GB/T 4728.7-2022

Graphical symbols for electrical diagrams—Part 7:Switchgear,controlgear and protective devices

STANDARD published on 12.10.2022

English, Chinese -
electronic design (pdf) (2212.80 USD)

The information about the standard:

Designation standards: GB/T 4728.7-2022
Publication date standards: 12.10.2022
Country: Chinese technical standard
Category: Technical standards GB