Siemens MICROMASTER 440 VFD - 37kW, 380-480V 3AC
Siemens MICROMASTER 440 VFD, 37kW, 380-480V 3AC, constant torque.
The Siemens MICROMASTER 440 drive, part number 6SE6440-2UD33-7EA1, is a 37 kW variable frequency drive (VFD) operating on a 380-480V 3-phase AC power supply. This model is supplied without an input filter and is designed for constant torque applications, with a square-law torque rating of 45 kW. It features an IP20 degree of protection and an ambient operating temperature range of -10 to 50 °C. It does not include an AOP/BOP control panel.
This drive is suitable for a wide range of industrial applications requiring precise speed control of AC motors, such as pumps, fans, conveyors, and mixers. The constant torque capability makes it ideal for applications with steady load requirements, while the square-law torque rating is optimized for applications like fans and pumps where torque demand decreases with speed.
Stanlo Automation, a veteran-owned surplus parts distributor, offers reliable access to Siemens MICROMASTER drives like the 6SE6440-2UD33-7EA1. Ensure your automation systems remain operational with quality surplus parts from Stanlo.
| Manufacturer | Siemens |
| Series | MICROMASTER 440 |
| Part Number | 6SE6440-2UD33-7EA1 |
| Power | 37 kW (Constant Torque), 45 kW (Square-Law Torque) |
| Voltage | 380-480V 3 AC |
| Filter | Without Filter |
| Overload | 150% for 60s, 200% for 3s |
| Ambient Temp | -10 to +50 °C |
| Protection | IP20 |
| Dimensions (HxWxD) | 650x275x245 mm |