DIN EN 60617-9:1997 Graphical symbols for diagrams - Part 9: Telecommunications; switching and peripheral equipment (IEC 60617-9:1996); German version EN 60617-9:1996
DIN 40900-9:1988DIN IEC 3A(CO)203:1991DIN IEC 3A(Sec)278:1993
Scope
The document specifies graphical symbols for diagrams to represent telecommunications switching and peripheral equipment.
DIN EN 60617-9:1997 history
1997DIN EN 60617-9:1997-08 Graphical symbols for diagrams - Part 9: Telecommunications; switching and peripheral equipment (IEC 60617-9:1996); German version EN 60617-9:1996
1997DIN EN 60617-9:1997 Graphical symbols for diagrams - Part 9: Telecommunications; switching and peripheral equipment (IEC 60617-9:1996); German version EN 60617-9:1996