GB/T 25438-2010 (English Version) PDF

Standard No.: GB/T 25438-2010
Language: Chinese, Available in English version
Release Date: 2010
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 25438-2010

Scope: This standard specifies the terms and definitions, performance parameters, technical requirements, test items, signs, lifting, packaging, transportation and storage of three-phase oil-immersed three-dimensional wound core distribution transformers. This standard applies to three-phase oil-immersed three-dimensional wound core non-excitation voltage regulating distribution transformers with voltage levels of 6kV and 10kV, rated frequency of 50Hz, and rated capacity of 30kVA to 1600kVA.

GB/T 25438-2010 Referenced Document

GB 1094.1 Power transformers.Part 1: General*， 2013-12-17 Update
GB 1094.2 Power transformers.Part 2:Temperature rise for liquid-immersed transformers*， 2013-12-17 Update
GB 1094.3 Power transformers Part 3: Insulation levels,dielectric tests and external clearances in air
GB 1094.5 Power transformers.Part 5:Ability to withstand short circuit
GB/T 1094.10 Power transformers— Part 10：Determination of sound levels*， 2022-10-14 Update
GB/T 1094.7 Power transformers.Part 7: Loading guide for oil-immersed power transformers
GB/T 2900.15 Electrotechnical terminology. Transformer, instrument transformer, voltage regulator and reactor

2010 GB/T 25438-2010 Specification and technical requirments for three-phase oil-immersed tridimensional toroidal-core distribution stransformers