Siemens 6SE6440-2UD33-7EA1 Refurbished MICROMASTER 440 37 kW AC Drive

The Siemens 6SE6440-2UD33-7EA1, also identified as 6SE64402UD337EA1, is a Siemens MICROMASTER 440 frequency inverter designed for demanding industrial motor control and automation applications. This high-performance AC drive provides a 37 kW / 50 HP constant-torque output rating and is designed for 3-phase 380–480 VAC ±10% input power at 47–63 Hz. The drive is an unfiltered version with an IP20 protection rating and is engineered for reliable variable-speed control of compatible three-phase AC motors.

The 6SE6440-2UD33-7EA1 is part of the Siemens MICROMASTER 440 family and supports both constant-torque and variable-torque operating applications. The unit provides a 37 kW / 50 HP high-overload rating and can also provide a 45 kW / 60 HP low-overload rating. Siemens technical documentation specifies a high-overload capability of 150% output current for 60 seconds, followed by 100% for 240 seconds, making the drive suitable for applications requiring substantial starting and operating torque.

With an output frequency range of up to 650 Hz for V/f control, the MICROMASTER 440 provides flexible motor control for a wide range of industrial machinery. The 6SE6440-2UD33-7EA1 is designed for applications where dependable speed control, high overload capability, and reliable industrial operation are required. Its three-phase input and three-phase output configuration make it suitable for compatible industrial motors and automation systems.

York Scientific offers professionally refurbished Siemens 6SE6440-2UD33-7EA1 MICROMASTER 440 AC Drives that are thoroughly inspected, professionally cleaned, electrically tested, and functionally verified before shipment. Each unit undergoes a comprehensive quality assurance process to help provide a dependable replacement solution while reducing equipment downtime and extending the service life of existing industrial drive systems.

*Actual item may vary.

Siemens 6SE6440-2UD33-7EA1

Manufacturer: Siemens

Product Description: Ac Drive Micromaster 440 W/o Filter 380-480 V 47-63 Hertz Constant Torque 37 Kw 50 Hp 75 Amp 3 Phase Ip20

Part Number: 6SE6440-2UD33-7EA1

Condition: Refurbished and Tested

Units in Stock: 6

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Repair Price: $2887.20 Includes 2 Years Warranty!

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Description Ac Drive Micromaster 440 W/o Filter 380-480 V 47-63 Hertz Constant Torque 37 Kw 50 Hp 75 Amp 3 Phase Ip20

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