SIEMENS MICROMASTER 420 AC Drives

Micromaster 420

The Universal Inverter for Every Challenge

You need a frequency inverter which can be adapted to your individual requirements without any great effort? No problem for our MICROMASTER 420 Ð the universal inverter for 3-phase networks and optional field-bus connection. Thanks to its modular design, the extensive standard functions can be supplemented with a wide variety of options. And you do not even need tools, as the operator panels and the communications modules can be simply plugged in. Screwless control terminals Ð as with the rest of the family Ð make terminal connection child's play.

Typical Uses

Conveyor systems, material transport, pumps, fans, mechanical engineering.

Key Features

• Compact housing
• Easy to install
• Highly versatile inputs and outputs
• FCC control (Flux Current Control) for high drive quality, even when load changes occur
• Different methods of commissioning, via operator panel or cost-free software tool
• Modular system of inverter options
• Parameterizable acceleration/deceleration times (0 to 650 s)
• Compound braking for controlled rapid braking
• 4 skip frequencies for minimizing stress on the machine when resonance occurs
• Automatic restart
• Minimal stress on motor when inverter connected to rotating motor
• Prepared for use in IT networks
• Integrated protection/overload functions
• Available with or without integrated EMC filter