Frequency inverter ensures motor control

The Van der Graaf DFI frequency inverter is a compact vector control drive integrated within the drum motor connection box. It supports both IM and PM motor control for application flexibility while providing an integrated STO safety mechanism. The stainless-steel junction box enclosure meets and exceeds IP65 ratings for ingress protection. DFI standard features include PLC capability with 2K step capacity, USB ports, removable LED keypad for remote operation, communication slot for CANopen, PROFIBUS DP, DeviceNet, MODBUS TCP or Ethernet/IPcard. Please note the illustration above is a prototype.