NEMA标准电机1.docx

1、NEMA标准电机1 NEMA高效三相异步电动机产品样本0EE138120佳木斯电机股份有限公司二 三年一月一、概述NEMA高效三相异步电动机为全封闭自扇冷式电机，该系列电动机按照美国NEMA和加拿大C390-93标准设计制造，效率指标达到美国能源法规定的高效节能电动机标准，其功率等级、安装尺寸及电气机械性能均符合NEMA标准要求，款式新颖、制作精良、安全可靠。电动机具有高效、节能，温升裕度大，噪声和振动小等特点。该系列电动机采用B设计，外壳防护等级IP54，F级绝缘，使用系数为1.15，电动机额定电压208V230V/460V（25HP以下），230V/460V（25HP150HP），460V

2、（150 HP以上），额定频率60Hz，适用于无特殊要求的场合，最高温度不超过40，海拔不超过3300英尺（1000m），可作为各种机械设备的动力配套。该电动机可根据用户需要进行特殊设计制造，如选用C、D设计，或各类安装型式或不同防护等级，或B、 H级绝缘等级，或不同电压、频率的要求。电动机功率等级5HP以下为2Y/Y，功率等级7.5HP及以上为2/。型号含义NEMA 44 5 T S 2极数短轴标准尺寸的机座NEMA标准中2F尺寸的代号中心高（in）D的4倍标准代号二、结构简介NEMA电动机机座和端盖采用高强度铸铁，耐腐蚀、寿命长、机座外表面有平行散热片，易于散热。电机的外风扇：采用塑料风扇

3、。（也可按用户要求采用铸铁风扇）轴承：机座号143T215T采用全封闭轴承；254T449T采用开启式轴承，备有注排油结构。从轴伸端视之，接线盒位于电动机左侧，亦可按用户要求设在右侧或顶部，接线盒位于机座中间且左右对称，便于用户在使用时左出线或右出线。接线盒由铸铁制成，出线孔为英制螺纹，便于安装。接线盒内备有接地螺钉及接线图。 接线方式：150HP以下（不包括150HP）出线为9根，150 HP及以上电动机出线为6根，出线端标志及接线图符合MG1-2.62规定。见图1。 图1 出线端标志图如需特殊出线方式及引出线根数时应另行提出。安装型式：T型有地脚C型有底脚或无底脚D型凸缘安装有底脚或无底脚

4、。电动机的安装方式应符合NEMA MG1-4.03标准规定，安装代号应符合表1。表1地面安装墙上安装顶面安装F-1F-2W-1 W-2 W-3 W-4W-5 W-6 W-7 W-8C-1C-2三、主要技术性能参数NEMA B设计见表2；NEMA D设计见表3。表 2中心高额定功率满 载 时堵转电流460VA堵转转矩额定转矩%最大转矩额定转矩%噪声dB(A)重量kgHPkW转速r/min电流460VA联结方式效率%功率因数Cos同 步 转 速 3600r/min， 460V 60Hz143T0.50.3734420.822Y/Y700.8151252508516143T0.750.5534421

5、.142Y/Y730.8371252508517143T1.00.7534421.492Y/Y75.50.84151252508518143T1.51.134421.992Y/Y82.50.84201752508520145T21.534422.612Y/Y840.86251702308522182T32.235033.762Y/Y85.50.86321602308834184T53.734936.102Y/Y87.50.87461502158835213T7.55.535058.862/88.50.88641402009166215T107.5350412.12/88.50.87811352

6、009170254T1511352217.792/90.20.8611613020094120256T2015351723.722/90.20.8814513020094125284TS2518.5353428.992/910.88182.513020094168286TS3022352534.12/910.89217.513020094170324TS4030353946.72/91.70.88290125200100235326TS5037354957.12/92.40.88362.5120200100252364TS6045355769.82/930.874351202001013203

7、65TS7555356785.52/930.87542.5105200101340405TS100753565116.92/93.60.86725105200102450444TS125903570140.62/94.50.85907.5100200102706445TS1501103570169.8294.50.861085100200102760445TS1751323570196.9294.50.891225100200102760447TS2001503570225.22950.881450100200102899449TS2501853575276.6295.40.881825701

8、751021083同 步 转 速 1800r/min， 460V 60Hz143T0.50.3717241.032Y/Y690.6552753007016143T0.750.5517241.472Y/Y710.6672753007017143T1.00.7517241.732Y/Y82.50.67152753007023145T1.51.117162.312Y/Y840.71202502807022145T21.517103.12Y/Y840.72252352707024182T32.217464.322Y/Y87.50.73322152507448184T53.717366.392Y/Y87

9、.50.80461852257449213T7.55.517489.642/89.50.8063.51702157967续 表 2中心高额定功率满 载 时堵转电流460VA堵转转矩额定转矩%最大转矩额定转矩%噪声dB(A)重量kgHPkW转速r/min电流460VA联结方式效率%功率因数Cos同 步 转 速 1800r/min， 460V 60Hz215T107.5174312.82/89.50.82811652007979254T1511175918.52/910.8211616020084120256T2015175624.62/910.8414515020084141284T2518.5

10、176328.92/92.40.87182.515020085191286T3022173034.72/92.40.86217.515020085191324T40301769472/930.8629014020089252326T5037177158.22/930.86362.514020089260364T60451776712/93.60.8543514020095300365T7555177787.32/94.10.84542.514020095338405T100751775117.22/94.50.8572512520098450444T125901780140.62/94.50.

11、85907.5110200100768445T15011017801692950.861085110200100840445T1751321787200.52950.871225100200100840447T2001501787227.82950.871450100200100987449T2501851790280.92950.871825801751001169同 步 转 速1200r/min， 460V 60Hz143T0.50.3711501.12Y/Y660.6351802756421143T0.750.5511501.582Y/Y690.6371802756422145T1.00

12、.7511501.852Y/Y800.65151702656425182T1.51.111582.522Y/Y85.50.64201652506742184T21.511553.152Y/Y86.50.69251602406743213T32.211694.382Y/Y87.50.72321552307164215T53.711677.472Y/Y87.50.71461502157175254T7.55.5116910.82/89.50.7163.515020575100256T107.5116714.22/89.50.748115020075117284T1511117219.62/90.2

13、0.7811615020080176286T2015116926.42/90.20.7914513520080180324T2518.5117432.92/91.70.77182.513520083228326T3022117338.62/91.70.78217.513520083244364T4030118048.82/930.83217.513520086304续 表 2中心高额定功率满 载 时堵转电流460VA堵转转矩额定转矩%最大转矩额定转矩%噪声dB(A)重量kgHPkW转速r/min电流460VA联结方式效率%功率因数Cos同 步 转 速1200r/min， 460V 60Hz36

14、5T5037118060.92/930.82362.513520086308404T6045118572.72/93.60.8343513520090430405T75551185912/93.60.81542.513520090430444T1007511801222/94.10.82725125200100795445T125901185144.62/94.10.83908125200100863447T1501101186177.22950.821085120200100997447T1751321187200.52950.871225120200100997449T2001501185

15、2252950.8814501202001001185同 步 转 速 900r/min， 460V 60Hz143T0.50.378601.102Y/Y680.6251402256722145T0.750.558601.562Y/Y700.6371352206725182T1.00.758651.982Y/Y740.64151352156942184T1.51.18652.62Y/Y770.69201302106943213T21.58653.32Y/Y82.50.69251302107264215T32.28654.62Y/Y840.71321302057275254T53.78686.62

16、Y/Y85.572.54613020576106256T7.55.586810.82/85.50.756412520076117284T107.5868142/88.50.768112520080174286T151186820.52/88.50.7611612520080178324T201587027.72/89.50.7614512520083228326T2518.587033.72/89.50.7718312520083244364T302287038.92/910.7821812520086304365T403087052.42/910.7929012520086308404T50

17、3788564.62/91.00.7936312520089430405T6045885782/91.70.7943512520089430444T755588593.82/92.00.8054312520093787445T10075885125.62/92.50.8172512020093857447T125908881472/93.50.82908120200931011449T150110889180.5293.50.821015120200931209注：电压不是460V时，其堵转电流与电压成反比。表 3中心高额定功率满 载 时堵转电流460VA堵转转矩额定转矩%噪声dB(A)重量k

18、gHPkW电流460VA联结方式效率%功率因数Cos同 步 转 速 3600r/min， 460V 60Hz143T0.50.370.822Y/Y700.8152758516143T0.750.551.142Y/Y730.8372758517143T1.00.751.492Y/Y750.84152758518143T1.51.12.122Y/Y76.50.85202758520145T21.52.942Y/Y780.82252758522182T32.24.132Y/Y80.50.83322758834184T53.76.592Y/Y820.86462758835213T7.55.59.392

19、/85.50.86642759166215T107.512.42/86.20.88812759170254T151117.992/87.20.8811627594120256T201524.52/88.20.8714527594125284TS2518.529.652/890.88182.527594168286TS302235.32/890.88217.527594170324TS403047.52/900.88290275100235326TS503758.32/90.50.88362.5275100252364TS604570.52/910.88435275101320365TS7555

20、85.72/91.50.88542.5275101340405TS10075115.62/91.50.89725275102450444TS12590137.952/920.89907.5275102706445TS150110167.7292.50.891085275102760445TS175132200.12930.891225275102760447TS200150226.5293.50.891450275102899449TS250185279.1293.50.8918252751021083同 步 转 速 1800r/min， 460V 60Hz143T0.50.370.8972Y

21、/Y690.7552757016143T0.750.551.272Y/Y72.50.7572757017143T1.00.751.682Y/Y74.50.75152757023145T1.51.12.272Y/Y780.78202757022145T21.52.982Y/Y790.80252757024182T32.24.212Y/Y810.81322757448184T53.76.952Y/Y82.50.81462757449213T7.55.59.732/85.50.8363.52757967续 表 3中心高额定功率满 载 时堵转电流460VA堵转转矩额定转矩%噪声dB(A)重量kgHPkW电流460VA联结方式效率%功率因数Cos