Installation guide

Chassis Power Systems
1-6 Matrix N5 PoE Chassis (7C105-P) Installation Guide
•ProvidespowerforuptofivePOEswitchmodulesresidingintheEnterasys
Matrix N5chassis.
•Providessepara te ACpowerinletconnectorsforeachN‐POE PSMinstalled.
N-POE Power Supply Module (N-POE PSM)
TheN‐POE PSMfeaturesincludethefollowing:
•Hotswappablecapabilityaslongasthetotalpowerneededdoesnotexceedthe
poweroutputcapabilityoftheremainingN‐POE PSMsintheN5chassis.
•Providesamaximumpoweroutputof1200WtoPoEswitchmodules.Themaximum
numberofPDs(PoweredDevices)
supportedbyeachPoEswitchmoduleis
dependentonthePDpowerconsumptionasindicatedbytheirPowerClassifications.
FordetailsaboutPowerClassification,referto“PoweredDevices(PDs)”onpage 1‐6.
•ProvidespowerredundancywhentwoN‐POE PSMsareinstalledinthe N5chassis
andthereisnomore
thana1200‐WattdemandbytheconnectedDFEseriesswitch
moduletosupportPDs.SoifoneN‐POE PSMfailsorisremovedfromthechassis,the 
otherN‐POE PSMcansupportthetotalload.
•ProvidescontinuouspowersharingbyallN‐POE PSMswhentwoormoreare
installedin
theN5chassis.UptofourN‐POE PSMscanbeinstalledinthechassisto
provideupto3600Wattsof3plus1forredundantpower.
N-POE PSMStatus LEDs
TherearetwostatusLEDsoneachN‐POE PSM(ACpowerLEDandDCpowe rLED)that
indicateiftheACinputandDCoutputarewithinspecifications.
Powered Devices (PDs)
PDsaredevicesthatreceivetheiroperating48Vdcpowe rthroughaneworexisting
EthernetcablefromaswitchorotherdevicethatcanprovideaPoE‐compliantport
connection.ThisenablesthePDtooperateinalocationwithoutlocalpower.
Forexample:
• DevicessuchasPoE‐compliantremote
EXITsignsandPersonalDataAssistants
(PDAs),
• DevicesthatsupportVoiceoverIPsuchasPoE‐compliantdigitaltelephones,
• DevicesthatsupportWirelessApplica tionProtocol(WAP)suchassecuritycam eras,
laptopPCs,andmanymoredevices.
EachdeviceisratedaccordingtoaPoEPowerClassificationassignedbythe
manufacturer.If
youknowtheclassificationofthePDsconnectedtoyoursy stem,youcan
approximatethetotalamountofpowerneededtooperatethePDsandplanaccordingly.