Frequency inverters POWTRAN

Frequency control is a method for controlling the speed of electric motors by regulating the frequency of the incoming electrical current. This method allows the motor to operate at various speeds.

  • Power Supply and Capacities1PH 220V(-15%)~240V(+10%) AC from 0.4kW to 5.5kW3PH 380V(-15%)~440V(+10%) AC from 0.75kW to 700kW3PH 220V(-15%)~240V(+10%) AC*3PH 480V(-10%)~480V(+10%) AC*3PH 690V(-10%)~690V(+10%) AC** delivery only
  • Frequency50/60Hz
  • Control SystemHigh-Performance Vector Control Inverter Based on DSP
  • Control MethodsV/F Control, Vector Control W/O PG, Vector Control W/PG
  • Maximum FrequencyVector Control: 0 to 300Hz; V/F Control: 0 to 3200Hz
  • Speed Range1: 100 (Vector Control W/ O PG) 1: 1000 (Vector Control W/ PG)
  • Built-in PIDEASY TO IMPLEMENT CLOSED-CYCLE CONTROL SYSTEM
  • Working Methodwith keyboard, with external control via terminal block or through communication
  • Functions in Operating ModeLimit Frequency, Jump Frequency, Frequency Compensation, Autotuning, PID Control
  • Options for Frequency SourceTotal of 10 frequency sources: Digital, Analog Voltage, Analog Current, Multi-speed, and Serial Port. They can be switched among each other.
  • Input Terminalsup to 8 terminals for digital input, compatible with active PNP or NPN mode, one of which may be for high-speed pulse input (0 to 100 kHz square wave); 3 analog input terminals for voltage or current input.