1.1 Product definition
This document contains the initial, start of life dimensional, mechanical and environmental performance requirements which an unprotected microduct are expected to meet.
1.2 Operating environment
The tests selected combined with the severities and duration are representative of an outside plant for subterranean and/or aerial environment defined by:
— ETS 300 019 class 8.1 - underground locations (without earthquake requirement);
— EN IEC 61753 1 - category A (aerial environment) and category S (subterranean environment).
1.3 Quality assurance
Compliance with this document does not guarantee the manufacturing consistency of the product. This is expected to be maintained using a recognized quality assurance programme.
1.4 Allowed product types
This document covers all European Standards on optical fibre unprotected microducts. This includes, but is not limited to, EN 60794 5, Optical fibre cables - Part 5: Sectional specification - Microduct cabling for installation by blowing.
1.5 Allowed microduct connector types
This microduct standard allows the use of all European Standard microduct connectors, including: straight, reducer/enlarger stem, reducer/enlarger, close down, liquid block, liquid block with barb end, and end stop connectors. This includes EN 50411 2 8, Fibre organizers and closures to be used in optical fibre communication systems - Product specifications - Part 2-8: Microduct connectors, for air blown optical fibres, Type 1.
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