| 1 |
Type |
AL/XLPE |
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| 2 |
Voltage |
0.6/1(1.2)kV |
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| 3 |
Conductor: |
Compacted, circular, stranded aluminium 1350-H9 |
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| 4 |
Insulation: |
Extruded cross-linked polyethylene(XLPE-Black) |
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| 5 |
Maximum continuous conductor operating temperature of 75 oC. |
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| Table 1 Ð Requirements for two-, four- and five- a core bundles |
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Nominal cross-sectional area of conductors (mm2) |
| 25 |
35 |
50 |
70 |
95 |
120 |
| Nominal number of wires in conductor |
7 |
7 |
19 b |
19 b |
19 b |
19 b |
| Diameter of conductor |
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| minimum (mm) |
6 |
7 |
8 |
9.3 |
11.0 |
12.5 |
| maximum (mm) |
7 |
8 |
9 |
10.2 |
12.0 |
13.5 |
| Minimum average thickness of insulation (mm) |
1 |
1 |
2 |
1.5 |
1.7 |
1.7 |
| Minimum thickness of insulation at any point (mm) |
1 |
1 |
1 |
1.25 |
1.43 |
1.43 |
| Maximum thickness of insulation |
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| phase core excluding ribs (mm) |
2 |
2 |
2 |
2.1 |
2.1 |
2.1 |
| neutral core including ribs (mm) |
2 |
2 |
2 |
2.3 |
2.3 |
2.3 |
| Maximum diameter of core |
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| phase core excluding ribs (mm) |
10 |
11 |
12 |
13.8 |
16.1 |
17.6 |
| neutral core including ribs (mm) |
10 |
11 |
13 |
14.3 |
16.6 |
18.1 |
| Neutral core identification |
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| number of ribs (min) |
12 |
12 |
12 |
16 |
16 |
16 |
| Maximum d.c. resistance of conductor in bundle at 20 8C |
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| (V/km) |
1 |
1 |
1 |
0.443 |
0.320 |
0.253 |
| Ultimate tensile strength of conductor based on 170 N/mm2 |
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| (calculated) (kN) |
4 |
6 |
8 |
11.0 |
15.3 |
19.4 |
a For two-core bundles, the conductor sizes shall be from 25 mm2 up to and including 95 mm2. For five-core bundles, the phase and neutral cores shall be 50 mm2, 70 mm2 or 95 mm2 and shall conform to the requirements of Table 1. The protective core shall be 25 mm2 and shall also conform to the requirements of Table 1.
b Subject to a tolerance of one wire. |
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| 6 |
Identification of phase cores:phase cores are identified by one, two and three continuous
longitudinal ribs |
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Identification of neutral core:12 ribs for cores up to and including 50 mm2 and a minimum of 16 ribs for cores above 50 mm2. |
| 7 |
Lay direction |
Left hand |
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| 8 |
Lay ratio: |
22 to 28 times the cable diameter |
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| 9 |
Packing |
Composite wood reels |
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