GB 440-1977
Active
GB/T 7595-2008
Replaced
National standards
GB/T 7595-2008 Quality of transformer oils in service
GB/T 7595-2008 Quality of transformer oils in service
Basic Information
Standard Code:
GB/T 7595-2008
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Insulating oil
ICS Name:
Lubricants, industrial oils, and related products
Publish Date:
2008-09-24
Implement Date:
2009-08-01
Pages:
10 pages
Scope
This standard specifies the quality and inspection cycle that transformer oil and circuit breaker oil should meet during operation. This standard applies to the quality supervision of mineral transformer oil and circuit breaker oil filled into electrical equipment during operation. The oil used for generators can be used for reference. This standard does not apply to mineral oil used as an impregnating agent in cables or capacitors.
Development Information
Replace the following standards
Superseded by the following standards
Related Standards
GB/T 3142-1982
Replaced
GB/T 3142-1982 Lubricants—Determination of load-carrying capacity (four balls method)
GB/T 3498-1983
Replaced
GB/T 3498-1983 Lubricating greases—Determination of dropping point (wide temperature range)
GB/T 4929-1985
Active
GB/T 4929-1985 Lubricating grease—Determination of dropping point
GB/T 5018-1985
Replaced
GB/T 5018-1985 Standard test method for corrosion preventive properties of lubricating greases
GB/T 6144-1985
Replaced