IS7


IS7 is a three-phase frequency inverter series with a power range from 0.75 kW to 375 kW. This high-performance series supports V/f control, open-loop vector, and closed-loop vector operation. For more demanding applications, it allows the installation of up to 3 expansion modules, including communication cards, additional I/O units, and encoder cards.

IS7 Frequency Inverter – Connections

  • Three-phase 3×230V: 0.75 – 75 kW
  • Three-phase 3×400V
  • Power range: 0.75 – 375 kW

Operating Modes

  • V/f
  • Slip Compensation
  • Open-loop vector (sensorless)
  • Closed-loop vector (encoder card – optional)

Features

  • Dual Rating: Allows selection of a lower-rated inverter for variable torque loads (normal duty: fans, pumps, etc.)
  • Heavy Duty Operation: 150 % for 60 s, 200 % for 22 s
  • Normal Duty Operation: 110 % for 60 s
  • STO (Safe Torque Off) – optional
  • Modularity: Up to 3 expansion modules
  • EMC filter and DC reactor
  • User-friendly keypad
  • Numerous functions: PID, Up-Down, 3-wire control, JOG, preset speeds, etc.
  • I/O: 2 relay outputs, 1 open-collector output, 2 analog outputs, 8 digital inputs, 2 analog inputs

Communication Options

  • Standard: RS-485
  • Optional: Profibus, Profinet, DeviceNet, CANopen, Modbus TCP, Ethernet-IP, LonWorks, CC-Link, RAPIEnet, R-NET/F-NET

Catalogs

Instructions and Certificates

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