GB/T 1981.2-2009
Varnishes used for electrical insulation.Part 2:Methods of test (English Version)

Standard No.

GB/T 1981.2-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 1981.2-2009

Replace

GB/T 1981.2-2003

Scope

This Part of GB/T 1981 specifies the test methods for paints used for electrical insulation. This section applies to performance tests of electrical insulating varnishes before drying and/or curing and after drying and/or curing.

GB/T 1981.2-2009 Referenced Document

• IEC 60296:2003 Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
• ISO 11890-1:2000 Paints and varnishes - Determination of volatile organic compound (VOC) content - Part 1: Difference method
• ISO 11890-2:2000 Paints and varnishes - Determination of volatile organic compound (VOC) content - Part 2: Gas-chromatographic method
• ISO 1514:1993 Paints and varnishes; standard panels for testing
• ISO 1519:1973 Paints and varnishes; Bend test (cylindrical mandrel)
• ISO 1520:1999 Paints and varnishes - Cupping test
• ISO 15528:2000 Paints, varnishes and raw materials for paints and varnishes - Sampling
• ISO 2078:1993 Textile glass; yarns; designation
• ISO 2113:1996 Reinforcement fibres - Woven fabrics - Basis for a specification
• ISO 2555:1989 Plastics; resins in the liquid state or as emulsions or dispersions; determination of apparent viscosity by the Brookfield method
• ISO 2578:1993 Plastics; determination of time-temperature limits after prolonged exposure to heat
• ISO 2592:2000 Determination of flash and fire points - Cleveland open cup method
• ISO 2811 Paints and varnishes; determination of density
• ISO 2812-1:1993 Paints and varnishes; determination of resistance to liquids; part 1: general methods
• ISO 3219:1993 Plastics; polymers/resins in the liquid state or as emulsions or dispersions; determination of viscosity using a rotational viscometer with defined shear rate
• ISO 3251:1993 Paints and varnishes; determination of non-volatile matter of paints, varnishes and binders for paints and varnishes

GB/T 1981.2-2009 history

• 2009 GB/T 1981.2-2009 Varnishes used for electrical insulation.Part 2:Methods of test
• 2003 GB/T 1981.2-2003 Varnishes used for electrical insulation Part 2: Methods of test

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