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Bolted Vibration Damper For OPGW ADSS

Bolted Vibration Damper For OPGW ADSS

The Vibration Damper is 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 to dissipate the maximum amount of vibration energy to prevent fatigue damage to the strands of the OPGW;
  2. 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 whose development has been verified by decades of testing and field measurements.
  2. Can do all type tests for vibration damper according to IEC 61897, AS 1154.1, etc. Even damper effectiveness evaluation test for large span.
  3. Can provide breakaway bolts for these vibration dampers as per requirements.
  4. Install with a special armour rod to avoid damage to OPGW by damper clamp.

Technical details

Catalog No.

OPGW Dia. (mm)

Dimension (mm)

L1

L2

W

H

∅D

 

4D-20

16.0~21.0

420

319

53

73

7.5

4D-30

21.0~26.0

420

391

55

73

9.0

4D-40

26.0~30.0

420

479

65

93.2

11.0

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

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