Unified system for design documentation. Graphical designations in schemes. Graphical symbols of general use

Standard published on 1.7.1975

Unified system for design documentation. Graphic identifications in schemes. Electric machinery

Standard published on 1.1.1971

Unified system for design documentation. Graphic identifications in schemes. Inductive coils, chokes, transformers, autotransformers and magnetic amplifiers

Standard published on 1.1.1971

Unified system for design documentation. Graphic identifications in schemes. Switchgear devices

Standard published on 1.1.1971

Unified system for design documentation. Graphic identifications in schemes. Slip rings

Standard published on 1.1.1971

Unified system for design documentation. Graphic identifications in schemes. Gaps, arresters and yases

Standard published on 1.1.1971

Unified system for design documentation. Graphical symbols in diagrams. Resistrors, capacitors

Standard published on 1.7.1975

Unified system for design documentation. Graphic identifications in schemes. Electromeasuring apparatus

Standard published on 1.1.1971

Unified system for design documentation. Graphical symbols in diagrams. Semiconductor devices

Standard published on 1.7.1974

Unified system for designe documentation. Graphic identifications in schemes. Electronic tubes and valves

Standard published on 1.7.1981