上海持承随时欢迎您的来电查询，如需选型请及时来电，希望合作愉快！***电话:13671509315/021-61728842（如固话打不通请拨手机，谢谢）传真：021-51591141联系人:李先生***：1982843875科比变频器******-持承自动化16.F4.F1G-4I0014.F5.CBD-YA0013.F5.CBD-YA0014.F5.CBD-YA0012.F5.CBD-YA5015.F5.CBE-YA0009.F5.CBB-YA0005.F5.B3A-090012.F4.C1D-4A0112.F4.C1D-4A0112.F4.C1D-4A010D.F4.080-000914F5GBDYA0012.F4.C1D-342012.F4.S1D-342009.F5.C1B-3A0A12.F4.C1D-342016F4.F1G-4I0016。F4。F1G-413016.F5.G1G-360A18F5A1H36YF09.F4.C1D-4A0118F5A1H36YF*0D.F4.080-000914F5GBDYA0012.F4.C1D-342012.F4.C1D-342012.F4.S1D-342009F5.C1B-3A0A16F4.F1G-4I0016。F4。F1G-413016.F5.G1G-360A18F5A1H36YF09.F4.C1D-4A0116.F5.G1G-360A09.F4.C1D-4A0109.F4.C1D-4006*0D.F4.080-000914F5GBDYA0012.F4.C1D-342012.F4.C1D-342012.F4.S1D-342009F5.C1B-3A0A16F4.F1G-4I0016。F4。F1G-413016.F5.G1G-360A18F5A1H36YF09.F4.C1D-4A0116.F5.G1G-360A09.F4.C1D-4A0109.F4.C1D-400615.F5-C1E-350A13.F5.GBD-YA0014.F5.CBD-YA0014F5A1D-38YA13F5A1D-38YA00F50C1-001000.F5.060-100016.F5.M1E-34EA09.F4.C1D-122010.F4.F1D-4B1112.F4.C1D-4B14变频器（Variable-frequencyDrive，VFD）是应用变频技术与微电子技术，通过改变电机工作电源频率方式来控制交流电动机的电力控制设备。变频器主要由整流（交流变直流）、滤波、再次整流（直流变交流）、制动单元、驱动单元、检测单元微处理单元等组成。通过改变电源的频率来达到改变电源电压的目的，根据电机的实际需要来提供其所需要的电源电压，进而达到节能、调速的目的，另外，变频器还有很多的保护功能，如过流、过压、过载保护等等。随着工业自动化程度的不断提高，变频器也得到了非常广泛的应用。)