Siemens Micromaster 440 (MM440) Series AC Frequency Inverter for 37kW (50HP) 400V 3 Ph motor to 75A at high overload, or 45kW (60HP) to 90A when Fan/Pump rated, operates in VxF or Sensorless (open loop) Flux Vector control. Simple set-up and ready to run from its default settings.
No keypad included - see linked products below for Basic and Advanced Operator Panels.
Frame Size E - 275mm Wide x 650mm High x 245mm Deep. IP20.
Overload - 150% x 60seconds and 200% x 3seconds (37kW High Overload).
Overload - 110% x 60seconds and 140% x 3seconds (45kW Fan/Pump rated).
Speed Control Range - 0Hz to 650Hz.
Braking - To 15 Ohm minimum external resistor (not supplied) - See the Resistor options linked below or use the 'Which Resistor' button on this page.
2 Analogue Inputs, 6 Digital Inputs, 2 Analogue Outputs, 3 Relay Outputs
Input Current - 72A at high overload or 87A when Fan/Pump rating set.
Input Voltage - 3ph 380-480V ± 10%, 47-63Hz
No EMC Filter. See linked products below for equivalent with EMC filtering.
Wall mount in clean environment or cubicle mount.
Rated -10° to 50°C Ambient.
Ventilation space above and below - 300mm.
Ventilation space at sides - 0mm (drives can be mounted side by side).
Mounting via 4 x M8 Bolts.
Full part number is - 6SE6440-2UD33-7EA1 or 6SE64402UD337EA1. Note: Siemens is sometimes incorrectly spelled Seimens.
Download the Micromaster 440 Manual, Quick Start Guide and Parameter List from the links below:-