User's Manual

Chapter3ProductComposition
3.4PhysicalInterfacesandCables
3.4.1ProtectiveGroundingCable
Function
Theprotectivegroundingpointislocatedatthebottomofthehandle.
Theprotectivegroundingcableprovidesprotectivegroundforthesystem.Thereareatotal
oftwoboltsthatprovideagroundingconnectiontotheZXSDRR8978.Thegroundingbolt
canbeconnectedwithadualholeOTterminalthatcomplieswiththeGR1089specication.
TheOTterminalcanbeconnectedtothe16mm
2
multi-coresyellow-greencopperwire.
ExternalView
Theprotectivegroundingcableisa16mm
2
yellow/greencable.Figure3-4showsthe
externalview.
Figure3-4ProtectiveGroundingCable
Connection
EndAisconnectedtothegroundinginterfaceoftheZXSDRR8978.EndBisconnected
totheexternalgroundingbar.
Note:
TheconnectionareaofthegroundingboltandOTterminalshallnotbelessthanthearea
oftheOTterminal,andtheconnectionresistancemustbelessthan50mΩ.
Figure3-5illustratesthecableconnection.
3-5
SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential