This document applies to spacers for conductor bundles of overhead lines. It covers rigid spacers, flexible spacers and spacer dampers.
It does not apply to interphase spacers, hoop spacers and bonding spacers.
NOTE This document is written to cover the line design practices and spacers most commonly used at the time of writing. There may be other spacers available for which the specific tests reported in this document may not be applicable.
In some cases, test procedures and test values are left to agreement between purchaser and supplier and are stated in the procurement contract. The purchaser is best able to evaluate the intended service conditions, which should be the basis for establishing the test severity.Cross References:ISO 815-2:2014ISO 9001:2015EN ISO 1183-1:2019ISO 2859-2:1985ISO 868:2003ISO 4649:2017ISO 2781:2018ISO 812:2017ISO 188:2011ISO 1461:2009EN ISO 9001:2015EN ISO 1461:2009ISO 1183-1:2019ISO 34-1:2015ISO 3951-1:2013ISO 37:2017ISO 34-2:2015ISO 3951-2:2013ISO 1817:2015ISO 2859-1:1999/AMD 1:2011ISO 4662:2017ISO 6502-2:2018IEC 61284:1997ISO 815-1:2014IEC 60888:1987ISO 2921:2011ISO 1431-1:2012IEC 60050(466):1990CIGRE SCB2 WG11-TF05CIGRE SCB2 WG 48CIGRE SC22 WG11-TF2CIGRE SC22 WG04IEEE 1368:2007All current amendments available at time of purchase are included with the purchase of this document.