Biến tần Siemens Micromaster 440 (MM440) Series AC Frequency Inverter for 90kW (125HP) 380V 3 Ph motor to 178A at high overload, or 110kW (150HP) to 205A 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 FX – 326mm Wide x 1400mm High x 356mm Deep. IP20.
Overload – 136% x 57 seconds and 160% x 3 seconds every 10 mins (90kW High Overload).
Overload – 110% x 59 seconds and 150% x 1 seconds every 10 mins (110kW Fan/Pump rated).
Speed Control Range – 0Hz to 650Hz.
Braking – via external Brake Chopper Module (various ratings are available – see linked products below).
2 Analogue Inputs, 6 Digital Inputs, 2 Analogue Outputs, 3 Relay Outputs
Input Current – 169A at high overload or 205A when Fan/Pump rating set.
Input Voltage – 3ph 380-480V ± 10%, 47-63Hz
EMC Filters – None. External module available as an option.
Wall mount in clean environment or cubicle mount.
Rated 0° to 40°C Ambient.
Ventilation space above 250mm, below 150mm, in front 40mm.
Ventilation space at sides – 0mm (drives can be mounted side by side).
Mounting via 6 x M8 Bolts.
Full part number is – 6SE6440-2UD38-8FA1 or 6SE64402UD388FA1. Note: Siemens is sometimes incorrectly spelled Seimens.