验货电器新手指南Word格式文档下载.docx
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验货电器新手指南Word格式文档下载.docx
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AcceptanceCriteria:
nonconformityofpacking
CRITICALreject:
whichwillcausesafetyproblem,especiallyliveinsectinsidethepackage.
MAJOR/MINORreject:
e.g.shippingmarkmissing,incorrect,torn/damage/dirt,accessoriesmissing,illegibleinstruction,deadinsectandsoon.
nonconformityofproduct
whichwillcausesafetyproblem,e.g.exposedcopperwire,powercorddetachout,plugnotsecurity,air-loggeddrainholeandsoon
whichwillnotcausesafetyproblem,e.g.poorfittingparts,poorappearanceparts,unitunstableandsoon
15.2
Highvoltagecheck:
15.2.1
Thistestisusedtodeterminewhetheranappliancecomplieswiththeelectricstrengthtestrequiredonsafetystandard.
15.2.2
Allelectricproductswhichratedvoltagebeingnotmorethan250Vforsingle-phaseappliancesand480Vforotherappliances.
15.2.3
Procedure:
a.
Testershouldbeverifiedwithsafetyandproperfunctioningbeforeuse
b.
Setupthetesteratappropriatebreakdowncurrentlimit(0.5mA)andappropriatevoltage.
c
Connectlive&
neutralplugpinorleadwiretoeitherpolarityoftestedproduct(liveisrecommendedforoperationsafety),otherwisecheckshouldbeconductedoneachofthem.
d.
AlloftheswitchonthesampleshouldbesituatedatONandMAXwhereappropriate.
e.
Accessibleparts(includingthepartsaccessonlyduringserviceorcleaning)
connecttotheoppositepolarityoftester.Earthpinorearthleadwirewillbetestedwhenaccessiblepartisearthconnected.
-Foradaptor(transformer),thehighvoltageshouldbeappliedbetween:
Livepartsoftheinputcircuitsandaccessibleconductivepartsofthetransformer.
Inputcircuitsandoutputcircuits
f.
Alwayskeephandsawayfromtheunit,andkeepbodyawayfrommassmetal.Suchastable,shelf,chair,etc.
g.
Pressbuttontotest.
h.
Oncethetesteralarmsfailure,checkwiththesameconditionagain.
i.
Ifthetesteralarmsfailureagain,checkwiththesamevoltageanddurationbutsetleakagecurrentat10mA.
j.
Nofurtheralarmonthetestat30mAormaxsettingofHi-pottester.ObserveVOLTAGEDROPSonthevoltmeterofthetesterduringthetest.
k.
ObservebyvisualandaudiencetoseewhetherSPARKLEthroughtheairfromthetestsurfacetoun-insulatedisliveorneutral.
l.
Novoltagedrop.Openthetestedunit,tocheckwhetherithasBURNTmarkoninsulation.
15.2.4
Specification:
a
BSplug,2500V/1S,particularonthegapbetweentopandbottomcover.
b
◆Forclass0,0I,Iappliances:
1500Vac/1second.
◆ForclassIIandclassIIconstructedappliances:
3300Vac/1second.
Hi-VoltagecheckdoesnotapplytoClassIIIandclassIIIconstructedproduct.
15.2.5
ItwouldbeaCRITICALrejectforanyofthebelow:
Testeralarmsat30mAormaxsettingofHi-pottesterofleakagecurrent;
Noticeablevoltagedroponthevoltmeterofthetestduringchecking;
Sparklethroughtheairfromthetestsurface(orthemetalpartattachedtothetestsurface)toun-insulatedliveorneutral.
d
Burntmarkoninsulation.
15.3
EarthContinuityCheck:
15.3.1
Thistestisusedtoensuretheaccessiblemetalpartandearthterminalarecontinuousunderratedcurrent.
15.3.2
Class0IandClassIappliance
15.3.3
Testershouldbeverifiedbeforeuse;
Connectearthpinofattachmentplugorearthleadwiretotheneutralofthetester;
Connecttheearthconnectedmetalpart(Intendedtobeearthconnected)totheoppositepolarityofthetester;
Pressbuttontotest;
e
Observethereadingandcompareitwiththespecification.
15.3.4
ProductcompliedwithIEC/ENstandard.
Earthresistancetestershouldbeused;
Luminaryproducts,atleasta10Afor1secondshouldbeappliedandtheresistanceshouldbelessthanorequalto0.5ohm;
Householdproducts,a25Afor1secondshouldbeappliedandtheresistanceshouldbelessthanorequalto0.1ohm.(considertheresistantofpowercord,thelimitofresistantcanbe0.2ohm)
ProductcompliedwithULstandard.
Whenusingearthresistancetester,25Afor1secondisappliedandtheresistanceshouldbeequaltoorlessthan0.1ohm.
Alternatively,thegroundingcontinuitytestapparatusmaybeanohmmeterorsimilarindicatinginstrumentcapableofmeasuring0.10ohm.
15.3.5
ItwillbeaCRITICALrejectforthesamplehavingearthresistancegreaterthanthelimitorshowednegativeresultbytheindicatingdevice.
15.4
PolarityCheckforLampHolder(USmarket):
15.4.1
Toensureplugpolarityiscomplywithlampholder.
15.4.2
Theproductwithpolarityplugandlampholder.
15.4.3
Anindicatingdevicecanbeusedinsteadofresistancetester.E.g.ohmmetertocheckthedeflection,buzzerdevicetolistentothetone,lightingdevicetocheckthelight.
Connectlivepinofattachmentplugorliveleadwiretoeitherpolarityofthetester;
Connecttheoppositepolarityofthetestertothecentercontactspring.
Repeatprocedure(c)&
(d)ontheneutralpinorleadwireforscrewshellofthelampholder.
15.4.4
ItwillbeaCRITICALrejectforthesamplehavingreversedpolarityonlampholder.
15.5
PolarityCheckforSwitch:
15.5.1
TheSingle-poleswitchesorsingle-poleprotectivedevicesshallbeconnectedtothephaseconductor(thelivesideofthesupplyorthesideotherthanthatidentifiedastheneutralside.).
15.5.2
Theproductwithon/offswitchandtheirratedvoltagebeingmorethanextra-lowvoltage.
15.5.3
Luminairesintendedforuseonapolarizedsupplyandwheretheluminairehasasingle-poleon/offswitch
Turnthepowerswitchtooffposition;
Connecttheoppositepolarityofthetestertothecontactplateofswitchtoseewhetherthelivewireinsteadofneutralwireisconnectedtotheswitch.
Otherproduct
Openproductorswitchtochecktheconnection
Theswitchesorprotectivedevicesshallbeconnectedtolivepart.(thelivemaybemarkedwithblack,redetc.indicationcolor)
15.5.4
ItwouldbeaCRITICALrejectforthesamplehavingwrongconnectionofneutralwiretopowerswitch.
15.6
Powerconsumption/InputCurrentCheck:
15.6.1
Thepowerinputatnormaloperatingtemperatureshallnotdeviatefromtheratedpowerinputbymorethanthespecifieddeviation.
15.6.2
Theproductwithratedvoltagemorethanextra-lowvoltage.
15.6.3
Verifythatthevoltageandfrequencyarethesameasrating;
Power/Ampmetershouldbeverifiedbeforeuse;
Turnthesampleatoffbeforeplugin;
Turnontheunituntilsteadyandthenrecordthevalue;
Comparethevalueagainstthespecification.
Forproductmarkedwithoneormoreratedvoltageranges,thetestismadeatboththeupperandlowerlimitsoftheranges,unlessthemarkingortheratedpowerinputisrelatedtothemeanvalueoftherelevantvoltagerange,inthatcasethetestismadeatavoltageequaltothemeanvalueofthatrange.
15.6.4
Bulb:
Lumen:
onlylowestlimited.AbovethelowestallOK
Lamptype
Specification
Incandescence
<
Ratingonunitx104%+0.5W
CFL
Ratingonunitx110%+0.5W
Halogen
Ratingonunitx108%
Householdandsimilarelectricalappliances
Note:
Thedeviationformotor-operatedappliancesappliesforcombinedappliancesifthepowerinputofthemotorsismorethan50%oftheratedpowerinput.对于组合类器具,如果其电机的输入功率超过了总的额定输入功率的50%,则对电机型器具的偏差值也适用于组合类器具。
Electrictools
Theratedpowerinputorratedcurrentshallbeatleast110%ofthemeasuredno-loadinputorcurrent,thatistosay,theno-loadpowerconsumptionorinputcurrentshouldnotexceed90%ofratedpowerinputorcurrent.
Forotherproduct:
Onlyrecordtherangeoftestresultoninspectionreport.
15.6.5
ItwillbeaMAJORrejectwhentheresultisoutofapplicant’srequirement.Otherwise,recordtherangeofresultonprovisionalinspectionreportifnospecifiedrequirementonit.
15.7
InternalCheckforWorkmanship:
15.7.1
Theproductconstructionshallbecompliedwiththerequirementofstandardandmakesurethattheproducthasnotanobviousorpotentialdanger.
15.7.2
Theproductdrivenbyelectricity.
15.7.3
-Pleaseconductthefunctionandsafetycheckbeforeperformingtheinternalcheck
-Confirmnostripscrewbeforedisassemblethesample;
Opentheunitcarefully;
-Checkwhetherithasinternalscrewstripped;
metallicresidueinside;
cracked,chipped,brokenscrewcolumn,rib,rim,etc.;
-Checktheworkmanshipofthesolderingjoint;
Checkthefirmnessoftheinternalwireconnectio
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