Acoustics. Determination of sound power levels of noise sources using sound pressure. Engineering method in an essentially free field over a reflecting plane— 40 стр.
Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 2-031: Particular requirements for hand-held probe assemblies for electrical measurement and test— 45 стр.
Corrigendum 1 - Connecting devices - Safety requirements for screw-type and screwless-type clamping units for electrical copper conductors - Part 1: General requirements and particular requirements for conductors from 0,5 mm2 up to 35 mm2 (included)— 1 стр.
Connectors for frequencies below 3 MHz for use with printed boards - Part 11: Detail specification for concentric connectors (dimensions for free connectors and fixed connectors)— 43 стр.
Fixed capacitors for use in electronic equipment. Blank detail specification. Fixed polypropylene film dielectric metal foil d.c. capacitors. Assessment level E and EZ— 14 стр.
Fixed capacitors for use in electronic equipment. Part 15: Blank detail specification: Fixed tantalum capacitors with non-solid electrolyte and process anode. Assessment level E— 27 стр.
Railway applications. Fixed installations. Particular requirements for a.c. switchgear. Measurement, control and protection devices for specific use in a.c. traction systems. Devices— 22 стр.
High-voltage switchgear and controlgear. Voltage presence indicating systems for rated voltages above 1 kV and up to and including 52 kVkV and up to and including 52 kV— 26 стр.
High-voltage switchgear and controlgear - Part 206: Voltage presence indicating systems for rated voltages above 1 kV and up to and including 52 kV (IEC 62271-206:2011) (english version)
Railway applications - Fixed installations - Particular requirements for a.c. switchgear -- Part 3-1: Measurement, control and protection devices for specific use in a.c. traction systems - Devices (english version)
