DL/T 725-2013
Technical specification of power current transformer for use (English Version)
- Standard No.
- DL/T 725-2013
- Language
- Chinese, Available in English version
- Release Date
- 2013
- Published By
- Professional Standard - Electricity
- Status
- 2024-04
- Replace By
- DL/T 725-2023
- Latest
- DL/T 725-2023
- Replace
- DL/T 725-2000
- Scope
- This standard specifies the terms and definitions, conditions of use, basic classification, technical requirements, structural and selection requirements, testing, marking, service life, packaging, transportation and storage of current transformers for power. This standard is applicable to the selection of current transformers, transformer bushing current transformers, current transformers for GIS and current transformers for tank circuit breakers with a voltage level of 0.38kV~750kV and a frequency of 50Hz. Modeling, ordering, acceptance and maintenance.
DL/T 725-2013 Referenced Document
- DL/T 423 Determination of dissolved gas content in insulatingoil.Method of vacuum pressure difference
- DL/T 448 Technical management regulations for electric energy metering devices*， 2016-12-05 Update
- DL/T 722 Guide to the analysis and the diagnosis of gases dissolved in transformer oil*， 2014-10-15 Update
- GB 1208 Current transformers
- GB 16847 Requirements for protective current transformers for transient performance
- GB 20840.1 Instrument transformers-Part 1:General requirements
- GB 311.1 Insulation co-ordination.Part 1:Definitions,principles and rules
- GB 50260 Code for seismic design of electrical installations
- GB/T 12022 Industrial sulfur hexafluoride*， 2014-07-08 Update
- GB/T 13384 General specifications for packing of mechanical and electrical product
- GB/T 13540 Seismic qualification for high-voltage switchgear and controlgear
- GB/T 26218.2 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions.Part 2:Ceramic and glass insulators for a.c.systems
- GB/T 507 Insulating liquids--Determination of the breakdown voltage at power frequency
- GB/T 5654 Insulating liquids.Measurement of relative permittivity,dielectric dissipation factor and d.c.resistivity
- GB/T 7595 Quality of transformer oils in service*， 2017-05-12 Update
- GB/T 7600 Determination of water content in transformer oils and turbine oils in service by coulometric method*， 2014-09-03 Update
- GB/T 7601 Determination of water content for transformer and trubine oils in service by gas chromatographic method
- JB/T 5895 Guide rules for use of insulators in polluted areas
DL/T 725-2013 history
- 2023 DL/T 725-2023 Technical specifications for the use of current transformers for electric power
- 2013 DL/T 725-2013 Technical specification of power current transformer for use
- 2000 DL/T 725-2000 Specification of current transformer for electrical power for order
