GB/T 4728.1-1985
Graphical symbols for electrical diagrams--General information (English Version)

Standard No.
GB/T 4728.1-1985
Language
Chinese, Available in English version
Release Date
1985
Published By
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
 2005-08
Replace By
GB/T 4728.1-2005
Latest
GB/T 4728.1-2018
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

  • 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 GB 312-1964

GB/T 4728.1-1985 -All Parts




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