
Using DC Power
Quantum Spark 1570R Appliance R80.20.XX Getting Started Guide|18
nSwitchingordisconnectingdevicesshallnotbeintheearthedcircuitconductorbetweentheDC
sourceandthepointofconnectionoftheearthedelectrodeconductor.
Danger
Electricalcurrentfrompower,telephone,andcommunicationcablesishazardous.
Toavoidashockhazard:
nDonotconnectordisconnectanycablesorperforminstallation,maintenance,orreconfigurationof
thisproductduringanelectricalstorm.
nConnectallpowercordstoproperlywiredsources.
nConnecttoproperlywiredpowersourcesanyequipmentthatwillbeattachedtothisproduct.
nWhenpossible,useonehandonlytoconnectordisconnectsignalcables.
nNeverturnonanyequipmentwhenthereisevidenceoffire,water,orstructuraldamage.
nDisconnecttheattachedDCpowersourcesbeforeyouopenthedevicecovers,unlessyouare
instructedotherwiseintheinstallationandconfigurationprocedures.
nConnectanddisconnectcablesasdescribedwhenyouinstall,move,oropencoversonthisproduct
orattacheddevices.
CAUTION:
WiringmethodsusedfortheconnectionoftheequipmenttotheDCmainssupplyareaccordancewiththe
NationalElectricalCode,ANSI/NFPA70,andtheCanadianElectricalCode,PartI,CSAC22.1.
CAUTION:
ThisequipmenthasaconnectionbetweentheearthedconductoroftheDCsupplycircuitandtheearthing
conductor.Seeinstallationinstructions.
ThisequipmenthasaconnectionbetweentheearthedconductoroftheDCsupplycircuitandtheearthing
conductor.Allofthefollowinginstallationconditionsmustbemet:
nThisequipmentshallbeconnecteddirectlytotheDCsupplysystemearthingelectrodeconductoror
toabondingjumperfromanearthingterminalbarorbustowhichtheDCsupplysystemearthing
electrodeconductorisconnected.
nThisequipmentshallbelocatedinthesameimmediatearea(suchasadjacentcabinets)asanyother
equipmentthathasaconnectionbetweentheearthedconductorofthesameDCsupplycircuitand
theearthingconductor,andalsothepointofearthingoftheDCsystem.TheDCsystemshallnotbe
earthedelsewhere.
nTheDCsupplysourceshallbelocatedwithinthesamepremisesasthisequipment.
nSwitchingordisconnectingdevicesshallnotbeintheearthedcircuitconductorbetweentheDC
sourceandthepointoftheconnectionoftheearthingelectrodeconductor.
InstallationmanualoffieldwiringforDCPowerconnected
Attention:Thisequipmentmustbeinstalledandremovedbytrainedskilledpersoninarestricted-access
location,asdefinedbytheNECandIEC62368-1/IEC60950-1,TheStandardforSafetyofAudio/video,
informationandcommunicationtechnologyequipment.