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Amendment 2 (Fragment 1) - Standard voltages for LVDC supply and LVDC equipment (Proposed horizontal standard)
20.99 WD approved for registration as CD
Amendment 2 (Fragment 2) - Standard voltages for HVDC supply and HVDC equipment (Proposed horizontal standard)
20.99 WD approved for registration as CD
Amendment 1 - International Electrotechnical Vocabulary (IEV) - Part 602: Generation, transmission and distribution of electricity - Generation
20.99 WD approved for registration as CD
Amendment 2 - International Electrotechnical Vocabulary (IEV) - Part 603: Generation, transmission and distribution of electricity - Power systems planning and management
20.99 WD approved for registration as CD
Amendment 1 - International Electrotechnical Vocabulary (IEV) - Part 605: Generation, transmission and distribution of electricity - Substations
20.99 WD approved for registration as CD
Amendment 1 - International Electrotechnical Vocabulary (IEV) - Part 614: Generation, transmission and distribution of electricity - Operation
20.99 WD approved for registration as CD
International Electrotechnical Vocabulary (IEV) - Part 617: Organization/Market of electricity
30.20 CD study/ballot initiated
Amendment 2 - International Electrotechnical Vocabulary (IEV) - Part 691: Tariffs for electricity
20.99 WD approved for registration as CD
Guidelines for the design of interconnected power systems
60.60 Standard published
Power quality management - Part 100: Impact of power quality issues on electrical equipment and power system
60.60 Standard published
IEC TR 63222-101 Power quality management - Part 101: Power quality data application
20.99 WD approved for registration as CD
IEC TR 63282-102 LVDC systems: Technical report for low-voltage DC electric island power supply systems
30.60 Close of voting/ comment period