Textiles. Tests for colour fastness - Grey scale for assessing staining Ingestion-build-159183 or such other materials as

or such other materials as are used for parts of the structure

signalling and telecommunication apparatus installed inside the substation and connected to substation equipment is covered by EN 50121-5:2016

This characteristic contributes to the surface appearance and to the degree of coverage over sharp edges

to generating plants

Textiles. Tests for colour fastness - Grey scale for assessing staining Ingestion-build-159183 or such other materials as1 Scope This document describes the grey scale for determining staining of adjacent fabrics in colour fastness tests, and its use. A precise colorimetric specification of the scale is given as a permanent record against which newly prepared working standards and standards that may have changed can be compared.