NORDAC FLEX - SK 200E

Decentralised frequency inverter

  • Power range: 0.25 - 22 kW
  • Protection class: IP55, IP66
  • Versatile use with wall or motor mounting
  • Flexibly adjustable thanks to the modular design
  • High functionality for a wide range of applications

Master of adaptation

The NORDAC FLEX is NORD’s most flexible frequency inverter. Thanks to its scalable functionality and modular design, it can be adapted to any customer application. With its wide range of features and the simple parameter transfer via EEPROM memory, the NORDAC FLEX ensures fast and reliable installation and maintenance. 

  • High compatibility and easy integration into Ethernet-based control systems via scalable Ethernet interfaces 
  • Easy commissioning and operation via plug-in control module 
  • Flexible use through modular design and scalable functions

Product versions

  • Power range: 0.25–22 kW 
  • Single-phase 110–120 V, 1/3-phase 200–240 V, 3-phase 380–500 V 
  • Protection class IP55 or IP66 
  • Available for ATEX zone 22 3D 
  • Plug-in control module available 
  • Extension modules SK CU4, SK TU4 available 
  • Various options from the modular product system 

Product characteristics

  • 4x Digital In, 2x Digital Out, 2x Analogue In – plus optional In/Out extension 
  • Simple system integration via Ethernet interface, expandable through an optional module 
  • Functional safety STO, SS1, SLS, SSR, SDI, SOS, SSM, PROFIsafe 
  • Encoder interfaces: HTL, CANopen 
  • High operating convenience thanks to parameterisation via plug-in control module, NORDCON software tool or app  
  • Four parameter sets, which can be switched directly online  
  • Parameter structure compatible with all NORD frequency inverters 
  • Integrated brake rectifier for motor brake control  
  • Motor brake management, lifting gear functionality 
  • 4-quadrant operation through integrated brake chopper 
  • V/f control, current vector control in open-loop and closed-loop mode 
  • High control quality and large overload capacity for synchronous and asynchronous motors 
  • PLC functionality for drive-related functions 
  • POSICON – integrated positioning mode and synchronism 
  • Integrated line filter