Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-27: Tests - Dust - Laminar flow (IEC 86B/4596/CD:2022); Text in German and English
Edition 2023-03

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-27: Tests - Dust - Laminar flow
Edition 1997-10-09

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-27: Tests - Dust - Laminar flow (IEC 86B/4721/CDV) (english version)
Edition 2023-04-15

Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Part 2-27: Tests - Dust - Laminar flow
Edition 1997-08

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-27 : tests - Dust (laminar flow)
Edition 2024-06-14

Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Dust (laminar flow)
Edition 2024-06-19

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-27: Tests; dust, laminar flow (IEC 61300-2-27:1995); German version EN 61300-2-27:1997
Edition 1998-09

Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Part 2-27 : tests. Dust. Laminar flow
Edition 1998-03-01

Permeable sintered metal materials - Determination of fluid permeability (ISO 4022:2018); German version EN ISO 4022:2018
Edition 2018-12

Fibre organisers and closures to be used in optical fibre communication systems - Product specifications - Part 3-6: Multimode mechanical fibre splice for use in an outdoor protected environment (Cat U); German version EN 50411-3-6:2013
Edition 2014-04