Zte NetNumen U31 R06 - Page 58

NetNumen™U31R06HardwareInstallationGuide
lThepowerdistributionswitchissettoOFF.
lAcrossheadscrewdriver,awrench,amultimeter,andaladderareready.
Steps
1.Determinehowtoroutethepowercablesandthegroundingcable.
Fortheprinciplesofthetopandbottomroutingprinciples,referto6.2Cabling
Requirements.
2.Determinetheconnectionterminalsusedatbothendsofcablesandtheaccurate
lengthofeachcable.
3.Makepowercablesandagroundingcableforthecabinet.Formoredetails,referto
AppendixAMakingaPowerCableandaGroundingCable.
4.Installthepowercablesandthegroundingcableatthecabinetside,seeFigure6-7
andFigure6-8.
5.InstallthepowercablesandthegroundingcableattheDCpowerdistributionbox.
a.Connecttheyellow-greengroundingcabletothe"PE"connectionterminalofthe
DCpowerdistributionbox.
b.Connectthebluepowercabletothe–48V/–60VconnectionterminaloftheDC
powerdistributionbox.
c.ConnecttheblackRTNpowercabletotheRTNconnectionterminaloftheDC
powerdistributionbox.
6.Usethemultimetertomeasuretheresistancebetweenthe–48V/–60Vinputterminal
andtheRTNinputterminaloftheuniedPDU.
Note:
Ifthemultimeterdoesnotgiveoutanysound,noshortcircuitexists.
–EndofSteps–
6-8
SJ-20141121113158-006|2014-12-20(R1.0)ZTEProprietaryandCondential