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minimise the hazards during emergencies on railways
In order to assess its long term performances
but care must be taken in their application because accuracy cannot be guaranteed
Note 2: The PICS proforma specification and the related conformity test are not in the scope of BS EN 61375-2-5
on the one hand
Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems Ingestion-build-93833 minimise the hazards during emergencies1 Scope This International Standard is applicable for the determination of the power frequency withstand characteristics of ceramic and glass insulators to be used outdoors and exposed to polluted atmospheres, on a. c. systems with the highest voltage of the system greater than 1 000 V. These tests are not directly applicable to polymeric insulators, to greased insulators or to special types of insulators (insulators with semiconducting glaze or
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