DS DS/EN 50375
DS DSEN 50375 2002-OCT-24 Testng methodology for wpers used n electrcal nsulatng ol
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This European Standard specifies testing procedures for fibrous wipers to be used with equipment normally containing electrical insulating oil. Such testing is necessary to rank commercial products, so that possible contamination of insulating oil and electrical equipment with fibres during maintenance operations may be minimized.