International Standards and Conformity Assessment for all electrical, electronic and related technologies
Documentation, graphical symbols and representations of technical information
ISO 81714-1 was prepared jointly by Technical Committees ISO/TC 10, Technical product documentation, Subcommittee SC 10, Process plant documentation and tpd-symbols, and IEC/TC 3, Information structures, documentation and graphical symbols. The draft was circulated for voting to the national bodies of both ISO and IEC.
ISO 81714-1:2010 ED2
Design of graphical symbols for use in the technical documentation of products - Part 1: Basic rules
Revising - ISO 81714-1:1999 ED1