Micromaster MM 420

Product Details

Micromaster MM 420

Order No: 6SE6420-…..-….

The MICROMASTER 420 inverter is suitable for a variety of variable-speed drive applications. It is especially suitable for applications for pumps, fans and conveyor systems. It is the ideal cost-optimized frequency inverter solution. The inverter is especially characterized by its customer-oriented performance and ease-of-use. Its large supply-voltage range enables it to be used all over the world.


The MICROMASTER 420 has a modular design. The operator panels and communication modules can be easily exchanged without requiring any tools.

Main characteristics
  • Easy, guided start-up
  • Modular construction allows maximum configuration flexibility
  • Three fully programmable isolated digital inputs
  • One scalable analog input (0 V to 10 V) can also be used as a 4th digital input
  • One programmable analog output (0 mA to 20 mA)
  • One programmable relay output
    30 V DC/5 A, resistive load
    250 V AC/2 A, inductive load
  • Low-noise motor operation through high pulse frequency, adjustable (observe derating if necessary)
  • Complete inverter and motor protection
Voltage and Power Rating
Line Voltage Power
200 V to 240 V 1 AC ±10 % 0.12 kW to 3 kW
200 V to 240 V 3 AC ±10 % 0.12 kW to 5.5 kW
380 V to 480 V 3 AC ±10 % 0.37 kW to 11 kW