+86 13777722188
PVC Covered Conductors (BS 648from China Suppliers & Factory for Overhead Power Lines
heading-type-1
| Code Word | Nominal cross-sectional area | Stranding and Wire Diameter | Approximate Overall Diameter of Bare Conductor | Maximum Resistance per kilometre at 20 °C | Approximate Breaking Load | Approximate Overall Diameter of Covered Conductor | Approximate Mass per kilometre of Covered Conductor |
|---|---|---|---|---|---|---|---|
| Type 8 | Type 8 | ||||||
| mm² | mm | mm | Ω | kN | mm | kg/km | |
| Midge | 22 | 7/2.06 | 6.18 | 1.227 | 3.99 | 8.2 | 100 |
| Aphis | 25 | 3/3.35 | 7.2 | 1.081 | 4.11 | 9.2 | 133 |
| Gnat | 25 | 7/2.21 | 6.63 | 1.066 | 4.59 | 8.8 | 118 |
| Weevil | 30 | 3/3.66 | 7.9 | 0.9082 | 4.86 | 10.1 | 158 |
| Mosquito | 35 | 7/2.59 | 7.77 | 0.7762 | 6.03 | 10 | 156 |
| Ladybird | 40 | 7/2.79 | 8.37 | 0.6689 | 6.87 | 10.6 | 177 |
| Ant | 50 | 7/3.10 | 9.3 | 0.5419 | 8.28 | 11.7 | 200 |
| Fly | 60 | 7/3.40 | 10.2 | 0.4505 | 9.9 | 12.4 | 249 |
| Bluebottle | 70 | 7/3.66 | 11 | 0.3881 | 11.34 | 13.2 | 285 |
| Earwing | 75 | 7/3.78 | 11.3 | 0.3644 | 11.94 | 13.6 | 302 |
| Grasshopper | 80 | 7/3.91 | 11.7 | 0.3406 | 12.78 | 13.9 | 319 |
| Clegg | 90 | 7/4.17 | 12.5 | 0.2994 | 14.53 | 14.7 | 359 |
| Wasp | 100 | 7/4.39 | 13.17 | 0.2702 | 16 | 16 | 360 |
| Beetle | 100 | 19/2.67 | 13.4 | 0.2704 | 17.42 | 15.6 | 387 |
| Bee | 125 | 7/4.90 | 14.7 | 0.2169 | 19.94 | 16.9 | 482 |
| Cricket | 150 | 7/5.36 | 16.1 | 0.1813 | 23.85 | 18.3 | 567 |
| Hornet | 150 | 19/3.25 | 16.3 | 0.1825 | 27.7 | 18.5 | 538 |
| Caterpillar | 175 | 19/3.53 | 17.7 | 0.1547 | 28.63 | 19.9 | 646 |
| Chafer | 200 | 19/3.78 | 18.9 | 0.1349 | 32.4 | 21.7 | 690 |
| Spider | 225 | 19/3.99 | 20 | 0.1211 | 36.01 | 22.2 | 809 |
| Cockroach | 250 | 19/4.22 | 21.1 | 0.1083 | 40.4 | 23.3 | 900 |
| Butterfly | 300 | 19/4.65 | 23.3 | 0.08916 | 48.7 | 25.5 | 1082 |
| Moth | 350 | 19/5.00 | 25 | 0.07711 | 56.37 | 27.2 | 1241 |
| Drone | 350 | 37/3.58 | 25.1 | 0.07741 | 57.45 | 27.3 | 1222 |
| Locust | 400 | 19/5.36 | 26.8 | 0.0671 | 64.73 | 29 | 1416 |
| Centipede | 400 | 37/3.78 | 26.5 | 0.06944 | 63.1 | 28.7 | 1353 |
| Maybug | 450 | 37/4.09 | 28.6 | 0.05931 | 74.01 | 30.8 | 1573 |
| Scorpion | 500 | 37/4.27 | 29.9 | 0.05441 | 79.98 | 32.1 | 1706 |
| Cicada | 600 | 37/4.65 | 32.6 | 0.04588 | 94.95 | 34.8 | 2010 |
| Tarantula | 750 | 37/5.23 | 36.6 | 0.03627 | 120.1 | 38.8 | 2519 |
Frequently Asked Questions (FAQ)
What is the nominal cross-sectional area and stranding of the Midge conductor?
The Midge conductor has a nominal cross-sectional area of 22 mm² with a stranding and wire diameter configuration of 7/2.06 mm.
What is the approximate breaking load of the Beetle conductor?
The Beetle conductor, which features a nominal cross-sectional area of 100 mm² and a 19/2.67 mm stranding, has an approximate breaking load of 17.42 kN.
How does the maximum resistance of the Wasp conductor compare to the Beetle conductor?
Both Wasp and Beetle conductors have a nominal cross-sectional area of 100 mm². The Wasp conductor has a maximum resistance of 0.2702 Ω/km at 20 °C, while the Beetle conductor has a slightly higher maximum resistance of 0.2704 Ω/km at 20 °C.
What is the approximate mass per kilometer of a covered Tarantula conductor?
The Type 8 covered Tarantula conductor has an approximate mass of 2519 kg per kilometer, with an overall covered diameter of 38.8 mm.
Which conductor has the highest breaking load listed in this specification sheet?
The Tarantula conductor has the highest approximate breaking load listed at 120.1 kN, corresponding to its 750 mm² nominal cross-sectional area and 37/5.23 mm stranding.



















