DL/T 1409-2025 Active Industry standards-Electricity

DL/T 1409-2025 Technical specifications for 1000kV boosting transformer used in power plant

Publish Date: 2025-06-30 Implement Date: 2025-12-30 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: DL/T 1409-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Transformers, reactors, and inductors

Publish Date: 2025-06-30

Implement Date: 2025-12-30

Development Information

Replace the following standards

DL/T 1409-2015 The technical specifications for a 1000kV step-up transformer used in a power plant

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