User Manual

FiberDistributedAntennaSystem(FiberDAS)
15
PSU – the rack power supply
Thepowersupplyunitcanhandleuptoonefullshelfofactiveunits,suchasBIUorFOI.Ifyoursystemconsistsof
morethanoneshelf,aPSUisaddedforeachshelf.
Figure 9 PSU
Functional description
ThePo
werSupplyUnitisnormallydeliveredasa240VACversionforEuropeand115VACversionforUSorother
countriesusingthisvoltage.A‐48VDCtelecomversionisavailable.
Allco
nnectorsareonthefrontsideofthepowersupply.ThepictureshowsthePSUequippedwithEuropeanpower
inlet.Outputaretwo10pinMolexconnectorsthatwillbeconnectedtotheshelfthePSUissupplyingpowerto.One
connectorshouldalwaysbeconnectedtotheshelfthatth
ePSUislocatedin(fordrivingthefans).
Oneshelfca
nhandleupto4powersupplies.EachshelfcanhavetwoPSU’sconnectedtoitforredundancy.
Table 10
Parameter Value
Inputpo
wervoltage,Mains 86‐264VAC
Inputpo
werfrequency,Mains 50/60Hz
Oper atingt
emperature 0‐45°C
Powerra
ting 240W
PSU Specifications