IEC 60794-3-50 : 1.0

Table of Contents

FOREWORD<br>1 Scope<br>2 Normative references<br>3 Symbols and abbreviations<br>4 Family specification for gas pipe cables and subducts <br>&nbsp;&nbsp;for installation by blowing and/or pulling/dragging<br>&nbsp;&nbsp;in gas pipes (blank detail specification and minimum<br>&nbsp;&nbsp;requirements)<br>&nbsp;&nbsp;4.1 Construction<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.1.1 General<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.1.2 Subducts<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.1.3 Gas pipe cables<br>&nbsp;&nbsp;4.2 Optical fibres<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.2.1 Single-mode dispersion unshifted (B1.1) optical fibre<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.2.2 Single-mode dispersion shifted (B2) optical fibre<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.2.3 Single-mode non-zero dispersion (B4) optical fibre<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.2.4 Single-mode (B6) optical fibre<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.2.5 Multimode fibres<br>&nbsp;&nbsp;4.3 High pressure gas pipe cable constructions<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.3.1 Cable for installation within subducts (previously <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;installed within the high pressure gas pipe)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.3.2 Cable for direct installation within the high <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pressure gas pipe<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.3.3 Subduct construction<br>&nbsp;&nbsp;4.4 Installation and operating conditions<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.4.1 Tests applicable to cables/cable elements<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.4.2 Installation conditions<br>&nbsp;&nbsp;4.5 Mechanical and environmental tests<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.5.1 Subducts<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.5.2 Cable for installation within subducts (previously<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;installed into the gas pipe)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.5.3 Cables for direct installation into the high pressure <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;gas pipe<br>Annex A (informative) Blank detail specification<br>Annex B (informative) OF cables for high pressure gas pipes<br>Annex C (informative) Examples of subducts and high pressure<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;gas pipe cables<br>Annex D (informative) Example for installation schemes of<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cables in high pressure gas pipes (fibre-in-gas)

Abstract

Provides gas pipe cables and subducts for installation by blowing and/or pulling/dragging in high pressure gas pipes (400 mbar to 4 bar).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 86