ASTM-D3487 2024

$34.13

D3487-24 Standard Specification for Mineral Insulating Liquid Used in Electrical Apparatus

Published By	Publication Date	Number of Pages
ASTM	2024	6

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Categories: 29.040.10 - Insulating oils, ASTM

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Description

ASTM D3487-24

Active Standard: Standard Specification for Mineral Insulating Liquid Used in Electrical Apparatus

ASTM D3487

Scope

1.1 This specification covers unused 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,2 and will satisfactorily maintain its functional characteristics in its application in electrical equipment. This specification applies only to unused insulating oil as received prior to any processing.

1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.4 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.

Keywords

cooling medium; electrical apparatus; insulating medium; petroleum origin; type I mineral liquid; type II mineral liquid; unused mineral insulating liquid;

ICS Code

ICS Number Code 29.040.10 (Insulating oils)

DOI: 10.1520/D3487-24

Additional information

Standard Title	D3487-24 Standard Specification for Mineral Insulating Liquid Used in Electrical Apparatus
Published Code	ASTM
Publication Date	2024
Pages Count	6
ICS Codes	29.040.10 - Insulating oils