Anti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and D
Edition 2005-05-25

Inland navigation vessels - Electrical shore connection, three-phase current 400 V, 50 Hz, at least 250 A
Edition 2017-10-25

FLAT NON-WIRABLE TWO-POLE PLUGS, 2,5 A 250 V, WITH CORD, FOR THE CONNECTION OF CLASS II EQUIPMENT FOR HOUSEHOLD AND SIMILAR PURPOSES.
Edition 1993-02-09

Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers - Part 1: General requirements for bushings
Edition 2015-12-23

Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers - Part 2: Requirement for bushing components
Edition 2015-12-23

Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers - Part 3: Requirements for bushing fixations
Edition 2015-12-23

Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers - Part 3: Requirements for bushing fixations
Edition 2017-09-27

Plug-in type bushings above 1 kV up to 52 kV and from 250 A to 2,50 kA for equipment other than liquid filled transformers
Edition 2011-01-19

Multi-element metallic cables used in analogue and digital communication and control - Part 5-1: Sectional specification for screened cables characterized up to 250 MHz - Horizontal and building backbone cables
Edition 2013-12-23

Multi-element metallic cables used in analogue and digital communication and control - Part 5-2: Sectional specification for screened cables characterized up to 250 MHz - Work area and patch cord cables
Edition 2013-12-23