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Helical Vibration Damper for OPGW ADSS

Helical Vibration Damper for OPGW ADSS

The Vibration Damper has been designed to provide the best possible protection from aeolian vibration for OPGW used for the electric power transmission lines.

Usage scenarios

Communication System

Technical features

  1. Vibration dampers are designed to dissipate the maximum amount of vibration energy. Which can prevent fatigue damage to the strands of the OPGW;
  • Vibration damper has an asymmetric design that features 4 resonant frequencies.

Product advantages

  1. Computer simulation software TIII. This computer model identifies the optimum damper placement on the span. Of which the development has been verified by decades of testing and field measurements.
  2. This design can avoid stress concentration, and it is suitable for stress-sensitive OPGW.

Technical details

 

Catalog No.

 

Conductor Dia. (mm)

Dimensions (mm)

L1

L2

H

∅D

FFH-0713Y

8.0~13.99

700

319

65

7.5

FFH-1318Y

14.0~17.99

800

391

70

9.0

FFH-1824Y

18.0~23.99

900

440

90

11.0

Remark: *L1, *L2, *H, *D, please refer to related product drawings.

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