| CONSTRUCTION | |
Conductor: |
Solid plain annealed copper Conductor |
Insulation: |
PE type III ASTM D 1248 |
Twinning: |
Two insulated conductor twisted together |
Units: |
Pairs in 25 pair units system |
Cable core: |
Pairs ( or Units) laid-up together to from a cable core and 25 pair units is distinguished by colour binders. |
Static screen: |
A polyester tape and aluminium-polyester tape with drain wire |
Moisture barrier: |
Aluminium tape ( 0.2 mm ) coated with a copolymer ( only for moisture barrier cables) |
Suspension strand: |
High tensile 7 - strand steel wires as messenger for aerial self-support cables |
| Outer sheath: | PE type I ASTM D 1248 |
|
Number of pair and size |
conductor Diameter |
Insulation Thckness |
Support No. x dia. |
Sheath Thickness |
Approx. overall Diameter |
Approx.Cable Weight |
mm |
mm |
mm |
mm |
kg/km |
||
10 |
0.4 |
0.20 |
7xO.9 |
1.4 |
16.3x7.8 |
122 |
12 |
0.4 |
0.20 |
7xO,9 |
1.4 |
16.8x8.3 |
131 |
15 |
0.4 |
0.20 |
7xO.9 |
1.4 |
17.4x8.9 |
143 |
20 |
0.4 |
0.20 |
7xO.9 |
1.4 |
18.3x9.8 |
162 |
25 |
0.4 |
0.20 |
7xO.9 |
1.4 |
19.1x10.6 |
181 |
30 |
0.4 |
0.20 |
7x1.2 |
1.4 |
19.8x11.3 |
200 |
35 |
0.4 |
0.20 |
7x1.2 |
1.4 |
20.4x11.9 |
218 |
40 |
0.4 |
0.20 |
7x1.2 |
1.4 |
21.0x12,5 |
236 |
50 |
0.4 |
0.20 |
7x1.2 |
1.4 |
22.3x13.8 |
275 |
60 |
0.4 |
0.20 |
7x1.2 |
1.4 |
23,3x14.8 |
310 |
70 |
0.4 |
0.20 |
7x1.2 |
1.4 |
25.1 x15. 7 |
378 |
80 |
0.4 |
0.20 |
7x1.2 |
1.4 |
25,9x16.5 |
413 |
100 |
0.4 |
0.20 |
7x1.2 |
1.4 |
27.6x18.2 |
485 |