Table 16 : Mass of zinc coating
1 |
2 |
Nominal diameter |
Minimum mass of |
of armour wire |
zinc coating |
mm |
g/m2 |
0.9 |
112 |
1.25 |
150 |
1.6 |
172 |
2.0 |
180 |
2.5 |
195 |
3.15 |
206 |
Table 17 : Maximum resistance of conductor and armour for single-core cables having aluminium wire armour
1 |
2 |
3 |
4 |
5 |
6 |
||
|
Maximum resistance per kilometre of cable at 20°C |
||||||
|
|
|
Aluminium wire armour |
||||
Nominal crosssectional area of conductor |
Copper conductor |
Aluminium conductor |
Cables with stranded copper or aluminium conductor |
Cables with solid aluminium conductors |
|||
|
|
|
600/1000V |
19OO/33OOV |
600/1000V |
||
mm9 |
Cl |
n |
Ci |
Q |
Q |
||
50 |
0,387 |
0.641 |
0.82 |
0.73 |
0.90 |
||
70 |
0.268 |
0.443 |
0.73 |
0.65 |
0.79 |
||
95 |
0.193 |
0.320 |
0.64 |
0.45 |
0.71 |
||
120 |
0.153 |
0.253 |
0.45 |
0.42 |
0.49 |
||
150 |
0.124 |
0.206 |
0.40 |
0.39 |
0.45 |
||
185 |
0.0991 |
0.164 |
0.37 |
0.36 |
0.41 |
||
240 |
0.0754 |
0.125 |
0.33 |
0.33 |
0.37 |
||
300 |
0.0601 |
0.100 |
0.30 |
0.30 |
0.34 |
||
400 |
0.0470 |
0.0778 |
0.21 |
0.21 |
- |
||
500 |
0.0366 |
0.0605 |
0.19 |
0.19 |
- |
||
630 |
0.0283 |
0.0469 |
0.18 |
0.18 |
- |
||
800 |
0.0221 |
0.0367 |
0.13 |
0.13 |
- |
||
1000 |
0.0176 |
0.0291 |
0.12 |
0.12 |
■ |
||
Circular sectoral conductors |
|||||||
380 |
|
0.0800 |
|
- |
0.24 |
||
480 |
— |
0.0633 |
- |
- |
0.22 |
||
600 |
*■ |
0.0515 |
- |
- |
0.20 |
||
740 |
— |
0.0410 |
- |
- |
0.15 |
||
960 |
- |
0.0313 |
- |
— |
0.13 |
||
1200 |
- |
0.0250 |
■ |
■ |
0.12 |
Table 18: Maximum resistance of conductor and armour for single-core cables having solid aluminium conductors and aluminium strip armour
1 |
2 |
3 |
Nominal cross- |
Maximum resistance per kilometre of cable |
|
sectional area of |
at 20°C |
|
conductor |
Aluminium |
Strip armour |
|
conductor |
600/1000V |
mm2 |
Q |
Q |
50 |
0.641 |
1.8 |
70 |
0.443 |
1.6 |
95 |
0.320 |
1.4 |
120 |
0.253 |
1.2 |
150 |
0.206 |
1.1 |
185 |
0.164 |
0.57 |
240 |
0.125 |
0.51 |
300 |
0.100 |
0.46 |
Circular sectoral conductors |
||
380 |
0.0800 |
0.29 |
480 |
0.0633 |
0.27 |
600 |
0.0515 |
0.24 |
740 |
0.0410 |
0.22 |
960 |
0.0313 |
0.15 |
1200 |
0.0250 |
0.14 |
Table 19 : Maximum resistance of conductor and armour for two core, three core and four core cables having solid aluminium conductors and aluminium strip armour
1 |
2 |
3 |
4 |
5 |
6 |
|
Maximum resistance per kilometre of cable at 20°C |
||||
Nominal crosssectional area |
Aluminium conductor |
Strip armour |
|||
of conductor |
Two-core |
Three-core |
Three-core |
Four-core |
|
|
|
600/1000V |
600/1000V |
1900/3300V |
600/1000V |
mm2 |
Q |
n |
D |
Q |
0 |
16 |
1.91 |
1.5 |
1.4 |
0.97 |
1.2 |
25 |
1.20 |
1.6 |
1.3 |
0.90 |
1.2 |
35 |
0.868 |
1.4 |
1.2 |
0.54 |
1.1 |
50 |
0.641 |
1.2 |
0.57 |
0.48 |
0.51 |
70 |
0.443 |
0.60 |
0.51 |
0.44 |
0.44 |
95 |
0.320 |
0.54 |
0.31 |
0.29 |
0.28 |
120 |
0.253 |
— |
0.29 |
0.27 |
0.25 |
150 |
0.206 |
|
0.27 |
0.24 |
0.23 |
185 |
0.164 |
|
0.24 |
0.23 |
0.16 |
240 |
0.125 |
■* |
0.16 |
0.16 |
0.14 |
300 |
0.100 |
|
0.15 |
0.14 |
0.13 |
Table 20 : Maximum resistance of conductor and armour for two-core, three-core and four-core cables having wire armour
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
||||
Nominal |
|
|
|
|
Maximum resistance per kilometre of cable at 20 |
°С |
|
|
|
||||||
cross- |
|
|
|
|
|
|
|
|
|
|
|
||||
sectional |
|
|
Cables with stranded copper conductors and steel wire armour |
Cables with solid aluminium conductors and aluminium |
|||||||||||
area of |
|
|
|
|
|
|
|
|
wire |
armour |
|
||||
conductor |
Copper conductor |
Aluminium conductor |
Two-core |
Three-core |
Three-core |
Four-core (equal) |
Four-core (reduced |
Two-core |
Three-core |
Three-core |
Four-core |
||||
|
|
|
|
|
|
|
neutral) |
|
|
|
|
||||
|
|
|
600/1000V |
600/1000V |
19OO/33OOV |
600/1000V |
600/1000V |
600/1000V |
600/1000V |
1900/3300V |
600/1000V |
||||
mm2 |
Q |
0 |
Й |
Q |
Q |
Q |
n |
Q |
Q |
Q |
Q |
||||
1.5* |
12.1 |
- |
10.2 |
9.5 |
|
8.8 |
|
- |
- |
|
- |
||||
2.5* |
7.41 |
- |
8.8 |
8.2 |
- |
7.7 |
- |
- |
- |
- |
- |
||||
4 |
4.61 |
- |
7.5 |
7.0 |
- |
4.6 |
|
- |
- |
- |
- |
||||
6 |
3.08 |
- |
6.8 |
4.6 |
- |
4.1 |
- |
- |
|
- |
- |
||||
10 |
1.83 |
|
3.9 |
3.7 |
- |
3.4 |
- |
- |
- |
- |
- |
||||
15 |
1.15 |
1.91 |
3.4 |
3.1 |
1.9 |
2.2 |
- |
0.75 |
0.69 |
- |
0.49 |
||||
25 |
0.727 |
1.20 |
2.6 |
2.4 |
1.7 |
2.1 |
2.1 |
0.59 |
0.52 |
- |
0.46 |
||||
35 |
0.524 |
0.868 |
2.4 |
2.1 |
1.7 |
1.9 |
1.9 |
0.55 |
0.47 |
|
0.41 |
||||
50 |
0.387 |
0.641 |
2.1 |
1.9 |
1.3 |
1.3 |
1.7 |
0.49 |
0.41 |
0.27 |
0.29 |
||||
70 |
0.268 |
0.443 |
1.9 |
1.4 |
1.2 |
1.2 |
1.2 |
0.43 |
0.29 |
0.25 |
0.25 |
||||
95 |
0.193 |
0.320 |
1.3 |
1.2 |
1.1 |
0.98 |
1.0 |
0.29 |
0.25 |
0.23 |
0.22 |
||||
120 |
0.153 |
0.253 |
1.2 |
1.1 |
0.74 |
0.71 |
0.73 |
- |
0.24 |
0.17 |
0.16 |
||||
150 |
0.124 |
0.206 |
1.1 |
0.74 |
0.69 |
0.65 |
0.67 |
- |
0.17 |
0.16 |
0.15 |
||||
185 |
0.0991 |
0.164 |
0.78 |
0.68 |
0.64 |
0.59 |
0.60 |
- |
0.15 |
0.15 |
0.13 |
||||
240 |
0.0754 |
0.125 |
0.69 |
0.60 |
0.58 |
0.52 |
0.54 |
|
0.14 |
0.13 |
0.12 |
||||
300 |
0.0601 |
0.100 |
0.63 |
0.54 |
0.53 |
0.47 |
0.49 |
|
0.13 |
0.12 |
0.11 |
||||
|
|
|
|
|
|
|
(150mm2) |
|
|
|
|
||||
300 |
0.0601 |
0.100 |
- |
|
- |
- |
0.47 (185mm2) |
- |
- |
• |
- |
||||
400 |
0.0470 |
- |
0,56 |
0.49 |
0.48 |
0.34 |
0.35 |
- |
- |
- |
- |