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SN EN 61558-2-6
Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
Edition
2009-08
SN EN 61558-2-9
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-9: Particular requirements and tests for transformers and power supply units for class III handlamps for tungsten filament lamps
Edition
2011-02
SN EN 61558-2-12
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-12: Particular requirements and tests for constant voltage transformers and power supply units for constant voltage
Edition
2011-03
SN EN 61558-2-26
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-26: Particular requirements and tests for transformers and power supply units for saving energy and other purposes
Edition
2013-09
ISO/IEC/IEEE 8802-1AB AMD 2
Information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Specific requirements - Part 1AB: Station and media access control connectivity discovery - Amendment 2: Support for multiframe protocol data units
Edition
2023-07
Adhesive Technology
Basic principles
Edition
2012-09
ISO 9404-1
Enclosures for protection against ionizing radiation; lead shielding units for 150 mm, 200 mm and 250 mm thick walls; part 1: chevron units of 150 mm and 200 mm thickness
Edition
1991-09
NF S95-239 ; NF EN ISO 11239:2023-06-14
Health informatics - Identification of medicinal products - Data elements and structures for the unique identification and exchange of regulated information on pharmaceutical dose forms, units of presentation, routes of administration and packaging
Edition
2023-06-14
NF C66-330-1 ; NF EN IEC 60383-1:2023-09-01
Insulators for overhead lines with a nominal voltage above 1 000 V - Part 1: ceramic or glass insulator units for a.c. systems - Definitions, test methods and acceptance criteria
Edition
2023-09-01
NF M87-263-1 ; NF EN ISO 19905-1:2023-11-08
Oil and gas industries including lower carbon energy - Site-specific assessment of mobile offshore units - Part 1: jack-ups: elevated at a site
Edition
2023-11-08