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CautionMarking&
Instruction(警告标示及使用说明)
RelativeSPSStandardInstruction(相关标准简介)
Scope(範圍)
IndoorandoutdooruseClass2powersuppliesandbatterychargersforuseonalternatingcurrentbranchcircuitswithamaximumpotentialof150Vtoground。
连接于对地最大电压150V的交流电源上之室内及户外用Class2电源适配器及充电器
Portabledirectplug-inunitsprovidedwith15Abladeconfigurationsforuseonnominal120or240Vbranchcircuits
Cord—andplug—connectedunitsprovidedwitha15Aor20Aattachmentplugconfiguration(构造)
Unitspermanentlyconnectedtotheinputsupply
Inputpowerdoesnotexceed660Wunderanypossibleconditionofoutputloading(最大输入功率不超过660W)
Class2Definition(Class2定义)
Class2VoltageLimitation(Class2电压限制)
VoltageTypeIndoor—useunitsOutdoor—useunits
Sinusoidal,ac30V,rms30V,rms(UL)
Non—sinusoidal,ac42.4V,peak42。
4V,peak(UL)
Puredc60V(UL)60V(UL)
Non—sinusoidalacordc42.4V(CUL)42.4V(CUL)
Note:
ForACSystems—Iftheproductexceedsthe15Vrmsand21.2Vpeak;
andisnotgreater30Vrmsand42。
4Vpeak;
ForDCSystems-Iftheproductexceedsthe30VforcontinuousdcTheproductshallbemarkedasbelow:
US–“Class2notwet,”“Class3wet”
Canada–“Class2notwet,”“Class1wet”
Max.O/Pcurrentforinherentlylimitedunits(先天限制的)(30。
1)
Circuitvoltage(Vmax)a,bacordcVolts
Max。
nameplateratings
Max.o/pcurrent
(Imax)c,amperes
V—A
Amperes
0–20
Over20to30
Over30to60,dconly
5。
0XVmax
100
5.0
100/Vmax
8.0
8。
150/Vmax
aVmax:
Maximumoutputvoltageregardlessofloadwithratedinputvoltageapplied.
bVoltagerangesshownareforsinusoidalalternatingcurrentandcontinuousdirectcurrent.Fornonsinusoidalalternatingcurrent,maximumvoltageshallnotbegreaterthan42.4voltspeak.Fordirectcurrentinterruptedatarateof10–200hertz,maximumvoltageshallnotbegreaterthan24.8volts。
cImaxismaximumoutputcurrentregardlessofload.
Themaximumoutputvolt-amperesshallnotbemorethan100volt-amperes(最大输出不得超过100VA)
O/PcurrentandVAfornotinherentlylimitedunits(非先天限制的)(Cl30.2)
Circuitvoltage(Vmax)a,bacordcVolts
Max.nameplateratings
(Imax)c,amperes
Max.o/pVA
(VAmax)d
overcurrentprotectionrating,A
V-A
5.0XVmax
1000/Vmax
250e
250
aVmaxisthemaximumoutputvoltageregardlessofloadwithratedinputvoltageapplied.
bVoltagerangesshownareforsinusoidalalternatingcurrentandcontinuousdirectcurrent.Fornonsinusoidalalternatingcurrent,maximumvoltageshallbegreaterthan42.4voltspeak.Fordirectcurrentinterruptedatarateof10–200hertz,maximumvoltageshallnotbegreaterthan24.8volts。
cImaxismaximumampereoutputregardlessofloadafteroperationasspecifiedin30。
2.1。
dVAmaxismaximumvolt-ampereoutputregardlessofloadafteroperationasspecifiedin30.2。
1.
eMaximumvolt—amperesis350ifmaximumcircuitvoltageis15orless.
Construction(結構)
MechanicalAssembly——DirectPlug—In(机构组立—插墙式)(Cl7.11)
MechanicalAssembly--DirectPlug—In(机构组立—插墙式)(7。
16)
Determinationofperimeterofunitswithroundededges
A=5。
1mmforUL(MarkingforMounting(固定件)Tab)
A=8.0mmforCUL(NoMountingTab)
Ifamountingtabbeprovided,thefollowingconditionsshallbemet:
a)Useonaor15—ampere,125-250-voltreceptacle(NEMA1—15Ror5—15Ror6-15R);
b)Ascrew[No.6mountingscrew(3。
5mmmajordiameter,32threads/inch)]isprovidedandconstructedtosecuretoaduplex(双方的)receptaclethathasacenterscrew;
c)Foraunitwithoutagroundingpin,themountingtabisconstructedtobemountedtobothgroundingandnon—groundingreceptacles;
and
d)Marked“CAUTION”andthefollowingortheequivalent:
1)“RiskofElectricShock–Disconnectpowertothereceptaclebeforeinstallingorremovingtheunit。
Whenremovingreceptaclecoverscrew,covermayfallacrossplugpinsorreceptaclemaybecomedisplaced;
”
2)“Useonlywithduplexreceptaclehavingcenterscrew;
”and
3)“Secureunitinplacebyreceptaclecoverscrew”
MetalEnclosure(金属外壳)
Indooruse:
AsheetmetalthicknessnotlessthanthatinTable8。
1.ThethicknessofsheetmetalotherthansteeloraluminumshallnotbelessthatthaninTable8。
1foruncoatedsteel(8.4)
Ironandsteelpartsshallbeprotectedagainstcorrosion(抗蚀)bygalvanizing(镀锌),plating(电镀),enameling(上釉),orotherequivalentmeansifthecorrosion(侵蚀)ofsuchunprotectedpartsresultsinariskoffire,electricshock,orinjurytopersons(9。
Outdooruse:
Atype3R,3S,or4XenclosureevaluatedwithUL50(CCN:
CYIVorBGUZ),isnotrequiredtobesubjectedtotheRainTest(56。
Ametallicenclosureshallbeprotectedagainstcorrosion(57。
5)
Copper,bronze(青铜),andbrass(黄铜)containingnolessthan80percentcopper,orstainlesssteelmaybeusedwithoutadditionalprotectionagainstcorrosion(57.6)
Enclosure(塑料外壳)
Indooruse:
UL:
Flammability(燃烧等级):
Min.V—2(UL94)
CUL:
Flammability:
Min.V-1(UL94)
Resistancetoarcingproperties:
UL746C
Moistureabsorptiveproperties
Outdooruse:
CYIVorBGUZ),isnotrequiredtobesubjectedtotheRainTest
Anenclosureofaunitshallbeconstructedtoreducetheriskofelectricshockduetoweatherexposureandshallpreventliveparts,electricalcomponents,orwiring(notidentified(鉴别)forusewhileincontactwithwater)frombecomingwet
ProtectiveDevices(保护装置)
Theprotectivedevicemaybelocatedineithertheprimaryorsecondarycircuit(可在初级或次级线路)
Typeofprotectivedevice:
Thermostat,ThermalCutoff,PositiveTemperatureCoeffecient(PTC)Resistor,NegativeTemperatureCoeffecient(NTC)Resistor,Fuse,EutecticMaterial(双合金材料)
Anprotectivedeviceshallnotopenwhendeliveringitsratedoutput(正常额定输出时,保护装置不可做动)
AprotectivedeviceforanotinherentlylimitingClass2powerunitshallnotbeoftheautomaticreclosingtype(自动恢复式)andshallberatedwithTable30.2andprovidedinsecondarycircuit
CoilInsulation(变压器线圈绝缘)
Anytypeorthicknessofinsulationmaybeusedifthecoilwithstandstheinducedpotentialtest(13.2.8.b)
Tapeusedasinsulationinlieuof(代替)spacingshallprovideacontinuous1/32inch(0.8mm)minimumwidebentupedgeagainstthebobbinflanges(使用胶带当绝缘以抵押间距要求则须提供至少0。
8mm宽的反折)(13。
2.3)
Aflanged,bobbin-woundtransformershallbesubjectedtotheoutputloadingtestcontinuedfor15daysifthetransformerhas:
Theprimarywindingwoundoverthesecondarywindingorthesecondarywindingwoundovertheprimarywinding;
Theprimarywindinginsulatedfromthesecondarywindingbyalayerofinsulatingmaterialotherthancoilform/bobbin
Thetestisnotrequiredtobeappliedfor15daysifthefollowingrequirementsaremet:
Multiplelayeredwindingwire◊UL746A,UL746B,UL746C
Meetspacingrequirement◊Table24.1,Table24。
2
Alternatespacing◊UL840
Tripleinsulatedwiring◊Subject2353(OBJT2)
InputConnection(输入连结)
MultipleVoltageRatedPowerUnit(多输入电压电源适配器)
Definition(定义):
Apowerunitwitharatedvoltagerange(suchas100–240volts)ormorethanonediscretevoltagerating(suchas120/240volts)
IntendedforUseByTravellers(旅行者用电源适配器)
Definition(定义):
(14。
1。
4)
Amultiplevoltagerateddirectplug-inpowerunitwitha125V,15A(parallel)inputbladeconfiguration,oramultiplevoltageratedcord—connectedpowerunitwithanon—detachablepowersupplycordterminatingina125V,15A(parallel)bladeplug
RequirementsforIntendedforUseByTravellers(旅行者用电源适配器的要求):
1.4)
a)Thebladeassemblyshallbea125volt,15ampconfiguration(构造);
b)
Thepowerunitshallemployauseradjustable(可调整的)voltageselectorandcomplywithSwitchPositionTest,orbecapableofoperatingatdifferentvoltageswithoutuseradjustment;
c)
Theinputvoltageratingshallincludenominal120volt;
d)
Thepowerunitshallbemarkedasspecifiedin51。
8;
e)
Thepowerunitshallbeprovidedwithinstructionsasspecifiedin54.4
Amultiplevoltageratedpowerunitintendedforusebytravelersshallbemarkedasfollowswiththefollowingorequivalent:
(51.8)
a)”SeeinstructionmanualforuseincountriesotherthantheU.S.A.”or
b)“Seeinstructionsforinputvoltageconversion."
or
c)“Seeinstructionsiftheinputplugdoesnotfitthepoweroutlet"
Instructionsshallinclude(a)—(c)ortheequivalent,asappropriate.Theitemsshallbeprecededby”IMPORTANTSAFETYINSTRUCTIONS—SAVETHESEINSTRUCTIONS”and"
DANGER-TOREDUCETHERISKOFFIREORELECTRICSHOCK,CAREFULLYFOLLOWTHESEINSTRUCTIONS"
inlettersof1/8inch(3.18mm)highorinareadilyvisiblecontrastingtext(54。
a)”Besurevoltageselectorisincorrectvoltagepositionbeforepluggingin。
”Theinstructionsshallalsospecifytheprocedurestofollowforchangingthevoltageselector
b)”ForuseintheU.S。
A。
,thevoltageselectorswitchmustbeplacedin