Hitachi Frequency Inverter

For drives with high dynamics, high torques and high rotational speed precision. Sensorless vector control, U/f control process for constant and reduced torque, PM drive, high frequency mode (580 kHz). Dual rating (power and load switching). Safety functions according to EN/ISO 13879-1 Cat. 3 PLd, STO ''Safe Torque Off''. Integral PID controller to regulate pressure or temperature. Integrated 24 VDC (100 mA) power supply for inputs and outputs. Positioning with incremental counter return on board. Integral braking chopper. Interfaces: USB (PC programming), RS422 (external HMI), RS485 (Modbus RTU), optional boards for Profibus, EtherCAT, ProfiNET (order separately). Use EMC filter(s) to comply with EN61800-3.