GB/T 4728.7-2000
Graphical symbols for diagrams-Part 7:Switchgear,controlgear and protective devices
2009-01
- Standard No.
- GB/T 4728.7-2000
- Language
- Chinese
- Release Date
- 2000
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 4728.7-2008
- Lastest
- GB/T 4728.7-2022
- Scope
- This standard GB_T 4728.7-2000 Graphical symbols for electrical diagrams Part 7: General provisions for switch control and protection devices, contacts, switches, switching devices and starters, with or without relays, measuring relays and related devices, proximity and contact Sensitive device, protective device, other symbols.
GB/T 4728.7-2000 history
- 2022 GB/T 4728.7-2022 Graphical symbols for electrical diagrams—Part 7：Switchgear, controlgear and protective devices
- 2008 GB/T 4728.7-2008 Graphical symbols for diagrams.Part7:Switchgear,controlgear and protective devices
- 2000 GB/T 4728.7-2000 Graphical symbols for diagrams-Part 7:Switchgear,controlgear and protective devices
GB/T 4728.7-2000 -All Parts
GB/T 4728.1-2018 Graphical symbols for electrical diagrams.Part 1:General information
GB/T 4728.10-2022 Graphical symbols for electrical diagrams—Part 10：Telecommunications: Transmission
GB/T 4728.11-2022 Graphical symbols for electrical diagrams—Part 11：Architectural and topographical
GB/T 4728.12-2022 Graphical symbols for electrical diagrams—Part 12：Binary logic elements
GB/T 4728.13-2022 Graphical symbols for electrical diagrams—Part 13： Analogue elements
GB/T 4728.2-2018 Graphical symbols for electrical diagrams—Part 2：Symbol elements,qualifying symbols and other symbols having general application
GB/T 4728.3-2018 Graphical symbols for electrical diagrams.Part 3:Conductors and connecting devices
GB/T 4728.4-2018 Graphical symbols for electrical diagrams—Part 4: Basic passive components
GB/T 4728.5-2018 Graphical symbols for electrical diagrams—Part 5：Semiconductors and electron tubes
GB/T 4728.6-2022 Graphical symbols for electrical diagrams—Part 6： Production and conversion of electrical energy
GB/T 4728.7-2022 Graphical symbols for electrical diagrams—Part 7：Switchgear, controlgear and protective devices
GB/T 4728.8-2022 Graphical symbols for electrical diagrams—Part 8：Measuring instruments, lamps and signalling devices
GB/T 4728.9-2022 Graphical symbols for electrical diagrams—Part 9： Telecommunications :Switching and peripheral equipment