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All-or-nothing electrical relays - Tests and Measurements - Part 7-46: Surge withstand test (IEC 94/562/CD:2021); Text in German and English
Edition 2022-10

All-or-nothing electrical relays - Tests and Measurements - Part 7-47: Making and breaking capacities (IEC 94/563/CD:2021); Text in German and English
Edition 2022-10

All-or-nothing electrical relays - Tests and Measurements - Part 7-48: Contact reliability test (IEC 94/583/CD:2021); Text in German and English
Edition 2022-11

All-or-nothing electrical relays - Tests and Measurements - Part 7-49: Long term stability of sealing (IEC 94/582/CD:2021); Text in German and English
Edition 2022-08

All-or-nothing electrical relays - Tests and Measurements - Part 7-50: Momentary drop in supply voltage (IEC 94/581/CD:2021); Text in German and English
Edition 2022-10

All-or-nothing electrical relays - Tests and Measurements - Part 7-51: Reset behavior at coil voltage drop (IEC 94/564/CD:2021); Text in German and English
Edition 2022-10

All-or-nothing electrical relays - Tests and Measurements - Part 7-52: Coil overvoltage (IEC 94/580/CD:2021); Text in German and English
Edition 2022-10

All-or-nothing electrical relays - Tests and Measurements - Part 7-53: Slow decrease and increase of supply voltage (IEC 94/565/CD:2021); Text in German and English
Edition 2022-10

All-or-nothing electrical relays - Tests and Measurements - Part 7-54: Critical DC load current test (IEC 94/566/CD:2021); Text in German and English
Edition 2022-10

Standards [CURRENT]

DIN EN IEC 61828

Ultrasonics - Transducers - Definitions and measurement methods regarding focusing for the transmitted fields (IEC 61828:2020); German version EN IEC 61828:2021
Edition 2022-12

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