1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
Nominal |
Nominal |
Thickness of |
Thickness of |
Thickness of |
Nominal |
Thickness of |
Approximate |
cross- |
cross- |
insulation. |
insulation. |
extruded |
steel armour |
oversheath |
overall |
sectional area of phase conductor |
sectional area of neutral conductor |
phase conductor |
neutral conductor |
bedding |
wire diameter |
|
diameter |
mm2 |
mm2 |
mm |
mm |
mm |
mm |
mm |
mm |
25'” |
16<" |
0.9 |
0.7 |
1.0 |
1.6 |
1.7 |
28.9 |
25121 |
16і” |
0.9 |
0.7 |
1.0 |
1.6 |
1.7 |
26.1 |
35'” |
16і” |
0.9 |
0.7 |
1.0 |
1.6 |
1.8 |
31.9 |
35l2> |
16і” |
0.9 |
0.7 |
1.0 |
1.6 |
1.8 |
27.9 |
50°’ |
2Б141 |
1.0 |
0.9 |
1.0 |
1.6 |
1.9 |
31.2 |
70 |
35 |
1.1 |
0.9 |
1.2 |
2.0 |
2.0 |
36.6 |
95 |
50 |
1.1 |
1.0 |
1.2 |
2.0 |
2.1 |
41.0 |
120 |
70 |
1.2 |
1.1 |
1.2 |
2.0 |
2.2 |
45.3 |
150 |
70 |
1.4 |
1.1 |
1.4 |
2.5 |
2.4 |
50.0 |
185 |
95 |
1.6 |
1.1 |
1.4 |
2.5 |
2.5 |
55.3 |
240 |
120 |
1.7 |
1.2 |
1.6 |
2.5 |
2.6 |
61.1 |
300 |
150 |
1.8 |
1.4 |
1.6 |
2.5 |
2.8 |
66.7 |
300 |
185 |
1.8 |
1.6 |
1.6 |
2.5 |
2.8 |
68.6 |
400 |
185 |
2.0 |
1.6 |
1.6 |
2.5 |
3.0 |
73.8 |
111 Circular or compacted stranded conductors (class 2)
121 Shaped stranded conductors (class 2)
131 Phase conductors of nominal cross-sectional area 50mm2 and above have shaped stranded conductors (class 2)
!4’ Neutral conductors of nominal cross-sectional area 25mm2 and above have shaped, circular or compacted circular stranded conductors (class 2}
Five-core 600/1000 V cables with stranded copper conductors (Type 1)
1 |
2 |
3 |
4 |
5 |
6 |
Nominal cross- |
Thickness of |
Thickness of |
Nominal steel |
Thickness of |
Approximate |
sectional area |
insulation |
extruded |
armour wire |
oversheath |
overall |
of conductor’11 |
|
bedding |
diameter |
|
diameter |
mm2 |
mm |
mm |
mm |
mm |
mm |
1.5 |
0.6 |
0.8 |
0.9 |
1.4 |
14.3 |
2.5 |
0.7 |
0.8 |
0.9 |
1.4 |
16.1 |
4 |
0.7 |
0.8 |
0.9 |
1.5 |
17.8 |
6 |
0.7 |
0.8 |
1.25 |
1.5 |
20.0 |
10 |
0.7 |
0.8 |
1.25 |
1.6 |
22.9 |
16 |
0.7 |
1.0 |
1.6 |
1.7 |
26.6 |
25 |
0.9 |
1.0 |
1.6 |
1.8 |
31.5 |
35 |
0.9 |
1.0 |
1.6 |
1.9 |
34.8 |
50 |
1.0 |
1.2 |
2.0 |
2.0 |
40.4 |
70 |
1.1 |
1.2 |
2.0 |
2.2 |
46.3 |
111 Circular or compacted circular stranded conductors (class 2)
TABLE 14
600/1000 V armoured auxiliary cables with stranded copper conductors (Type 1 only)
. 1 |
2 |
3 |
4 |
5 |
6 |
7 |
Number of cores’” |
Nominal crosssectional area of conductor’21 |
Thickness of insulation |
Thickness of extruded bedding |
Nominal steel armour wire diameter |
Thickness of oversheath |
Approximate overall diameter |
|
mm25 |
mm |
mm |
mm |
mm |
mm |
7 |
1.5 |
0.6 |
0.8 |
0.9 |
1.4 |
15.2 |
12 |
1.5 |
0.6 |
0.8 |
1.25 |
1.5 |
19.4 |
19 |
1.5 |
0.6 |
0.8 |
1.26 |
1.6 |
22.2 |
27 |
1.5 |
0.6 |
1.0 |
1.6 |
1.7 |
26.7 |
37 |
1.5 |
0.6 |
1.0 |
1.6 |
1.7 |
29.0 |
48 |
1.5 |
0.6 |
1.0 |
1.6 |
1.8 |
32.7 |
7 |
2.5 |
0.7 |
0.8 |
0.9 |
1.4 |
17.1 |
12 |
2.5 |
0.7 |
0.8 |
1.25 |
1.6 |
22.4 |
19 |
2.5 |
0.7 |
1.0 |
1.6 |
1.7 |
26.6 |
27 |
2.5 |
0.7 |
1.0 |
1.6 |
1.8 |
30.7 |
37 |
2.5 |
0.7 |
1.0 |
1.6 |
1.8 |
33.8 |
48 |
2.5 |
0.7 |
1.2 |
2.0 |
2.0 |
39.3 |
7 |
4 |
0.7 |
0.8 |
1.25 |
1.5 |
19.7 |
12 |
4 |
0.7 |
1.0 |
1.6 |
1.6 |
25.7 |
19 |
4 |
0.7 |
1.0 |
1.6 |
1.7 |
29.3 |
27 |
4 |
0.7 |
1.0 |
1.6 |
1.9 |
34.4 |
37 |
4 |
0.7 |
1.2 |
2.0 |
2.0 |
39.2 |
48 |
4 |
0.7 |
1.2 |
2.0 |
2.1 |
44.1 |
(
(2)
” The number of cores given here are preferred. Other numbers are permitted subject to agreement between purchase and manufacturer and, where such other numbers are manufactured, the dimensional details shall be as for the next highest preferred numbers.Single-core 1900/3300V cables with circular stranded aluminium or copper conductors
(Type 1 and Type 2)
1 |
2 |
3 |
4 |
5 |
6 |
Nominal crosssectional area of conductor111 |
Thickness of insulation |
Thickness of extruded bedding |
Nominal aluminium armour wire diameter |
Thickness of oversheath |
Approximate overall diameter |
mm2 |
mm |
mm |
mm |
mm |
mm |
50 |
2.0 |
0.8 |
1.25 |
1.6 |
20.6 |
70 |
2.0 |
0.8 |
1.25 |
1.6 |
22.4 |
95 |
2.0 |
0.8 |
1.25 |
1.6 |
24.3 |
120 |
2.0 |
1.0 |
1.6 |
1.7 |
27.2 |
150 |
2.0 |
1.0 |
1.6 |
1.7 |
28.8 |
185 |
2.0 |
1.0 |
1.6 |
1.8 |
30.8 |
240 |
2.0 |
1.0 |
1.6 |
1.8 |
33.5 |
300* |
2.0 |
1.0 |
1.6t |
1.9 |
36.1 |
400* |
2.0 |
1.2 |
2.0 |
2.0 |
40.5 |
500* |
2.2 |
1.2 |
2.0 |
2.1 |
44.2 |
630* |
2.4 |
1.2 |
2.0 |
2.2 |
48.8 |
800 |
2.6 |
1.4 |
2.5 |
2.4 |
55.4 |
1000 |
2.8 |
1.4 |
2.5 |
2.5 |
60.6 |
Circular or compacted circular stranded conductor (class 2)
* Type 2 cable sizes
t The 300mm2 Type 2 cable has 2.0mm armour wire diameterThree-core 1900/3300V cables with stranded copper conductors (Type 1 and Type 2)
1 |
2 |
3 |
4 |
5 |
6 |
Nominal crosssectional area of conductor |
Thickness of insulation |
Thickness of extruded bedding |
Nominal steel armour wire diameter |
Thickness of oversheath |
Approximate overall diameter |
mm2 |
mm |
mm |
mm |
mm |
mm |
16<” |
2.0 |
1.0 |
1.6 |
1.8 |
29.3 |
25<1) |
2.0 |
1.0 |
1.6 |
1.8 |
32.2 |
35(2> |
2.0 |
1.0 |
1.6 |
1.9 |
31.1 |
35(1> |
2.0 |
1.0 |
1.6 |
1.9 |
34.8 |
50(3' |
2.0 |
1.2 |
2.0 |
2.0 |
34.7 |
70 |
2.0 |
1.2 |
2.0 |
2.1 |
38.0 |
95 |
2.0 |
1.2 |
2.0 |
2.2 |
41.4 |
12026 |
2.0 |
1.4 |
2.5 |
2.3 |
45.7 |
150* |
2.0 |
1.4 |
2.5 |
2.4 |
48.5 |
185* |
2.0 |
1.4 |
2.5 |
2.5 |
51.9 |
240* |
2.0 |
1.6 |
2.5 |
2.6 |
56.9 |
300* |
2.0 |
1.6 |
2.5 |
2.7 |
61.2 |
400 |
2.0 |
1.6 |
2.5 |
2.9 |
66.6 |