• Hydrogen Technologies Standards form the basic framework for market ramp-up

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  • Climate change Standards and specifications support climate targets

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  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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Projects of IEC/TC 3

IEC 3/669/FDIS 2002-11-01 IEC 60617: Graphical symbols for diagrams - Change request C00096: New symbols S01448, S01449, S01450, S01451, S01452 and S01453 for installation diagrams and network maps More  Comment 
IEC 3/685/FDIS 2002-10-25 IEC 60617: Graphical symbols for diagrams - Change request C00069 (and C00070): New symbol S01413: Multiple-function switching device More  Comment 
IEC 3/604/CDV 2002-06-07 IEC 60617: Graphical symbols for diagrams - Change request C00090: Withdrawal of symbol S01239 More  Comment 
IEC 3/666/FDIS 2002-04-12 IEC 60617: Graphical symbols for diagrams - Change request C00080: Withdrawal of the symbols S00273, S00274, S00275, S00276, S00277, S00306, S00307, S00308, S00309, S00310 More  Comment 
IEC 3/650/FDIS 2002-04-12 : IEC 60617: Graphical symbols for diagrams - Change request C00081: Withdrawal of symbols S00962, S00963, S00964, S00969, S00970, S00971 and S00974. New symbol S01417 More  Comment 
IEC 3/651/FDIS 2002-04-12 IEC 60617: Graphical symbols for diagrams - Change request C00075: Symbols S01414 and S01415. More  Comment 
IEC 3/649A/FDIS 2002-04-12 IEC 60617: Graphical symbols for diagrams - Change request C00079: Withdrawal of symbols S00224, S00225 Supersedes document 3/649/FDIS More  Comment 
IEC 3/545D/FDIS 1999-07-09 Part D: Annex H (informative): Application reference model (ARM) More  Comment 
IEC 3/544/CDV 1999-07-09 Circulation for voting on ISO/DIS 10303-212: Electrotechnical design and installation More  Comment 
IEC 3/539A/DC 1999-04-30 REPLACEMENT of document 3/539/DC: Database based procedure for the maintenance of IEC 60617 and other graphical symbols standards More  Comment 

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