Siemens Answers with MICROMASTER Standard v/hz and Vector Drives

Siemens MICROMASTER Standard Drives

The MICROMASTER family of drives addresses applications in the power range extending from 1.16 to 350 HP (0.12 kW to 250 kW). From simple applications with v/hz control to efficient pump and fan control to complex applications with closed-loop vector control and encoder feedback, MICROMASTER standard drives offer a robust and time-tested solution.


MICROMASTER 420 Standard Drives

MICROMASTER 420 standard AC drives provide the perfect combination of flexibility, performance, and ease of use.  Right out of the box this drive is ready to run less-demanding applications. The configurable I/O and Flux Current Control Mode enhance its operation for more demanding applications. This flexibility makes this product ideal for machine builders and end-users when looking to standardize on one AC drive.

Standard Features

  • DIN Rail mountable

  • PID process controller

  • Integrated RS 485 communications

  • Optional communication modules include PROFIBUS, CanOpen, DeviceNet™ communication

  • Configuration and programming via keypad, STARTER, or DriveMonitor software

Technical Information

Voltage and Power Ranges

200-240 V, ± 10%, 1-ph AC, 0.16 to 4 HP (0.12 to 3 kW)

200-240 V, ± 10%, 3-ph AC, 0.16 to 7.5 HP (0.12 to 5.5 kW)

380-480 V, ± 10%, 3-ph AC, 0.5 to 15 HP (0.37 to 11 kW)

Control Types

V / Hz, Voltage Boost, Slip Compensation, FCC (Flux Current Control)


UL, cUL, CE, C-Tick

Operating Temperature

–10 to +50 °C (+14 to +122 °F)

Degree of Protection


Need more Technical?

Typical Applications

The MICROMASTER 420 is suitable for fluid/flow, conveyor, and various types of machine control within the following industries:

  • Packaging / converting

  • Pulp & paper / forest products

  • Petro-chemical

  • Baggage handling

  • Aggregate / cement

Did this information help you?