EtisalatBuildingDesignGuide

Design guide

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Subject Intro duc tion General t elec om requirements Civ il requirements ap plicable or all types o b uil ding s Entry box Entry pip es Mai n telecom ro om F loor telecom room Roo-top telecom room Ris ers rom main telecom roo m to individual o ors F loor dis trib uti on box F lat dis tributio n-rom indoor equipment c abinet V illa oor distribution-rom indoor equi pment cabinet Installat ion o in-building fbre drop cab les High-rise buildings Single villas Etisalat t elec om requirements Etisalat t elec om requirements-Table 1 Etisalat t elec om requirements-Table 2 St ructured Cabling Syst em (SCS) Cabling & termination Telecommunication c abling Telecommunication s ocket Acces sories Horizontal subsys tem ( UTP Cab les) Cable capaciti es i n trays conduits Indoor equipment cabi net 19” A) Free s tanding types B) Wall-mounted ty pe c abinets Under-oor sys tems Mai n elements o  under-oor raceway sys tems Protect ion rom electromagnetic intererence Electrical requirements Important notes List o annexures

Index

Page 2 3 3 3 3 4 4 4 5 5 6 6 6 6 7 7 7 8 9 9 9 9 10 10 11 11 11 12 12 12 13 15 15 16

Design guide

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Introduction Telecommunicationisnowanintegralpartosocial, economicandpoliticalissuesotheworld.Networkso theuturewillbedigitalandintelligentandwilloerhigh transmissioncapacityandexiblebandwidth;inaddition, theywillbeeasilyaccessedandconnectedwhileits serviceswillbepersonalandtailoredtoindividualneeds. Thesewillallowustointeractinwayspreviouslynot possible-availableatanytimeandanyplace.Inaddition toprovidingentertainmentandbusinessservices,networks otheuturewillprovideeducation,healthandother publicservices. Majoradvancesincommunicationstechnologyhave substantiallywidenedtherangeoservicescarriedby thenetwork.Satellites,microwaveradio,opticalcable links,digitalswitchingandtransmission,oerapotential ortheimprovementoqualityandortheextensiono accesstothemostremoteareas.Thepaceotechnological changeisincreasingwhilethemagnitudeodemandsthe uturewillmakeonourcreativityandcapacitytoadapt isgreat.Customerswilldemandmorethanjuststateo-the-arttechnology;theywillwantconvenienceand increasedcontrolintheirlivesthataordableinormation accesscanprovide.Whilebusinesseswilllookortotal telecommunicationssolutionsthatwillnotonlyenable themtoremainproductiveandcompetegloballybutwill alsogivethemacompetitiveedge.

Introduction

Etisalatcanbewell-placedtomeetthesechallengesahead andmeetthevariedneedsoourlocalandinternational customersandpavethewayortheregion’snewdynamism inthetelecommunicationsindustrywellintothe21st century. Astechnologyandmodeotransportarechangingast,a broadapproachtosuitalluturetypeoserviceswillhave tobeborneinmind,whiledesigningtheinrastructuresor buildings.AproperlydesignedbuildingwithclearAccess Pathsupportsthetripleplayservices,viztelephony,data andvideoservices.Also,supportsutureadvancedservices, warrantinghigherspeedsandhigherbandwidth,plannedto beavailableinnearuture,orasterprovisionoservices. Thepresentbookletistoprovideguidelinesorconsultants, contractorsandthedetailsonthein-buildingacilities requiredtobeconsideredatthedesignstage. Thedetailsprovidedareageneralinsightandtheminimum requirementsoEtisalatorthenewbuildings,primarilyto developanddeployFTTX(FibretoHome),basedonGPON technology.

Design guide

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Generaltelecomrequirements

contractorsmustnotdeviateromthestipulatedlocation

Toprovidetelecomservices,theinternalconcealedpipe andotherassociatedrequirementsvaryorthedierent buildingtypes.Thevarioustypesobuildingsaregrouped ascommercialbuildings,residentialtowers,warehouses, mediumhigh-risebuildings,shoppingcomplexes,retail houses,rowhouses,independentvillas,campusvillas, labourcamps,mosques,petrolpumps,etc.

•Anearthrodmustbeprovidedattheentrybox.The requiredearthresistanceshouldnotexceedmorethan5 ohms

Thebuildingowners,builders,propertydevelopers, consultantsandcontractorsareadvisedtoprovidethe variousin–buildingrequirements,asapplicable,toensure timelyprovisionoservices.

TheentrypipesareuPVCducts.Theseductsaretobe extendedromtheentryboxtowardspremisesandtowards Etisalatlineplantlocation.

Civilrequirementsapplicableforalltypes ofbuildings Entrybox Entryboxisanundergroundjointboxbuilt,exclusivelyto allowinstallationoEtisalatundergroundcablenetworkto thecustomer’spremises. •Theentryboxisareinorcedconcretestructure,witha heavydutyDuctileIronFrameandCoveroratinggrade‘A’ andsizeis60x60x80cm.Thecovershallhavemarkingas “Telephones” •Thelocationotheentrybox,dependsonthelocationo existing/proposedEtisalatexternallineplant •Theentryboxshouldbeconstructedatamaximum distanceo1meterromplotline.Iitisnotpracticalto installwithintheplot,theninstallitoutsidetheplot.Make sureittouchestheboundarywall •Duetothevariablesinvolved,itisessentialtoconsult Etisalatatthedesignstage,todecidethelocation otheentryboxandentrypipe.Theconsultants/

•ForentryboxsizedetailspleasereertoTableNo.1

•Entrypipesmustbeassigned,exclusivelyorEtisalat telecommunicationservices •Entrypipesmustbeprovidedwithadrawropemadeo nylonominimum6mmdiameter

•Ithetelecomroomisproposedinthebasement,an automaticsumpdrainingsystemmustbeprovidedto handlewaterseepages •Theductentrytobuildingmustbesealedairandwater tight

•Forthenumberandsizeoentrypipes,orthevarious typesobuildings,pleasereertoTable1

•Forthemaintelecomroomsize,pleasereerTableNo.1

Maintelecomroom

Floortelecomcloset

Maintelecomroomshouldbeadedicatedroom.Thisisto beprovidedeitheronthegroundoororbasementorin thefrstoorormezzanineoorothebuildingorthe purposeoterminatingtelecommunicationcablesandto housethepresent&uturetelecomequipment.Theroom mustbeexclusivelyorEtisalatuse

Floortelecomclosetisadedicatedclosetandrequiredon eachoororthepurposeoroutingand/orterminating telecommunicationcables.Theroomshouldbeexclusively orEtisalatuse

Entrypipes(Lead-inducts)

•Entrypipesshouldbelaidatadeptho60cmromthe proposedfnishedpavinglevel.Theentrypipemustbe protectedwithconcretetopreventdamages •Entrypipeshouldbeextendedtotheentryboxand beyondtothenearestexistingEtisalatplantlocation,or1 meterromplotlimitorasadvisedbyEtisalat •TheentrypipeshouldbeouPVCmaterialandoblack color •Theopenendsotheentrypipemustbeproperlysealed, toprevententryosub-soilmaterialsandingressowater

•TheroommustbeeasilyaccessibletoEtisalatPersonnel 24hr./day,(alldaysincludingweekends).Theroom mustbeclean,dryandreeromdustandsecuredrom unauthorizedentry •Adequatelightingandminimumoour20ampand 240voltA.C.Mainsoutletromadedicatedcircuitbreaker shouldbeprovided

•Locationoentrypipesmustbeclearlymarked,above groundoreasylocation

•Theroommustbeair-conditionedanda“raisedoor”o minimum30cmshouldbeprovidedirequired,depending onthetelecomroomusage

•Buildingcontractorsshallberesponsibletolocatethe installedentrypipesonsite,irequestedbyEtisalat

•Theroommustbeprovidedwithagoodearthrodonot morethan5ohms

•Noright-angledsharpbendsshouldbeinstalledthrough outtheductlength,exceptonewide-angle,longradius bend(actorymade)attheterminatingendotheduct, insidethemaintelecomroom.Alternatively,atthelocation othewideanglebend,acablepullboxominimumsize 600(L)x700(W)x800(D)mmmustbeprovided

•Thedooropeningortheroomshouldswingoutwards •Theoor,rooandsurroundingwallothetelecomroom, shouldbereeoanyconcealedwater/drainagepipesand air-conditioningductspassingthrough •Theroommustbeprovidedwithanemergencylight,a smokedetectorandafrealarm

•TheclosetmustreadilybeaccessibletoEtisalatpersonnel andequipment24hr./day,allthedays,roundtheclockand thecloset,cleandry,andreeromdustandsecuredrom unauthorizedentry •Thedooropeningortheclosetshouldswingoutwards, whenopened •Fortheoortelecomclosetsize,pleasereerTableNo.1 Roof-toptelecomroom Roo-toptelecomroom,isadedicatedroomtobeprovided ontheroo-topotheproposedmulti-storeybuildings, exclusivelyorEtisalatuseandsecuredromunauthorized entry.Theminimumroo-toptelecomroomsizeshouldbe 3(L)x3(W)x3(H)meter •Theoorloadingothisareamustbemaximumpossible, tosupportutureinstallationotelecommunications equipment •Anopeningosize60x40cmtobeprovidedonthewall otheroom,acingtheterrace,50cmbelowtheroom ceiling

Design guide

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•Thelocationotheroomshouldbewithinthevertical structureothebuilding,withdueconsiderationsorload saetyprovisionsandtoextendrelatedacilitiesrequired suchasair-conditioning,3-phasepower(Distribution Board)DB,earthinglessthan5ohms,adequatelighting, one13amp240vACpowersocketandonetelephone socket •Theroommustbeprovidedwithanemergencylight,a smokedetectorandafrealarm

Thetowersmustbeinter-connectedatthemaintelecom room,byseparatecabletraysominimum2nos.andsize 200x50mmorthroughoorracewayspassingthrough acommonareabetweenthetwobuildings.Thesizeo theoorracewaysistobedecidedatthedesignstageby Etisalat.Thesamerequirementsalsoapplytomezzanine andpenthouseoors.Thetelecomcabletraysshouldhave adequateseparationromelectricalcabletrays.Electrical cabletraysshouldnotcrossthetelecomcabletrays. Floordistributionbox

•TheroommustreadilybeaccessibletoEtisalat personnelandequipment24hreveryday,allthedays, roundtheclockandtheroommustbeclean,dryandree romdust Risersfrommaintelecomroom to individual oors Therisersarerequiredinmultiple-storeybuildingsor theinstallationotelecomfbreopticcablesrommain telecomroomtootheroors,asdetailedbelow:•Galvanizedslottedironcabletrays(minimum200x50 mmHDRF(HeavyDuty,ReturnFlange)shouldbeprovided romthemaintelephoneroom,toeachtelephonecloset andextendeduptotherootelephoneroom •Theriserstoeachoormustbesymmetricaland verticallyinlinewiththemaintelecomroom. However,wherethemaintelecomroom,oortelephone closetandrootelecomroomsaretobelocatedone belowtheotherinverticalline,acontinuouscabletrays/ conduitsmustbeprovidedwithpullboxes/accesspanelsat everyturningpointandatintervalo15meterseach,upto themaintelecomroom.Rightangleorsharpbendsareto beavoided •Iabuildingconsistsomorethanonetower,allthe abovespecifedrequirementsarerequiredineachtower

Floordistributionboxesaremetallicboxes,concealed, locatedonthewall,wheretheinternalconduitromevery atisterminated.Theseemptyboxes,shouldbelocated closetotherisersandcanbemorethanone,depending uponthenumberoatsandconduitsproposedtobe terminated.Thesedistributionboxesacilitatetoroutethe fbreopticcablestothepremisesdirectandthenumbero cablescorrespondstothenumberoat/premises. •Thedistributionboxesshouldbeosizenotlessthan 30(L)X30(H)X15(D)ushmountedonwallandshould befxedinsidethetelecomclosetoeachoor.Asuitable hingedcovermustbeprovided •Itshouldbeinstalledataheighto120cmabovethe fnishedoorlevel

•Asingleconduitoatleast25mm(1inch)internaldia., blackandouPVCmaterialshouldbeprovidedromeach oordistributionboxtotheindoorequipmentcabineto eachofce,residence,atandotherindependentareasin thesameoor •Etisalatshouldbeconsultedtoenhancetherequireme •Etisalatshouldbeconsulted toenhancetherequirements, nts, ithebuildingisdesignedo ithebuildin gisdesignedorcommercial rcommercialuse use Flatdistribution –fromindoorequipmentcabinet •Asecuredindoorequipmentcabinetshouldbeo minimumsize12Uandwidth600mmanddepth515mm tohousetheOpticalNetworkUnit(ONU),powersockets andpatchpanel/IDCmodulesandbattery.Thecabinet shouldbeushmountedonwall.Thecabinetshouldbe dedicatedtoeachofce/residentialatandtobesitedina securedplace.Thelocationshallbesuitableortechnician’s access,whenrequired  •Thelocationotheindoorequipmentcabinetshouldbe atacommonpoint,wherealltheinternalconduitsmeet andtheStructuredCablingSystem(SCS)onastartopology canbeinstalled.However,thearthestsocketmustnot exceed90mromthecabinet

•Theconduitsleadingromtheoordistributionbox towardsat,shouldnotbelessthan25mmdiameter

•Twopowersocketsarerequired,insidetheindoor equipmentcabinet,orpoweringtheopticalnetworkunit andbatteryrectifer

•Adequatesaeworkingspaceistobeprovidedaround eachlocation

•Thecabinetdistributionboxlocationshouldnotbe adjacenttoanyelectricaldistributionorbusbars

•Thedistributionboxesonaoor,shouldnotbelinkedto orserveanyotheroorothebuilding

•Thecabinetdistributionboxshouldbeinstalledata heighto120cmabovethefnishedoorlevel

•Thedistributionboxeslocationshouldneverbenearany electricaljunctionboxorbusbars.Adequatesaeworking spaceshouldbeprovidedinrontoeachbox

•Allinternalconduitsshouldbeoadiameternotless than25mm(1inch)toextendthestructuredcablesrom ONUtoSCSsocketlocationsateachroom

Villadistribution -fromindoorequipmentcabinet •Asecuredindoorequipmentcabinet,shouldbeo minimumsize12Uandwidth600mmanddepth515mm tohousetheOpticalNetworkUnit(ONU),powersockets andpatchpanel/IDCmodulesandbattery.Thecabinet shouldbeushmountedonwall.Thecabinetshouldbe dedicatedoneachvillaandtobesitedinasecuredplace. Thelocationmustbesuitableortechnician’saccess,when required •Asecureddistributionboxosize30(L)x30(H)x1 butionboxosize30(L)x30(H)x15(W)cm 5(W)cm ushmountedonwallisrequiredineveryoorothevilla, ordistributingSCS,romtheindoorcabinet •Theoordistributionboxshouldbekeptataconvenient andeasilyaccessiblelocationwheretheoordistribution conduitsareterminated.Itshouldbeinstalledataheight between40cmand120cmabovethefnishedoorlevel •Thedistributionboxesondierentoorsoavillashould beconnectedthroughaPVCconduit,oa50mmdiameter •Thedistributionboxshouldhaveone50mm(2inch) conduittotherootopothevilla,romthecabinetor romthetelephoneentryductlocation,inordertoprovide accesstocablesromtheantenna Installation of in-building bre drop cables High-risebuildings Thebuildingownershouldinstallaminimumo2corefbre dropcables,romthemaintelecomroomODFlocation totheindoorcabinetlocationoeachat/premises. TerminationothesefbresshouldbebyEtisalatonthe ONUandODF.Installertoleaveanextralengtho3mo cableoneitherendorterminations.Thecablesmustbe suitablylabeled

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Design guide

www.etisalat.ae

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Etisalattelecomrequirements TheTableNo.1below,detailsthedierentrequirements orthevarioustypesobuildingsandtypes.

Inallothercases,the2coredropcablesshouldbe extendedtotheODFlocationinthetelecomroom, bytheowner.

Bldg Types

Single villa

Complex of villas

Bldgs (G+5) or Building area upto 3000 m 2

Telecom Requirements

Entry Box

Single villa

Bldg Types

Bldg floors (G+6) to (G+10) or Bldg of 100 tenants or Bldg area upto 7000 m 2

Bldg floors (G+10) and more or over 100 tenants or Bldg area more than 7000 m 2

Shopping malls

Palaces & hospitals

Group of shops & sheds

Size: JRC-4 Joint Box (Etisalat standard)

Size: JRC 12 Joint Box (Etisalat standard)





Size: 60x60x80 cm with Grade A cover

Location: Within the compound and at Max 1 m from compound wall line

Location: Depends upon the layout

Location: Within the property, near plot line. Additional Boxes at all turning points of lead-in



Location: Depending on the layout

Location: Depending on the layout

Position: Within land plot where lead-in branching to other blocks end at turning points

A single (2”) inch pipes/duct towards the villa & single x (2”) inch pipes/ducts to be extended outside the plotline towards Etisalat Network

A single (4”) inch pipes/ducts to be extended one meter outside the plot line towards Etisalat Network. Internal Distribution within plot to be in accordance with Etisalat advise

2x (4”) inch pipes/ducts towards the building and four x (4”) inch pipes/ducts towards the Etisalat Network

2 x (4”) inch pipes/ducts towards the building and four x (4”) inch pipes/ducts towards the Etisalat Network




A single x (4”) inch pipes/ducts to be extended one meter outside the plot line towards Etisalat Network.

A diversity entry route may also be provisioned




12U (H) x 600 mm (W) X 515 mm (D) flush mounted on wall, per villa

42U (H) x 800 mm (W) X 800 mm (D) Stand alone type 19” equipment Cabinet





Apartment Indoor 12U (H) x 600 mm Distribution Cabinet (W) X 515 mm (D) std 19“ Rack flush mounted on wall

Table 1

Floor Telecom Closet

12U (H) x 600 mm (W) X 515 mm (D) flush mounted on wall

Size: One 30x30 x15 cm box recessed inside the wall for each floor. Location: Convenient location with 1 meter free wall space around and at a height between 40-120 cm above finished floor level.

Main Telecom Room Entry Pipes/Duct Pipes/Duct

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Riser Cable Trays

No requirements

No requirements

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Bldg floors (G+10) and more or over 100 tenants or Bldg area more than 7000 m 2

Shopping malls

Palaces & hospitals

Group of shops & sheds

Size: One 30x30x15 cm box flush to wall





Location: To be provided in Location: each floor Telecom Convenient location Closet with one meter free wall space around and at a height between 40-120 cm above finished floor level.

Location: To be provided in each floor Telecom Closet





Size: 2x3x3 (LxWxH) meters for villas more than 10 numbers

Size: 2x3x3 (LxWxH) meters






Location: In the ground floor common area.





No requirements

Size: Closet (LxWxD) 100x60x60 cm






Location: In common area

Location: In common areas


Location: In common area



2 0x 0x 5 c m cable trays

20x5 cm cable trays

20x5 cm cable trays

20x5 cm cable trays

20x5 cm cable trays

No requirements

Complex of villas

Bldgs (G+5) or Building area upto 3000 m 2

Bldg floors (G+6) to (G+10) or Bldg of 100 tenants or Bldg area upto 7000 m 2

Per single villa. Size: One 30x30x15 cm box recessed inside the wall for each floor.

Size: One 30x30x15 cm boxes flush to wall

Telecom Requirements

Floor Distribution Box

Size: 60x60x80 cm.

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Inthecaseosinglevillas,Etisalatwillextendand terminatetheFOcable,directlyintheONU.

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Singlevillas

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Table 1 (Continued)


Design guide

www.etisalat.ae

StructuredCablingSystem(SCS) TodelivertheservicesromtheONU,aSCSSystemonstar topologyisrequired.Theminimumrequirementisstandard CAT6cablewithRJ45connectivity.ASCSdesignbeing projectspecifc,adiscussion,withcompletedetailsis recommendedwithsystemdesignersandEtisalat. However,theollowingarethegeneralminimum requirementsostructuredcablingsystems,orprovision oservice.

Cabling&termination Telecommunicationcabling •Thecablesusedorthesewiringmustcomplywith minimumCAT6standards •TheplannedSCScableshouldmeetthedesignedservice requirementswithintheparticularatlevelandshould havebuilt-inexibility,tomeetgrowingneedsothe tenants •AllSCScablesaretobeproperlylabeledandterminated, intheRJ45socketsandin-patchpanelorinCAT6 compliantIDCmodulesbytheowners •Buildingownerisresponsibleorreplacementoinbuildingcablesandotherfxtures,ithesebecomeaulty •CablediagramsmustbesubmittedtoEtisalator approvalatthedesignstageandas-builtisrequiredon completion •Cablesandotheraccessoriesrequiredorblockwiring maybepurchasedromanyreputablesourceprovidedthat thematerialmeetsstandards •ThenameandcontacttelephonenumbersotheSCS installer,shouldbelabeledatappropriatelocation

•CompletedSCSshouldbesubjecttoacceptanceby Etisalat.However,thedesignandperormanceotheSCS systemshouldbetheresponsibilityotheinstaller/owner •Anyupgradingrequiredinthein–buildingacility, telecommunicationcables,duetoeitherenhanceddemand, changeinbuildingstatusordamageshouldbeprovidedby buildingowner •ThesupplyandterminationoUTPcablesonpatch panelorIDCmodulesandsocketslocationsshouldbethe responsibilityotheinstallers/owners •Etisalatwouldsupplyandinstall,mainODFs,miniODFs andopticalnetworkunits(ONUs).Alljumperingsand patchingsintheODFs,patchpanelsinONUswouldbethe responsibilityoEtisalat.Buildingowners/contractorsor othertechniciansaretotallyprohibitedtocarryoutthese unctions Telecommunicationsocket AlloutletsshouldbeCategory6perormance,outlets mountedinshutters,typicallyindual,tripleorquad ormationinasingleordoublegangwhiteaceplate. AllRJ45outletsshouldbefttedwithspringloadedsliding shutterstopreventtheingressodirtanddust. •Provisionoratleastonedualsocketor telecommunicationservicesshouldbemadeineveryroom includingkitchen.Conduitwithnotlessthan25mm shouldbeconnectedbetweenthesocketlocations •Everysocketmustbeconnectedwithaminimumoour pairSCSCat6cable,ollowingstartopology.Incaseo hotelbuildings,theprovisionotelecommunicationsocket shouldalsobeextendedtothebathrooms •Telecommunicationsockets,cablesandassociated acilitieswithinthevariousroomsandpremisesaretobe providedbythebuildingowner

Accessories AllaccessoryplatesshouldbedualorquadwhitePVC plated.Theuseoanyspecialaceplate,whichmaybe specifctoanyothermanuacturer’sproductrange,suchas brassfnish,etc.shouldbereviewed. Thechoiceooutletsdistribution,locationandtype,either itissingle,dual,orquad,theoptimumrequirementsin eacharea,ultimatenumberooutletsineverylocations, exibilityandmaximumusage,shouldbetheresponsibility oconsultants. Horizontalsubsystem(UTPCables) AllhorizontalcablesshouldbebasedontheCategory6 perormancecompliant. Allconductorsineachcableshouldbeconnectedtoa singleRJ45socketattheworkareaoutletsandpatch panel.Eachcableshouldbeterminatedtomaintainthe twistsineachpairwithin5mmothetermination.Proper strainrelieshouldbeprovidedorthecableattheoutlets andpatchpanel,avoidingstrainontheconductors Colourcodingortheterminationshouldbeasperthe ollowingtable. Pair

Ti p

Ring

1

White

Blue

2

White

Orange

3

White

Green

4

White

Brown

Horizontalcabling •Thephysicaltopologyothehorizontalcablingshould beconfguredasastarwitheachoutletconnecteddirectly

toaat/apartmentdistributionboxinsidetheator apartment.Noloopingocablesromoutlettooutletis permitted •Thehorizontalcablingistobeprovidedtosingle,dual, tripleandquadoutletsthroughout •Thelengthocablebetweenthearthest telecommunicationsoutletandthedistributionboxshould notexceed90m(295t.) •Aminimumotwotelecommunicationsoutletsshouldbe providedoreachindividualworkarea.Theoutletsmaybe locatedwithoneormoreaceplatesintheworkarea Horizontalpathways •Horizontalpathways(conduits,sleeves,cabletrays, etc.)areusedortakingthecablesromtheoor telecommunicationsroomtothetelecommunications outletsinthesameoor •Avarietyomethodsareavailableandthechoiceo selectionomethodshoulddependonthepurposeothe oorareatobeserved(i.e.generalofcespaces,apartment dwellings,etc.) Conduits •Theuseoconduitsasahorizontalracewaysystem shouldonlybeconsideredwhentheoutletlocationsare permanent,thedevicedensitiesarelowandexibilityis notrequired •Theminimumsizeoaconduitpipeusedasa horizontalpathwayromthedistributionboxtothe telecommunicationsoutletshouldbe25mm(1inch) •Fortheconduits,theinsidebendingradiusshouldalways beatleast10timestheinternaldiameter

Design guide

www.etisalat.ae

•Minimumoonenylondrawwiremustbeinstalledina conduit •Pullboxesshouldbelocatedsuchthattheyarereadily accessibleatalltimes.Pullboxestobespacedata maximumo15maparttominimizecablestressduring installationandtoprovideserviceabilityintheuture •Conduitsmustbereeromsharpedges,topreventcable damageduringandsubsequenttopulling •Conduitsprotrudingthroughaoorshouldbe terminated;aminimumo50mmromtheoortoprevent waterorotherliquidsromowingintotheconduits MaximumnumberoUTPcablesinsideaconduit, recommendedortheinstallationoaStructuredCabling Systemisasollows: C on on du du itit t t ra ra de de  size

I nt nt er er na na ll di di a (mm)

N o. o. o o f f Ca Ca t 6 cables

1”

25.40

7

11/4”

34.04

13

11/2”

39.88

18

2”

51.31

30

Cable Ca bletr tray aysiz size e ( mm)

Trunc Tr unckin kings gsize ize ( mm)

No.ofUT  ofUTP P cables

50x50

50x50

30

75x50

50x75

45

100x50

50x100

60

100x50

75x75

67

150x 50

75x100

90

200x50

100x100

120

300x 50

150x150

180

450x50

-

360

900x50

-

540

WhereaFOcableblockwiringisconsidered,averycareul considerationmustbetaken,whiledesigningthesystem. Theownershouldberesponsibleorthedesign,supplyand maintenanceoallrelateditems.

Indoorequipmentcabinet19” Dependingupontheterminationandpatchpanel requirement,andtoaccommodateotheractiveandpassive equipment,acabinetwithstandard19”rackisrequired, generallycomplyingwiththeollowing:A)Freestandingtypes

Cablecapacitiesintraysconduits Whentheinternalcabletrays,risersandladders,etc.are designed,suppliedandinstalledbyothers,themaximum numberoUTPcables,recommendedtobeinstalledon atrayasshown;howeverthisneedtobereducedinthe caseobendsandcrossovers.Theormulaappliedisthat orevery25mmx25mmcrosssection,8cablescanbe accommodated.Notrunckingorcabletrayshouldbemore than75%ulloninstallation.

Recommendedorhigh-risebuildings,shoppingmalls, hospitals,airports,largecommercialestablishments,etc. The cabinets should be: •42U800mmwidex800mmdeep19” mmwidex800mmdeep19”equipmentca equipmentcabinet binet

•Glassrontdoorwithprovisionoraircirculation •Steelreardoor •Jackingeet •Horizontalcablemanagement

•Verticalcablemanagement •Bondedtoalocalearthpoint

Voiceservicescanbeedromtheservicespatchpanel directlytotheuseroutletusingstandard1pairpatch cords.

B)Wall-mountedtypecabinets

Labeling

Thesearerecommendedorats,villas,shops,etc.and shouldbeprovidedushwithwall,atacommonlocation whereallSCScables,patchpanels/IDCmodules,fbres, powerandONUequipmentareproposedtobeinstalled. ThecabinetshouldbeexclusiveorEtisalatuseandno accesstoothersshouldbeallowed.

Label elements

•12U–22U600mmwidex515mmdeep19”wiring/ equipmentcabinet

Horizontal cable labels

Allooroutlets,patchramesandhorizontalcablesshould belabeled.Atypewrittenstandardlabelingsystemis recommended.Thelabelingschemeshallbeagreedonwith theclients’telecomteam.

•Glassrontdoorwithprovisionoraircirculation

Labelallhorizontalcablesatbothendsusingasellaminating,wraparoundlabel.

•Verticalcablemanagement

User outlet labels

•Bondedtoalocalearthpoint

EachRJ45useroutletshouldbelabeledwithaunique identifer,typicallyusingtheagreedscheme.

Werecommendthattheproposedlocationsothecabinets havesufcientspacearoundthecabinetstoallowaccess toinstallationandmaintenanceandshouldbelocatedin centrallocations,wherealltheterminationsotheSCS cablesonpatchpanels/IDCmodulesandfbretermination andONUs,powersocketandbatterybackup,shouldbe installed. Patching Thedesignopatchramelayoutsiscriticaltocreatea highlevelomanageabilitywithinacompactcabinet, whilemaintainingeectiveoperationswhenusedbythe customer. WerecommendallhorizontalUTPcablingshouldbe terminatedina12or24portpatchpanel,placedinside thewalloroorcabinet.Alternatively,Cat6compliantIDC modulescanalsobeused.

Under-oor systems •Forgeneralofcespaces,anunder-oorracewaysystem shouldbeusedormaximumexibility •Inmulti-channellayouts,separateracewaysmustbe usedortelecommunicationsandelectricalpowerto reduceelectromagneticintererence.Thedividersor separationocompartmentsintheracewayshouldbe bondedtoground

Main elements of under-oor raceway systems Distribution raceway

•Distributionracewayprovidesapathwayorthecables romtheeederracewaytotheworkareas.Theminimum

Design guide

www.etisalat.ae

sizeothedistributionracewayshouldbe30mmheightx 60mmwidthocross-sectionalarea.Thesamesizemust beusedorevery(multi-channel)layout Feeder raceway

•Feederracewayprovidesapathwayorthecablesrom thedistributionboxintheoortelecommunicationsroom tothedistributionraceways.Theminimumsizeothe eederracewayshouldbe40mmheightx200mmwidth ocross-sectionalarea.Thesamesizemustbeusedor every(multi-channel)layout •Theeederracewaysstartingpointintheoor telecommunicationsroommustbeadjacenttothe distributionbox.TheFeederracewayshouldendatthelast distributionracewayitisserving Access unit •Theaccessunitprovidesaccessatthepointo intersectionotheeederandthedistributionraceways Cable trays

•Cabletraysaremostlyusedoroorswithraisedtilesor oorings •Asageneralguideline,cabletraysthatintersectmustbe providedwithatransitionalbendradiuso150mminall directions •Exposedsheetmetaledgesmustbeprovidedwith bushingsorothermeansoprotectionsuchthatcableswill notbedamagedduringoraterinstallation.Sincecable traysareusuallymetallic,allsharpedges,burrsandscrew tipsthatmaycomeintocontactwithcablingshouldbe removed •Theminimumaccessspacebetweenthesub-oorand theundersideotheoortileshouldbeminimum 150mm(6in)

Etisalatshouldbeconsultedintheinitialdesignstageto decideontherequirementsithebuildingisdesignedor ofceuse.

Protectionfrom electromagneticinterference TheollowingrequirementsapplytoUTPcabling, aspathwaysandspacesusedtocarryorhouse telecommunicationscabling.

Typical building environment Minimumseparationdistancerompowersource<480V

Condition

< 2k VA

Unshieldedpowerlines 13 130 0mm mm

2-5kV A

5kV A

300 30 0mm mm

600 60 0mm mm

orelectricalequipment

•Forupto100extensions,theminimumoorspace requiredis2mx3m •Forupto400extensions,theoorspacerequired is4mx4m

inproximitytoopenor non-metalpathways Unshieldedpower

Roomsize

6 5 5 mm mm 

1 55 55 m m m

3 00 00 m m m

•ForlargesystemsEtisalatmustbeconsultedatthe planningstage

linesorelectrical •Theproximityocablingtoelectricalacilitiesand equipmentthatgeneratehighlevelsoelectromagnetic intererence(EMI)shouldbetakenintoaccountor metalliccabling

togroundedmetal conduitpathway Powerlinesenclosed

•SourcesoEMIinclude:powercables,photocopy equipment,electricmotors,transormers,uorescent lighting,arcweldersandinductionheaters,etc.

inagroundedmetal

ToavoidEMI,thetelecommunicationspathways,spaces andmetalliccablesshouldbeinstalledwiththeollowing clearances:

togroundedmetal

41.2m(4t)romlargemotorsortransormers

electricmotors

40.3m(1t)romconduitandcablesusedorelectrical

Fluorescentlighting

powerdistribution 412cm(5in)romuorescentlighting •Pathwaysandmetalliccablesshouldcrossperpendicular touorescentlightingandelectricalpowercablesor conduits Separationdistancefrompowersource Duringthedesignstages,separationopowerandthe StructuredCablingSystems(SCS)mustbeconsidered. Unshieldeddatacablesshouldnotbeinstallednearsources oelectromagnetism.Theguidelinesarelistedonthe nextpage.

•Theroomshouldhaveaminimumheighto3m,beairconditioned,clean,anddryandreeromdust

equipmentinproximity

Roomgeneralrequirements 5 0 0 mm mm 

1 55 55 m m m

3 00 00 m m m •Theroomshouldbearawayromhighvoltageplant. Otherservices/utilityductsshouldnotrunthroughthis roomanditshouldnotbedirectlyunderatoiletor bathroom

conduit(orequivalent shieldinginproximity conduitpathway) Transormersand

1M 300 30 0mm mm

1M

1M

300 30 0mm mm

300 30 0mm mm

PrivateBranchExchange(PBX) Incasewherecommunicationsystemswithmorethan64 extensions(i.e.PBXsystem)arerequired,specialacilities needtobeprovidedasollows: Equipmentroom AroomortheexclusiveuseoEtisalatisneededorthe telephoneequipment.Theroomshouldbeaccessedby theundergroundcablesandthedistributiontotheoor cables.ThemaintelecomroomcanbeconsideredorPABX installationincaseocommercialsingleownerbuilding.

•TheroomshouldprovidereadyaccesstoEtisalat personnelandequipmentbutmustbesecuredrom unauthorizedentry •Theroommustbeproperlyprotectedromtherisko oodingiprovidedinthebasementorlowerlevels •Inmulti-PBXuserbuilding,eachPBXtohave itsownroom •Raisedooringshouldbeprovidedwhenrequired dependingonthePBXtype •ForlargePBXinstallations,air-conditionedbatteryroom adjacenttotheequipmentroomwillberequired. Etisalatwillsupplydetailsatthedesignstage.Thebattery roomshouldbeprovidedwithanexhaustan.Conduit ortrayisrequiredbetweentheequipmentroomandthe batteryroom

Design guide

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•DirectsunlightshouldnotallinthePBXroom.Curtains/ screensaretobeprovidedorthewindowsiany •Powerconduitandtelecomcableconduitmustbe separate

4)Wheredeviations/comments/amendmentsareadvised onthedesign,drawingsmustbecorrectedand re-submittedorapproval.

Electricalrequirements

5)Onesetoapproved‘As-Built’drawingsmustbe submittedalongwiththebuildingcompletioncertifcate, whichwillbecertifedbyEtisalat.

•Aminimumotwo13amp240vA/Cmainoutlets(via) UPSsystemshouldbeprovided.Theactualmainspower requirementswilldependonthesizeandtypeothePBX

6)Etisalat’sresponsibilityislimitedtoprovisionand installationoODFs,terminationofbres,patching/ jumperingworksandOpticalNetworkUnits(ONUs).

•Theroomshouldbeprovidedwithanearthnotmore than5ohms

7)Theownersareresponsibleorsupplyandinstallation oallinternalFOcablesromODF(maintelecomroom) toONU(customerpremises)locations,provisionowall mountedorstandalonecabinetstoaccommodateONU, power,patchpanels,etc.andcompletestructuredcabling system.

•Anti-staticooringshouldbeprovided,includingthe batteryroom •Theroomsmustbeprovidedwithanemergencylight, asmokedetectorandafrealarm PABXcanbeinstalledinthemaintelecomroominthecase oasingleowner.

Importantnote 1)Thisdesignguideexplainsingeneral,allEtisalat requirementsthatwillacilitatetheprovisiono telecommunicationservicestonewbuildings,yetthe requirementsindicatedinthe‘NOC’(NoObjection Certifcate)shouldbeullycomplied.  2)Architects/consultants/designersmustliaisewith EtisalatatthedesignstageandobtainEtisalatapprovalon thefnaldesigndrawings. 3)Minimumtwosetsotelephonedesigndrawingsmust besubmittedorstudyandapproval,beoretendering.

8)Theindoordrop2Ffbercables,shouldberoma popularbrandandmake,conormingtoITUstandardG652 singlemodefberstandards. 9)Oncompletionotherequirements,anycomments andsnagsadvisedbyEtisalatbuildinginspector,mustbe attendedtobythecontractororownerothebuilding soon,toavoiddelaysintheissuanceothebuilding completioncertifcate.

Listofannexures

AnnexureItypeofentrybox (JRC4&JRC12)

AnnexureIItypicalexamples

Design guide

1

www.etisalat.ae

‫رق‬ ‫ح‬ ‫ح‬‫الم‬

Annexure 1

Design guide

1

www.etisalat.ae

‫رق‬ ‫ح‬ ‫ح‬‫الم‬

2

Annexure 1

‫رق‬ ‫ح‬ ‫ح‬‫الم‬

Annexure 2 Typicaltelecomrequirementinvillas

Design guide

www.etisalat.ae

2 Typicaltelecomrequirementinmulti-storeybuilding

‫رق‬ ‫ح‬ ‫ح‬‫الم‬

Annexure 2 TYPICALTELECOMREQUIREMENTINVILLAS

EtisalatBuildingDesignGuide

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