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ASTM D1524-15(2022)

Historical Reaffirmation

Standard Test Method for Visual Examination of Used Electrical Insulating Liquids in the Field

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1.1 This test method for visual examination is applicable to electrical insulating liquids that have been used in transformers, oil circuit breakers, or other electrical apparatus as insulating or cooling media, or both.

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.3 This 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.


4.1 By use of this test method and Test Methods D1500 or D2129 the color and condition of a test specimen of electrical insulating liquid may be estimated during a field inspection, thus assisting in the decision as to whether or not the sample should be sent to a central laboratory for full evaluation. Cloudiness, particles of insulation, products of metal corrosion, or other undesirable suspended materials, as well as any unusual change in color may be detected.

SDO ASTM: ASTM International
Document Number D1524
Publication Date July 1, 2022
Language en - English
Page Count 2
Revision Level 15(2022)
Supercedes
Committee D27.07
Publish Date Document Id Type View
Oct. 1, 2015 D1524-15 Revision
July 1, 2022 D1524-15R22 Reaffirmation
May 1, 2010 D1524-94R10 Reaffirmation
Oct. 1, 2004 D1524-94R04 Reaffirmation
Oct. 10, 1999 D1524-94R99 Reaffirmation