GOST 2.768-90 Unified system for design documentation. Graphical symbols in diagrams. Sources electrochemical, electrothermal and heat

GOST 2.768-90 UDC 003.62:621.3:006.354 Group T52 Interstate standard common system for design documentation Graphical symbols SCHEMES IN ELECTROCHEMICAL SOURCES, electrothermal AND HEAT Unified system of design documentation. Graphical symbols for diagrams. Electrochemical, electrothermal and heat sources OKS 0002 Effective date 01.01.1992 MEDIA INFORMATION 1. INTRODUCED by the USSR State Committee for managing product quality and standards 2. Decree of the USSR State Committee on Quality Management products and standards from 26.10.90 № 2706 standard COMECON ST SEV 853-89 "Unified system for design documentation CMEA. Graphical symbols in electrical circuits.