Zte ZXA10 C300 - Appendix A Indoor Cabinet Grounding System Connection; Overview; Central Office Cabinet Grounding

AppendixA
IndoorCabinetGrounding
SystemConnection
TableofContents
ŸOverview................................................................................................................A-1
ŸCentralOfceCabinetGrounding...........................................................................
A-1
A.1Overview
Groundingensuressecurerunningandprotectionforthesystem.Groundingprovides
theequipmentwiththecapabilityofanti-electromagneticinterference,preventingthe
equipmentfromdamagecausedbylightning.
Beforeconnectingthecabinettothegroundingnetwork,makesurethefollowingitemsare
ready:
lTheequipmentroomlightningprotectiondevicesareavailable.
lTheequipmentroomgroundingdevicesareinstalled.
lToolsforcableinstallationareinplace.
lAllthegroundingcablesandinter-cabinetcablesareplacedaccordingtothelayout
oftheindoorcabinet.
A.2CentralOfceCabinetGrounding
Thistopicincludesthefollowing:
lCentralOfceCabinetGrounding
lRemoteOfceCabinetGrounding
A.2.1CentralOfficeCabinetGrounding
Therearetwotypesforconnectingthecentralofcecabinettothegroundingnetwork:
lType1
lType2
Type1
lCabinetgrounding
1.ConnecttheGNDP ,-48VGND,GND,andcabinetgroundingcablesfromthe
busbartothehorizontalgroundingbar.
A-1
SJ-20110909101511-005|2011-12-31(R1.1)ZTEProprietaryandCondential