GB/T 4728.1-1985
Graphical symbols for electrical diagrams--General information

2005-08
Standard No.
GB/T 4728.1-1985
Language
Chinese
Release Date
1985
Published By
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Replace By
GB/T 4728.1-2005
GB/T 4728.11-2000
Lastest
GB/T 4728.11-2022
Replace
GB 312-1964
Scope
This standard specifies the general principles of graphic symbols used in drawing various electrical diagrams.

GB/T 4728.1-1985 history

  • 2022 GB/T 4728.11-2022 Graphical symbols for electrical diagrams—Part 11:Architectural and topographical
  • 2018 GB/T 4728.1-2018 Graphical symbols for electrical diagrams.Part 1:General information
  • 2005 GB/T 4728.1-2005 Graphical symbols for electrical diagrams Part 1:General information
  • 1985 GB/T 4728.1-1985 Graphical symbols for electrical diagrams--General information
  • 0000年 GB 312-1964

GB/T 4728.1-1985 -All Parts




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