Siemens MICROMASTER 440 VFD 1.1 kW
Siemens MICROMASTER 440 VFD, 1.1 kW, without filter.
The Siemens 6SE6440-2UD21-1AA1 is a MICROMASTER 440 Variable Frequency Drive (VFD) designed for precise motor control. This unit operates without a filter, at 380-480V 3 AC, offering constant torque capabilities with a 1.1 kW rating and overload protection up to 150% for 60 seconds. Its compact dimensions (173x73x149 mm) and IP20 degree of protection make it suitable for various industrial environments. The operating ambient temperature range is -10 to +50 °C.
MICROMASTER 440 drives are widely used in applications requiring variable speed control, such as pumps, fans, conveyors, and general industrial machinery. They are ideal for industries including water and wastewater, building automation, and manufacturing, providing energy savings and enhanced process control.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6SE6440-2UD21-1AA1. We specialize in providing reliable and cost-effective solutions for your automation needs, ensuring minimal downtime with readily available components.
| Type | MICROMASTER 440 |
| Voltage | 380-480 V 3 AC |
| Power | 1.1 kW |
| Constant Torque | 1.1 kW |
| Square-law Torque | 1.1 kW |
| Overload | 150% (60s), 200% (3s) |
| Dimensions | 173x73x149 mm (HxWxD) |
| Protection | IP20 |
| Ambient Temp | -10 to +50 °C |
| Filter | Without |