满足载流量 。 开关选型开关选型电缆选型电缆选型 动作电流的动作电流的 整定可靠系整定可靠系 数数 开关选型计开关选型计 算值算值 开关整定电流开关整定电流 值值 YJV(WDZA-YJV(WDZA- YJY)电缆截面YJY)电缆截面 电缆理论载电缆理论载 流量(30)流量(30) 电缆理论载电缆理论载 流量(40)流量(40) Kr(A)(A)(mm2)(A)(A) 1.16.696.6916165X5X2.52.53229 1.116.7116.7120/2520/255X45X44238 1.125.0725.0732325X65X65449 1.131.7631.7640405X105X107568 1.140.1140.1150/6350/635X165X1610091 1.163.5163.5180803X25+2X163X25+2X16127115 1.157.3057.3080803X35+2X163X35+2X16158143 1.163.2063.201251253X50+2X253X50+2X25192174 1.1125.35125.351401403X70+2X353X70+2X35246223 1.1140.39140.391601603X95+2X503X95+2X50298298271271 1.1160.45160.45200/225200/2253X120+2X703X120+2X70346346314314 1.1225.63225.632502503X150+2X703X150+2X70399399363363 1.1249.03249.032502503X185+2X953X185+2X95456456414414 1.1319.22319.223203203X240+2X1203X240+2X120538538489489 1.1399.45399.454004003X300+2X1503X300+2X150621621565565 1.1399.45399.454004002X(3X120+2X70)2X(3X120+2X70)692692 1.1499.73499.735005002X(3X185+2X95)2X(3X185+2X95)912912 1.1628.42628.426306302X(3X240+2X120)2X(3X240+2X120)10761076 动力铜芯电缆，开关选型计算表(需要系数KX=0.8)动力铜芯电缆，开关选型计算表(需要系数KX=0.8)(开关的整定值一般按照额定电流的1.25倍考虑(开关的整定值一般按照额定电流的1.25倍考虑 环境温度环境温度 校正系数校正系数 (40)(40) 电缆敷设降电缆敷设降 容系数容系数 30电缆实际载流30电缆实际载流 量量 40电缆实际载流40电缆实际载流 量量 0.910.72(A)(A) 0.910.7220.966420.966419.000819.0008 照明、插座照明、插座 0.910.7227.518427.518424.897624.8976 空调空调 0.910.7235.380835.380832.104832.1048 热水器热水器 0.910.7249.140049.140044.553644.5536 0.910.7265.520065.520059.623259.6232 0.910.7283.210483.210475.348075.3480 0.910.72103.5216103.521693.693693.6936 0.910.72125.7984125.7984114.0048114.0048 0.910.72161.1792161.1792146.1096146.1096 0.910.72195.2496195.2496177.5592177.5592 0.910.72226.6992226.6992205.7328205.7328 0.910.72261.4248261.4248237.8376237.8376 0.910.72298.7712298.7712271.2528271.2528 0.910.72352.4976352.4976320.3928320.3928 0.910.72406.8792406.8792370.1880370.1880 0.910.72453.3984453.39840.00000.0000 0.910.72597.5424597.54240.00000.0000 0.910.72704.9952704.99520.00000.0000 动力铜芯电缆，开关选型计算表(需要系数KX=0.8)动力铜芯电缆，开关选型计算表(需要系数KX=0.8)(开关的整定值一般按照额定电流的1.25倍考虑(开关的整定值一般按照额定电流的1.25倍考虑 0.00000.0000 0.00000.0000 人体电阻约为1700欧人体电阻约为1700欧 人体安全电流30mA*s人体安全电流30mA*s 安全电压U=1200*0.03=36V安全电压U=1200*0.03=36V 30mA*s30mA*s对身体不会有损伤对身体不会有损伤 50mA*s50mA*s致命危险致命危险 100mA*s100mA*s致人死命致人死命 电缆选型电缆选型 功率范围功率范围 开关整定电流开关整定电流 值值 YJV(WDZA-YJV(WDZA- YJY)电缆截面YJY)电缆截面 30电缆实际载流30电缆实际载流 量量 (A)(mm2)(A) 小于416165X5X2.52.520.966420.9664 小于1020/2520/255X45X427.518427.5184 111532325X65X635.380835.3808 161940405X105X1049.140049.1400 202450/6350/635X165X1665.520065.5200 253880803X25+2X163X25+2X1683.210483.2104 39481001003X35+2X163X35+2X16103.5216103.5216 49601251253X50+2X253X50+2X25125.7984125.7984 61751401403X70+2X353X70+2X35161.1792161.1792 76841601603X95+2X503X95+2X50195.2496195.2496 8596200/225200/2253X120+2X703X120+2X70226.6992226.6992 971352502503X150+2X703X150+2X70261.4248261.4248 1361492502503X185+2X953X185+2X95298.7712298.7712 1501913203203X240+2X1203X240+2X120352.4976352.4976 1922394004003X300+2X1503X300+2X150406.8792406.8792 1922394004002X(3X120+2X70)2X(3X120+2X70)453.3984453.3984 2402995005002X(3X185+2X95)2X(3X185+2X95)597.5424597.5424 3003766306302X(3X240+2X120)2X(3X240+2X120)704.9952704.9952 动力铜芯电缆，开关选型计算表(需要系数KX=0.8)动力铜芯电缆，开关选型计算表(需要系数KX=0.8)(开关的整定值一般按照额定电流的1.25倍考虑(开关的整定值一般按照额定电流的1.25倍考虑 双拼电缆供电 双电源电缆供电 YJV(WDZA-YJV(WDZA- YJY)电缆截面YJY)电缆截面 10KW5X105X10 15KW3X25+2X163X25+2X16 人体电阻约为1700欧人体电阻约为1700欧 人体安全电流30mA*s人体安全电流30mA*s 40电缆实际载流40电缆实际载流 量量 安全电压U=1200*0.03=36V安全电压U=1200*0.03=36V (A) 19.000819.0008 照明、插座照明、插座30mA*s30mA*s对身体不会有损伤对身体不会有损伤 24.897624.8976 空调空调50mA*s50mA*s致命危险致命危险 32.104832.1048 热水器热水器100mA*s100mA*s致人死命致人死命 44.553644.5536 59.623259.6232 75.348075.3480 93.693693.6936 114.0048114.0048 146.1096146.1096 177.5592177.5592 205.7328205.7328 237.8376237.8376 271.2528271.2528 320.3928320.3928 370.1880370.1880 0.00000.0000 0.00000.0000 0.00000.0000 0.00000.0000 0.00000.0000 序号序号 YJV电缆规格（电缆规格（mm2 2） 低压断路器（低压断路器（A） 12.516 2425 3632 41040 51650/63 62580 735100 850125 970150 1095160/175 11120200/225 12150250 13185300 14240350 15双拼120400 16双拼185500 17双拼240630 电缆与开关匹配表电缆与开关匹配表 电缆理论载流量电缆理论载流量(30)(A) 32 42 54 75 100 127 158 192 246 198 346 399 456 538 功率因子COS功率因子COS 需要需要 系数K系数K X X 计算电流Ijs计算电流Ijs 动作电流的整动作电流的整 定的可靠系数定的可靠系数 开关选型开关选型 计算值计算值 开关整定开关整定 电流值电流值 0.81(A)Kr(A) 小于 90.8117.0917.091.118.8018.8020/2520/25 9 150.8128.4928.491.131.3431.343232 16 190.8136.0936.091.139.6939.694040 20 230.8143.6843.681.148.0548.0550/6350/63 24 380.8172.1772.171.179.3979.398080 39 470.8189.2689.261.198.1998.19100100 48 590.81112.05112.051.1123.26123.26125125 60 670.81127.25127.251.1139.97139.97140/160140/160 68 760.81144.34144.341.1158.78158.78160160 77 930.81176.63176.631.1194.29194.29200/225200/225 94 1190.81226.01226.011.1248.61248.61250250 94 1190.81226.01226.011.1248.61248.61250250 120 1530.81290.58290.581.1319.64319.64320320 154 1910.81362.75362.751.1399.03399.03400400 154 1910.81362.75362.751.1399.03399.03400400 192 2390.81453.92453.921.1499.31499.31500500 240 3010.81571.67571.671.1628.84628.84630630 电流计算电流计算开关选型开关选型 使用功率Pe使用功率Pe (kW) 未端动力电缆，开关选型计算表(需要系数KX=1)未端动力电缆，开关选型计算表(需要系数KX=1) YJV(WDZA-YJV(WDZA- YJY)电缆截面YJY)电缆截面 电缆理论载电缆理论载 流量(30)流量(30) 环境温度环境温度 校正系数校正系数 (40)(40) 电缆敷设降电缆敷设降 容系数容系数 电缆实际载电缆实际载 流量流量 (mm2)(A)0.910.72(A) 5X45X4420.910.7227.518427.5184 5X65X6540.910.7235.380835.3808 5X105X10750.910.7249.140049.1400 5X165X161000.910.7265.520065.5200 3X25+2X163X25+2X161270.910.7283.210483.2104 3X35+2X163X35+2X161580.910.72103.5216103.5216 3X50+2X253X50+2X251920.910.72125.7984125.7984 3X70+2X353X70+2X352460.910.72161.1792161.1792 3X95+2X503X95+2X502980.910.72195.2496195.2496 3X120+2X703X120+2X703460.910.72226.6992226.6992 3X150+2X703X150+2X703990.910.72261.4248261.4248 3X185+2X953X185+2X954560.910.72298.7712298.7712 3X240+2X1203X240+2X1205380.910.72352.4976352.4976 3X300+2X1503X300+2X1506210.910.72406.8792406.8792 2X(3X120+2X70)2X(3X120+2X70)6920.910.72453.3984453.3984 2X(3X185+2X95)2X(3X185+2X95)9120.910.72597.5424597.5424 2X(3X240+2X120)2X(3X240+2X120)10760.910.72704.9952704.9952 电缆选型电缆选型 未端动力电缆，开关选型计算表(需要系数KX=1)未端动力电缆，开关选型计算表(需要系数KX=1) 功率因子COS 需要 系数K x 计算电流Ijs 动作电流 的整定的 可靠系数 开关选型计 算值 开关整定电 流值 YJV(WDZA- YJY)电缆截面 电缆理论载 流量(30) 环境温度 校正系数 (40) 电缆敷设降容 系数 电缆实际载 流量 0.81(A)Kr(A)(mm2)(A)0.910.72(A) 小于 90.8117.0917.091.118.8018.8020/2520/255X45X4420.910.7227.518427.5184 9 150.8128.4928.491.131.3431.3432325X65X6540.910.7235.380835.3808 16 190.8136.0936.091.139.6939.6940405X105X10750.910.7249.140049.1400 20 230.8143.6843.681.148.0548.0550/6350/635X165X161000.910.7265.520065.5200 24 380.8172.1772.171.179.3979.3980804X25+164X25+161270.910.7283.210483.2104 39 470.8189.2689.261.198.1998.191001004X35+164X35+161580.910.72103.5216103.5216 48 590.81112.05112.051.1123.26123.261251254X50+254X50+251920.910.72125.7984125.7984 60 670.81127.25127.251.1139.97139.97140/160140/1604X70+354X70+352460.910.72161.1792161.1792 68 760.81144.34144.341.1158.78158.781601604X95+504X95+502980.910.72195.2496195.2496 77 930.81176.63176.631.1194.29194.29200/225200/2254X120+704X120+703460.910.72226.6992226.6992 94 1190.81226.01226.011.1248.61248.612502504X150+704X150+703990.910.72261.4248261.4248 94 1190.81226.01226.011.1248.61248.612502504X185+954X185+954560.910.72298.7712298.7712 120 1530.81290.58290.581.1319.64319.643203204X240+1204X240+1205380.910.72352.4976352.4976 154 1910.81362.75362.751.1399.03399.034004004X300+1504X300+1506210.910.72406.8792406.8792 电流计算开关选型电缆选型 使用功率P e (kW) 商铺和小动力电缆，开关选型计算表商铺和小动力电缆，开关选型计算表 154 1910.81362.75362.751.1399.03399.034004002X(4X120+70)2X(4X120+70)6920.910.72453.3984453.3984 192 2390.81453.92453.921.1499.31499.315005002X(4X185+95)2X(4X185+95)9120.910.72597.5424597.5424 240 3010.81571.67571.671.1628.84628.846306302X(4X240+120)2X(4X240+120)10760.910.72704.9952704.9952 功率因子COS功率因子COS 需要需要 系数K系数K X X 计算电流Ijs计算电流Ijs 动作电流的整动作电流的整 定的可靠系数定的可靠系数 开关选型开关选型 计算值计算值 开关整定开关整定 电流值电流值 0.91(A)Kr(A) 小于 100.9116.8816.881.118.5718.5720/2520/25 11 170.9128.7028.701.131.5731.573232 18 210.9135.4535.451.139.0039.004040 22 260.9143.8943.891.148.2848.2850/6350/63 27 430.9172.5972.591.179.8579.858080 44 530.9189.4889.481.198.4298.42100100 54 670.91113.11113.111.1124.42124.42125125 68 750.91126.62126.621.1139.28139.28140/160140/160 76 860.91145.19145.191.1159.70159.70160160 87 1070.91180.64180.641.1198.70198.70200/