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i550 frequency inverters
The frequency inverters of the i510 and i550 series support a power range from 0.25 to 132 kW. The basic i510 inverter covers a power range from 0.25 to 15 kW and the universally applicable i550 which enables communication via all common fieldbuses covers a power range from 0.25 to 132 kW.
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All advantages of the frequency inverter i550 at a glance:


Performance data:

  • Mains: 1 AC 230 V: 0.25 to 2.2 kW
  • Mains: 1/3 AC 230 V: 0.25 to 5.5 kW
  • Mains: 3 AC 400 V: 0.37 to 132 kW

Integrated functions:

  • V/f characteristic control linear/quadratic (VFC plus)
  • Sensorless vector control (SLVC)
  • Energy saving function (VFC-Eco)
  • Servo control (SC-ASM) with feedback
  • Sensorless vector control for synchronous motors (up to 22 kw)
  • Vector control with feedback
  • V/f characteristic control with feedback
  • DC braking
  • Brake management for low-wear brake control
  • Dynamic braking through brake resistance
  • S-ramps for smooth acceleration and delay
  • Flying restart circuit, PID controller


    CANopen, EtherCAT, EtherNet/IP, I/O link, Modbus, PROFIBUS, PROFINET, ModbusTCP/IP, POWERLINK, IO-Link


    CE, UL, CSA, EAC, RoHS2, IE2 in accordance with EN 50598-2

    Efficiency class:

    Top efficiency class for inverters with IE2 in accordance with EN 50598-2

    Safety technology:

    Safe torque off (STO)

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