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E DIN EN IEC 60794-1-131 VDE 0888-100-131:2026-04

Optical fibre cables

Part 1-131: Generic specification – Basic optical cable test procedures – Mechanical tests methods – Microduct inner clearance test, Method E31

(IEC 86A/2533/CDV:2025); German and English version prEN IEC 60794-1-131:2025
Class/Status: Draft, valid
Released: 2026 -04   Published: 2026-03 -27
VDE Art. No.: 1800921
End of objection deadline: 2026-05-27

Note: You can pre-order this document (delivery subject to availability). Valid from 2026-04-01.

This part of IEC 60794 describes the test methods for the continuity of microducts according to test method E31.
This document applies to optical fibre cables for use with telecommunications equipment and equipment using similar techniques, and to cables containing a combination of optical fibres and electrical conductors.
Throughout this document, the term "optical cable" may also include optical fibre units, micro-product fibre units.