Frequency Inverters – Siemens Micromaster 440


  • Easy, guided start-up
  • Modular construction allows maximum configuration flexibility
  • Low-noise motor operation thanks to high pulse frequencies, adjustable (observe derating if necessary)
  • Protection for motor and inverter
  • EMC filter, Class A/B option
  • Latest IGBT technology
  • High-grade PID controller for simple internal process control (autotuning)
  • Integrated brake chopper (only for 0.12 kW to 75 kW inverters)
  • Special direct connection for PTC or KTY to protect the motor
  • Locked motor protection

The Micromaster 440 inverter is suitable for a variety of variable-speed drive applications. Its flexibility provides for a wide spectrum of applications. These also include cranes and hoisting gear, high-bay warehouses, production machines for food, beverages, and tobacco, packaging machines etc.; i.e. applications which require the frequency inverter to have higher functionality and dynamic response than usual. The inverter is especially characterized by its customer-oriented performance and ease-of-use. Its large mains voltage range enables it to be used all over the world.