Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-46: Measurement - Bore diameter in MT ferrules (IEC 86B/4616/CD:2022); Text in German and English

Fibre optic interconnect devices and passive components - Basic test and measurement procedures - Part 3-48: Examinations and measurements - Spring compression force of the coupling sleeve for rectangular ferrule multi-fibre connectors

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-50: Examinations and measurements - Crosstalk for optical spatial switches

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-52: Examinations and measurements - Guide hole and alignment pin deformation constant for angled physically contacting rectangular ferrules

Twist pitch measurement of practical superconducting wires - Twist pitch measurement method of NbTi and NbSn composite superconductors (IEC 90/507/CDV:2023); German and English version prEN IEC 61788-27:2023

All-or-nothing electrical relays - Tests and Measurements - Part 7-1: Visual inspection and check of dimensions (IEC 94/639/CD:2022); Text in German and English

All-or-nothing electrical relays - Tests and Measurements - Part 7-2: Mechanical tests and weighing (IEC 94/586/CD:2021); Text in German and English

All-or-nothing electrical relays - Tests and Measurements - Part 7-3: Relay coil properties (IEC 94/633/CD:2021); Text in German and English

All-or-nothing electrical relays - Tests and Measurements - Part 7-4: Dielectric strength test, impulse voltage test (IEC 94/640/CD:2022); Text in German and English

All-or-nothing electrical relays - Tests and Measurements - Part 7-6: Contact-circuit resistance (or voltage drop) (IEC 94/645/CD:2022); Text in German and English