
各类电抗器计算.docx
9页如下1. 进线电抗器1.1 进线电抗器的额定电流 ILN对直流传动装置(6RA70):I =0.82I (A)LN dN式中:IdN:传动装置额定整流电流,通常即为由其供电的电动机的额定电流(A) 对电压型变频器(6SE70):I =1.1I (A)LN CN式中:ICN:变频器额定输出电流,通常即为由其供电的电动机的额定电流(A) 对 6SE70 中的整流单元和整流/回馈单元:I =0.87I (A)LN de式中:Id :整流单元或整流/回馈单元额定输出电流(A)de1.2进线电抗器的电感值L:对直流传动装置(6RA70)和 6SE70中的整流/回馈单元按压降4%选择L:L=0.04ULN/(3°-5x2nfILN) (H)式中:ULN:进线电压的线电压有效值(V) f:电网频率(Hz)ILN :进线电抗器的额定电流(A)当 f=50Hz 时:L=73.51xUln/ILn (咱)也可根据进线电抗器的进线电压Uln和额定电流ILN直接从下面的表1.1〜表1.4中选择进线 电抗器(适用于f=50Hz)对变频器(6SE70)和6SE70中的整流单元,按压降2%选择L:L=0.02xULN/(3O-5x2nfILN) (H)式中:Uln:进线电压的线电压有效值(V)f:电网频率(Hz)ILN :进线电抗器的额定电流(A)当 f=50Hz 时:L=36.76xU /I (gH)LN LN也可根据进线电抗器的进线电压Uln和额定电流Iln直接从下面的表1.5〜表1.8中选择进 线电抗器(适用于 f=50Hz)。
表1.1进线电压:380(400)V 额定压降:8.85V(4%) 型号:HKSG2-0.8ILN (A)1822.42831.535.5405063L (uH)156512581006894794704563447订货号K119-513K119-514K119-515K119-516K119-517K119-518K119-519K119-520718091100112125140160180397352310282282252201176157K119-521K119-522K119-523K119-524K119-525K119-526K119-527K119-528K119-52920022425028031535540045050014112611310189.479.470.462.656.3K119-530K119-531K119-532K119-533K119-534K119-535K119-536K119-537K119-5385606307109101000112012501400160050.344.739.73128.225.222.520.117.6K119-539K119-540K119-541K119-542K119-543K119-544K119-545K119-546K119-547表1.2进线电压:500V 额定压降:11.55V(4%) 型号:HKSG2-0.8Iln (A)22.431.535.54050637180L (uH)163411621031915732581516458订货号K119-548K119-549K119-550K119-551K119-552K119-553K119-554K119-55591100112125140160180200224402366327293262229203183163K119-556K119-557K119-558K119-559K119-560K119-561K119-562K119-563K119-56425028031535540045050056063014513011610391.581.373.265.458.1K119-565K119-566K119-567K119-568K119-569K119-570K119-571K119-572K119-5737109101000112012501400160057.640.236.632.729.326.222.9K119-574K119-575K119-576K119-577K119-578K119-579K119-580表1.3进线电压:690V 额定压降:15.9V(4%) 型号:HKSG2-0.8ILN (A)63718091100112125L (uH)803713633556506452405订货号K119-581K119-582K119-583K119-584K119-585K119-586K119-587140160180200224250280315362316281253226202181166K119-588K119-589K119-590K119-591K119-592K119-593K119-594K119-59535540045050056063071091014312611210190.380.371.355.6K119-596K119-597K119-598K119-599K119-600K119-601K119-602K119-6031000112012501400160050.645.240.536.231.6K119-604K119-605K119-606K119-607K119-608表1.4进线电压:750V 额定压降:17.3V(4%) 型号:HKSG2-0.8Iln (A)100112125140160180200L (uH)551491441393344305275订货号K119-609K119-610K119-611K119-612K119-613K119-614K119-615224250280315355400450500246220197175155138122110K119-616K119-617K119-618K119-619K119-620K119-621K119-622K119-6236307109101000112012501400160087.477.660.555.149.244.139.334.4K119-625K119-626K119-627K119-628K119-629K119-630K119-631K119-632表1.5进线电压:380(400)V 额定压降:4.43V(2%) 型号:HKSG2-0.8ILN (A)56.389.111.212.51618L (uH)282022361763154812581128883783订货号K119-401K119-402K119-403K119-404K119-405K119-406K119-407K119-40822.42831.535.54050637180630503448397352282224199176K119-409K119-420K119-411K119-412K119-413K119-414K119-415K119-416K119-4179110011212514016018020022415514112611310188.078.370.462.9K119-418K119-419K119-420K119-421K119-422K119-423K119-424K119-425K119-42625028031535540045050056063056.350.344.739.735.231.428.225.222.4K119-427K119-428K119-429K119-430K119-431K119-432K119-433K119-434K119-4357109101000112012501400160019.615.519.112.611.310.18.8K119-436K119-437K119-438K119-439K119-440K119-441K119-442表1.6进线电压:500V 额定压降:5.77V(2%) 型号:HKSG2-0.8ILN (A)56.389.111.212.51618L (uH)36732915229620181640146911481020订货号K119-443K119-444K119-445K119-446K119-447K119-448K119-449K119-45022.42831.535.54050637180820656583517459367292259230K119-451K119-452K119-453K119-454K119-455K119-456K119-457K119-458K119-4599110011212514016018020022420218416414713111510291.882.0K119-460K119-461K119-462K119-463K119-464K119-465K119-466K119-467K119-4682。
