Spiral Vibration Damper
Spiral Vibration Damper is designed to control high frequency Aeolian vibration and is particularly effective on small size earthwires and ADSS cables.The degree of protection needed on a specific line is dependent upon line design,temperature,tension,exposure to windflow and vibration history on similar constraction in the same area.the following recommendations may be used as a general guide.The product is made of polyvinyi chloride(PVC).
| Model | Available Dia of Cable (mm) | Length of fastening End (mm) | Total Length (mm) | Weight(kg) |
| FTL 1170 130 | 8.30-11.70 | 250 | 1300 | 0.28 |
| FTL 1430 135 | 11.71-14.30 | 250 | 1350 | 0.3 |
| FTL 1930 167 | 14.31-19.30 | 330 | 1670 | 0.66 |
Products can be customized according to customer requirements.
100-250m,2 per span(one on each side of support point)
250-400m,4 per span(two on each side of support point)
400-800m,6 per span(three on each side of support point)
800-1000m,8 per span(four on each side of support point)
| Span | Number/Span |
| <100M | 0 |
| 100-250 | 2 |
| 250-400 | 4 |
| 400-800 | 6 |
| 800-1000 | 8 |