GB 6450-1986
Replaced
T/CEC 201-2019
Active
Group standards
T/CEC 201-2019 Electric power transformer winding deformation sweep frequency impedance method detection and judgment guideline
T/CEC 201-2019 Electric power transformer winding deformation sweep frequency impedance method detection and judgment guideline
Price:
$ 20.00
Basic Information
Standard Code:
T/CEC 201-2019
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Transformers, reactors, and inductors
Publish Date:
2019-04-24
Implement Date:
2019-07-01
Scope
Main technical content: This standard specifies the detection principle, detection requirements, detection methods, result judgment methods, and requirements for detection reports for detecting the deformation of power transformer windings using the swept-frequency impedance method. This standard is applicable to power transformers with voltages of 66 kV and above. Transformers for other special purposes can be referred to it for reference.
Development Information
Related Standards
GB/T 7449-1987
Replaced
GB/T 7449-1987 Guide to the lightning impulse and switching impulse testing of power transformers and reactors
GB 13028-1991
Abolished
GB 13028-1991 Isolating transformers and safety isolating transformers Requirements
GB/T 14006-1992
Active
GB/T 14006-1992 Outline dimensions of transformers and inductors for use in telecommunication and electronic equipment—Part 1:Transformers and inductors using YEI-1 laminations
GB/T 14860-1993
Replaced
GB/T 14860-1993 Generic specification for transformers and inductors for use in telecommunication and electronic equipment
GB/T 15164-1994
Replaced