User's Manual

LTEeNodeBIndoorHardwareInstallationInstallingthePDU
Procedure3-4GroundingPDU(Continued)
ThePDUissuppliedwith2-holecrimplugsfor1/0AWGstandard
or2AWGhigh-strandcountexwire.Ifanothertypeofcableis
required,orderanewlugasneeded.Thenewlugandgroundcable
mustequalthesizedeterminedfortheDCInputCablesinthe
precedingsteps.EnsurethatthelugmeetsthecriteriainTable3-2.
Theexpectedloadconditionandcablelengthdeterminesthewire
gaugerequiredforyoursystem.SeeTable2-2.
2
Crimpthetwo-holelugontotheGroundCable.
3
InstallthelugontothePDURearBracket.SecurethelugwithtwoM6Nylock
nutstorquedto5.1N-m(45in-lb).
4
CutthegroundcabletolengthandconnectittoMasterGroundBar.
PerformthefollowingproceduretoconnectpowertothePDU.
Procedure3-5ConnectthePDUtopower
1
EnsurethatthegroundcableisconnectedbetweentherackandtheMaster
GroundBar.
2
Ensurethatthe+27VdcPowerInputCable(DC)isnotconnectedtothemain
+27Vdcpowersource.
Turnoffthemain+27Vdcpowersource.
ConrmthatthepowerisswitchedOFFusingaDVM.
3
ThePDUissuppliedwith2-Holecrimponlugsfor1/0AWGstandardor2
AWGhigh-strandcountexcable.Ifyourequireanothertypeofcable,order
newlugsasneeded.EnsurethatthelugsmeetthecriteriainTable3-2
NOTE
Theexpectedloadconditionandcablelengthdeterminethewire
gaugerequiredforthesystem.SeeTable2-2.
4
Removethelugcoverandservicecoverusingtheirrespectivesnaps.
5
Insertthetwo-holelugsthroughtherearofthePDU,sothattheholesinthe
lugsalignwiththeholesinthelugmountingplates.
6
InstalltwoM6atwashersandtwoM6x16screwsintoeachlug(4washers
and4nutstotalforthe2lugs)usingaT30Torxdriver.
NOTE
Theatwashersandscrewsaresuppliedinthebagsziptiedtothe
PDUrearbracket.
Leavethescrewsloosesothatthelugscanbeadjustedside-to-side.
Continued
68P09308A55-63-11
FEB2010