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K
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8
Connection
Attach the PDU to the Power Module and Battery Pack.
AlignandconnectthePDU'spowermoduleterminalblockwiththeinput/outputterminal
block Aonthebackofthepowermodule.SecurethePDUtothepowermodulewithfour
screws.Beforeproceeding,ensurethatthebypassswitchissettoNORMAL.Removethe
utilityinputterminalblockcover B.
Hardwire the PDU to a Utility Power Source.
Passuser-suppliedcablingthroughtheknockoutsonthetopofthePDU Candconnectit
tothePDU'sinputterminals D.Replacetheterminalblockcover.Connecttheotherend
ofthecablingtoadedicatedutilitypowercircuitofsufficientamperage.
Connect the Battery Pack to the Power Module.
Consult the owner’s manual that came with the battery pack. Remove the retention
brackets Efromthepowermodule'sbatteryconnector Fandoneofthebatterypack'srear
panel connectors G.Attach one end of the detachable battery power cable H to each
connector. (Small sparks may occur; this is normal.) Reattach the retention brackets
immediatelytotherightofeachconnector,usingtheadditionalscrewholes Iprovided to
therightoftheoriginalbracketposition.Thebracketswillsecurethebatterypowercable
connection. Warning: Always use the connector retention brackets to secure the
battery pack connection. Do not attempt to operate the UPS system without the
connector retention brackets in place. NOTE:thepowermoduledoesnotcontaininternal
batteriesandwillnotstartuntilabatterypackisconnected.Allowthebatterytochargefor
at least 12 hours to ensure full battery backup for connected equipment. If you require
increasedbatterybackupruntime,anunlimitednumberofadditionalexternalbatterypacks
maybedaisy-chainedtotheprimarybatterypack.Addingadditionalexternalbatterypacks
willincreaseruntimebatterybackupruntime,butitwillalsoincreaserechargetime.
Turn the UPS On.
Note: UPS system will function properly upon initial startup; however, maximum runtime
for the unit’s battery will only be accessible after it has been charged for 24 hours.
Pressthe“ON”Button Juntilyouhearabeeptobegininverteroperation.TheUPSwill
nowprovideoutputpowerthroughitsACoutletstoconnectedequipment.TheUPSwill
performabriefself-testandshowtheresultsontheLCDDisplay K.See“StartupSelf-
Test”inthe“Operation”sectionforthedisplaysequence.
ColdStart:TousetheUPSasastand-alonepowersourcewhenACinputpowerisunavailable(i.e.duringablackout),
youcancoldstarttheUPSandpowerconnectedequipmentfromthebattery.Thebatterymustbeatleastpartially
chargedforthisoperationtosucceed.Pressandholdthe“ON”ButtonuntilyouhearabeeptocoldstarttheUPS.The
LCDDisplaywillshow“ONBATTERYMODE”.Batterypowerwillbegindischarging.Someelectronicequipment
maydrawmoreampsduringstartup;whencoldstarting,considerreducingtheinitialloadontheUPS.
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Note: The output voltage is set at 208/120V~ when the UPS is shipped from the factory. If you need to change
the output voltage of the UPS, refer to “Output Voltage Selection” in the “Operation” section. You should select
the correct output voltage before connecting equipment to the UPS.
Hardwiring Cautions
• Wiringmustbeinstalledbyaqualifiedelectrician.
• Whenmakingwiringconnections,observetheregulationsappropriatetoyourregion[NationalElectricalCode(NEC)intheU.S.]atall
times.BesuretoinstallaneasilyaccessibledisconnectswitchinyourinstallationwiringsoyoumaycutofftheUPSACinputduringfires
andotheremergencies.Ensurethatcablesarefittedwithcablesleevesandaresecuredbyconnectorclamps.Tightenconnectionswitha
torqueofnotlessthan24-28inch-pounds(2.7-3.2newton-meters).Makesurethatyourequipmentisproperlygrounded.
• Usingcablesofimpropersizemaydamageyourequipmentandcausefirehazards.Chooseappropriatecablingandprotectioncircuitsto
makewiringconnections.Groundconductorsmustbethesamesizeandtypeasthepowerconductorsused.
• RefertoNationalElectricalCode(NEC)guidelinesforproperwiregaugeandoutputprotectioncircuitrequirements.
Contacts on Power Module and PDU
WARNING! High Voltage! Risk of electrical shock!
Do not let these contacts touch any surface!
See "Manual Bypass Procedure" section for more information.
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Input and Output Ratings
Input Maximum Rated Maximum Rated Typical
Model Voltage Input Current Output Current Wire Size
SU16000RT4U 100-140V (L1-N: L2-N) 68A 70A 4 AWG
SU16000RT4UHW 100-140V (L1-N: L2-N) 68A 70A 4 AWG
To Turn the UPS System OFF: PresstheUPS's“OFF”Buttonuntilyouhearabeep.TheLCDDisplaywillshow“BYPASSMODE.”
TheUPSwillcontinuetochargeitsbatteriesaslongasACinputpowerispresent.TocompletelydeactivatetheUPS,disconnecttheUPS
fromACinputpowerwhentheUPSsystemisinbypassmode.
201102169 93-2676.indd 8 3/29/2011 5:08:23 PM