Projects of NA 022

DIN EN IEC 61249-2-54 2024-06-28 Materials for printed boards and other interconnecting structures - Part 2-54: Reinforced base materials clad and unclad - Halogenated modified or unmodified resin system, woven E-glass laminate sheets of defined dissipation factor (less than 0,005 at 10 GHz) and flammability (vertical burning test), copper-clad for high speed applications (IEC 91/2052/CDV:2025); German and English version prEN IEC 61249-2-54:2025 More  Comment 
DIN EN IEC 60794-1-135 2024-06-27 Optical fibre cables - Part 1-135: Generic specification - Basic optical cable test procedures - Mechanical tests methods - Sheave test, Method E35 (IEC 86A/2601/CDV:2025); German and English version prEN IEC 60794-1-135:2025 More  Comment 
DIN EN IEC 60384-4 2024-06-27 Fixed capacitors for use in electronic equipment - - Part 4: Sectional specification - Fixed aluminium electrolytic capacitors with solid (MnO2) and non-solid electrolyte More  Comment 
DIN EN IEC 60738-1-1 2024-06-27 Thermistors - Directly heated positive step-function temperature coefficient - Part 1-1: Blank detail specification - Current limiting application - Assessment level EZ More  Comment 
DIN EN IEC 60738-1-2 2024-06-27 Thermistors - Directly heated positive step-function temperature coefficient - Part 1-2: Blank detail specification - Heating element application - Assessment level EZ More  Comment 
DIN EN IEC 60738-1-3 2024-06-27 Thermistors - Directly heated positive step-function temperature coefficient - Part 1-3: Blank detail specification - Inrush current application - Assessment level EZ More  Comment 
DIN EN IEC 60738-1-4 2024-06-27 Thermistors - Directly heated positive step-function temperature coefficient - Part 1-4: Blank detail specification - Sensing application - Assessment level EZ More  Comment 
DIN EN IEC 60335-2-21/AA 2024-06-26 Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters; German and English version prEN IEC 60335-2-21:2024/prAA:2024 More  Comment 
DIN EN IEC 60730-2-15 2024-06-26 Automatic electrical controls - Part 2-15: Particular requirements for automatic electrical air flow, water flow and water level sensing controls (IEC 72/1524/FDIS:2025); German and English version FprEN IEC 60730-2-15:2025 More  Comment 
DIN EN IEC 60034-8 2024-06-26 Rotating electrical machines - Part 8: Terminal markings and direction of rotation More  Comment 

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