The box transformer integrates PCS converter cabinet, meeting the extreme heat dissipation requirements of PCS cabinet and facilitating on-site installation by users. Container shell+dry ( or oil ) transformation+PCS can be used; Or adopt the Huabian structure+PCS. The protection function is complete, and various signals can be uploaded to the control room through the communication interface. Users can grasp various operating infomation of the equipment in the background and achieve remote control. Exclusive customization, can be designed according to different project requirements.