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Description / Abstract:
The guide specifies procedures for testing equipment when
external insulation of the test object is subjected to combinations
of contamination, ice, snow, or cold fog. The methods are
applicable only to tests on equipment with a rated voltage above 1
kV.
Purpose
The test methods recommended in this guide supplement the
general requirements regarding equipment, objects, and procedures
for standard high-voltage testing. The guide also describes some
recommended methods evaluating the test results.