Projects of NA 022

DIN EN 50522/A1 2025-03-05 Earthing of power installations exceeding 1 kV a.c. More  Comment 
DIN EN IEC 63232-2 2025-03-04 Live working - Hand protective devices against the thermal hazards of an electric arc - Part 2: Requirements More  Comment 
DIN VDE V 0687-297-99 2025-03-04 Integration aspects of liquid cooling components in electronic enclosures in the IEC 60297 series of standards More  Comment 
DIN EN IEC 62631-2-1 2025-02-28 Dielectric and resistive properties of solid insulating materials - Part 2-1: Relative permittivity and dissipation factor - Technical Frequencies (0,1 Hz - 10 MHz) - AC Methods More  Comment 
DIN EN IEC 62631-1 2025-02-28 Dielectric and resistive properties of solid insulating materials - Part 1: General More  Comment 
DIN EN IEC 60909-0 2025-02-28 Short-circuit currents in three-phase a.c. systems - Part 0: Calculation of currents (IEC 73/220/CDV:2025); German and English version prEN IEC 60909-0:2025 More  Comment 
DIN EN IEC 62586-2 2025-02-27 Power quality measurement in power supply systems - Part 2: Functional tests and uncertainty requirements More  Comment 
DIN EN IEC 63627 2025-02-27 Environmental aspects for lighting - Product specific rules for luminaires More  Comment 
DIN EN IEC 63628 2025-02-27 Germicidal equipment - Germicidal UV handheld devices - Safety requirements More  Comment 
DIN EN IEC 60243-2 2025-02-27 Electric strength of insulating materials - Test methods - Part 2: Additional requirements for tests using direct voltage More  Comment 

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