主電路是給異步電動機提供調壓調頻電源的電力變換部分，變頻器的主電路大體上可分為兩類：電壓型是將電壓源的直流變換為交流的變頻器，直流回路的濾波是電容。鄭工19959281761CUTLER HAMMER-70 IPONI 8793C36G03
CUTLER HAMMER-71 IPONI 8793C36G03
CUTLER HAMMER-72 IPONI 8793C36G03
CUTLER HAMMER-73 IPONI 8793C36G03
CUTLER HAMMER-74 IPONI 8793C36G03
CUTLER HAMMER-75 IPONI 8793C36G03
CUTLER HAMMER-76 IPONI 8793C36G03
CUTLER HAMMER-77 IPONI 8793C36G03
CUTLER HAMMER-78 IPONI 8793C36G03
CUTLER HAMMER-79 IPONI 8793C36G03
CUTLER HAMMER-80 IPONI 8793C36G03
CUTLER HAMMER-81 IPONI 8793C36G03
CUTLER HAMMER-82 IPONI 8793C36G03
CUTLER HAMMER-83 IPONI 8793C36G03
CUTLER HAMMER-84 IPONI 8793C36G03
CUTLER HAMMER-85 IPONI 8793C36G03
CUTLER HAMMER-86 IPONI 8793C36G03
CUTLER HAMMER-87 IPONI 8793C36G03
CUTLER HAMMER-88 IPONI 8793C36G03
勞易測 IPRK 95/44 L.2
CUTLER HAMMER-41 IQ200 66C2056G01
CUTLER HAMMER IQ220
CUTLER HAMMER-42 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-43 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-44 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-45 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-46 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-47 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-48 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-49 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-50 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-51 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-52 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-53 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-54 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-55 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-56 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-57 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-58 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-59 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-60 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-61 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-62 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-63 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-64 IQ220/IQ320 66C2056G23/G25
CUTLER HAMMER-65 IQ220/IQ320 66C2056G23/G25