GB/T 20840.7-2007 Active National standards

GB/T 20840.7-2007 Instrument transformers—Part 7:Electronic voltage transformers

Publish Date: 2007-01-16 Implement Date: 2007-08-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 20840.7-2007

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Transformer

ICS Name: Transformers, reactors, and inductors

Publish Date: 2007-01-16

Implement Date: 2007-08-01

Pages: 53 pages

Development Information

Word Count: 98 Thousand words Pages: 53 pages

Same series standard

GB/T 20840.8-2007 Instrument transformers—Part 8:Electronic current transformers

Adopt standards

IEC 60044-7:1999

Related Standards

GB 6450-1986 Replaced

GB 6450-1986 Dry-type power transformers

Publish Date: 1986-05-29

GB/T 7449-1987 Replaced

GB/T 7449-1987 Guide to the lightning impulse and switching impulse testing of power transformers and reactors

Publish Date: 1987-03-16

GB 13028-1991 Abolished

GB 13028-1991 Isolating transformers and safety isolating transformers Requirements

Publish Date: 1991-07-15

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

Publish Date: 1992-12-17

GB/T 14860-1993 Replaced

GB/T 14860-1993 Generic specification for transformers and inductors for use in telecommunication and electronic equipment

Publish Date: 1993-12-30

GB/T 15164-1994 Replaced

GB/T 15164-1994 Loading guide for oil-immersed power transformers

Publish Date: 1994-07-07