Note:
"Thecoolingfanautomaticallyswitchesonandoff,
Asrequired,tomaintainsafeworkingtemperature."
WARNING:BEFOREUSINGTHISINVERTERYOUMUSTPROVIDEA
GROUNDCONNECTIONTOTHEINVERTER.
Werecommendthatthebuyerrefrainfromusinganextensioncordbetween
theDCpowersourceandtheinverter'sDCinput.Connectinganextension
cordtotheDCinputwillcreateavoltagedrop,entailingreducedefficiency
output.Instead,werecommendtheuseofanextensioncordbetweenthe
outputandtheACappliance.Youmayuseupto100ft(30m)ofhigh
extensioncord.Alongercordmayresultinreducedpower.
and
AC
quality
4
OntherearpaneloftheInverterisaterminalfittedwithawing-nut.This
terminalisconnectedtothecaseoftheInverterandalsototheearth
terminaloftheACoutputsocket.Theuseofthisterminalwill
dependonyourparticualrinstallation.Inanyinstallation,heavyduty,
queen-insulatedwireshouldbeusedforthisconnection.
Inastationarylandbasedinstallation,theearthterminalshouldbe
conncetedtoametalearthingstakedrivenintothegroundtoadepthof
1.2mormore,IfthebatterysystempoweringtheInverterdoesnot
haveaconnectiontoground,oneofthebatteryterminals
(commonlythenegativeterminal)shouldalsobeconnectedtothe
earthingstake.
InavehicleswheretheInverteriswireddirectlytothebattery,theearth
terminalissimplyconnectedtothevehiclechassis.IftheInverteristo
beusedinavehicleonatemporarybasisandwillbepoweredviathe
cigarettelightersocketinthevehicle,theearthterminalshouldbe
connectedviaashortlinktoeitherthenegativeorpositiveDCinput
terminaloftheInverter,dependingonwhetherthevehiclehasa
negativeorpositivechassisconnection.Howeverwhenusingthe
Invertertopowerequipmentusedoutsidethevehicle,anearthing
stakeshouldalsobeused,asdescribedabove.
Inaboat,theearthterminalshouldbeconnectedtotheexisting
groundingsystem,whichmaybethehullofthecraft,oranetworkof
groundwires
5
IMPORTANT!Duringoperation,makesurethefankeepsrevolving.checkthe
inverterforpossiblemalfunctionsifthefandoesnotworkwhenthisunitis
beingused.
TheoutputwaveoftheACinverterisaMODIFIEDSINEWAVE.Ifyouchooseto
measuretheACoutputvoltage,youmustuseanAUTHENTICRMSVOLT
METER.UsinganyothertypeofvoltagemeasuringdevicewillresultinanAC
voltagereadingthatisupto20to30voltslowerthantheratedvalue.The
readingwillonlybeaccuratewhenusinganauthenticRMSvoltmeter.
FIGURE1:D/AINVERTER-MODIFIEDSINEWAVE
Makesurethefanisnotblockedinordertoavoidpoorventilation.
BAD
GOOD
<50cm
>50cm
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