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誖BUILDINGELECTRICITY2009Oct.2009Vol.28No.1010LiTianbing（ChinaSouthwestArchitecturalDesignandResearchInstituteCORP.LTD，Chengdu610081，China）DiscussionofConnectionTypeofMotorStatorWindinginCommonDoubleSpeedFan（，610081）YD，YDT。。，YD△/YY。，YDTY/Y、3Y+Y/3Y、Y/YY，。YDYDT1、，，，1。，，。，，，、。YD《YD（IP44）》（JB/T7127-1993，80~280），△/YY；YDT《YDT（IP44）》（JB/T8681-1998，80~315），Y/Y、Y/YY、3Y+Y/3Y。YDT、YD，。（）6/4。2YD△/YY2．1YD-6/4，YD6/4，JB/T7127-1993，△/YY。2。2．2YD-6/4YD-6/41，2，3。AbstractInthepastdoublespeedfanmainlyusesYD-typemotors，butnowYDT-typemotorsaremoreoftenused，forsuchkindofmotorscanbettermeettheloadrequirementsoffan.Connectiontypeofthesetwokindsofmotorstatorwindingsaredifferentfromeachother.Atpresenttheprinciplediagramsofcontrolareusedforcommondoublespeedfan，mostofwhicharefor△/YYtransformationoftypeYDmotors.InthispaperdiscussionaboutthisismadeandtheselectionprincipleofmaincircuitconnectionandelectricalcomponentsareshownforY/Y，3Y+Y/3Y，Y/YYtransformationoftypeYDTmotor.KeywordsDoublespeedfanDoublespeedmotorYDYDTStatorwindingconnectionMaincircuitconnection1，（）Tab.1Thefireandventilation（dual-purpose）low-noisecabinet-typecentrifugalfanoftenusedforventilationspecialityunderthesimilarconditions（kW）HTFC（DT）-A-IV-No28S2YD225S-6/422/28HTFC（DT）-A-IV-No30S1YDT225S-6/411/3318514（kW）（A）（r/min）（%）cosφYD90S60.652.3915640.6840.852.31395700.79YD90L60.852.8910660.741.131390710.79YD100L161.33.8940740.741.84.41420770.8YD100L261.54.3940750.742.25.41420770.8YD112M62.25.7945780.7542.86.71425770.82YD132S637.7960790.75449.51450780.82YD132M649.8960820.7645.512.31450800.85YD160M66.515.1970840.784817.61455820.84YD160L6920.6970850.7841123.71455830.85YD180M61125.9980850.7641429.81460840.85YD180L61329.4980860.7841633.61470850.85YD200L618.541.4970870.7842244.9146086.50.86YD225S62244.2980880.8642856.5147586.50.87YD225M62652.2975880.8643466.2147585.50.9YD250M63262.1980900.8744281.1148086.50.912YD-6/4Tab.2ParametersofcommonYD-6/4motor1YD-6/4（△/YY）Fig.1DiagramofstatorwindingconnectionforYD-6/4motor（△/YY）（）2．3YD-6/4△，QF1、KM1、KH1Il。YY，QF2、KM2、KH2Ih，KM3Ih/2。△/YY，，。2、，。3YDTY/Y3Y＋Y/3Y3．1YDT-6/4，YDT6/4，JB/T8681-1998，Y/Y。3。3．2YDT-6/43．2．1Y/YYDT-6/4Y/Y3YD-6/4（△/YY）Fig.3DiagramofmaincircuitconnectionforYD-6/4motor（△/YY）2YD-6/4（△/YY）Fig.2DiagramofexternalterminalofYD-6/4motor（△/YY）：1000/1500r/min。19515誖BUILDINGELECTRICITY2009Oct.2009Vol.28No.1010，4。5。6。3．2．23Y+Y/3YYDT-6/43Y＋Y/3Y，，7。8。6。3．3YDT-6/46，QF1、KM1、KH1Il。4，QF2、KM2、KH2Ih。3、，。3．4YDT-8/6，，8/6，HTF-IV-No12，960/720r/min，15/30kW，YDT225M-8/6。YDT-6/4。4YDTY/YY4．1YDT-4/2（kW）（A）（r/min）（%）cosφYDT90S60.321.09920660.6641.12.861410730.78YDT90L60.451.43930700.6641.43.431400750.81YDT100L160.72.15940730.6642.25.221440800.79YDT100L260.92.86940740.6742.55.961440810.78YDT100L260.92.86940740.6742.55.961440810.78YDT112M61.13.09950780.6843.27.031480820.82YDT132S61.54.06970810.6844.7101440840.83YDT132M162.25.7970830.6946.713.711450850.85YDT160M63.17.91970830.6949.519.31450870.84YDT160L6410970830.6941224.361460880.84YDT180M65.112.06970810.72415.531.41465870.84YDT180L66.214.33970810.74418.537.141465870.85YDT200L168.719.12975830.7742651.481460880.85YDT225S61121.83980840.8443363.111470890.8661325.56980850.85YDT225M43973.951470900.863YDT-6/4Tab.3ParametersofcommonYDT-6/4motor4YDT-6/4（Y/Y）Fig.4DiagramofstatorwindingconnectionforYDT-6/4motor（Y/Y）5YDT-6/4（Y/Y）Fig.5DiagramofexternalterminalofYDT-6/4motor（Y/Y）6YDT-6/4（Y/Y、3Y+Y/3Y）Fig.6DiagramofmaincircuitconnectionforYDT-6/4motor（Y/Y，3Y+Y/3Y）：1000/1500r/min。20516，，4/2，HTF-II-No5.5，1450/2900r/min，0.8/3.1kW，YDT100L2-4/2。4．2YDT-4/2YDT-4/2Y/YY，9。10。3。4．3YDT-4/2Y，QF1、KM1、KH1Il。YY，QF2、KM2、KH2Ih，KM3Ih/2。9，Ih，IlIh/2。5，，，，，。，△/YYY/YY，；Y/Y3Y+Y/3YKM3。，。，，，，。1..：，2009：80-111.2..2.：，2000：387-443.2009-07-262009-09-227YDT-6/4（3Y+Y/3Y）Fig.7DiagramofstatorwindingconnectionforYDT-6/4motor（3Y+Y/3Y）8YDT-6/4（3Y+Y/3Y）Fig.8DiagramofexternalterminalofYDT-6/4motor（3Y+Y/3Y），，4/2，HTF-II-No5.5，1450/2900r/min，0.8/3.1kW，YDT100L2-4/2。4．2YDT-4/2YDT-4/2Y/YY，9。10。3。4．3YDT-4/2Y，QF1、KM1、KH1Il。YY，QF2、KM2、KH2Ih，KM3Ih/2。9，Ih，IlIh/2。5，，，，，。，△/YYY/YY，；Y/Y3Y+Y/3YKM3。，。，，，，。1..：，2009：80-111.2..2.：，2000：387-443.2009-07-262009-09-22（）9YDT-4/2（Y/YY）Fig.9DiagramofstatorwindingconnectionforYDT-4/2motor（Y/YY）10YDT-4/2（Y/YY）Fig.10DiagramofexternalterminalofYDT-4/2motor（Y/YY）21517