A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 4: RM-cores
Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 5: EP-cores and associated parts for use in inductors and transformers
Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 7: EER-cores
Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 8: E-cores
Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 9: Planar cores
Transmitting and receiving equipment for radiocommunication - Radio-over-fibre technologies and their performance standard - Part 2: Radio-over-fibre-based fronthaul network for railway communication systems
Transmitting and receiving equipment for radiocommunication - Radio-over-fibre technologies and their performance standard - Part 3: Radio-over-fibre-based remote radar for foreign object debris (FOD) detection systems
Transmitting and receiving equipment for radiocommunication - Radio-over-fibre technologies and their performance standard - Part 4: Radio-over-fibre-based indoor distributed antenna system (DAS) for 5G
Lighting equipment - Non-active mode power measurement
Protocol for management of electric vehicles charging and discharging infrastructures - Part 1: Basic definitions, use cases and architectures
Photovoltaic (PV) arrays - Earth fault protection equipment - Safety and safety-related functionality
Secondary cells and batteries containing alkaline or other non-acid electrolytes - Sealed nickel-metal hydride cells and batteries for use in industrial applications - Part 1: Performance
Secondary cells and batteries containing alkaline or other non-acid electrolytes - Sealed nickel-metal hydride cells and batteries for use in industrial applications - Part 2: Safety
12 V lithium-ion secondary batteries for automotive starting, lighting, ignition (SLI) applications and auxiliary purposes Part 1: General requirements and methods of test
Information exchange for electric vehicle charging roaming service - Part 1: General
Information exchange for electric vehicle charging roaming service - Part 2: Use cases
Radiation protection instrumentation - Vehicle-mounted mobile systems for the detection of illicit trafficking of radioactive materials
Lighting control interface for dimming - Analogue voltage dimming interface for electronic current sourcing controlgear
Determination of inrush current characteristics of lighting products
Guidance for installation procedures and tolerances of hydroelectric machines - Part 1: General aspects
Guidance for installation procedures and tolerances of hydroelectric machines - Part 2: Vertical generators
Guidance for installation procedures and tolerances of hydroelectric machines - Part 3: Vertical Francis turbines or pump-turbines
Guidance for installation procedures and tolerances of hydroelectric machines - Part 4: Vertical Kaplan or propeller turbines
Guidance for installation procedures and tolerances of hydroelectric machines - Part 5: Bulb turbines and generators
Guidance for installation procedures and tolerances of hydroelectric machines - Part 6: Vertical Pelton turbines