Siemens 6SE6440-2AD31-8DA1 Micromaster 440 AC Frequency Inverter 380-480V, 18.5KW

Siemens 6SE6440-2AD31-8DA1 Micromaster 440 AC Frequency Inverter 380-480V, 18.5KW

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Siemens 6SE6440-2AD31-8DA1 Micromaster Frequency Inverter


Siemens' advanced technology enables customers to revolutionize vital industries such as industry, transportation, buildings, and grids. Their innovative solutions drive the digital transformation of various industries, resulting in significant sustainable impact.

Siemens Micromaster 440 (MM440) Series AC Frequency Inverter for 18.5kW (25HP) 400V 3 Ph motor to 38A at high overload, or 22kW (30HP) to 45A 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 - [We can supply Basic and Advanced Operator Panel options if required]
Frame Size D - 275mm Wide x 520mm High x 245mm Deep. IP20.
Overload - 150% x 60seconds and 200% x 3seconds (18.5kW High Overload).
Overload - 110% x 60seconds and 140% x 3seconds (22kW Fan/Pump rated).
Speed Control Range - 0Hz to 650Hz.
Braking - To 28 Ohm minimum external resistor (not supplied) [We can supply Resistor options if required]

2 Analogue Inputs, 6 Digital Inputs, 2 Analogue Outputs, 3 Relay Outputs
Input Current - 37A at high overload or 43A when Fan/Pump rating set.
Input Voltage - 3ph 380-480V ± 10%, 47-63Hz
EMC Filters to BSEN61800-3 for the 2nd Environment (Industrial).

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.

Weight - 17 KG
Dims - 600 x 400 x 310mm



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The purchaser of these items must ensure that they are satisfactory for use in the application for which they are intended.
No responsibility can be accepted by the manufacturers if any products are incorrectly or inadequately fitted. Goods may not be exact to image shown.