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>> Cable Aerial Self supporting Telephone Cables - Foam/Skin Insulation>> TECHNICAL DATA

 

Diameter of Conductor
Number of Pairs
Diameter
Overall Diameter(mm)
Approximate Weightkg/km
Standard packing lengthmtrs
Minor
Major
0.4
5
0.4
6.03
14.33
87
1000
10
0.4
7.37
14.67
108
1000
15
0.4
8.39
16.69
127
1000
20
0.4
9.46
17.76
148
1000
30
0.4
10.91
19.21
183
1000
50
0.4
13.41
23.21
291
1000
70
0.4
15.28
25.08
356
1000
100
0.4
17.84
27.64
457
1000
150
0.4
21.49
31.29
625
500
200
0.4
24.42
36.22
850
500
0.5
5
0.5
6.67
15.17
100
1000
10
0.5
8.18
16.68
129
1000
15
0.5
9.35
17.85
156
1000
20
0.5
10.53
19.93
215
1000
30
0.5
12.38
21.78
270
1000
50
0.5
15.19
24.99
376
1000
70
0.5
17.32
27.12
471
1000
100
0.5
20.19
31.19
670
500
150
0.5
24.09
35.88
915
500
200
0.5
27.38
39.18
1148
500
0.65
5
0.65
7.76
16.66
124
1000
10
0.65
10.13
19.93
206
1000
15
0.65
11.64
21.44
249
1000
20
0.65
12.91
22.71
291
1000
30
0.65
15.25
25.05
377
1000
50
0.65
18.84
28.64
542
1000
70
0.65
21.80
33.60
767
500
100
0.65
25.67
37.47
1011
500
150
0.65
30.85
42.65
1407
500
200
0.65
35.28
47.88
1812
500
0.9
5
0.9
9.68
18.58
167
1000
10
0.9
12.49
22.29
283
1000
15
0.9
14.48
24.28
360
1000
20
0.9
16.37
26.17
440
1000
30
0.9
19.39
31.19
657
1000
50
0.9
24.47
36.27
966
1000
70
0.9
28.51
40.31
1268
1000
100
0.9
33.50
45.30
1712
500
150
0.9
40.22
54.02
2514
500
200
0.9
45.54
59.34
3206
500

 
Electrical Parameter
 
Nominal conductor Diameter in mm.
0.4
0.5
0.65
0.9
Conductor Resistance in Ohm/km
Maximum Average CR of all pairs
144
92
54
28
Maximum CR of Individual Conductor
150
96
57
30
Minimum CR of Individual Conductor
----
----
----
----
ConductorResistance unbalance
Maximum Average RU of Individual pairs
1
0.75
0.75
0.75
Minimum RU of Individual pairs
2.5
2.5
2
2
Attenuation (in db/km)
1.81
1.45
1.10
0.80
25.7
21
16.3
13.6
Dielectric Strength (kv)
a) Conductor to conductor
1.7
2
2.5
3.5
b) Conductor to sheath
5
5
10
10
Mutual Capacitance (in nF/km)
Individual pair mutual capacitance
50 (max)
Average mutual capacitance
44 +/-2
Capacitance Unbalance Pair to Pair (in pF/km)
RMS value of Pair to Pair
----------
Maximum individual combination values
with in a sub unit= 150pF/500m Betn. adjt. sub-unit = 55pF/500m
Maximun Average combination values
with in a sub unit= 25pF/500m Betn. adjt. sub-unit = 17pF/500m
Capacitance Unbalance between Pair and Ground
(in pF/km)
Maximum individual value
2500
Maximum Average value
500
Cross Talk (db/km)
A) ELFEXT a) Individual value Minimum)
Ind. Minimum @ 1KHz = 74
b) RMS value (Mimimum)
Ind. Minimum @ 1KHz = 36
B) ONEXT a) Individual value (Minimum)
Ind. Minimum @ 1KHz = 70
b) RMS value (Mimimum)
Ind. Minimum @ 1KHz = 37
Insulation Resistance (Minimum in Megaohm/km)
2500
 

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