IEC 61897-2020 pdf download

IEC 61897-2020 pdf download.Overhead lines – Requirements and tests for Aeolian vibration dampers (IEC 61897:2020). This document applies to aeolian vibration dampers intended for single conductors or earth wires or conductor bundles where dampers are directly attached to each subconductor. The purchaser may adopt part(s) of this document when specifying...