矿物防火电缆
6kV~35kV铜芯、铝芯、交联聚乙烯绝缘电力电缆
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产品标准Standard
本产品按GB/T12706-2008《额定电压1kV到35kV挤包绝缘电力电缆及附件 第2部分 额定电压6kV和30kV电缆 第3部分 额定电压35kV电缆》标准生产,同时还可根据用户需要按国际电工委员会推荐标准IEC、英国标准、德国标准及美国标准生产。
The product is manufactured according to the standard of GB12706 or IEC、BS、DIN and ICEA upon request.
适用范围Applications
本产品适用于工频额定电压3.6/6kV~26/35kV输配电线路作配送电能子用。
The product is suitable for use in power transmission and distribution lines with rated power frequency voltage 3.6/6kV~26/35kV.
使用特性Operating characteristics
· 工频额定电压U0/U为3.6/6kV~26/35kV。
Rated power-frepuency voltage U0/U: 3.6/6kV~26/35kV.
· 电缆导体的上限允许工作温度:90℃。
Max.admissible operating temperature of the conductor:90℃.
· 短路时(上限时间不超过5s)电缆导体的上限温度不超过2500C。
Max. short-circurt temperature of conductor shall not exceed 2500C.
(5s maximum duration)
· 电缆敷设时环境温度应不低于0℃。
The ambient temperature under installation should not below 0℃.
· 电缆弯曲半径:三芯电缆不小于电缆外径15倍;单芯电缆不小于电缆外径20倍。
The bending radius of a single-core cable should not less than 20 times of the cable diameter.
The bending radius of a single-core cable should not less than 15 times of the cable diameter.
电缆额定电压的选择 Voltage designation
· 电缆的额定电压应适合于电缆系统的运行状况,用U0/U(Um)kV表示。
U0-电缆设计用的导体对地或金属屏蔽之间的额定工频电压;
U-电缆设计用的导体间的额定工频电压;
Um-设备可承受的“上限系统电压”的上限值。
The rated voltage of the cable for a given applixation shall be suitable for the operating conditions
in the system in which the cable is used,and is expressed in the form of U0/U(Um)kv Where:
U0-The rated power-frequency voltage between conductors and earth metallic screen ,for which the cable designed;
U - The rated power-frequency voltage between conductos, for which the cable designed;
Um- The maximum value of the“highest system voltage”for which the equipment may beused.
· 三相系统用电缆的U0值推荐如下表:
he values of U0 recommened for cable to be used in three-phase systems are listed below:
A类系统──该类系统任何一相导体与地和接地导体接触时,能在1min内与系统分离 B类系统──该类系统仅包括单相接地故障短时运行的条件,接地故障时间应不超过1h, 但在任何情况下,上限不超过8h每年接地故障总持续时间不超过125h; C类系统──不属于A类、B类的系统。 System category A──This category comprises those systems in which any phase conductor that comes in contact with earth or an earth conductor. is disconnected from the system within 1 min. System category B─This category comprises those system which,under faultconditions,are operated,are operated for ashorttimewith one phase earthed.This period should not exceed 1 h..Fora longer period, not exceeding 8h on any occasion, can be tolerated.The total duration of earth faults in any year should not exceed 125h. System categeory C─This category comprises all systems which do not fall into A and B 电缆的型号Type of cable
生产范围Production range of cable
注:单芯铠装电缆仅用于直流系统,若用于交流系统,应采用非磁性材料的铠装层或采用隔磁措施。 Note: The single core armoured cables are used for D. C. system only. As for A. C. system, the magnetic isolation should be applied in the steel armoure wires or non-magnetical materials should be used. 电缆性能 20℃时导体较大直流电阻 Max. D.C. resistance of conductor at 20℃.
电压试验、局部放电试验 Voltage test and partial discharge
电缆载流量 The Current carrying capacity ◇ 3.6/6kV
◇ 6/6、6/10kV
◇ 8.7/10kV. 8.7/15kV
◇ 12/20kV
◇ 18/30kV
◇ 21/35kV
◇ 26/35kV
金属屏蔽层的短路电流 Short circuit current of screen ◇单芯电缆 single core
◇三芯电缆 three-cores
●载流量计算条件: Current ratings are calculated for the following installation conditions: ◇导体上限工作温度 Max. Rated temperature of the cable conductor 90℃ ◇环境空气温度 Ambient temperature in air 40℃ ◇土壤温度 Ground temperature 25℃ ◇土壤热阻系数 Rating factors for ground thermal resistive 1.0 ℃.m/W ◇埋设深度 Depth 0.8m ◇仅考虑一个回路 Single circuit parallel laid ◇单芯电缆为水平敷设,间距为一个电缆外径 Single core is paralleled installation. Adjacent space is equivalent to the diameter of cable. ●环境条件对电缆载流量的修正系数 Rating factors of current rating for ambient condition ◇ 土壤敷设 Direct in ground ◇ 不同土壤温度下载流量修正系数 Rating factors of current rating for ambient temperature
◇不同土壤热阻载流量的修正系数 Rating factors of current rating for ground thermal resistive
◇ 空气敷设 Direct in air ◇ 不同环境温度下载流量的校正系数 Rating factors of current rating for air thermal resistive.
本产品按GB/T12706-2008《额定电压1kV到35kV挤包绝缘电力电缆及附件 第2部分 额定电压6kV和30kV电缆 第3部分 额定电压35kV电缆》标准生产,同时还可根据用户需要按国际电工委员会推荐标准IEC、英国标准、德国标准及美国标准生产。
The product is manufactured according to the standard of GB12706 or IEC、BS、DIN and ICEA upon request.
适用范围Applications
本产品适用于工频额定电压3.6/6kV~26/35kV输配电线路作配送电能子用。
The product is suitable for use in power transmission and distribution lines with rated power frequency voltage 3.6/6kV~26/35kV.
使用特性Operating characteristics
· 工频额定电压U0/U为3.6/6kV~26/35kV。
Rated power-frepuency voltage U0/U: 3.6/6kV~26/35kV.
· 电缆导体的上限允许工作温度:90℃。
Max.admissible operating temperature of the conductor:90℃.
· 短路时(上限时间不超过5s)电缆导体的上限温度不超过2500C。
Max. short-circurt temperature of conductor shall not exceed 2500C.
(5s maximum duration)
· 电缆敷设时环境温度应不低于0℃。
The ambient temperature under installation should not below 0℃.
· 电缆弯曲半径:三芯电缆不小于电缆外径15倍;单芯电缆不小于电缆外径20倍。
The bending radius of a single-core cable should not less than 20 times of the cable diameter.
The bending radius of a single-core cable should not less than 15 times of the cable diameter.
电缆额定电压的选择 Voltage designation
· 电缆的额定电压应适合于电缆系统的运行状况,用U0/U(Um)kV表示。
U0-电缆设计用的导体对地或金属屏蔽之间的额定工频电压;
U-电缆设计用的导体间的额定工频电压;
Um-设备可承受的“上限系统电压”的上限值。
The rated voltage of the cable for a given applixation shall be suitable for the operating conditions
in the system in which the cable is used,and is expressed in the form of U0/U(Um)kv Where:
U0-The rated power-frequency voltage between conductors and earth metallic screen ,for which the cable designed;
U - The rated power-frequency voltage between conductos, for which the cable designed;
Um- The maximum value of the“highest system voltage”for which the equipment may beused.
· 三相系统用电缆的U0值推荐如下表:
he values of U0 recommened for cable to be used in three-phase systems are listed below:
U kV | U m kV | U 0 * kV | |
A 和 B 类系统 System categories A and B | C 类系统 Systems categories C | ||
6 | 7.2 | 3.6 | 6 |
10 | 12 | 6 | 8.7 |
15 | 17.5 | 8.7 | 12 |
20 | 24 | 12 | 18 |
30 | 36 | 18 | — |
35 | 40.5 | 21 | 26 |
型 号 Type | 名 称 Description | 适 用 范 围 Application |
YJV YJLV YJY YJLY | 铜芯交联聚乙烯绝缘聚氯乙烯护套电力电缆 Copper core XLPE insulated PVC sheathed power cable. 铝芯交联聚乙烯绝缘聚氯乙烯护套电力电缆 Aluminium core XLPE insulated PVC sheathed power cable. 铜芯交联聚乙烯绝缘聚乙烯护套电力电缆 Copper core XLPE insulated PE sheathed power cable. 铝芯交联聚乙烯绝缘聚乙烯护套电力电缆 Aluminium core XLPE insulated PE sheathed power cable. | 室内、隧道及电缆沟等不能承受机械外力的场所。单芯电缆不允许敷设在磁性管道中。 For laying in doors、in tunnels and direct in ground, unable to bear external mechanical forces. Single core cable in magnetic duct is not permissible. |
YJV22 YJLV22 YJV23 YJLV23 | 铜芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 Copper core XLPE insulated steel tape armoured PVC sheathed power cable. 铝芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 Aluminium core XLPE insulated steel tape armoured PVC sheathed power cable. 铜芯交联聚乙烯绝缘钢带铠装聚乙烯护套电力电缆 Copper core XLPE insulated steel tape armoured PE sheathed power cable. 铝芯交联聚乙烯绝缘钢带铠装聚乙烯护套电力电缆 Aluminium core XLPE insulated steel tape armoured PE sheathed power cable. | 室内、隧道、电缆沟等能承受机械外力的场所,但不能承受大的拉力。 For laying in doors、in tunnels and direct in ground, able to bear external mechanical forces,but unable to bear large pulling force. |
YJV32 YJLV32 YJV33 YJLV33 | 铜芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆 Copper core XLPE insulated steel wire armoured PVC sheathed power cable. 铝芯交联聚乙烯绝缘细钢丝铠装聚乙烯护套电力电缆 Aluminium core XLPE insulated steel wire armoured PVC sheathed power cable 铜芯交联聚乙烯绝缘细钢丝铠装聚乙烯护套电力电缆 Copper core XLPE insulated steel wire armoured PE sheathed power cable. 铝芯交联聚乙烯绝缘细钢丝铠装聚乙烯护套电力电缆 Aluminium core XLPE insulated steel wire armoured PE sheathed power cable. | 室内、隧道、电缆沟、竖井等能承受机械外力和一定拉力的场所。 For laying in doors, in tunnels and direct in ground and wells, able to bear external mechanical forces and certain pulling force. |
型号 Type | 芯数 Cores | 额 定电 压 Rated Voltage kV | ||||||
3.6/6 | 6/6 6/10 | 8.7/10 8.7/15 | 12/15 12/20 | 18/20 18/30 | 21/35 | 26/35 | ||
标 称 截 面 Nominal cross sectional of areas mm2 | ||||||||
YJV YJLV YJY YJLY | 1 | 25-630 | 25-630 | 25-630 | 35-630 | 50-630 | 50-630 | 50-630 |
3 | 25-630 | 25-630 | 25-630 | 25-630 | 25-400 | 25-400 | 25-400 | |
YJV22 YJLV22 YJV23 YJLV23 | 1 | 25-630 | 25-630 | 25-630 | 35-630 | 50-630 | 50-630 | 50-630 |
3 | 25-630 | 25-630 | 25-630 | 35-600 | 50-400 | 50-400 | 50-400 | |
YJV32 YJLV32 YJV33 YJLV33 | 1 | 25-630 | 25-630 | 25-630 | 35-630 | 50-400 | 50-400 | 50-240 |
3 | 25-630 | 25-630 | 25-400 | 35-400 | 50-240 | 50-240 | 50-185 |
导体标称截面 Nominal cross sectional areas of conductor mm2 | 铜 导 体 Copper conductor | 铝 导 体 Aluminum conductor |
2.5 | 7.41 | 12.1 |
4 | 4.61 | 7.41 |
6 | 3.08 | 4.61 |
10 | 1.83 | 3.08 |
16 | 1.15 | 1.91 |
25 | 0.727 | 1.200 |
35 | 0.524 | 0.868 |
50 | 0.387 | 0.641 |
70 | 0.268 | 0.443 |
95 | 0.193 | 0.320 |
120 | 0.153 | 0.253 |
150 | 0.124 | 0.206 |
185 | 0.0991 | 0.164 |
240 | 0.0754 | 0.125 |
300 | 0.0601 | 0.100 |
400 | 0.0470 | 0.078 |
500 | 0.0366 | 0.0605 |
630 | 0.0283 | 0.0469 |
序号 NO. | 试 验 项 目 Test items | 额 定 电 压 Rated voltage kV | ||||||
3.6/6 | 6/6 6/10 | 8.7/10 8.7/15 | 12/20 | 18/30 | 21/35 | 26/35 | ||
1 | 工频交流电压试验 Power frequency A.C. voltage test kV/5min | 11 | 15 | 22 | 31 | 45 | 53 | 65 |
2 | 四小时工频交流电压试验kV High-voltage test for 4 hours. kV | 14.4 | 24 | 34.8 | 48 | 72 | 84 | 104 |
3 | 冲击电压试验 kV Impulse voltage test kV | 60 | 75 | 95 | 125 | 170 | 200 | 250 |
4 | 局部放电试验 1.73U0下较大局部放电量 Partial discharge test Maximum discharge at 1.73 U0 pC | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
导体短路电流 Short-circuit current.
导 体 标 称 截 面 Nominal cross sectional areas of conductor mm2 | 导体较大允许短路电流 (1秒) A Conductor maximum short circuit current (1s) | |
铜 导 体 Copper conductor | 铝 导 体 Aluminum conductor | |
10 | 1.51 | 0.986 |
16 | 2.39 | 1.56 |
25 | 3.69 | 2.42 |
35 | 5.15 | 3.37 |
50 | 7.31 | 4.79 |
70 | 10.2 | 6.68 |
95 | 13.8 | 9.03 |
120 | 17.4 | 11.4 |
150 | 21.7 | 14.2 |
185 | 26.7 | 17.5 |
240 | 34.6 | 22.6 |
300 | 43.1 | 28.2 |
400 | 57.4 | 37.6 |
500 | 71.7 | 47.0 |
630 | 88.8 | 58.0 |
电容、电感(参考值) Capacitance and inductance of cable (reference value)
◇ 电容 Capacitance
导体标称截面 Nominal cross sectional area of conductor mm2 | 额 定 电 压(kV) Rated voltages | ||||||
3.6/6 | 6/6 6/10 | 8.7/10 8.7/15 | 12/20 | 18/20 18/30 | 21/35 | 26/35 | |
每 相 电 容 Capacitance μF/km | |||||||
25 | 0.2423 | 0.1922 | 0.1576 | --- | --- | --- | --- |
35 | 0.2684 | 0.2116 | 0.1725 | 0.1502 | --- | --- | --- |
50 | 0.3022 | 0.2367 | 0.1917 | 0.1661 | 0.1363 | 0.1239 | 0.1150 |
70 | 0.3462 | 0.2693 | 0.2167 | 0.1868 | 0.1508 | 0.1365 | 0.1263 |
95 | 0.3875 | 0.2999 | 0.2400 | 0.2060 | 0.1643 | 0.1483 | 0.1368 |
120 | 0.4236 | 0.3266 | 0.2603 | 0.2228 | 0.1760 | 0.1584 | 0.1460 |
150 | 0.4647 | 0.3570 | 0.2834 | 0.2418 | 0.1893 | 0.1700 | 0.1563 |
185 | 0.5059 | 0.3873 | 0.3123 | 0.2656 | 0.2026 | 0.1815 | 0.1665 |
240 | 0.5430 | 0.4290 | 0.3439 | 0.2916 | 0.2207 | 0.1972 | 0.1805 |
300 | 0.5589 | 0.4706 | 0.3755 | 0.3175 | 0.2387 | 0.2128 | 0.1945 |
400 | 0.5940 | 0.5311 | 0.4213 | 0.3551 | 0.2648 | 0.2354 | 0.2146 |
500 | 0.6167 | 0.5839 | 0.4613 | 0.3880 | 0.2876 | 0.2551 | 0.2321 |
630 | 0.6848 | 0.6481 | 0.5099 | 0.4278 | 0.3151 | 0.2789 | 0.2533 |
(A)
导体 Conductor | 标称截面 Nominal cross sectional areas mm2 | 非铠装型电缆 Unarmored | 铠装型电缆Armored | ||||
单芯 Single core | 三芯 Three cores | 三芯 Three cores | |||||
空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | ||
铜导体 Copper conductor | 25 | 165 | 160 | 135 | 150 | 135 | 150 |
35 | 205 | 190 | 160 | 180 | 165 | 175 | |
50 | 245 | 225 | 195 | 210 | 195 | 205 | |
70 | 305 | 275 | 245 | 260 | 245 | 255 | |
95 | 370 | 330 | 300 | 305 | 300 | 300 | |
120 | 430 | 375 | 345 | 350 | 345 | 345 | |
150 | 490 | 425 | 395 | 390 | 390 | 385 | |
185 | 560 | 480 | 455 | 445 | 445 | 435 | |
240 | 665 | 555 | 540 | 515 | 525 | 505 | |
300 | 765 | 630 | 615 | 580 | 595 | 565 | |
400 | 890 | 725 | 720 | 660 | 695 | 645 | |
铝导体 Aluminum conductor | 25 | 130 | 120 | 105 | 115 | 105 | 115 |
35 | 155 | 145 | 130 | 140 | 130 | 140 | |
50 | 190 | 175 | 155 | 165 | 150 | 165 | |
70 | 235 | 215 | 190 | 200 | 190 | 195 | |
95 | 290 | 255 | 235 | 240 | 230 | 235 | |
120 | 335 | 290 | 270 | 275 | 265 | 270 | |
150 | 380 | 330 | 310 | 305 | 305 | 300 | |
185 | 435 | 370 | 355 | 350 | 350 | 340 | |
240 | 515 | 435 | 420 | 405 | 410 | 390 | |
300 | 595 | 490 | 485 | 455 | 470 | 445 | |
400 | 695 | 565 | 575 | 525 | 550 | 510 |
(A)
导体 Conductor | 标称截面 Nominal cross sectional areas mm2 | 非铠装型电缆 Unarmored | 铠装型电缆Armored | ||||
单芯 Single core | 三芯 Three cores | 三芯 Three cores | |||||
空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | ||
铜导体 Copper conductor | 25 | 165 | 160 | 135 | 150 | 135 | 150 |
35 | 205 | 190 | 160 | 180 | 165 | 175 | |
50 | 245 | 225 | 195 | 210 | 195 | 205 | |
70 | 305 | 275 | 245 | 260 | 245 | 255 | |
95 | 370 | 330 | 300 | 305 | 300 | 300 | |
120 | 430 | 375 | 345 | 350 | 345 | 345 | |
150 | 490 | 425 | 395 | 390 | 390 | 385 | |
185 | 560 | 480 | 455 | 445 | 445 | 435 | |
240 | 665 | --- | 540 | 515 | 525 | 505 | |
300 | 765 | 630 | 615 | 580 | 595 | 565 | |
400 | 890 | 725 | 720 | 660 | 695 | 645 | |
铝导体 Aluminum conductor | 25 | 130 | 120 | 105 | 115 | 105 | 115 |
35 | 155 | 145 | 130 | 140 | 130 | 140 | |
50 | 190 | 175 | 155 | 165 | 150 | 165 | |
70 | 235 | 215 | 190 | 200 | 190 | 195 | |
95 | 290 | 255 | 235 | 240 | 230 | 235 | |
120 | 335 | 290 | 270 | 275 | 265 | 270 | |
150 | 380 | 330 | 310 | 305 | 305 | 300 | |
185 | 435 | 370 | 355 | 350 | 350 | 340 | |
240 | 515 | 435 | 420 | 405 | 410 | 390 | |
300 | 595 | 490 | 485 | 455 | 470 | 445 | |
400 | 695 | 565 | 575 | 525 | 550 | 510 |
(A)
导体 Conductor | 标称截面 Nominal cross sectional areas mm2 | 非铠装型电缆 Unarmored | 铠装型电缆Armored | ||||
单芯 Single core | 三芯 Three cores | 三芯 Three cores | |||||
空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | ||
铜导体 Copper conductor | 25 | 165 | 160 | 140 | 150 | 140 | 150 |
35 | 205 | 190 | 170 | 180 | 170 | 175 | |
50 | 245 | 225 | 205 | 210 | 205 | 210 | |
70 | 305 | 275 | 255 | 260 | 250 | 255 | |
95 | 370 | 330 | 310 | 305 | 310 | 305 | |
120 | 430 | 375 | 360 | 350 | 350 | 350 | |
150 | 490 | 425 | 405 | 390 | 400 | 390 | |
185 | 560 | 480 | 465 | 445 | 450 | 440 | |
240 | 665 | 555 | 550 | 520 | 530 | 510 | |
300 | 765 | 630 | 625 | 585 | 605 | 565 | |
400 | 890 | 725 | 730 | 665 | 700 | 645 | |
铝导体 Aluminum conductor | 25 | 130 | 120 | 110 | 115 | 110 | 115 |
35 | 155 | 145 | 130 | 140 | 130 | 140 | |
50 | 160 | 175 | 160 | 165 | 160 | 165 | |
70 | 200 | 215 | 200 | 200 | 195 | 200 | |
95 | 245 | 255 | 240 | 240 | 240 | 240 | |
120 | 280 | 290 | 285 | 275 | 270 | 270 | |
150 | 320 | 330 | 315 | 305 | 310 | 300 | |
185 | 365 | 370 | 365 | 350 | 350 | 340 | |
240 | 435 | 435 | 430 | 405 | 415 | 400 | |
300 | 500 | 490 | 490 | 455 | 475 | 445 | |
400 | 585 | 565 | 580 | 525 | 555 | 515 |
(A)
导体 Conductor | 标称截面 Nominal cross sectional areas mm2 | 非铠装型电缆 Unarmored | 铠装型电缆 Armored | ||||
单芯 Single core | 三芯 Three cores | 三芯 Three cores | |||||
空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | ||
铜导体 Copper conductor | 25 | 165 | 160 | 140 | 150 | 140 | 150 |
35 | 205 | 190 | 175 | 180 | 170 | 175 | |
50 | 245 | 225 | 210 | 210 | 205 | 205 | |
70 | 305 | 275 | 260 | 260 | 255 | 255 | |
95 | 370 | 330 | 315 | 315 | 310 | 305 | |
120 | 430 | 375 | 360 | 355 | 350 | 345 | |
150 | 490 | 425 | 410 | 400 | 400 | 385 | |
185 | 560 | 480 | 470 | 445 | 455 | 440 | |
240 | 665 | 555 | 555 | 520 | 535 | 510 | |
300 | 765 | 630 | 630 | 585 | 605 | 570 | |
400 | 890 | 725 | 735 | 665 | 705 | 645 | |
铝导体 Aluminum conductor | 25 | 130 | 120 | 110 | 115 | 110 | 115 |
35 | 155 | 145 | 135 | 140 | 135 | 140 | |
50 | 190 | 175 | 160 | 165 | 160 | 165 | |
70 | 235 | 215 | 200 | 200 | 200 | 195 | |
95 | 290 | 255 | 245 | 245 | 240 | 240 | |
120 | 335 | 290 | 280 | 275 | 275 | 270 | |
150 | 380 | 330 | 320 | 305 | 310 | 300 | |
185 | 435 | 370 | 365 | 350 | 355 | 345 | |
240 | 515 | 435 | 430 | 405 | 415 | 400 | |
300 | 595 | 490 | 495 | 455 | 475 | 445 | |
400 | 695 | 565 | 580 | 525 | 560 | 515 |
(A)
导体 Conductor | 标称截面 Nominal cross sectional areas mm2 | 非铠装型电缆 Unarmored | 铠装型电缆Armored | ||||
单芯 Single core | 三芯 Three cores | 三芯 Three cores | |||||
空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | ||
铜导体 Copper conductor | 50 | 245 | 225 | 215 | 210 | 210 | 205 |
70 | 305 | 275 | 270 | 265 | 265 | 255 | |
95 | 370 | 330 | 320 | 310 | 315 | 305 | |
120 | 425 | 375 | 370 | 360 | 360 | 345 | |
150 | 485 | 420 | 420 | 400 | 410 | 385 | |
185 | 555 | 475 | 480 | 445 | 465 | 440 | |
240 | 650 | 555 | 565 | 525 | 545 | 510 | |
300 | 745 | 630 | 640 | 585 | 615 | 570 | |
400 | 870 | 720 | 745 | 670 | 715 | 645 | |
铝导体 Aluminum conductor | 50 | 190 | 175 | 165 | 165 | 165 | 165 |
70 | 235 | 215 | 205 | 205 | 205 | 200 | |
95 | 285 | 255 | 250 | 245 | 245 | 240 | |
120 | 330 | 290 | 285 | 275 | 280 | 270 | |
150 | 375 | 325 | 330 | 305 | 320 | 305 | |
185 | 430 | 370 | 375 | 350 | 365 | 350 | |
240 | 505 | 430 | 435 | 410 | 425 | 400 | |
300 | 580 | 490 | 505 | 455 | 485 | 450 | |
400 | 680 | 565 | 590 | 525 | 570 | 515 |
(A)
导体 Conductor | 标称截面 Nominal cross sectional areas mm2 | 非铠装型电缆 Unarmored | 铠装型电缆Armored | ||||
单芯 Single core | 三芯 Three cores | 三芯 Three cores | |||||
空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | ||
铜导体 Copper conductor | 50 | 245 | 225 | 215 | 210 | 210 | 210 |
70 | 305 | 275 | 270 | 265 | 260 | 260 | |
95 | 370 | 330 | 325 | 315 | 330 | 315 | |
120 | 425 | 375 | 370 | 355 | 360 | 350 | |
150 | 485 | 420 | 425 | 400 | 410 | 390 | |
185 | 555 | 475 | 480 | 450 | 465 | 445 | |
240 | 650 | 555 | 565 | 525 | 545 | 515 | |
300 | 745 | 630 | 645 | 590 | 610 | 565 | |
400 | 870 | 720 | 750 | 675 | - | - | |
500 | 1000 | 825 | - | - | - | - | |
铝导体 Aluminum conductor | 50 | 190 | 175 | 165 | 170 | 165 | 165 |
70 | 235 | 215 | 210 | 200 | 200 | 200 | |
95 | 285 | 255 | 250 | 245 | 255 | 245 | |
120 | 330 | 290 | 290 | 275 | 280 | 270 | |
150 | 375 | 325 | 330 | 315 | 320 | 300 | |
185 | 430 | 370 | 375 | 350 | 365 | 345 | |
240 | 505 | 430 | 440 | 410 | 425 | 400 | |
300 | 580 | 490 | 505 | 460 | 475 | 445 | |
400 | 680 | 565 | 590 | 530 | - | - | |
500 | 790 | 645 | - | - | - | - |
(A)
导体 Conductor | 标称截面 Nominal cross sectional area mm2 | 非铠装型电缆 Unarmored | 铠装型电缆Armored | ||||
单芯 Single core | 三芯 Three cores | 三芯 Three cores | |||||
空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | 空气 In air | 土壤 Buried | ||
铜导体 Copper conductor | 50 | 245 | 225 | 215 | 210 | 210 | 210 |
70 | 305 | 275 | 270 | 265 | 260 | 260 | |
95 | 370 | 330 | 325 | 315 | 330 | 315 | |
120 | 425 | 375 | 370 | 355 | 360 | 350 | |
150 | 485 | 420 | 425 | 400 | 410 | 390 | |
185 | 555 | 475 | 480 | 450 | 465 | 445 | |
240 | 650 | 555 | 565 | 525 | 545 | 515 | |
300 | 745 | 630 | 645 | 590 | 610 | 565 | |
400 | 870 | 720 | 750 | 675 | - | - | |
500 | 1000 | 825 | - | - | - | - | |
630 | 1160 | 940 | - | - | - | - | |
铝导体 Aluminum conductor | 50 | 190 | 175 | 165 | 170 | 165 | 165 |
70 | 235 | 215 | 210 | 200 | 200 | 200 | |
95 | 285 | 255 | 250 | 245 | 255 | 245 | |
120 | 330 | 290 | 290 | 275 | 280 | 270 | |
150 | 375 | 325 | 330 | 315 | 320 | 300 | |
185 | 430 | 370 | 375 | 350 | 365 | 345 | |
240 | 505 | 430 | 440 | 410 | 425 | 400 | |
300 | 580 | 492 | 505 | 460 | 475 | 445 | |
400 | 680 | 565 | 590 | 530 | - | - | |
500 | 790 | 645 | - | - | - | - | |
630 | 920 | 740 | - | - | - | - |
导体标称截面 Nominal cross section areas of conductor mm2 | 额定电压(kV) Rated voltages | ||||||
3.6/6 | 6/6 6/10 | 8.7/10 8.7/15 | 12/20 | 18/20 18/30 | 21/35 | 26/35 | |
短路电流(A) Short circuit current. | |||||||
25 | 1075 | 1083 | 1094 | --- | --- | --- | --- |
35 | 1074 | 1082 | 1092 | 1096 | --- | --- | --- |
50 | 1072 | 1080 | 1091 | 1095 | 1284 | 1286 | 1288 |
70 | 1070 | 1079 | 1090 | 1091 | 1281 | 1285 | 1286 |
95 | 1069 | 1077 | 1086 | 1272 | 1280 | 1284 | 1283 |
120 | 1068 | 1077 | 1266 | 1271 | 1279 | 1280 | 1282 |
150 | 1067 | 1076 | 1265 | 1270 | 1278 | 1279 | 1282 |
185 | 1064 | 1251 | 1264 | 1267 | 1275 | 1279 | 1279 |
240 | 1241 | 1250 | 1262 | 1266 | 1274 | 1276 | 1278 |
300 | 1239 | 1246 | 1261 | 1265 | 1271 | 1275 | 1277 |
400 | 1240 | 1245 | 1256 | 1260 | 1270 | 1272 | 1274 |
500 | 1243 | 1244 | 1253 | 1257 | 1266 | 1272 | 1273 |
630 | 1236 | 1238 | 1252 | 1253 | 1265 | 1270 | 1270 |
导体标称截面 Nominal cross section areas of conductor mm2 | 额定电压(kV) Rated voltages | ||||||
3.6/6 | 6/6 6/10 | 8.7/10 8.7/15 | 12/20 | 18/20 18/30 | 21/35 | 26/35 | |
短路电流(A) Short circuit current. | |||||||
25 | 2958 | 2958 | 2958 | --- | --- | --- | --- |
35 | 2958 | 2958 | 2958 | 2958 | --- | --- | --- |
50 | 2958 | 2958 | 2958 | 2958 | 3031 | 3031 | 3031 |
70 | 2958 | 2958 | 2958 | 2958 | 3031 | 3031 | 3031 |
95 | 2958 | 2958 | 2958 | 3031 | 3031 | 3031 | 3031 |
120 | 2958 | 2958 | 2958 | 3031 | 3031 | 3031 | 3031 |
150 | 2958 | 2958 | 3031 | 3031 | 3031 | 3031 | 3031 |
185 | 2958 | 2958 | 3031 | 3031 | 3031 | 3031 | 3031 |
240 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 |
300 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 |
400 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 |
500 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 |
630 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 | 3031 |
土壤温度℃ Ground temperature | 15 | 20 | 25 | 30 | 35 | 40 | 45 |
系 数 Rating factors | 1.07 | 1.04 | 1.0 | 0.96 | 0.92 | 0.87 | 0.83 |
土壤热阻 Rating factors for ground thermal resistive ℃.m/w | 1.0 | 1.2 | 1.5 | 2.0 | 2.5 | 3.0 | 3.5 |
三芯电缆 Single core | 1.0 | 0.943 | 0.877 | 0.792 | 0.736 | 0.675 | 0.641 |
单芯电缆 Three core | 1.0 | 0.934 | 0.850 | 0.748 | 0.692 | 0.635 | 0.598 |
环境空气温度℃ Air temperature ℃ | 20 | 25 | 30 | 35 | 40 | 45 | 50 |
系 数 Rating factors | 1.18 | 1.14 | 1.10 | 1.05 | 1.0 | 0.95 | 0.89 |