GB 6450-1986
Replaced
GB/T 4703-2007
Replaced
National standards
GB/T 4703-2007 Capacitor voltage transformers
GB/T 4703-2007 Capacitor voltage transformers
Basic Information
Standard Code:
GB/T 4703-2007
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Transformer
ICS Name:
Transformers, reactors, and inductors
Publish Date:
2007-12-03
Implement Date:
2008-05-01
Pages:
61 pages
Scope
This standard applies to new single-phase capacitive voltage transformers connected between the line and the ground, with a system voltage of Um≥72.5kV and a frequency of 15Hz to 100Hz. They provide low voltage for measurement, control, and relay protection devices.
Development Information
Replace the following standards
Superseded by the following standards
Referenced Standards
IEC 62155:2003
Adopt standards
IEC 60044-5:2004
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