Medium Voltage Cables | |||
Medium Voltage Cables to IEC 60502
Three Core Cables to IEC 60502
Current Rating for Three Core 1.8/3KV(Um=7.2 )KV to 26/35KV(Um=42KV) XLPE Insulation
|
Unarmored |
Armored |
||||||||||
Nom. |
Buried direct in Ground |
Laid in Single Way Duct |
Laid in Air |
Buried direct in Ground |
Laid in Single Way Duct |
Laid in Air |
||||||
CU |
AL |
CU |
AL |
CU |
AL |
CU |
AL |
CU |
AL |
CU |
AL |
|
mm2 |
A |
A |
A |
A |
A |
A |
||||||
10 |
76 |
53 |
62 |
42 |
87 |
62 |
76 |
53 |
63 |
43 |
88 |
63 |
16 |
101 |
78 |
87 |
67 |
109 |
84 |
101 |
78 |
88 |
68 |
110 |
85 |
25 |
129 |
100 |
112 |
87 |
142 |
110 |
129 |
100 |
112 |
87 |
143 |
111 |
35 |
153 |
119 |
133 |
103 |
170 |
132 |
154 |
119 |
134 |
104 |
172 |
133 |
50 |
181 |
140 |
158 |
122 |
204 |
158 |
181 |
140 |
158 |
123 |
205 |
159 |
70 |
221 |
171 |
193 |
150 |
253 |
196 |
220 |
171 |
194 |
150 |
253 |
196 |
95 |
262 |
203 |
231 |
179 |
304 |
236 |
263 |
204 |
232 |
180 |
307 |
238 |
120 |
298 |
232 |
264 |
205 |
351 |
273 |
298 |
232 |
264 |
206 |
352 |
274 |
150 |
334 |
260 |
297 |
231 |
398 |
309 |
332 |
259 |
296 |
231 |
397 |
309 |
185 |
377 |
294 |
336 |
262 |
455 |
355 |
374 |
293 |
335 |
262 |
453 |
354 |
240 |
434 |
340 |
390 |
305 |
531 |
415 |
431 |
338 |
387 |
304 |
529 |
415 |
300 |
489 |
384 |
441 |
346 |
606 |
475 |
482 |
380 |
435 |
343 |
599 |
472 |
400 |
553 |
438 |
501 |
398 |
696 |
552 |
541 |
432 |
492 |
393 |
683 |
545 |
500 |
613 |
498 |
541 |
451 |
786 |
652 |
601 |
492 |
532 |
446 |
773 |
645 |
630 |
663 |
568 |
591 |
501 |
896 |
762 |
651 |
562 |
582 |
496 |
883 |
755 |
Current Rating for Three Core 1.8/3KV(Um=7.2 )KV to 26/35KV(Um=42KV) EPR Insulation
|
Unarmored |
Armored |
||||||||||
Nom. |
Buried direct in Ground |
Laid in Single Way Duct |
Laid in Air |
Buried direct in Ground |
Laid in Single Way Duct |
Laid in Air |
||||||
CU |
AL |
CU |
AL |
CU |
AL |
CU |
AL |
CU |
AL |
CU |
AL |
|
mm2 |
A |
A |
A |
A |
A |
A |
||||||
10 |
73 |
51 |
59 |
40 |
82 |
58 |
73 |
51 |
60 |
41 |
82 |
59 |
16 |
98 |
76 |
84 |
65 |
104 |
80 |
98 |
76 |
85 |
66 |
104 |
81 |
25 |
125 |
97 |
109 |
84 |
135 |
105 |
125 |
97 |
109 |
85 |
136 |
105 |
35 |
150 |
116 |
130 |
101 |
164 |
127 |
150 |
116 |
131 |
101 |
164 |
127 |
50 |
176 |
137 |
154 |
119 |
195 |
151 |
177 |
137 |
155 |
120 |
197 |
153 |
70 |
216 |
167 |
189 |
147 |
243 |
189 |
216 |
168 |
190 |
147 |
244 |
190 |
95 |
258 |
200 |
227 |
176 |
296 |
229 |
257 |
200 |
227 |
176 |
296 |
230 |
120 |
292 |
227 |
258 |
201 |
339 |
263 |
292 |
227 |
259 |
201 |
339 |
264 |
150 |
328 |
255 |
291 |
226 |
385 |
299 |
327 |
254 |
291 |
226 |
385 |
300 |
185 |
371 |
289 |
330 |
257 |
441 |
343 |
368 |
288 |
328 |
257 |
439 |
343 |
240 |
429 |
335 |
384 |
300 |
519 |
406 |
424 |
332 |
381 |
299 |
513 |
402 |
300 |
482 |
378 |
434 |
340 |
590 |
462 |
475 |
374 |
429 |
338 |
583 |
459 |
400 |
545 |
432 |
494 |
392 |
678 |
538 |
534 |
426 |
485 |
387 |
666 |
530 |
500 |
605 |
492 |
534 |
445 |
768 |
638 |
594 |
486 |
525 |
440 |
756 |
630 |
630 |
655 |
562 |
584 |
495 |
878 |
749 |
644 |
556 |
575 |
490 |
862 |
741 |
Current Rating Conditions:
Ground Temperature: 20°C Ambient Temperature (air): 30°C Depth of Soil: 0.8 m
Thermal Resistance of Soil: 1.5K•m/W