01.080.30
Graphical symbols for use on mechanical engineering and construction drawings, diagrams, plans, maps and in relevant technical product documentation
Buying
Revised
Scope
Provides rules for the designation of terminals of objects within a system for use in the electrotechnical and related areas. Applicable to all technical areas.
Life cycle
NOW
WITHDRAWN IEC 61666:1997 ED1 99.60
Withdrawal effective Aug 19, 2010