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Siemens MICROMASTER 440 VFD 6SE6440-2UD25-5CA1

Siemens MICROMASTER 440 Variable Frequency Drive (VFD).

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ManufacturerSiemens
Part number6SE6440-2UD25-5CA1
Power Rating 5.5 kW (Constant Torque) / 7.5 kW (Square-Law Torque)
Input Voltage 380-480V AC (3 Phase)
Input Frequency 47-63 Hz
Output Frequency 0-650 Hz
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Veteran-owned
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5.5 kW Constant Torque Output 7.5 kW Square-Law Torque Output High Overload Capacity Wide Ambient Temperature Range IP20 Protection Compact Dimensions

The Siemens MICROMASTER 440 (6SE6440-2UD25-5CA1) is a 5.5 kW variable frequency drive (VFD) designed for precise motor control. It operates on a 380-480V 3-phase AC input with a frequency range of 47-63 Hz and offers a constant torque output of 5.5 kW, with a square-law torque rating of 7.5 kW. This model features robust overload capabilities, handling 150% for 60 seconds and 200% for 3 seconds. It has a protection rating of IP20 and operates within an ambient temperature range of -10 to +50°C.

This VFD is suitable for a wide array of industrial applications, including pump and fan control, conveyor systems, machine tools, and general manufacturing processes where variable speed and torque are required. Its flexibility in handling different torque requirements makes it a versatile choice for various motor applications.

Stanlo Automation provides the Siemens 6SE6440-2UD25-5CA1 as a reliable surplus part. As a veteran-owned business, we are dedicated to supplying quality industrial automation components with swift delivery and exceptional customer support, ensuring minimal disruption to your operations.

Power Rating5.5 kW (Constant Torque) / 7.5 kW (Square-Law Torque)
Input Voltage380-480V AC (3 Phase)
Input Frequency47-63 Hz
Output Frequency0-650 Hz
Overload150% for 60s, 200% for 3s
Protection RatingIP20
Ambient Temperature-10 to +50°C
Dimensions245 x 185 x 195 mm (H x W x D)
Pump Control
Fan Control
Conveyor Systems
Machine Tools
General Automation
HVAC
Standard AC Induction Motors PLC Control Systems (e.g., Siemens S7)
Siemens Micromaster 440 VFD 5.5kW Siemens Drive 6SE6440
This drive can replace older or failed MICROMASTER 440 units and is compatible with many standard industrial motors.
Expert tip
This unit does not include an integrated filter or an AOP/BOP operator panel, which may need to be sourced separately.
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What are the overload capabilities of the Siemens 6SE6440-2UD25-5CA1?
The Siemens 6SE6440-2UD25-5CA1 can handle an overload of 150% for 60 seconds and a higher overload of 200% for 3 seconds, making it suitable for applications with demanding startup or transient loads.