Buy genuine Siemens 6SE6440-2UD21-5AA1 online
The Siemens 6SE6440-2UD21-5AA1 is a reliable AC drive from the Micromaster 440 series designed for efficient motor control in industrial automation environments. This factory-grade drive provides constant torque operation with an input voltage range of 380 to 480 V AC at 3 phases and operates within a frequency range of 47 to 63 Hz. With a rated motor power of 1.5 kW (2 hp) and a rated output current of 4.1 A, it is ideal for various machine automation tasks. Its compact design, IP20 protection rating, and fan cooling support robust and safe operation under typical industrial conditions. Built by Siemens, a leader in automation technology, this drive is suited for users seeking durable performance and precise control in their production lines or process control setups.
Key Features of Siemens 6SE6440-2UD21-5AA1
- Rated power output: 1.5 kW (2 hp) for versatile industrial motor applications
- Input voltage: 3 AC 380-480 V ±10%, suitable for standard three-phase power supplies
- Output current: 4.1 A with high overload capability (150% for 60 seconds)
- Design includes IP20 protection and fan cooling for reliable operation
- Supports pulse frequency up to 4000 Hz for smooth motor control
- Compact dimensions (173 mm height x 73 mm width x 149 mm depth) for easy panel integration
- Ambient operating temperature range from -10 to +50 °C
- Capable of both constant and square-law torque control for diverse applications
Technical Specs of 6SE6440-2UD21-5AA1
Explore Siemens 6SE6440-2UD21-5AA1 technical data for detailed parameters.
| Parameter |
Specification |
| Input Voltage |
3 AC 380-480 V ±10% |
| Input Current |
5.9 A |
| Rated Motor Power |
1.5 kW (2 hp) |
| Rated Output Current |
4.1 A |
| Enclosure |
IP20 |
| Dimensions (H x W x D) |
173 x 73 x 149 mm |
| Cooling Method |
Fan |
| Operating Temperature |
-10 to +50 °C |
Applications / Use Case
This Siemens 6SE6440-2UD21-5AA1 is commonly used in process control, production line systems, and machine automation worldwide. Its constant torque capabilities and compact design make it suitable for conveyor operations, factory control panels, and motion control setups where precise and reliable motor speed regulation is essential. It efficiently handles varying load conditions and is often integrated into industrial automation projects requiring robust AC drive solutions.
Price & Availability
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