Connectors for electronic equipment – Tests and measurements – Part 25-1: Test 25a – Crosstalk ratio
standard by International Electrotechnical Commission, 07/26/2001

Electromechanical all-or-nothing relays – Part 53: Blank detail specification – Electromechanical all-or-nothing telecom relays of assessed quality – Two change-over contacts, 14 mm x 9 mm base
standard by International Electrotechnical Commission, 03/12/2002

Fibre optic interconnecting devices and passive components – Fibre optic connector interfaces – Part 31: Type N-FO connector family
standard by International Electrotechnical Commission, 01/19/2016

Industrial communication networks – Fieldbus specifications – Part 5-17: Application layer service definition – Type 17 elements
standard by International Electrotechnical Commission, 12/14/2007

Industrial communication networks – Fieldbus specifications – Part 4-18: Data-link layer protocol specification – Type 18 elements
standard by International Electrotechnical Commission, 08/05/2010

Electrical test methods for electric cables. Part 3: Test methods for partial discharge measurements on lengths of extruded power cables
standard by International Electrotechnical Commission, 07/15/1988

Measurement of quartz crystal unit parameters by zero phase technique in a pi-network – Part 1: Basic method for the measurement of resonance frequency and resonance resistance of quartz crystal units by zero phase technique in a pi-network
standard by International Electrotechnical Commission, 08/15/1986

Adjustable speed electrical power drive systems – Part 7-302: Generic interface and use of profiles for power drive systems – Mapping of profile type 2 to network technologies
standard by International Electrotechnical Commission, 11/27/2007

Broadcast video tape recorders – Methods of measurement – Part 2: Electrical measurements for analogue composite video signals
standard by International Electrotechnical Commission, 05/19/1995

Thermoluminescence dosimetry systems for personal and environmental monitoring
standard by International Electrotechnical Commission, 12/20/1991