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8.7/10kV和8.7/15kV电缆载流量
Table14 8.7/10kV and 8.7/15kV current carrying of cable
敷设条件：导体最高温度：
土壤热阻系数
Lay conditions：The maximum temperature of conductor：
导体标称截面/ mm2 Nominal cross area of conductor/mm2 |
非铠装电缆Unarmoured |
铠装电缆Armoured |
||||||||||
单芯 singe—core |
三芯three—core |
三芯three—core |
||||||||||
铜芯 Copper core |
铝芯 Aluminium core. |
铜芯 Copper core |
铝芯 Aluminium core. |
铜芯 Copper core |
铝芯 Aluminium core. |
|||||||
空气中 In air |
土壤中 Buried |
空气中 In air |
土壤中 Buried |
空气中 In air |
土壤中 Buried |
空气中 In air |
土壤中 Buried |
空气中 In air |
土壤中 Buried |
空气中 In air |
土壤中 Buried |
|
25 |
165 |
160 |
130 |
120 |
140 |
148 |
110 |
116 |
140 |
148 |
110 |
116 |
35 |
205 |
190 |
155 |
145 |
170 |
180 |
130 |
138 |
170 |
175 |
130 |
138 |
50 |
245 |
225 |
160 |
175 |
205 |
212 |
160 |
164 |
205 |
221 |
160 |
164 |
70 |
305 |
275 |
200 |
215 |
255 |
260 |
200 |
201 |
250 |
254 |
195 |
201 |
95 |
370 |
330 |
245 |
255 |
310 |
307 |
240 |
238 |
310 |
307 |
240 |
238 |
120 |
430 |
375 |
280 |
290 |
360 |
350 |
285 |
276 |
350 |
350 |
270 |
270 |
150 |
490 |
425 |
320 |
330 |
405 |
392 |
315 |
307 |
400 |
390 |
310 |
302 |
185 |
560 |
480 |
365 |
370 |
465 |
445 |
365 |
350 |
450 |
440 |
350 |
339 |
240 |
665 |
555 |
435 |
435 |
550 |
519 |
430 |
403 |
530 |
509 |
415 |
398 |
300 |
765 |
630 |
500 |
490 |
625 |
583 |
490 |
456 |
605 |
567 |
475 |
445 |
400 |
890 |
725 |
585 |
565 |
730 |
663 |
580 |
525 |
700 |
647 |
555 |
514 |
500 |
940 |
840 |
770 |
660 |
— |
— |
— |
— |
— |
— |
— |
— |
630 |
1050 |
950 |
875 |
755 |
— |
— |
— |
— |
— |
— |
— |
— |
800 |
1170 |
1080 |
1000 |
870 |
— |
— |
— |
— |
— |
— |
— |
— |
1000 |
1260 |
1190 |
1090 |
970 |
— |
— |
— |
— |
— |
— |
— |
— |
1200 |
1310 |
1270 |
1170 |
1050 |
— |
— |
— |
— |
— |
— |
— |
— |
