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1、维修电工中级练习题（Intermediateexercisesformaintenanceelectrician）ThisarticleiscontributedbyjdzzzhzDOCdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyoufirstselectTXT,ordownloadthesourcefiletothelocalview.Maintenanceelectricianintermediateexercises1,accordingto
2、thediagramofinstallationandcommissioningofsingle-phasecontrollablevoltageregulatingcircuitforthefollowingrequirements:number123456789101112131415161718192021222324252627282930VD1VD2VD3diodediodediodediodediodeVD4VD5diodeVD6V7zenerdiodethyristorVT8thyristorVT9singlejuncti
3、ontransistorV10resistanceR1potentiometerRPresistanceR3resistanceR4resistanceR5resistanceR6resistanceR7adjustablepolyestercapacitorC1potentiometerRPtransformerTfusefuseFU1FU1bulbINsinglestrandcopperwiregalvanized(connectedcomponents)strandsofthinwires(connectedcomponents)
4、WanNengyinprintedcircuitboard(orrivetplate)AV-0.1mm2CP122CP122CP122CP122CZ11D2CZ11Dname2CW64,18~21VKP1-4KP1-4BT331.2,K0.25W100K,1W5.1K(3.5K),0.25W330100,0.25W,0.25WmodelandspecificationunitsareonlyonlyonlyonlyonlyonlyonlymetersTwoQuantities11111111,11111111,11111111,1111
5、11Remarks4.7K,0.25W,4.7K,0.25W,6.8K,0.25W,0.1F/160,V,220/50,V,0.2,A,0.2,A,220,,W,V/60TwoAVR-0.1mmAblockofriceisonlyatable2mmx70mmx100mm(or2mmx150mmx200mm)Electricsolderingiron,solderingironrack,solderandflux,selfregulatedDCpowersupply,signalgenerator,oscillograph0~36,V,X
6、D1,SB-10orselfmadeThirty-oneSingle-phaseACpowersupply220Vand36V,5A,electroscopepliers,screwdrivers(aplaceOneThirty-twoElectriciangeneraltoolShapedandcrossshaped),electricknife,pliers,wrenches,pliersetc.setOne3334MultimeterlaborprotectionarticlesCustominsulatedshoes,workc
7、lothes,etc.Blocksleeve111.Accordingtothediagram,thefollowingsingle-phasecontrollablevoltageregulatingcircuitisinstalledanddebuggedAssessmentrequirements:(1)beforeloading,firstcheckthequalityofcomponents,checkthenumberandspecificationsofcomponents,suchasfoundinthecommissi
8、oningofcomponentsdamage,accordingtothedamagecomponentpoints.(2)withintheprescribedtime,accordingtothere
