Transmission Line Stringing Tools P-NLL-1 Bolted Type Tension Clamp
Catalog N0. | Suitable diameter of Conductor | Dimensions | Quantity of U bolt | Failure load | |||
mm | |||||||
mm | L1 | L2 | C | M | kN | ||
P-NLL-1 | Φ7.6-Φ16.2 | 128 | 105 | 19 | 16 | 2 | 40 |
P-NLL-2 | Φ8.2-Φ17.0 | 210 | 160 | 22 | 16 | 3 | 70 |
P-NLL-3 | Φ14.1-Φ18.0 | 220 | 213 | 22 | 16 | 3 | 70 |
P-NLL-4 | Φ13.6-*Φ25.0 | 320 | 320 | 30 | 18 | 4 | 90 |
P-NLL-5 | Φ16.0-Φ32.0 | 380 | 380 | 36 | 22 | 5 | 100 |
P-NLL-6 | Φ28.5-Φ46.5 | 480 | 480 | 50 | 22 | 6 | 100 |
Bolted Tension Clamp is used for fixing the terminal of the conductor and ground wire on the tension tower. They can bear all or part of the tension of the conductor and ground wire.
Usage scenarios: Transmission line system, substation system, distribution system
Typical Parameters(Trapezoid structure)
Code | Structure | Areas | Diameter | Breaking load | DC resistance at 20℃ | Weight | Curent capacity | ||
Al | Steel | TACIR | ZTACIR | ||||||
Nos/mm | mm2 | mm | kN | Ω/km | Kg/km | A | |||
160/40 | 18/337 | 7/2.65 | 199.16 | 17.04 | 65.06 | 0.1759 | 730 | 71 | 957 |
200/45 | 17/387 | 7/285 | 244.62 | 18.87 | 76.87 | 0.1412 | 883 | 890 | 1105 |
200/50 | 17/387 | 7/295 | 24781 | 19.01 | 80.39 | 0.1409 | 906 | 892 | 1110 |
250/45 | 18/420 | 7/285 | 294.04 | 20.64 | 8264 | 0.1141 | 1019 | 1017 | 1268 |
250/40 | 18/4.13 | 7/275 | 290.96 | 20.51 | 8112 | 0.1143 | 996 | 1014 | 1264 |
240/55 | 18/4.13 | 7/3.20 | 29743 | 20.82 | 9312 | 0.1169 | 1083 | 1007 | 1138 |
240/50 | 18/471 | 7/3.00 | 290.62 | 20.55 | 88.13 | 0.1157 | 1032 | 1000 | 1131 |
315/55 | 18/471 | 7/3.20 | 396.92 | 2315 | 104.06 | 0.0907 | 1266 | 1182 | 1479 |
315/50 | 18/471 | 7/3.00 | 36310 | 2291 | 97.2 | 0.091 | 1232 | 1176 | 1471 |
330/60 | 18/481 | 7/330 | 386.95 | 2368 | 10970 | 0.0869 | 1329 | 1216 | 1522 |
350/55 | 20/471 | 7/3.20 | 404.77 | 2419 | 10933 | 0.0819 | 1379 | 1262 | 1580 |
Overseas References
Country | Total Length |
USA | 2600km |
Finland | 2130km |
Chile | 6800km |
Peru | 5000km |
Thailand | 5200km |
Malaysia | 9000km |
Kenya | 1700km |
Nigeria | 600km |
Saudi Arabia | 2100km |
Indonesia | 800km |
Technical features:
There is no need to cut the wire, and it is fixed with several U-shaped screws, but the grip strength is not as good as the compression type.
Product advantages: