Chapter5CableConnection
lConrmcablespecications,quantity,andtypeaccordingtotheconstructiondesign
andcontract.
lCheckqualitycerticates,suchasex-factoryrecordandqualitywarranty.
lRouteandpositioncablesaccordingtotheconstructiondesign.
lDecidethecablelengthaccordingtotherealsituation.
lUsetheone-piececablewithoutanyjoints.
lArrangethecablesneatly.
lBendthecablessmoothlyandevenly.Curvatureradiusofcablebendsshouldbeat
least60mmforcableswhoseouterdiameterislessthan12mm.Forcableshaving
diametermorethan12mm,theradiusofcurvatureshouldbe10timesofthediameter.
lLaysubscribercablesseparatelyfrompowercables.
lKeepcablesstraightwithintroughs.Ensurethatcablesarenotblockingorinterrupting
othercableinletsoroutlets.
lIfber,power,andgroundingcablesarelaidinsametrough,ensurethatcablesdonot
overlapeachother.Rollupextracablesneatlyandxthemtothemiddleofcabling
rack.
lCarefullyhandlethetailbers.Useprotectiveplasticbushingsandtailbersshould
bebundledaroundthetoporbottomofthecabinet.
lTheradiusofbersbendsshouldbeatleast38mmto40mmwithintroughs.Keep
bendingbersstraightwithintroughs.
lLabeleachcable.
5.2.2CableBundling
CableBindingTechnique
Bundlecablesinsequence.Avoidbendingthecables.Figure5-2showsthecables
bundlingtechnique.Keepcablesverticaltotheground.Bindcableswithatieatanequal
distance.
5-3
SJ-20110909101511-005|2011-12-31(R1.1)ZTEProprietaryandCondential