Explosives for civil uses - Detonators and detonating cord relays - Part 16: Verification of delay time accuracy of electric and non-electric detonators, surface connectors and detonating cord relays

IEC 61300-3-38 Ed. 1.0: Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-38: Examinations and measurements - Group delay, chromatic dispersion and phase ripple

Switches for household and similar fixed electrical installations - Part 2-3: Particular requirements - Time delay switches (TDS) (IEC 23B/1431/CDV:2022); German and English version prEN IEC 60669-2-3:2022

Explosives for civil uses - Detonators and detonating cord relays - Part 16: Verification of delay time accuracy of electric and non-electric detonators, surface connectors and detonating cord relays; German version FprEN 13763-16:2024

Optical fibres - Part 1-41: Measurement methods and test procedures - Bandwidth (IEC 86A/2218/CD:2022); Text in German and English