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Non-cellulosic papers for electrical purposes - Part 3: Specifications for individual materials - Sheet 3: Unfilled aramid (aromatic polyamide) papers
STANDARD published on 13.9.2011
Designation standards: IEC 60819-3-3-ed.3.0
Publication date standards: 13.9.2011
SKU: NS-411595
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: International technical standard
Category: Technical standards IEC
IEC 60819-3-3:2011 is a sheet of IEC 60819-3 specifies requirements for four types of unfilled aramid papers: - Type 1: calendered paper; - Type 2: calendered paper, with improved tearing resistance and conformability; - Type 3: uncalendered paper; - Type 4: calendered paper, with lower density for laminating. This edition includes the following significant technical changes with respect to the previous edition: - normative references change: all the requirements are now determined according the clauses of test methods from IEC 60819-2 specific for non cellulosic papers, instead of IEC 60554-2:2001 generally valid for cellulosic papers; - and some new, very thin thicknesses, of type 4, calendered paper with lower density for laminating, were added. La CEI 60819-3-3:2011 est une feuille de la CEI 60819-3 qui specifie les exigences pour quatre types de papiers en aramide non charge: - Type 1: papier calandre; - Type 2: papier calandre, avec une resistance au dechirement et une adaptabilite ameliorees; - Type 3: papier non calandre; - Type 4: papier calandre, avec une densite plus faible de stratification. Cette edition inclut les modifications techniques significatives suivantes par rapport a ledition precedente: - modification des references normatives: toutes les exigences sont a present determinees conformement aux articles des methodes dessai figurant dans la CEI 60819-2 specifique aux papiers non cellulosiques, au lieu de la CEI 60554-2:2001 generalement valable pour les papiers cellulosiques; - certains nouveaux papiers calandres, depaisseurs tres minces, de type 4, avec une densite plus faible de stratification, ont ete ajoutes.
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