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Amendment 1 - Rotating electrical machines - Part 18-32: Functional evaluation of insulation systems (Type II) - Electrical endurance qualification procedures for form-wound windings
40.60 Close of voting
Specific test methods for determining losses and efficiency of water submersible motors
20.99 WD approved for registration as CD
Rotating electrical machines - Part 25: AC electrical machines used in power drive systems - Application guide
50.00 Final text received or FDIS registered for formal approval
Rotating machinery - Part 27-8: Detection of interturn short-circuits in rotor windings of cylindrical rotor synchronous generator
20.99 WD approved for registration as CD
Rotating electrical machines - Part 3: Specific requirements for synchronous generators driven by steam turbines or combustion gas turbines and for synchronous compensators
20.99 WD approved for registration as CD
Rotating electrical machines - Part 30-2: Efficiency classes of variable speed AC motors (IE-code)
40.20 DIS ballot initiated: 12 weeks
Rotating electrical machines - Part 32: Measurement of stator end-winding vibration at form-wound windings
60.00 Standard under publication
Rotating electrical machines - Part 37: Product data and properties for the information exchange
30.20 CD study/ballot initiated
Guidelines for condition-based evaluation and maintenance of cylindrical-rotor synchronous generators
20.99 WD approved for registration as CD
Adjustable speed hydro power units including pumped storage application – Terms and definition
30.60 Close of voting/ comment period
Adjustable speed hydro power units including pumped storage application – Doubly-fed induction machine
20.99 WD approved for registration as CD
Rotating electrical machines - Part 6: Methods of cooling (IC Code)
20.99 WD approved for registration as CD
Rotating electrical machines - Part 8: Terminal markings and direction of rotation
60.00 Standard under publication
Amendment 2 (Fragment 1) - Standard voltages for LVDC supply and LVDC equipment (Proposed horizontal standard)
40.99 Full report circulated: DIS approved for registration as FDIS
Amendment 2 (Fragment 2) - Standard voltages for HVDC supply and HVDC equipment (Proposed horizontal standard)
40.99 Full report circulated: DIS approved for registration as FDIS
Field acceptance tests to determine the hydraulic performance of hydraulic turbines, storage pumps and pump-turbines
30.99 CD approved for registration as DIS
IEC 60050-602 International Electrotechnical Vocabulary (IEV) - Part 602: Generation, transmission and distribution of electricity - Generation
40.99 Full report circulated: DIS approved for registration as FDIS
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