Standard Specification for Electrical Insulating Varnishes

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-09-2020

Publisher

American Society for Testing and Materials

1.1This specification covers the tests and values for electrical insulating varnishes, as supplied, which are suitable for the impregnation and treatment of electrical coils and windings applied by dip process.

1.2Varnishes, flexible or rigid, included in this specification are:

Grade DA—Air-dry

Grade DO—Organic solvent containing, baking,

Grade DM—Reactive diluent containing,

Grade DS—Silicone,

Grade DW—Water containing, and

Grade DT—Thixotropic.

1.3The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

Note 1:This specification resembles IEC 60455 in title only. The content is significantly different.

1.4This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Committee	D 09
DocumentType	Redline
Pages	8
PublisherName	American Society for Testing and Materials
Status	Current
Supersedes	ASTM D 3955 : 2013 : REDLINE