3.6/6kV电缆载流量
Table12 3.6/6kV current carrying of cable
敷设条件：导体最高温度：
Lay conditions：The maximum temperature of conductor：
Soil thermal resistivity
导体标称截面/ mm2 Nominal cross area of conductor/mm2 |
非铠装电缆Unarmored |
铠装电缆Armored |
||||||||||
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 |
135 |
150 |
105 |
115 |
135 |
150 |
105 |
115 |
35 |
205 |
190 |
155 |
145 |
160 |
180 |
130 |
140 |
165 |
175 |
130 |
140 |
50 |
245 |
225 |
190 |
175 |
195 |
210 |
155 |
165 |
195 |
205 |
150 |
165 |
70 |
305 |
275 |
235 |
215 |
245 |
260 |
190 |
200 |
245 |
255 |
190 |
195 |
95 |
370 |
330 |
290 |
255 |
300 |
305 |
235 |
240 |
300 |
300 |
230 |
235 |
120 |
430 |
375 |
335 |
290 |
345 |
350 |
270 |
275 |
345 |
345 |
265 |
270 |
150 |
490 |
425 |
380 |
330 |
395 |
390 |
310 |
305 |
390 |
385 |
305 |
300 |
185 |
560 |
480 |
435 |
370 |
455 |
445 |
355 |
350 |
445 |
435 |
350 |
340 |
240 |
665 |
555 |
515 |
435 |
540 |
515 |
420 |
405 |
525 |
505 |
410 |
390 |
300 |
765 |
630 |
595 |
490 |
615 |
580 |
485 |
455 |
595 |
565 |
470 |
445 |
400 |
890 |
725 |
695 |
565 |
720 |
660 |
575 |
525 |
695 |
645 |
550 |
510 |
500 |
950 |
840 |
780 |
660 |
— |
— |
— |
— |
— |
— |
— |
— |
630 |
1060 |
950 |
885 |
760 |
— |
— |
— |
— |
— |
— |
— |
— |
800 |
1170 |
1080 |
1000 |
870 |
— |
— |
— |
— |
— |
— |
— |
— |
1000 |
1270 |
1190 |
1100 |
970 |
— |
— |
— |
— |
— |
— |
— |
— |
1200 |
1310 |
1270 |
1170 |
1060 |
— |
— |
— |
— |
— |
— |
— |
— |
