Tunnel boring machines - Safety requirements; German and English version prEN 16191:2023
Edition 2023-04

Refrigerating systems and heat pumps - Safety and environmental requirements - Positive displacement refrigerant compressors; German and English version prEN 12693:2023
Edition 2023-05

Methods of measurement on receivers for television broadcast transmissions - Part 2: Audio channels - General methods and methods for monophonic channels (IEC 60107-2:1997); German version EN 60107-2:1997
Edition 1997-12

Quartz crystal units for frequency control and selection; part 2: guide to the use of quartz crystal units for frequency control and selection; identical with IEC 60122-2:1983
Edition 1993-09

Transmission of audio and/or video and related signals using infra-red radiation - Part 1: General (IEC 61603-1:1997); German version EN 61603-1:1997
Edition 1997-09

Distribution automation using distribution line carrier systems - Part 4: Data communication protocols; section 32: Data link layer; logical link control (LLC) (IEC 61334-4-32:1996); German version EN 61334-4-32:1996
Edition 1997-09

Video cameras (PAL/SECAM/NTSC) - Methods of measurement - Part 3: Non-broadcast camera-recorders (IEC 61146-3:1997); German version EN 61146-3:1997
Edition 1998-08

Gas meters - Rotary displacement gas meters; German and English version prEN 12480:2023
Edition 2024-01

Explosives for civil uses - Detonators and detonating cord relays - Part 4: Determination of resistance to abrasion of leading wires and shock tubes; German and English version prEN 13763-4:2021
Edition 2021-05

Pyrotechnic articles - Fireworks, category F4 - Part 1: Terminology; German and English version prEN 16261-1:2021
Edition 2021-06