This standard specifies the preparation method of system diagrams (block diagrams) in electrical cylinder diagrams. This standard applies to the preparation of system diagrams (block diagrams) in the field of electronic technology. System diagram (block diagram) is used to briefly represent the basic composition, main features and functional relationships of a complete set of equipment or a complete machine (whole piece). It is used to understand its overall overview and brief working principle; it provides a basis for preparing detailed technical documents; it can also be used as a reference during operation and maintenance.
SJ/T 10148.3-1991 history
2002SJ/T 207.7-2001 Management system for design documents Part 7:Preparation of electrical diagrams
1970SJ/T 10148.3-1991 Preparation methods for electrical skeletons--Systematic outline diagram
SJ/T 10148.3-1991 Preparation methods for electrical skeletons--Systematic outline diagram was changed to SJ/T 207.7-2001 Management system for design documents Part 7:Preparation of electrical diagrams.