Usage and characteristics
OPGW Extra-Strength Double Helical Tension Set is special designed for cable installation on large span,high fall and big corner over head line,where the cable RTS is larger than 160KN. It is composed of three layers construction,including inner reinforcing rods,structural reinforcing rods and outer layer Dead-ends.This structure improves the tensile strength of Helical Tension set,without restriction such as line turn-angle.A complete set of OPGW Extra-Strength Double Helical Tension Set includes helical rods,link fittings and Grounding Clamps etc.Product Specification
| Type | Available Dia of Cable(mm) | RTS of Cable(KN) | |
| Min.(mm) | Max.(mm) | ||
| ONS-170/1530 | 14.1 | 15.3 | 170 |
| ONS-170/1660 | 15.4 | 16.6 | 170 |
| ONS-170/1790 | 16.7 | 17.9 | 170 |
| ONS-210/1660 | 15.4 | 16.6 | 210 |
| ONS-210/1790 | 16.7 | 17.9 | 210 |
| ONS-210/1920 | 18.0 | 19.2 | 210 |
| ONS-250/1790 | 16.7 | 17.9 | 250 |
| ONS-250/1920 | 18.0 | 19.2 | 250 |
| ONS-250/2050 | 19.3 | 20.5 | 250 |
| ONS-320/1920 | 18.0 | 19.2 | 320 |
| ONS-320/2050 | 19.3 | 20.5 | 320 |
| ONS-400/2050 | 19.3 | 20.5 | 400 |
| ONS-400/2180 | 20.6 | 21.8 | 400 |