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Siemens MICROMASTER 6SE6440-2UD33-7EA1

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6SE6440-2UD33-7EA1

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The Siemens 6SE6440-2UD33-7EA1 is an AC inverter drive categorized under the MICROMASTER series. It operates with a 3-phase input and output, allowing significant versatility in industrial applications. Designed to handle rated line voltages between 380 and 480 VAC, it can function effectively in various operational contexts.

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Technical specifications for 6SE6440-2UD33-7EA1

ManufacturerSiemens
Product TypeAC Inverter Drive
Product LineMICROMASTER
Part Number6SE6440-2UD33-7EA1
UPC783087635814
Weight44.13 lbs (20.01 kg)
Input/Output Phase Type3-phase input/output
Rated Line Voltage380 to 480 Volts AC
Line Frequency47 to 63 Hertz
Rated Input Current87 Amperes (normal duty), 72 Amperes (heavy duty)
Cooling MethodFan cooling
Output Power Rating45 kilowatts (normal duty), 37 kilowatts (heavy duty)
Rated Output Current90 Amperes (normal duty), 75 Amperes (heavy duty)
Pulse Frequency4 kilohertz
Ambient Operating Temperature-10 to 50°C (in a non-condensing environment)
Protection RatingIP20
Frame SizeFrame size E
Storage Temperature-40 to 70°C (in a non-condensing environment)
Output Voltage Rating480 Volts AC
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The Siemens 6SE6440-2UD33-7EA1 from the MICROMASTER series functions as an AC inverter drive with robust performance metrics. Operating with 3-phase input and output capabilities, this drive can accommodate line voltages ranging from 380 to 480 Volts AC. With a frequency range of 47 to 63 Hertz, it provides flexibility for various industrial needs.

The inverter drive has a rated input current specification of 87 Amperes for normal duty cycles and 72 Amperes when under heavy-duty use. On the output side, it supplies power at a capacity of 45 kilowatts under normal conditions and 37 kilowatts in heavy-duty settings. The output current ratings align respectively with 90 Amperes for standard operation and 75 Amperes for intensified tasks.

Cooling is facilitated through an integrated fan system, promoting effective thermal management during operation. The pulse frequency of 4 kilohertz ensures responsive control for varied applications. Designed for ambient surroundings between -10 and 50°C, this drive is intended for non-condensing environments.

Additional features include a frame size designated as frame size E, with a weight of 9.05 kilograms (19.96 pounds). It can tolerate storage temperatures from -40 to 70°C under similar non-condensing conditions. The module is rated IP20 for protection, providing basic safeguarding against solid foreign objects and contact with energized components. The output voltage rating stands at 480 Volts AC, rendering it applicable for numerous industrial setups.