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

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

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

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

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

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

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

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

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