INNOVATION AND FLEXIBILITY
THE
INSTALLATION AND MAINTENANCE TRAINING MANUAL
Contents
I Amendment records . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
II Contents list, page order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
III Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
IV Document Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
1 Risk, Health & Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
2 The Last Mile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
2.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
2.2 Introducing Fibre Unit. . . . . . . . . . . . . . . . . . . . . . . . . . . .11
3 Outdoor installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
3.1 Tight Protected Microduct (TPM) . . . . . . . . . . . . . . . . . . .12
3.2 Loose Protected Microduct (LPM) . . . . . . . . . . . . . . . . . . .13
3.3 Different ways to create a fibre route . . . . . . . . . . . . . . . .13
3.4 Handling & Deploying
Protected Microduct 14
3.5 Drum and Coil Handling: Drums . . . . . . . . . . . . . . . . . . . .14
3.6 Drum and Coil Handling: Coils . . . . . . . . . . . . . . . . . . . . .15
3.7 Direct Burial Installation . . . . . . . . . . . . . . . . . . . . . . . .. 16
Positioning individual cable lengths on-site . . . . . . . . . . .17
Water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Sealing the Microduct Assembly End . . . . . . . . . . . . . . . .18
Cable End Sealing – Stretch End Cap . . . . . . . . . . . . . . . .18
Cable End Sealing – Heat Shrink End Cap . . . . . . . . . . . . .20
DB Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Additional Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Stone Impingement . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Thermal Effects. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Conduit Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
3.8 Direct Installation – Blowing into a subduct . . . . . . . . . . .22
Ducts that are not empty . . . . . . . . . . . . . . . . . . . . . . . . . 22
Direct Installation – Pulling into a duct . . . . . . . . . . . . . . .23
Pull tensions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
When Cables Jam . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Bends . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Lubricants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Swivel and Fuses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
Installation Guidelines for Direct Installation Products . . .27
Informative Guide to Correct Duct or Conduit Placement
(UK experience) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 28
3.9
Numbering / Identifi cation of Tight Protected Microduct (TPM)
. .31
3.10 Installation into slots . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
3.11 Mole Ploughing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
3.12 General Installation advice. . . . . . . . . . . . . . . . . . . . . . . .35
storage and handling / installation. . . . . . . .36
3.13 Aerial Installations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
4 Indoor installations and LFH products . . . . . . . . . . . . . . . . . . .37
4.1 Building Entry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
4.2 Indoor installation (LFH) . . . . . . . . . . . . . . . . . . . . . . . . . 38
4.3 Indoor and Vertical Planning Rules . . . . . . . . . . . . . . . . . .39
5 Tube assembly preparation . . . . . . . . . . . . . . . . . . . . . . . . . . .41
5.1 Tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
5.2 DBmf Microduct Assembly Stripping Techniques . . . . . . .42
5.3 Sheath Removal / Window Cutting of Direct Install
and LFH Products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
5.4 Sheath removal of 1DB 5mm . . . . . . . . . . . . . . . . . . . . . .44
6 Closures And Their Selection . . . . . . . . . . . . . . . . . . . . . . . . . . 45
6.1 Introduction to Closures for Blown Fibre Installations . . . .45
6.2 Selection charts to help define the correct closure
for each application.. . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
6.3 Closure Assembly: General Instructions . . . . . . . . . . . . . .49
6.4 Building entry Closure Requirements . . . . . . . . . . . . . . . 50
Dual Circuit Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Multi-Circuit Splicing Point . . . . . . . . . . . . . . . . . . . . . . . .52
6.5 Gas / Water Blocking of Microduct Interstices . . . . . . . . .. 53
6.6 Demarcation methods for microduct assemblies. . . . . . . .54
7 Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
7.1 Straight Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
7.2 Reducer Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
7.3 End Caps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
7.4 Collet Locking Tool (7236). . . . . . . . . . . . . . . . . . . . . . . . .58
7.5 The Rounding Tool (7949) . . . . . . . . . . . . . . . . . . . . . . . . .58
7.6 Gas Blocking Connectors . . . . . . . . . . . . . . . . . . . . . . . . .59
7.7 Water Blocking Connectors (for 2 & 4 fibre units only) . . .61
7.8 Barb Insert 5mm – 3mm ~ for 2 and 4 fi bre units only . . .62
7.9 FTTH Reducing Connector, 3mm (7513) . . . . . . . . . . . . . .62
7.10 Closedown Connectors (2A and 3A) . . . . . . . . . . . . . . . . .63
7.11 Slimline Bulkhead Connector (7248). . . . . . . . . . . . . . . . .68
8 Fibre Units And Fibre Handling . . . . . . . . . . . . . . . . . . . . . . . . .65
8.1 Emtelle Fibre Units (FU) . . . . . . . . . . . . . . . . . . . . . . . . . .65
8.2 Bend Radius Notes for Emtelle Fibre Units. . . . . . . . . . . . .65
8.3 Other Technical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
8.4 Pans and Packaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
8.5 Fibre Stripping Instructions. . . . . . . . . . . . . . . . . . . . . . . .67
8.6 Fibre Colour Configurations . . . . . . . . . . . . . . . . . . . . . . .68
8.7 Drive Wheels and Plates . . . . . . . . . . . . . . . . . . . . . . . . . . .69
8.8 Beads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70
8.9 Fibre Restraint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
9 Fibre Blowing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
9.1 The Blowing Principles . . . . . . . . . . . . . . . . . . . . . . . . . . .73
9.2 The Blowing Set-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
9.3 Performance – How Far Will it Blow? . . . . . . . . . . . . . . . .74
9.4 Bends in the Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75
9.5 Blowing through unequal m/d Sizes . . . . . . . . . . . . . . . . .76
9.6 Compressors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
9.7 Compressed Air Data . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
9.8 Air Preparation Kit and Off-Shelf Compressors . . . . . . . .. 79
9.9 Blowing Performance and Installation Distance . . . . . . . .80
9.10 Bend Radius for FU and Microduct . . . . . . . . . . . . . . . . . .81
9.11 Blowing equipment for FU . . . . . . . . . . . . . . . . . . . . . . . .82
“This document is intended as a guide only. Whilst the information it contains is believed to be correct, Emtelle can take no responsibility for actions taken based on the information contained in this document. Emtelle reserves the
right to make changes to this document without notice. All sales of product are subject to Emtelle’s terms and conditions of sale only, which can be found on Emtelle’s website.”
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INNOVATION AND FLEXIBILITY
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