140DD035310 140CRA21120C 975951000 交流变频器
采用 PWM 变频电源供电 ,使变频电机可以在很低的频率、较低的电压下以及无冲击电流情况下起动 ,并可以利用变频器所提供的各种方式进行快速制动。 由于变频电机可实现频繁的起动制动 ,使电机绝缘频繁地处于循环交变应力作用下 ,使电机绝缘加速老化 [1]。
普通异步电机中存在的由于电磁激振力、机械传动等引起的振动等问题在变频电机中变得更为复杂。变频电源中含有的各种时间谐波与电磁部分固有的空间谐波相互干涉 ,形成各种电磁激振力。同时 ,由于电机工作频率范围宽 ,转速变化大 ,当其与机械部分的固有频率相一致时 ,出现共振。 在电磁激振力和机械振动影响下 ,电机绝缘受到更加频繁的循环交变应力作用 ,加速了电机绝缘的老化
140DD035310 140CRA21120C 975951000 交流变频器
140DD035301C 140CRA21120 975750000
140DD035301 140CRA21110C 600558000
140DDO35300C 140CRA21110 600545000
140DD035300 140CPU67261C 600544000
140DD015310C 140CPU67261 600513000
140DDO15310 140CPU67160S 520614000
140DDM69000C 140CPU67160C 520480000
140DDM69000 140CPU67160 520422000
140DDM39000C 140CPU65260C 520402000
140DDM39000 140CPU65260 TSXP57103MC
140DDI85300C 140CPU65160S TSXP57104MC
140DD185300 140CPU65160C TSXP57153MC
140DDI84100C 140CPU65160 TSXP57154MC
140DD184100 140CPU65150C TSXP571634MC
140DDI67300C 140CPU11303C TSXP57203MC
140DDI67300 140CPU11303 TSXP57204MC
140DDI36400C 140CPU11302C TSXP57253MC
140DD136400 140CPU11302 TSXP57254MC
140DDI35310C 140CPS52400C TSXP572623MC
140DDI35310 140CPS52400 TSXP572634MC
140DDI35300C 140CPS51100C TSXP572823MC
140DDI35300 140CPS51100 TSXP57303AMC
140DDI15310C 140CPS42400C TSXP57304MC
140DDI15310 140CPS42400 TSXP57353AMC
140DAO85300C 140CPS41400C TSXP57354MC
140DAO85300 140CPS41400 TSXP573623AMC
140DAO84220C 140CPS22400C TSXP573634MC
140DAO84220 140CPS22400 TSXP57453AMC
140DAO84210C 140CPS21400C TSXP57454MC
140DAO84210 140CPS21400 TSXP574634MC
140DAO84010C . 140CPS21100C TSXP574823AMC
140DAO84010 140CPS21100 TSXP57554MC
140DAO84000C 140CPS12420C TSXP575634MC
140DAO84000 140CPS12420 TSXP576634MC
140DAM59000C 140CPS11420C TSXP57103M
140DAM59000 140CPS11420 TSXP57104M
140DAI75300C 140CPS11100C TSXP57153M
140DAI75300 140CPS11100 TSXP57154M
140DAI74000C 140CHS41020 140CFI00800
140DAI74000 140CHS41010 140CFH00800
140DAI55300C 140CHS32000 140CFG01600
140DAI55300 140CHS21000C 140CFE03200
140DAI54300C 140CHS21000 140CFD03200
140DAI54300 140CHS11000C 140CFC03200
140DAI54000C 140CHS11000 140CFB03200
140DAI54000 140CFX00210 140CFA04000
1 40DAI45300C 140CFX00110 1404V0020000
140DAI45300 140CFU40000 140ACO02000C
140DAI35300C 140CFU08000 140ACO02000
140DAI35300 140CFU00600 140ACI04000C
140DAI34000C 140CFK00400 140ACI04000
140DAI34000 140CFJ00400 140CRA93100C
1 40CRP93200C 140CRP31200 140CRA93100
140CRP93200 140CRA93200C 140CRA31200C
140CRP93100C 140CRA93200 140CRA31200
140CRP93100 140CRA93101C 140CRA21220C
140CRP31200C 140CRA93101 140CRA21220
1326AB-B430E-21-K4 133-C30MHJE1D-38-6P 1336-GM1
1326AB-B430E-M2K4LS 1336-BDB-SP17D 1336-GM2
1326AB-B430E-M2L 1336-BDB-SP18D 1336-GM5
1326AB-B430G-21 1336-BDB-SP19D 1336-GM6
1326AB-B430G-21-K4 1336-BDB-SP21D 1336-L-SP11A
1326AB-B515E-21 1336-BDB-SP26D 1336-L-SP12A
1326AB-B515E-21-K5 1336-BDB-SP28D 1336-L-SP22A
1326AB-B515E-M2K5LS 1336-BDB-SP29D 1336-L-SP26A
1326AB-B515E-M2L 1336-BDB-SP2D 1336-L-SP7A
1326AB-B515E-S2K5L 1336-BDB-SP30D 1336-L4
1326AB-B515E-S2L 1336-BDB-SP31D 1336-L4E
1326AB-B515G-21 1336-BDB-SP34D 1336-L5
1326AB-B515G-M2K5L 1336-BDB-SP37D 1336-L5E
1326AB-B515G-M2L 1336-BDB-SP38D 1336-L6E
1326AB-B515G-S2K5L 1336-BDB-SP39D 1336-L7E
1326AB-B515G-S2L 1336-BDB-SP3D 1336-L8E
1326AB-B515G-S2LS 1336-BDB-SP42D 1336-L9E
1326AB-B520E-21 1336-BDB-SP43D 1336-MOV-SP1A
1326AB-B520E-M2L 1336-BDB-SP44D 1336-MOV-SP3A
1326AB-B520E-M2LS 1336-BDB-SP45D 1336-MOV-SP5A
1326AB-B520E-S2L 1336-BDB-SP46D 1336-MOV-SP6A