GB/T 4728.4-2005
Graphical symbols for electrical diagrams part 4 Basic passive components (English Version)

Standard No.: GB/T 4728.4-2005
Language: Chinese, Available in English version
Release Date: 2005
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced 2019-02
Replace By: GB/T 4728.4-2018
Latest: GB/T 4728.4-2018

Scope: GB/T 4728 "Graphical Symbols for Electric Lights" includes 13 parts: general requirements; symbol elements, limited symbols and other commonly used symbols; conductors and connectors; basic passive components; semiconductor tubes and electronic tubes; generation and conversion of electrical energy ; Switching, control and protection devices; Measuring instruments, lamps and signaling devices; Telecommunications: switching and peripherals; Telecommunications: transmission; Building installation floor plans; Binary logic elements; Analog elements.

GB/T 4728.4-2005 history

2018 GB/T 4728.4-2018 Graphical symbols for electrical diagrams—Part 4: Basic passive components
2005 GB/T 4728.4-2005 Graphical symbols for electrical diagrams part 4 Basic passive components
1999 GB/T 4728.4-1999 Graphical symbols for diagrams. Part 4: Basic passive components
0000 GB/T 4728.4-1985