Connector sets and interconnect components to be used in optical fibre communication systems - Product specifications - Part 4-2: Type SC/APC simplex 8° terminated on IEC 60793-2-50 of types B1.1 and B1.3 singlemode fibre, with full zirconia ferrule category U; German version EN 50377-4-2:2011

Connector sets and interconnect components to be used in optical fibre communication systems - Products specifications - Part 2-2: FC/APC 8 terminated on IEC 60793-2-50 Category B1.1 and B1.3 singlemode fibre, with full zirconia ferrule, category C; German version EN 50377-2-2:2009

ISDN - Zeichengabesystem Nr 7 - Nachrichtentransferteil (MTP) zur Unterstützung internationaler Zusammenschaltung - Teil 1: Protokollspezifikation [ITU-T-Empfehlungen Q.701, Q.702, Q.703, Q.704, Q.705, Q.706, Q.707 und Q.708 modifiziert] (Endorsement of the English version EN 300008-1 V1.3.1 (2000-09) as German standard)

Semiconductor devices - Mechanical and climatic test methods - Part 20-1: Handling, packing, labelling and shipping of surface-mount devices sensitive to the combined effect of moisture and soldering heat (IEC 47/2488/CDV:2018); German and English version prEN IEC 60749-20-1:2018

Household and similar electrical appliances - Safety - Part 2-40: Particular requirements for electrical heat pumps, air-conditioners and dehumidifiers (IEC 61D/421/CD:2018 + 61D/422/CD:2018 + 61D/423/CD:2018 + 61D/431/CD:2019); Text in German and English

Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 4-4: Particular requirements for lawn trimmers, lawn edge trimmers, grass trimmers, brush cutters and brush saws; German and English version prEN IEC 62841-4-4:2019/prAA:2019

Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 3-2: Connector parameters of dispersion unshifted single mode physically contacting fibres - Angled 2,5 mm and 1,25 mm diameter cylindrical full zirconia ferrules, core location variant 1 (IEC 86B/4227/CD:2019); Text in German and English

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply Units incorporating safety isolating transformers for general applications (IEC 96/484/CDV:2019); German and English version prEN IEC 61558-2-6:2019

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-16: Particular requirements and tests for switch mode power supply units and transformers for switch mode power supply units for general applications (IEC 96/485/CDV:2019); German and English version prEN IEC 61558-2-16:2019

Low-voltage switchgear and controlgear - Active arc-fault mitigation systems - Part 9-2: Optical-based internal arc-detection and mitigation devices (IEC 121A/338/CDV:2020); German and English version prEN IEC 60947-9-2:2020