Switch cabinet of frequency converter

The utility model discloses a switch cabinet of a frequency converter. The switch cabinet comprises a cabinet body and isolation disconnecting links; the isolation disconnecting links have rotating shafts that are capable of driving opening/closing of the isolation disconnecting links; and axial directions of the rotating shafts is in parallel with a side plate of the cabinet body. Moreover, a high pressure chamber, a control chamber and an operation chamber are arranged in the cabinet body, wherein the high pressure chamber is used for placing high pressure devices including the isolation disconnecting links, the control chamber is used for placing a low pressure device and the operation device is used for operating the opening/closing of the isolation disconnecting links. According to the utility model, the isolation disconnecting links are arranged in a longitudinal mode; the opening/closing of the isolation disconnecting links can be directly controlled by utilizing rotation of an operation handle; and it