Standard Historical Last Updated: Aug 16, 2017
ASTM D3487-00

Standard Specification for Mineral Insulating Oil Used in Electrical Apparatus


1.1 This specification covers new mineral insulating oil of petroleum origin for use as an insulating and cooling medium in new and existing power and distribution electrical apparatus, such as, transformers, regulators, reactors, circuit breakers, switchgear, and attendant equipment.

1.2 This specification is intended to define a mineral insulating oil that is functionally interchangeable and miscible with existing oils, is compatible with existing apparatus and with appropriate field maintenance, and will satisfactorily maintain its functional characteristics in its application in electrical equipment. This specification applies only to new insulating oil as received prior to any processing.

Contact Sales
Reprints and Permissions
Reprints and copyright permissions can be requested through the
Copyright Clearance Center
Book of Standards Volume: 10.03
Developed by Subcommittee: D27.01
Pages: 5
DOI: 10.1520/D3487-00
ICS Code: 29.040.10