Publisher : CEN

CEN PREN 4618 PDF

Aerospace series - Aircraft internal air quality standards, criteria and determination methods

Document status: [ Draft ]

CEN PREN 4666 PDF

Aerospace series - Aircraft integrated air quality and pressure standards, criteria and determination methods

Document status: [ Draft ]

CEN PREN 54-15 PDF

Fire detection and fire alarm systems - Point detectors using a combination of detected fire phenomena

Document status: [ Draft ]

CEN PREN 717-2 PDF

Wood-based panels - Determination of formaldehyde release - Part 2: Gas analysis method

Document status: [ Draft ]

CEN PREN 81-7 PDF

Safety rules for the construction and installation of lifts - Part 7: Rack and pinion lifts

Document status: [ Draft ]

CEN PREN 855 PDF

Plastics hoses and hose assemblies - Thermoplastics textile reinforced hydraulic type - Specification

Document status: [ Withdrawn ]

CEN PREN 868-2 PDF

Packaging for terminally sterilized medical devices - Part 2: Sterilization wrap - Requirements and test methods

Document status: [ Draft ]

CEN PREN 9300-100 PDF

Aerospace series - LOTAR LOng-Term Archiving and Retrieval of digital technical product documentation such as 3D, CAD and PDM data - Part 100: Common concepts for long-term archiving and retrieval of 3D mechanical CAD information

Document status: [ Draft ]

CEN PREN 993-14 PDF

Methods of testing insulating and dense shaped refractory products - Part 14: Determination of thermal conductivity by the hot wire (cross-array) and resistance thermometer methods

Document status: [ Draft ]

CEN PREN ISO 13628-14 PDF

Petroleum and natural gas industries - Design and operation of subsea production systems - Part 14: Subsea high integrity pressure protection systems (HIPPS)

Document status: [ Draft ]