Private Telecommunication Network (PTN) - Reference configuration - Part 1: Reference configuration for PTN eXchanges (PTNX) [ISO/IEC 11579-1 (1994), modified]; English version ETS 300475-1:1995
Edition 1996-06

Information technology - Telecommunications and information exchange between systems - Private integrated services network - Part 1: Reference configuration for PISN exchanges (PINX)
Edition 1994-06

Information technology - Private integrated services network - Part 3: Reference configuration for PINX extension lines
Edition 1999-12

Information technology - Telecommunications and information exchange between systems - Private integrated services network - Part 2: Reference configuration for HS-PISN Exchanges (HS-PINX)
Edition 1999-09

Information technology - Telecommunications and information exchange between systems - Private integrated services network - Part 1: Reference configuration for PISN exchanges (PINX); Technical Corrigendum 1
Edition 1996-05

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-34: Examinations and measurements - Attenuation of random mated connectors (IEC 61300-3-34:2009); German version EN 61300-3-34:2009
Edition 2009-09

Railway applications - Track - Performance requirements for fastening systems - Part 7: Fastening systems for switches and crossings, check rails, insulated rail joints and rail expansion devices, German version EN 13481-7:2022
Edition 2022-11

Measurement microphones - Part 1: Specifications for laboratory standard microphones (IEC 61094-1:2000); German version EN 61094-1:2000
Edition 2001-08

Measurement microphones - Part 4: Specifications for working standard microphones (IEC 61094-4:1995); German version EN 61094-4:1995
Edition 1996-05

Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique (IEC 61094-3:2016 + COR1:2016); German version EN 61094-3:2016 + AC:2017-01
Edition 2017-04