Telecom infrastructure standards for buildings - Building Infrastructure Guideline v.5
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Telecom infrastructure
standards for buildings
Issue December 2013
Building Infrastructure Guideline v.5
Copyright du
// Building Infrastructure Guideline v.5 A
Content
Introduction 02 Cables 18
Telecommunication spaces 0٦ General specifications 19
General specifications 08 Fibre optic cables 19
Safety and other considerations 09 CAT 6 copper cables 20
Temperature and humidity 09 dministration and
A
Main telecom room 09 Labelling scheme 21
Clustered buildings 10 Bulk service application 22
Mobile Service Room 10 Other special requirements 24
Floor telecom closets 11 Entry ducts 24
Rooftop mobile service room 11 Appendices 26
Home consolidation cabinets 11 Layout & labellings 28
Office consolidation cabinets 12 Tables 69
Electro-mechanical 12 Location Map 75
Mobile service room and rooftop 13
Pathway 14
General specifications 16
Vertical containment 16
Horizontal containment 17
B // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 1
Introduction
We are pleased to issue the updated Developers are encouraged to engage
Telecommunications Infrastructure with us in the early stages so that any
Standards for Buildings v.5. process and/or design issues may be
resolved.
The new design guidelines in this If property developers or tenants have
document are based on our prior special requirements that may not
experience of offering quality be covered by these guidelines, it’s
telecommunications services to our necessary to involve our design teams
consumer and enterprise customers at an early stage of development
across UAE. planning, to enable seamless delivery
of premium telecommunications
The purpose of this document is to: services at launch.
• Introduce the new design We look forward to feedback from
guidelines for fibre infrastructure developers as it helps us understand
to enable property developers, your issues and incorporate valid
consultants, and contractor suggestions in future designs.
to deliver high-quality, future-
proof telecommunications and For more information on obtaining
multimedia services to their building NOCs or any design-related
tenants. queries, please contact us at any of
the below channels:
• Provide a guide for consultants,
contractors, and engineers related • Dubai and Northern Emirates
to the ‘No Objection Certificate’ NOC help desk: +971 4 391 5018
(Building NOC) process that
• Abu Dhabi, Al Ain and Western regions
includes design and construction
NOC help desk: +971 2 234 4401
drawing review and Structure
Cabling Material data sheets • General inquiries and technical support:
review, with samples checking and 800-dunoc
site inspections required during
• Email: noc.request@du.ae
implementation.
• Website: www.du.ae
• Meet the growing demand for
improved communications at work, Thank you,
at home, in business, and in public du
services.
We advise our clients to use qualified
and certified professionals in all
aspects of the application and
implementation of these design
guidelines during building construction
stages.
2 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 3
This document covers the The document is structured to cover
following properties types: all aspects of infrastructure for:
• Single villa and villa complexes • Telecommunication spaces
• Residential towers and groups • Electro-mechanical
of residential towers
• Pathways
• Commercial towers and groups
• Cables and its related accessories
of commercial towers
• Bulk services
• Government buildings
• Duct entry
• Mosque
• Labelling scheme
• Shopping malls
• Groups of shops and retail outlets
• Hospitals, hotels, schools, universities
and other bulk service applications
• Warehouses, sheds, etc.
All telecom spaces, pathways, ducts and cabling system specified in this document are
designed to meet the requirements of du to provide high-quality, future-proof services to
the Customers and should be used for telecommunication services.
The contents of this document are the minimum requirements of du for the new buildings
and subject to revision without notice due to continued progress in methodology, design
and manufacturing and for the purpose of regulatory compliance.
4 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 5
Telecommunication
spaces
6 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 7
General The rooms should be clean and free
from any items not directly related to the
Safety and other Temperature
specifications specifications in this document such as:
considerations and humidity
• Non-du equipment
A number of telecom rooms will be All telecom rooms must comply with All telecom rooms must be maintained
required in a building depending on its • Utility pipes municipality and national authority at 20°C ± 3°C and the relative humidity
characteristics. The following room types • Sprinkler systems standards and regulations, such as at 50% ± 10%. However, floor telecom
are required and the details of these those issued by civil defence and utility closets can be maintained within 20°C to
rooms shown below: • Windows companies. Notwithstanding this, it 30°C temperature range.
All telecom spaces and pathways must is expected that the following will be
• Main telecom room
• Mobile service room
be pest controlled using best available
practices. It should be noted that rodents
provided:
The Main Telecom
Room (MTR)
• A
ll telecom spaces should be fitted
• Rooftop mobile service room often gnaw cables resulting in damage with smoke detectors connected to
and the potential for service disruption. the building management system.
• Floor telecom closet A main telecom room must be provided
Hence, special attention should be given to
In multi-storey buildings the telecom rooms preventing rodents from entering telecom • A
ll telecom spaces should be fitted on the ground floor for all multi-storey
should be vertically aligned and linked spaces and pathways. This could involve with emergency lighting. buildings. This room will be used for the
by a shared containment system. This the installation of covers to cable trays; • All containment openings to telecom termination of telecom fibre optic cables
containment system must not reduce the if this is the case these covers must be spaces must be sealed with a and to house telecom equipment, if
minimum requested space. All telecom removable to allow for the installation of regulation fire retardant material. needed, now or in the future.
rooms must be dedicated for the use of additional cables. Generally, the MTR can be shared by both
• All doors to telecom rooms must
du. The rooms must be easily accessible to du Fixed and Mobile services. If a mobile
The walls, floor and ceiling should be be of solid wood core or steel
du personnel 24 hours a day and secured service room is required in the building
painted and treated with anti-dust and anti- construction, fire retardant with a
from unauthorised entry. (more than G+10) the first mobile service
static coating to minimise dust and static minimum rating of 2 hours.
Telecom rooms must not be in close electricity. Walls and ceilings shall receive landing room can be shared with the MTR.
• All doors to telecom rooms must be The minimum combined room dimension
proximity to any sources of the following: primer and finish coat of light colour paint.
outward opening with an automatic should be 4m x 4m x 3m (WxDxH) and
• Heat In order to move equipment into and out door closer system fitted on the maybe increased depending on the
• Moisture of telecom rooms, all entrances must not hinged edge. functions and features of the building.
be smaller than 900mm x 2100mm (WxH).
• Corrosive atmospheric or • All doors to telecom rooms must
environmental conditions be labelled. The room specifications are detailed
• High voltages • The room must be free from in Appendix_1_Figure 5 to 9. If the
contaminants and pollutants. architectural design limits the room
• Radio frequency interference (RFI) sharing, then two dedicated rooms with
• A
ll telecom rooms should have basic
• Electro-magnetic interference (EMI) minimum sizes of 3m x 3m x 3m (WXDXH)
firefighting provision of handheld CO2
each must be provided.
The rooms must not be directly beneath cylinder type extinguishers.
or next to wet areas such as: The room specifications are detailed in
• If the building developer has any
Table-1, Table-2, and Appendix_1_Figure-1
• Showers concerns over safety, especially fire
to 3 and 18.
protection and suppression systems,
• Washrooms
this should be raised with du at the Refer to Appendix_1_Figure-14 to 16
• Swimming pools NOC stage. for Rack elevation layouts details.
• Garbage area
8 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 9
The 3m clearance height specified is the
minimum finished clearance after taking Clustered buildings Floor Telecom The rooftop mobile room must have a
minimum distributed floor load rating
into account allowances for raised floors
(if used), overhead cable trays and any
Group of towers Closet (FTC) of 10 kN/m2.
An opening must be provided with a
other obstructions such as lighting fixtures If a project consists of a cluster of multi-
A floor telecom closet must be provided dimension of 600mm x 400mm (WxH),
and beams. In areas where overhead tenant buildings, then all the requirements
on each floor of all multi-storey buildings. 500mm below the room ceiling in walls
trays are used, a minimum headroom of a single tower still applies. One of the
The floor telecom closet is required to facing the building’s rooftop area.
access of 300mm is required above the buildings will be selected as the location
provide a flexible point for the installation,
tray. Depending on the telecom room for the main telecom room, which usually Space must be reserved on the rooftop of
pulling and maintenance of telecom cables.
usage, a ‘raised floor’ might be required stands in the centre of the cluster or often the building for the installation of mobile
FTC must have a minimum dimension of
inside the MTR having active equipment, times closest to the main telecom duct service antennas. This will vary from
2m x 1m x 3m (WXDXH).
particularly commercial or mixed use entry points. This would require the cluster building to building, but will typically be
buildings. A minimum of 300mm height of buildings to be linked to the designated The floor telecom closet should be at the corners of the building or on any
above the base floor of the room should main telecom room via multicore single provided with two outward opening doors raised structure on the rooftop. The exact
be provided. Tile cutting details are mode fibre cables. The details of this with a minimum total opening of 1500mm details will be defined during the NOC
specified in Appendix_1_Figure-25. In other arrangement should be discussed with du x 2100mm (WxH). The door should be stage. Refer to Appendix _1_Figure-10 for
cases involving residential buildings, raised during the NOC stage. Cabling concept labelled (Floor Telecom Closet حجرة خدمات the complete detailed room layouts for
floor is not mandatory, and will be further is described in the clustered building ) االتصاالت الطابقية mobile service rooms.
advised during the NOC stage. schematic diagram in Appendix_1_ In the case of a multi-storey villas,
The floor level of the room must be
Figure-22. townhouses, G+1 warehouses or small Home consolidation
cabinets
retail shops, floor distribution boxes will
The Mobile
constructed at the same level as the
outside access or corridor. If this cannot be required with a minimum size of
300mm x 300mm x 150 mm (WxHxD), as
Service Room
be met, then a suitable ramped entry with The home consolidation cabinet is a
an anti-slip surface must be provided. A an alternative to replace FTC.
space to house du’s network termination
threshold step of 100mm must also be In high rise buildings which usually equipment. It also serves as the
provided inside the room under the raised (more than G+10) exceed 30 floors, proper planning and distribution point for all local wiring. A
floor to prevent any ingress of water from As mentioned in the MTR section, du Fixed consideration must be given to the FTC consolidation cabinet should be provided
outside the room. and Mobile Services can be combined in space and dimension, which might be in each home. This should be a telecom
The door of the main telecom room one room. The first mobile service room increased. It is highly advisable to seek du cabinet with the following specifications:
must have outward opening with size not can be shared with the MTR to serve the advice and pay close attention during NOC
• M
inimum internal dimensions 600mm
smaller than 900mm x 2100mm (WxH). first 10 floors of the building. If sharing stage to understand the concept of high
x 600mm x 15٠mm (HxWxD) for 24 or
The door should be labelled ‘Main Telecom is not feasible, a dedicated 3m x3m x 3m rise building infrastructure design. Refer to
less CAT6 cables termination per unit
Room’ “الغرفة الرئيسية لالتصاالت (WXDXH) mobile service room can also Table 3 and 4 and Appendix_1_Figure-4
be provided. Accordingly, the mobile for the complete detailed layouts of FTC. • M
inimum internal dimensions 600mm
All cables in the main telecom room x 600mm x 300mm (HxWxD) for more
service rooms must be provided for every
Rooftop mobile
must be properly routed to the desired than 24 CAT6 cables termination per
10 floors thereafter. The locations of the
destinations. For this purpose, an unit
mobile service rooms must be close to the
service room
adequately sized cable tray system must
floor telecom closet (FTC). • W
all mount or flushed mount installation
be installed to maintain the connectivity as
described in Appendix_1_Figure-20 to 21. The mobile service rooms must have a at 1.2m high measured from the
minimum distributed floor load rating of (up to G+10) finished floor level up to the edge of
10 kN/m2. The door dimension must be Rooftop mobile service rooms must be the cabinet.
900mm x 2100mm (WxH) and opening provided on the roof of all multi-tenant • F
itted with RJ45 UTP patch panel and
outwards. buildings up to G+10 and access must be cable management.
The doors should be labelled ‘Mobile provided to the building riser system.
• Fitted with 2-core fibre terminal box.
Service Room’ غرفة خدمات الهاتف المتحرك. The door dimension must be 900mm x
• 2
nos. 13A twin sockets fed from the
Refer to the Table-2 and Appendix_1_ 2100mm (WxH) and opening outwards and
essential power supply with dedicated
Figure-10. should be labelled ‘Roof Telecom Room’
20A circuit breaker.
غرفة خدمات الهاتف المتحرك على السطح.
10 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 11
• Adequate ventilation with ambient • Adequate safe working space around • 2
nos. 13A twin sockets fed from the detector, fire alarm, emergency light
temperature maintained at 20°C – 30°C. the location with ambient lighting. essential power supply with dedicated etc. as per local authority standards.
20A circuit breaker. Any water sprinklers to be avoided.
• Adequate safe working space around • N
ot close to sources of water or heat and
the location with ambient lighting. any electrical distribution or bus bars. • AC and DC earth bars connected to the nos. handheld CO2 cylinder
• 2
dedicated earth pits with resistance less extinguishers to be provided inside
• N
ot close to sources of water or heat • L
abelled with office/retail/building unit
than 1ohm. the room.
and any electrical distribution or bus number.
bars. • D
edicated A/C system (ducted split FCU) • Add 1x63A TP isolator fed with
A layout of a typical office consolidation
with duty and standby units with proper dedicated feeder from essential power
• Labelled with villa or flat number. cabinet is provided in Appendix_1_
interlocking, to maintain the room temp. supply (with generator back up) for
Figure-12 to 13
A layout of a typical home consolidation at 20+/-3°C. GSM equipment – if MTR is shared
cabinet is provided in Appendix_1_Figure-11 between du fixed and Mobile services.
Commercial shell and core • H
eat dissipation can be considered at
to 13
In case of shell and core development 300 Watts/sq.mtr.+3kW per rack. • Heat dissipation of 8kW for GSM
Office consolidation (open space office floor with no pre- equipment- if MTR is shared between
• R
oom should be provided with
defined offices), the building’s contractor du Fixed and mobile services.
adequate lighting and comply with the
cabinets should install one indoor wall mount mini
ODF inside the FTC. The size of the mini
fire and safety requirements like smoke
detector, fire alarm, emergency light etc. Mobile Service
ODF will depend on the number of fibre
Room and Rooftop
Commercial predefined offices, as per local authority standards. Any
cores required based on the floor area water sprinklers to be avoided.
warehouses, sheds, shops.
served. In addition, free wall space inside
The office consolidation cabinet is a nos. handheld CO2 cylinder
• 2
the floor telecom closet must be reserved Mobile Service Rooms
space to house du’s network termination extinguishers to be provided inside the
for future offices terminations. Refer to
room. For all mobile service rooms and rooftop
equipment. It also serves as the the FTC layout as shown in Appendix_1_
mobile service room, all requirements
distribution point for all the local wiring. Figure-4 • Add 1x63A TP isolator fed with
mentioned in Passive MTR must be followed
A consolidation cabinet must be provided dedicated feeder from essential power
Mini ODF specifications are as follows: including the 1x63A TP isolator and the
in each business area. This should be supply (with generator backup) for GSM
• Lockable side panels. heat dissipation requirement. Further advice
a telecom cabinet with the following equipment – if MTR is shared between
will be given during the NOC stage for the
minimum specifications: • Lockable front door. du Fixed and Mobile services.
rooftop mobile service room design.
• M
inimum internal dimensions 600mm • Sufficient cable entries to accommodate • H
eat dissipation to be Increased by 8kW
x 600mm x 300mm (HxWxD) the incoming fibre optic cables. for GSM equipment- if MTR is shared Floor Telecom Closet (FTC)
• Wall mount or flushed mount between du Fixed and Mobile services. • Adequate lighting and 1x13A twin socket
• Labelled with floor number.
installation at 1.2m high measured from For residential buildings, the following fed from the normal building supply
the finished floor level up to the bottom • Labelled ports. requirements need to be provided: with dedicated 20A circuit breaker.
edge of the cabinet.
Electro-Mechanical • 2
nos. 13A twin sockets fed from the • Room should comply with the fire and
• Fitted with RJ45 UTP patch panel and essential power supply with dedicated safety requirements like smoke
cable management. 20A circuit breaker. detector, fire alarm, emergency light
Main Telecom Room (MTR) etc. as per local authority standards.
• Fitted with 2-core fibre terminal box. • One earth bar connected to the telecom
For commercial and mixed used buildings, Any water sprinklers to be avoided.
• Fitted with dual 13A switched socket earth pit with resistance less than 1ohm.
the following requirements need to be • 1x handheld CO2 cylinder extinguisher.
power outlet fed from a dedicated provided: • Room must be provided with adequate
circuit breaker on the domestic supply. lighting. Refer to Appendix_1_Figure-10 for the
• S
MDB inside the room fed from power complete detailed room layouts.
• Sufficient cable entries to accommodate supply (with generator backup) for • Room should be provided with air
the incoming fibre optic and UTP cables. fixed equipment. Refer to the single line conditioning system to maintain the
• Located in an accessible area close diagram in Appendix_1_Figure_27 room temp. at 20+/-3٠C
to the entrance; avoiding areas such as • 2
x32A TP isolators to be provided in the • Room should comply with the fire and
kitchen, laundry room or bedroom. Main Telecom Room - Refer to the SLD safety requirements like smoke
• Adequate ventilation with ambient in Appendix_1_Figure_27
temperature maintained at 20°C – 30°C.
12 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 13
Pathways 14 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 15
General Vertical Horizontal One cable tray following minimum
dimensions must be provided:
specifications Containment Containment • 150mm x 50mm (WxH) with Heavy
Duty Return Flange (HDRF)
The following requirements must be
Multi-storey/multi-tenant buildings Multi-storey/multi-tenant buildings For office/commercial buildings, the
applied to all containment systems:
Risers must be provided in multi-storey/ The horizontal containment for routing horizontal containments should be
• The containment system must be extended till inside the entrance of each
multi-tenant buildings to allow the cables from the floor telecom closets to
designed so that installed cables do office units.
installation of telecom cables from the consolidation points on the served floor
not exceed the minimum specified
main telecom room to the floor telecom can use a number of systems (cable trays,
bend radius. Within homes
closets, mobile service rooms and rooftop conduits, etc.). The solution will depend on
• All metal containment parts must be mobile service rooms. Hot-Dip Galvanized the characteristics of the building. Conduits All UTP cables inside the home must run
free from sharp edges and earth (HDG) slotted steel cable trays must be must only be used when the consolidation through PVC conduit with a minimum
bonded. provided in the risers to carry the telecom point locations are permanent, the cable 25mm diameter from the home
cables between all the telecom rooms. It density is low and the flexibility to modify consolidation point to each dual outlet.
• Telecom riser openings must be sealed
is recommended that the main telecom the routing is not required. Specification If more than one dual outlet is fed by
with a suitable fire retardant material.
room and floor telecom closets should be for the size of this containment is given in a conduit then the size and quantity of
• Cable trays must be easily accessible designed so that they are vertically aligned Appendix_1_Figure-20 to 21 the conduit may need to be increased.
in common areas to facilitate any future within the building. Intermediate PVC junction/pull boxes must
Note: Intermediate PVC junction/pull boxes
provision of additional cables. be provided on individual runs that exceed
Two cable trays, with the following with minimum size of 300mm x 300mm
• Any cable trays that are in areas minimum dimensions are recommended: x 150mm (HxWxD) must be provided on 30m. PVC junction /pull boxes must also
accessible to the public and less than individual runs that exceed 30m. PVC be provided where an individual conduit
• One of 500mm x 100mm (WxH) with run has a sharp change in direction.
4.8m above the floor must be covered. junction/pull boxes must also be provided
Heavy Duty Return Flange (HDRF) for
• Containment systems must not run where an individual conduit run has a
fibre optic cables. Cluster of buildings – groups of towers
through areas exposed to excessive sharp change in direction.
• One of 300mm x 50mm (WxH) with Where a building consists of a group of
heat, moisture, corrosive atmospheric The cable tray minimum dimensions are
Heavy Duty Return Flange (HDRF) for towers (on a common shared podium) all
or environmental conditions, high described below:
GSM cables (covering all floors from of the requirements of a single tower still
voltages, radio frequency interference
last basement till roof). • O
ne 200mm x 50mm (WxH) cable tray apply. In addition, cable trays must be
(RFI) or electro-magnetic interference
with Heavy Duty Return Flange (HDRF) provided linking the main telecom rooms of
(EMI). If it is not possible to provide all of
as a main route from floor telecom all towers, exact requirement to be finalised
the cable trays running vertically then
• For all containment systems a minimum closet to main corridors and then during NOC stage.
horizontal trays of the same size should be
separation must be maintained from branches to each consolidation cabinet
provided. One cable tray with the following
sources of electromagnetic interference. through cable trays of 50mm x 50mm
Note: above cable trays requirements to dimension must be provided:
• The building developer may want to (WxH).
be finalised during NOC stage. • 300 x 100 (WxH) with Heavy Duty
consider redundant containment
Mobile service antennas Return Flanged (HDRF)
systems, particularly in commercial or
Within homes
prestigious developments. du must be Cable trays must be provided to route These trays should be readily accessible
contacted at the design stage to In case of multi-floor apartments/villas, the mobile service antenna cables from the in common areas to facilitate any future
discuss any such requirements. UTP cables between the floors must run floor telecom closets to all common provision of additional cables. However,
through 50mm diameter PVC conduits corridors including all lift lobbies in all if these trays are in an area accessible to
via junction/pull boxes located on each floors including podium and basement. the public and are less than 4.8m above
floor. The junction/pull boxes must have a the floor then the trays should be covered.
minimum dimension of 300mm x 300mm For more details, refer to Appendix_1_
x 150mm (WxHxD). The slab opening Figure-22
for these conduits must be in a suitable
and accessible location in every floor. It
is recommended that all vertical conduit
runs be aligned to ease the installation of
cables.
16 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 17Cables General For fibre cables that need to be installed or
routed outside the building to serve guard
specifications houses or security rooms, or any other
similar facilities, outdoor rated fibre cables
Specifications of all the cables to be used must be used, with the specifications as
must be submitted to du for approval mentioned below:
during the NOC stage. This must also OSP Fibre Cable
include test reports showing that the
performance of the cabling system meets • Outdoor rated
defined requirements. Cable test must be • Single mode
performed using power metre and OTDR • Compliant with ITU-T G.652D
tests, whichever is applicable. Details for • Loose tube inner construction or
cable labelling are included in Appendix_2 Ribbon type for high density cables
• Fibre optic colouring code shall be in
accordance to EIA/TIA-598
Fibre Optic Cables Fibre optic cable requirements –
The quantity of fibre optic cables that from main telecom room to
must be provided and installed from the consolidation points (direct fibre)
main telecom room to the consolidation 2 core (individual pair) fibre optic cables
points or FTC depends on the will be required from MTR up to each
characteristics of the building. apartment, retail shop, and pre-defined
office. It is recommended to apply direct
Drop Fibre Cable fibre installation up to G+30 only to
• Indoor rated drop fibre maintain cable management inside the
• Individual pairs (2-core) FTC and MTR.
• Single mode The fibre cables must be provided
• Suitable for LC/APC connectors from the main telecom room to each
• Bend insensitive, ITU-T, G.657A1, consolidation point and should be of
and compliant with G.652D continuous lengths free from joints,
• Jacket made from halogen free and branches or patching. By default, all the
flame retardant material fibre cables should pass through the FTC.
• Low Smoke Zero Halogen (LSZH) or
Flame Retardant Polythene Sheath (FRP) The fibre cables should be labelled at
both ends with a unique reference for the
Multicore Fibre Cable consolidation point served and the room or
area of origin. Labelling details are included
• Indoor rated
in Appendix_2
• Single mode
• Compliant with ITU-T, G.657A1 All fibre optic cables should be terminated
and G.652D inside the MTR and inside the unit CP
• Jacket made from halogen free cabinet. Refer to Appendix_1_figure-19
and flame retardant material
• Low Smoke Zero Halogen (LSZH)
or Flame Retardant Polythene
Sheath (FRP)
• Fibre optic colouring code shall
be in accordance to EIA/TIA-598
18 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 19Fibre optic cable requirements –
from MTR to FTC (multicore fibre)
Fibre optic cables – from MTR to rooftop
mobile service room
• At the consolidation point the cables
should be terminated on an RJ45 patch Administration and
For high rise buildings exceeding G+30, a
FTC must be selected for every 10 floors.
12 single mode fibre pair cables must be
provided from the main telecom room to
panel and labelled with the socket and
outlet served. labelling scheme
Multicore fibre cable must be installed the rooftop mobile service rooms. 10m of • In each outlet the cable must be All the infrastructure components described
in a mini ODF inside the FTC, where the spare fibre must be left neatly coiled. terminated to maintain the twists in in this document must be clearly and
uniquely labelled. The label information
CAT6 Copper
number of fibre core will depend on the each pair up to within 5mm of the
number of units in each served floor. 2 termination. must correspond with the description on
the as-built drawings.
Cables
fibre cores per unit should be considered
• Proper strain relief should be provided
as the basic foundation of multicore fibre The type of label must be suitable for the
at the terminated ends of the cable.
calculation. object being labelled and its environment.
CAT 6 Copper cables – from • T
he components of the CAT 6 system This is particularly important for cables and
If there are unused fibre cores, these must
consolidation points to tenant outlets must be from the same supplier or at consolidation cabinets where a high quality
be left un-terminated and coiled properly
least compatible to insure maximum printed self-laminating type must be used.
inside the mini ODF and the MTR ODF. To deliver services from the consolidation
performance. For detail of the Labelling scheme refer to
Refer to Appendix_1_figure-26 points to the building outlets, unshielded
twisted pair (UTP) copper cables must • D
esign should incorporate built-in the Appendix_2
Fibre optic cable requirements – be provided. The complete design of flexibility to meet the growing needs
from MTR to FTC (shell and core) this service is the responsibility of the of the occupants.
For shell and core office development, building developer. However, the following • The CAT 6 cabling system must be
one pair of fibre optic cable per 200sq minimum requirements must be followed tested using an appropriate field test
m of leasable commercial area should be for the efficient and effective provision of instrument for compliance with ANSI
provided up to FTC of the same floor. services: TIA/EIA 568-B.2 Category 6 (or
Depending on the building design and built • The cables must conform to a minimum equivalent if a higher specification has
up area, multicore fibre cables from 12 of CAT 6 specification (Category 6, 100 been used)
cores up to 288 cores may be required to Ohm, 4 pair 23 AWG as specified in • Numbering and colouring of the pairs
be installed between the MTR and FTC to ANSI/TIA/EIA 568-B.2 Addendum 1). should be as defined in EIA/TIA 568B,
meet the cable quantity requirement.
• The wiring must be in a‘star’topology SO 11801/EN50173 using the T568B
The fibre cables should be labelled at both fanning out from the consolidation option.
ends with a unique reference for the floor point.
served and the MTR. Labelling details are
• Dual RJ45 outlets with spring load
included in Appendix_2
sliding shutters must be provided
All fibre optic cables should be terminated wherever service is required (all outlets
inside the MTR and in the FTC mini ODF should comply with the performance
cabinet. Refer to the FTC layout as shown specifications as detailed in ANSI/TIA
in Appendix_1_Figure-4 EIA 568-B.2 Addendum 6).
Fibre optic cables – from MTR to all • E
ach socket in the dual RJ45 outlet
mobile service rooms must
be wired back to the consolidation point.
12 single mode fibre pair cables must be
provided from the main telecom room • O
utlets must not be cascaded or looped
cascaded to all mobile service rooms & there must be no splitting of cable
ending at the last mobile service room. pairs.
10m of spare fibre must be left neatly • T
he maximum cable length from
coiled. consolidation point to outlet must
not exceed 90m.
20 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 21Bulk service The consultant is advised to approach du
Bulk service
prior to the Building NOC submission to be
requirements able to assess and decide if sharing the
space with the client is the best approach
application
This kind of service solution usually applies or a dedicated du room is technically
to buildings that are having their own IT recommended for some reason or another.
network and system operator, such as
If a dedicated room is required by du, the
hotels, hospitals, schools, universities,
room specifications as mentioned in the
banks, airports, warehouses, workshops
telecom spaces section must be followed.
and other similar establishments. Sharing
The final du requirements including space,
the client server or IT room with du can be
containment, cabling and power will be
one solution to deliver the services simply
finalised during the NOC stage.
and quickly which is convenient for both
du and the client. In such cases of room Cable connectivity between du and the
sharing, free space inside the client room client rack or room must conform to the
needs to be provided and reserved for du cabling standard of du, as discussed in the
usage. Free space could be either rack unit cable section of this document. Single
space in an existing client rack or a floor mode fibre, UTP CAT6 and multi pair
space inside the room to accommodate CAT3 copper cables are generally required,
a floor mounted rack dedicated for du. to be supplied, terminated and tested.
Final cabling connectivity design including
A letter from the client should be
cable type and quantity will be advised
submitted during the building NOC stage
during the NOC stage. Refer to the
confirming the bulk service request with
Appendix_1_Figure-17
detailed information on the required
telecom services.
22 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 23Other special In both cases the building developer will be
responsible for the maintenance and repair
Lead-In ducts – villa complex Entry boxes must be included wherever
the duct system has right-angles or sharp
requirements
In the case of a villa complex, the building
of lead-in ducts. The lead-in ducts systems bends or other factors to facilitate cable
developer must connect the lead-in ducts
in this document are designed to meet du pulling.
to each villa in the complex. The lead-in
Public phones, ATM machines and retail requirements to serve the development,
duct size must not be reduced until the The following specifications must be
kiosks building or property and must be used for
branching point for an individual villa. followed:
telecommunication purposes. The quantity
Provision needs to be made for the • Constructed with reinforced concrete.
and size of these ducts for different kind of Lead-In ducts – group of buildings
connection of public phones, ATM
developments is detailed in Table-6. Refer • Fitted with a ductile iron frame and
machines and retail kiosks. This must use In cases where the building developer
to the Appendix_1_Figure-23 to 24 cover.
the same design as that prescribed for wishes to share lead-in ducts between
commercial buildings; 2-core single mode The lead-in duct specifications are as a group of buildings (not on a common • Minimum load rating 400kN.
fibre (individual pair) from the main telecom follows: shared podium), then the design needs
• Cover to be marked ‘du – Telecom’.
room to a business consolidation cabinet • Made from black uPVC. must be discussed with du at the design
must be installed. The final requirement stage. • An earth rod must be provided with a
will be finalised during the NOC stage. The • Upmost part of ducts must be buried resistance of less than 5 ohms.
business consolidation cabinet must be in to a depth of 600mm below finished Lead-In ducts - building entry
ground level. Note: A more detailed set of entry box
a secured location. It is the responsibility
Where lead-in ducts cannot be routed specifications and drawings are included
of the building developer/consultant to • Clearly marked above ground level for directly into the main telecom room, Hot- in Table-6
coordinate with du at the NOC stage for easy location. Dip Galvanized (HDG) slotted steel cable
any special or non-standard requirement. Please contact noc.request@du.ae
• Sloping away from the building. trays must be provided as an alternative.
for any OSP design queries.
Entry ducts
These trays must be easily accessible
• Protected by concrete when running
in common areas to facilitate any future
under permanent paved surfaces.
provision of additional cables. However, if
The building developer must provide lead- • Sealed at each end to prevent the these trays are in an area accessible to the
in ducts from the main telecom room to ingress of any materials such as water, public and are less that 4.8m above the
the plot boundary. The exact connection sub-soil, gas, and pests. floor then the trays must be covered.
points at the plot boundary will depend on
whether the du network already reaches • An entry/pull box must be installed for A cable tray of minimum dimensions
the plot. any right-angled or sharp bends in the 300mm x 100mm (WxH) with Heavy Duty
lead-in duct route. Return Flange (HDRF) will be required for
Option 1 – du duct network already exists each plot entry point.
• If required at the entry to the main
• The building developer will be telecom room, a wide-angle long radius
responsible to connect to the du Lead-In ducts – entry box
bend (factory made) may be provided;
ducting system. alternatively an entry box may also be Entry boxes are required to install
• The operator will identify the location provided. telecom cables through the lead-in duct.
and quantity of their lead-in ducts. The type and size of entry/pull boxes
• All ducts must include a draw rope
will depend on the characteristics of the
Option 2 – du duct network is still to be made of twisted mildew and rot
building development. The details for entry
built resistant polypropylene; minimum
boxes are included in the text below and
outside diameter of 6mm; minimum
• The building developer will be summarised in Table-6. The quantity and
tensile strength of 2400lbs/1000kg/
responsible to extend the lead-in duct location of the entry boxes will depend on
to 1m outside the plot boundary. In case of combined plots, two entry the route from the main telecom room to
locations are still required for primary and the network.
• The building developer is responsible
secondary network connections; this will be
for locating and clearly identifying lead
advised by du at the design stage.
in ducts.
24 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 25Appendices 26 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 27
Layouts and labellings
Main Telecommunication Room – Fixed Services Main Telecommunication Room – Fixed Services
Appendix_1_Figure 1 Appendix_1_Figure 2
٣٠٠٠mm.
٣m.
٢ x ٣٢A three phase isolator
AC clean earth bar fed from SMDB-du
AC clean earth bar
du fibre This space is
entry cable ١٣A twin socket fed reserved for
from utility power du – UPS
with dedicated and Batteries
circuit breaker DC clean earth bar
٨٠٠x٨٠٠
٨٠٠x٨٠٠
RACK ٢
Active
du fibre
Rack
mm
٤٠٠٠mm.
mm
Smoke detector entry cable
٣m.
١٣A twin socket fed
connected to BMS from utility power
with dedicated
٨٠٠x٨٠٠
٨٠٠x٨٠٠
RACK ٢
circuit breaker
mm
RACK ١
mm
Raised floor Smoke detector
connected to BMS
٨٠٠x٨٠٠
RACK ١
٢ x handheld
mm
SMDB du
CO٢ cylinder High density Refer to single
extinguishers floor mount line diagram
ODF racks for
building fibres ٢ x handheld
CO٢ cylinder
extinguishers
Building riser
Containment system under the raised floor
Building riser
Containment system under the raised floor
NOTES:
• Building type –Residential
• Number of Units –Up to 300 Units NOTES:
• Building type – Commercial / Mixed Use
• Number of Units – Up to 600 Units
28 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 29Main Telecommunication Room – Fixed Services Floor Telecom Closet
Appendix_1_Figure 3 Appendix_1_Figure 4
٤m. ٢m.
AC clean earth bar Building Riser
Building riser DC clean earth bar
١٣A twin socket
fed from utility
power with dedicated
circuit breaker
١m.
High density Mini - ODF
floor mount
ODF racks for ٨٠٠x٨٠٠ ٨٠٠x٨٠٠ ٨٠٠x٨٠٠ ٨٠٠x٨٠٠ Smoke Detector
٢ x handheld
building fibres mm mm mm mm connected to BMS
CO٢ cylinder
RACK ١ RACK ٢ RACK ١ RACK ٢ extinguishers
٤m.
Passive Active
Component Component
١٣A twin socket fed Racks Racks
from utility power
SMDB du
with dedicated Refer to
Smoke Detector connected to BMS
circuit breaker single line
diagram
This space is
reserved for du
Containment system – UPS and Batteries
under raised floor ٢ x handheld
CO٢ cylinder
١٥٠ mm opening
extinguishers
du fibre entry cable
٢ x ٣٢A three phase isolator fed from SMDB-du
NOTES:
• Building type – Residential / Commercial / Mixed Use
• Number of Units – Up to 1200 Units
30 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 31Main Telecommunication Room - Fixed & Mobile Services Main Telecommunication Room - Fixed & Mobile Services
Appendix_1_Figure 5 Appendix_1_Figure 6
٤m. ٤m.
AC clean earth bar AC clean earth bar
Building riser DC clean earth bar Building riser DC clean earth bar
١٣A twin socket ٦٠٠x٦٠٠ ٦٠٠x٦٠٠ ٦٠٠x٦٠٠ ٦٠٠x٦٠٠
fed from utility mm mm ١٣A twin socket fed mm mm
٣G Rack ٤G Rack ٣G Rack ٤G Rack
power with from utility power
dedicated with dedicated
circuit breaker circuit breaker
Containment system
at high level
Smoke detector
٤m.
connected to BMS
٤m.
Smoke detector
٦٠٠x٦٠٠
High density floor connected to BMS
٢G Rack
٦٠٠x٦٠٠
mm
Wall Mount ODF
٢G Rack
mm
mount ODF racks
٨٠٠x٨٠٠
RACK ٢
mm
Containment system ٦٣A three phase
System ٦٣A three phase
at high level isolator fed
DC
System
from essential isolator fed
DC
building power from essential
٨٠٠x٨٠٠
(for GSM equipments) building power
RACK ١
mm
(for GSM equipments)
١٣A twin socket
fed from utility ١٣A twin socket
power with fed from utility
dedicated power with dedicated
circuit breaker
du fibre entry cable circuit breaker
١٣A twin socket fed from utility power ١٣A twin socket fed from du fibre
with dedicated circuit breaker utility power with dedicated entry cable
٢ x handheld CO٢ cylinder extinguishers circuit breaker
٢ x handheld
CO٢ cylinder
extinguishers
NOTES:
• Building type – Residential
• Number of Units – Up to 600 Units
NOTES:
• Building type – Residential
• Number of Units – Up to 1200 Units
32 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 33Main Telecommunication Room - Fixed & Mobile Services Main Telecommunication Room - Fixed & Mobile Services
Appendix_1_Figure 7 Appendix_1_Figure 8
٥m. ٤m.
١٣A twin socket
High density floor fed from utility power with Building riser High density floor mount ODF racks
Building riser mount ODF racks dedicated circuit breaker
Containment system ١٣A twin socket
under the raised floor fed from utility
Containment system power with
under the raised floor This Space dedicated
This Space
fed from SMDB – du
٢ x ٣٢A TP isolators
٨٠٠x٨٠٠ ٨٠٠x٨٠٠ ٨٠٠x٨٠٠ is reserved du fibre entry cable ٨٠٠x٨٠٠ ٨٠٠x٨٠٠ circuit breaker
du fibre entry cable mm mm is reserved
mm mm mm for UPS
RACK ١ Active for UPS
RACK ١ RACK ٢ Active and Batteries
RACK and Batteries
Rack AC clean earth bar
AC clean earth bar
٤m.
DC clean earth bar DC clean earth bar
٤m.
٢ x ٣٢A three
٢G Rack
٢G Rack
٦٠٠x٦٠٠
٦٠٠x٦٠٠
phase isolator
mm
mm
fed from
SMDB
SMDB-du
Smoke detector Smoke detector (Fixed Equipment)
SMDB
connected to BMS connected to BMS
extinguishers
٢ x handheld
CO٢ cylinder
٦٠٠x٦٠٠ ٦٠٠x٦٠٠ ٦٠٠x٦٠٠ ٦٠٠x٦٠٠
DC DC
mm mm mm mm
System System
٤G Rack ٣G Rack ٤G Rack ٣G Rack
٦٣A three phase isolator fed
٦٣A three phase isolator fed ٢ x handheld
from essential building power
from essential building power CO٢ cylinder
(for GSM equipments)
(for GSM equipments) extinguishers
NOTES: NOTES:
• Building type – Commercial / Mixed Use • Building type – Commercial / Mixed Use
• Number of Units – Up to 1200 Units • Number of Units – Up to 600 Units
34 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 35Main Telecommunication Room - Fixed & Mobile Services Mobile Service Room
Appendix_1_Figure 9 Appendix_1_Figure 10
٥m. ٣m.
١٣A twin socket fed
from utility power
with dedicated Building riser
DC clean earth bar
circuit breaker
AC clean earth bar
Containment system du fibre
under the raised floor entry cable
٨٠٠x٨٠٠ ٨٠٠x٨٠٠ ٨٠٠x٨٠٠ ٨٠٠x٨٠٠
mm mm mm mm du Fibre
RACK ١ RACK ٢ RACK ١ RACK ٢
High density floor entry cable
mount ODF racks ١٣A twin socket fed from
utility power with dedicated
Passive
Component
Active circuit breaker
Component
This Space is reserved
for UPS and Batteries
Racks Racks
Smoke detector
٣m.
AC clean earth bar
connected to BMS
٥m.
DC clean earth bar Smoke detector
connected to BMS
٦٣A three phase isolator fed
٢G Rack
٦٠٠x٦٠٠
٢ x ٣٢A three phase from essential building power
mm
isolator fed from
SMDB-du
(Fixed Equipment)
٢ x handheld
CO٢ cylinder
SMDB
extinguishers
٢ x handheld
٦٠٠x٦٠٠ ٦٠٠x٦٠٠
DC CO٢ cylinder
mm mm
٤G Rack ٣G Rack System extinguishers
Building riser
٦٣A three phase isolator fed
from essential building power
(for GSM equipments)
NOTES:
• Provide Mobile Service Room for ever 10th floor
NOTES:
• Building type – Residential / Commercial
• Number of Units – Up to 1200 Units
36 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 37Consolidated Cabinet Elevation Consolidated Cabinet Elevation
Appendix_1_Figure 11 Appendix_1_Figure 12
٦٠٠mm ٦٠٠mm
٢٤ Port Cat ٦
٢٤ Port Cat ٦
Patch Panel–١U
۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲ ۱۳ ۱٤ ۱٥ ۱٦ ۱۷ ۱۸ ۱۹ ۲۰ ۲۱ ۲۲ ۲۳ ۲٤
Patch Panel–١U
Cable Manager –١U
۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲ ۱۳ ۱٤ ۱٥ ۱٦ ۱۷ ۱۸ ۱۹ ۲۰ ۲۱ ۲۲ ۲۳ ۲٤
Cable Manager –١U
Fibre Terminal Box
ATB with ٢ Core LC/APC Fibre Terminal Box
ATB with ٢ Core LC/APC
١٢ U Adapter
١٢ U Adapter
١٣A twin Socket
١٣A twin Socket
PERFORATED DOOR ٣U – Metallic Support
to hold du CPE PERFORATED DOOR ١U – Metallic Support
to hold du CPE
١٥٠mm
٣٠٠mm
١٢ U consolidation cabinet with ١٥٠ mm depth
١٢ U consolidation cabinet with ٣٠٠ mm depth
12 U Consolidation Cabinet with 150mm depth 12 U Consolidation Cabinet with 300mm depth
38 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 39Mounting Details - Consolidated Cabinet Rack Elevation – Residential Type
Appendix_1_Figure 13 Appendix_1_Figure 14
RACK-1 RACK-2
Mounting option – ١ Cabinet depth = ١٥٠mm / ٣٠٠mm Fibre Patch Panel ٠١ ٠١
(Mounted on the wall) ٠٢ ٠٢
۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲
iPatch
Space Reserved for du
– Supply and installation by du
Fiber
٠٣
B A B A B A B A B A B A B A B A B A B A B A B A
٠٣
٠٤ ٠٤
١٢ U cabinet
٠٥ ٠٥
٠٦
Wall
٠٦
٠٧ ٠٧
٠٨ ٠٨
٠٩ ٠٩
١٠ ١٠
١١ ١١
١٢ ١٢
Building Fibre ١٣ Building Fibre ١٣
١٤ ١٤
Vertical rings Termination ١٥ Termination ١٥
Area ١٦ Area ١٦
١٧ ١٧
٢٠ U – ٢٤ U ٢٠ U – ٢٤ U
1.2 meter to 1.4 meter from FFL ١٨
١٩
١٨
١٩
٢٠ ٢٠
Finished floor level (FFL)
٢١ ٢١
٢٢ ٢٢
٢٣ ٢٣
٢٤ ٢٤
٢٥ ٢٥
Cabinet depth = ١٥٠mm / ٣٠٠mm ٢٦
٢٧
٢٦
٢٧
٢٨ ٢٨
٢٩ ٢٩
Mounting option – ٢
٣٠ ٣٠
٣١ ٣١
This area is ٣٢ This area is ٣٢
١٢ U cabinet
٣٣ ٣٣
(Partial mounted inside the wall) reserved for the
installation of
٣٤
٣٥
٣٦
reserved for the
installation of
٣٤
٣٥
٣٦
Raised Floor Tiles splitters by du ٣٧ splitters by du ٣٧
٣٨ ٣٨
١٨ U ٣٩
١٨ U ٣٩
٤٠ ٤٠
Wall
٤١ ٤١
٤٢ ٤٢
٣٠٠mm.
1.2 meter to
1.4 meter
Finished floor level (FFL)
from FFL
Finished Floor Level
Mounting option – ٣
(Fully Mounted inside the wall)
١٥٠mm / ٣٠٠mm
١٢ U cabinet NOTES:
• Maximum number of fibre cores to
be terminated per rack are 480 cores
• Building type – Residential
• Number of Units – Up to 300 Units
1.2 meter to
1.4 meter
Wall
Finished floor level (FFL)
from FFL
40 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 41Rack Elevation – Commercial Type Rack Elevation – Residential & Commercial Type
Appendix_1_Figure 15 Appendix_1_Figure 16
RACK-1 RACK-2 RACK-1 RACK-2
٠١ ٠١ ٠١ ٠١
Fibre Patch Panel ۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲
iPatch
٠٢ ٠٢
Fibre Patch Panel 1 2 3 4 5 6 7 8 9 10 11 12
iPatch
٠٢ ٠٢
Space Reserved for du Space Reserved for du
– Supply and installation by du – Supply and installation by du
Fiber Fiber
٠٣ ٠٣
B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A B A
٠٣ ٠٣
٠٤ ٠٤ ٠٤ ٠٤
٠٥ ٠٥ ٠٥ ٠٥
٠٦ ٠٦ ٠٦ ٠٦
٠٧ ٠٧ ٠٧ ٠٧
٠٨ ٠٨ ٠٨ ٠٨
٠٩ ٠٩ ٠٩ ٠٩
١٠ ١٠ ١٠ ١٠
١١ ١١ ١١ ١١
١٢ ١٢ ١٢ ١٢
Building Fibre ١٣ Building Fibre ١٣ Building Fibre ١٣ Building Fibre ١٣
١٤ ١٤ ١٤ ١٤
Vertical rings Termination ١٥ Termination ١٥ Vertical rings Termination ١٥ Termination ١٥
Area ١٦ Area ١٦ Area ١٦ Area ١٦
١٧ ١٧ ١٧ ١٧
٢٠ U – ٢٤ U ١٨ ٢٠ U – ٢٤ U ١٨ ٢٠ U – ٢٤ U ١٨ ٢٠ U – ٢٤ U ١٨
١٩ ١٩ ١٩ ١٩
٢٠ ٢٠ ٢٠ ٢٠
٢١ ٢١ ٢١ ٢١
٢٢ ٢٢ ٢٢ ٢٢
٢٣ ٢٣ ٢٣ ٢٣
٢٤ ٢٤ ٢٤ ٢٤
٢٥ ٢٥ ٢٥ ٢٥
٢٦ ٢٦ ٢٦ ٢٦
٢٧ ٢٧ ٢٧ ٢٧
٢٨ ٢٨ ٢٨ ٢٨
٢٩ ٢٩ ٢٩ ٢٩
٣٠ ٣٠ ٣٠ ٣٠
Equipment by ٣١ ٣١
٣١ ٣١
du ١٨- U This area is ٣٢ This area is ٣٢ This area is ٣٢ This area is ٣٢
٣٣ ٣٣ ٣٣ ٣٣
reserved for the ٣٤ reserved for the ٣٤ reserved for the ٣٤ reserved for the ٣٤
٣٥ ٣٥ ٣٥ ٣٥
installation of ٣٦
installation of ٣٦
installation of ٣٦
installation of ٣٦
Raised Floor Tiles active equipment ٣٧ active equipment ٣٧ Raised Floor Tiles splitters by du ٣٧ active equipment ٣٧
٣٨ by du ١٨ U ٣٨ ٣٨ by du ١٨ U ٣٨
by du ١٨ U ٣٩ ٣٩ ١٨ U ٣٩ ٣٩
٤٠ ٤٠ ٤٠ ٤٠
٤١ ٤١ ٤١ ٤١
٤٢ ٤٢ ٤٢ ٤٢
٣٠٠mm.
٣٠٠mm.
Finished Floor Level Finished Floor Level
NOTES: NOTES:
• Maximum number of fibre cores to • Maximum number of fibre cores to
be terminated per rack are 480 cores be terminated per rack are 480 cores
• Building type – Commercial • Building type – Mixed use
• Number of Units – Up to 300 Units • Number of Units – Up to 300 Units
42 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 43Bulk Service Setup Wall Mount ODF
Appendix_1_Figure 17 Appendix_1_Figure 18
Cable Tray at High Level For Building Fibre Cables
du MDF room Client server room
Opening for Fibre Cables
from Building Riser
٣٠٠ mm cable tray
at high level
Splicing Tray Splicing Tray
٢٤ Core SM Fibre 01 01
02 02 ١٢ Core SM Fibre Patch Panel
Patch Panel by du
۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲
i Patch 1 2 3 4 5 6 7 8 9 10 11 12
i Patch
Fiber Fiber
B A B A B A B A B A B A B A B A B A B A B A B A
B A B A B A B A B A B A B A B A B A B A B A B A
03 03
١٢ Core SM Fibre Patch Panel
04 04 ٢٤ port Cat ٦ Patch Panel
05 05
۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲ ۱۳ ۱٤ ۱٥ ۱٦ ۱۷ ۱۸ ۱۹ ۲۰ ۲۱ ۲۲ ۲۳ ۲٤
۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲
i Patch
Fiber
Ring
B A B A B A B A B A B A B A B A B A B A B A B A
06 06
07 07
٢٤ port Cat ٦ Patch Panel ٥٠ Pair ١١٠ Block for Cat ٣
Ring
08 08
09 09
Copper Cables
۱ ۲ ۳ ٤ ٥ ٦ ۷ ۸ ۹ ۱۰ ۱۱ ۱۲ ۱۳ ۱٤ ۱٥ ۱٦ ۱۷ ۱۸ ۱۹ ۲۰ ۲۱ ۲۲ ۲۳ ۲٤
10 10
11 11
٥٠ Pair ١١٠ Block 12 12
13 13 ١ U – Cable Manager
for Cat ٣ Copper Cables 14 14
15 15
16 16
17 17
18 18
19 19
Ring
20 20
21 21
22 22
23
24
23
24
Ring
25 25
Client
26 26
Splicing Tray Splicing Tray
27 27
Wall Mount ODF
28 28
This area is ۲۹
30
reserved for the 31
server ۲۹
30
rack
31
installation of 32
33
32
33
active equipment 34 34
35 35
by du ١٨ U 36
37
36
37 Ring
38 38
39 39 Ring
40 40
41 41
42 42
Perforated door
٣٠٠mm.
Finished Floor Level Du Fibre Entry Cables
NOTES: ٢ Core LC/ACP
The bulk service cabling minimum requirements between du Adapters Sub rack for du splitter
rack and client server rack are as below: Finished Floor Level (FFL)
Installed at ١ meter to ١٫٢ meter from FFL
1) 12 core single mode fibre cables
2) 24 number of CAT6 cables
3) 50 Pair of CAT3 cables Wall mount ODF inside MTR/FTC
All cables should be terminated at both sides (inside du rack and
client rack) in 42U cabinets - the distance between the two racks
should be less than 70 meters
44 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 45Fibre Terminal Box Schematic Diagram with Separate MTR
Appendix_1_Figure 19 and Mobile Service Rooms
Appendix_1_Figure 20
Building Type – Residential /Commercial/Mixed Use
12cm (W) Roof Top
Roof Floor GSM room
٢٠٠mm Cable Tray for
2 Core fibre cable
Mobile Service Room at Every ١٠th Floor
Horizontal Distribution
FTC
entry to the fibre ٣٠th Floor ROOM
Unit -X1 Unit -06 Unit -04 Unit-02 Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
terminal box
2 core fibre
Option-1 ٢٠٠mm Cable Tray for Mobile Service Room at Every ١٠th Floor
cable entry to
Horizontal Distribution
FTC
the access Minimum 1 meter ٢٠th Floor Unit -X1 Unit -06 Unit -04 Unit-02 ROOM Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
terminal box pigtail inside the FTB
Option-3
Mobile Service Room at Every ١٠th Floor
9cm (H)
FTC
١٠ th Floor ROOM
Terminate the end
Unit -X1 Unit -06 Unit -04 Unit-02 Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
of the pigtail-1 to
Core-1 of SM fibre cable FTC
٥th Floor ROOM
Unit -X1 Unit -06 Unit -04 Unit-02 Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
Terminate the end
٥٠mm Cable Tray ٥٠٠mm Cable Tray for Building Fibre Cables ٣٠٠mm Cable Tray for GSM Cables
of the pigtail-2 to
1 2 FTC
Core-2 of SM fibre cable
١ st Floor Unit -X1 Unit -06 Unit -04 Unit-02 ROOM Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
٣٠٠mm Cable Tray between MTR and Mobile Service Room
)
MTR Room Mobile Service Room
(D
for Fixed Services (GSM)
m
Ground Floor
5c
2 core fibre cable entry to
2.
the access terminal box Ducts for du Ducts for du
Option-2 2 core fibre LC/APC adapter rd
entry Cables entry Cables
٣ Basement Floor
٣٠٠mm Cable Tray between MTR and Entry Ducts
Fibre Terminal Box (FTB) inside 12U cabinet
NOTES:
An Unit would be Apartment, Retail shop, Pre-defined
office, Reception, Security room, BSM Room, Child
Play Area, Restaurant, GYM, Penthouse etc..
46 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 47Schematic Diagram with Combined MTR Schematic diagram – Clusters of Building
and Mobile Service Rooms Appendix_1_Figure 22
Appendix_1_Figure 21
Building Type – Residential/Commercial/Mixed Use Plot Limit Plot Limit
Roof Top
Roof Floor GSM room
٢٠٠mm Cable Tray for
Building Building Building
٢ ٣
Mobile Service Room at Every ١٠th Floor
Horizontal Distribution
FTC ٤
٣٠th Floor Unit -X1 Unit -06 Unit -04 Unit-02 ROOM Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
MTR MTR MTR
Common Podium Level
٢٠٠mm Cable Tray for Mobile Service Room at Every ١٠th Floor
Horizontal Distribution
FTC
٢٠th Floor Unit -X1 Unit -06 Unit -04 Unit-02 ROOM Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
Main
Mobile Service Room at Every ١٠th Floor
FTC MTR
th
١٠ Floor Unit -X1 Unit -06 Unit -04 Unit-02 ROOM Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
٥th Floor
FTC
ROOM Building
١
Unit -X1 Unit -06 Unit -04 Unit-02 Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X
٥٠mm Cable Tray ٥٠٠mm Cable Tray for Building Fibre Cables ٣٠٠mm Cable Tray for GSM Cables
FTC
١ st Floor Unit -X1 Unit -06 Unit -04 Unit-02 ROOM Unit -01 Unit -03 Unit-05 Unit-7 Unit-9 Unit- X MTR MTR
Combined MTR and Mobile Service Room
Building Building
Plot Limit
Ground Floor
for Fixed and GSM services ٦ ٥
Ducts for du Ducts for du Plot Limit
entry Cables entry Cables
٣ rd Basement Floor Provide minimum of ٣٠٠ x ١٠٠ mm Cable tray
Ducts for du fibre entry
from Main MTR to MTR of each building
٣٠٠mm Cable Tray between MTR and Entry Ducts cables
Provide high density fibre cables from Main MTR
to MTR of each building in Star Topology
48 // Building Infrastructure Guideline v.5 // Building Infrastructure Guideline v.5 49You can also read
