SIEMENS Inverter 6SE6440-2UD31-1CA1
We sell original quality SIEMENS Inverter 6SE6440-2UD31-1CA1 products at competitive prices. We are the solution to your needs, The Siemens MICROMASTER 440 (6SE6440-2UD31-1CA1) is a high-performance frequency inverter specifically designed for applications requiring high dynamic response and sophisticated control. It is a robust unit capable of handling both constant and variable torque loads in heavy industrial environments.
Technical Specifications
Model Number: 6SE6440-2UD31-1CA1
Series: MICROMASTER 440
Rated Power: 11 kW (15 HP) for High Overload / 15 kW (20 HP) for Light Overload
Input Voltage: 3-phase AC 380V to 480V (+10% / -10%)
Input Frequency: 47 Hz to 63 Hz
Rated Output Current: 26.0 A (High Overload) / 32.0 A (Light Overload)
Protection Class: IP20 (Cabinet mounting)
Frame Size: Size C (FSC)
Key Performance Features
Advanced Vector Control: Features high-quality vector control for precise speed and torque regulation, even without encoder feedback.
BOP/AOP Compatibility: Can be operated and commissioned using the Basic Operator Panel (BOP) or the Advanced Operator Panel (AOP).
Flexible I/O: Equipped with 6 digital inputs, 2 analog inputs, 2 analog outputs, and 3 relay outputs, providing extensive integration possibilities.
Compound Braking: Includes an integrated brake chopper for effective braking performance without requiring large external resistors in many cases.
Multi-Point V/f Characteristic: Allows for a programmable V/f curve, which is essential for specialized motor applications.
Communication & Integration
The MICROMASTER 440 is built to integrate seamlessly into TIA (Totally Integrated Automation) environments:
Standard Protocols: Features an integrated RS485 interface with USS protocol.
Expansion Options: Supports optional communication modules for PROFIBUS DP, DeviceNet, and CANopen, allowing for high-speed data exchange with PLCs like the S7-300 or S7-1200.
Typical Applications
Due to its high power density and advanced control features, this model is frequently used in:
Hoisting & Cranes: Reliable torque control for lifting and lowering operations.
Food & Beverage: Precise speed control for mixers, centrifuges, and bottling lines.
Textile Industry: Maintaining constant tension in winding and spinning machines.
Conveyor Systems: Managing complex material handling synchronized across multiple drives.
Maintenance & Software
For configuration and diagnostics, Siemens provides the STARTER or Drive ES software tools. These allow for easy parameterization, troubleshooting, and commissioning via a PC.
This model is a well-known industry standard. While Siemens has introduced the SINAMICS G120 series as a modern successor, the MM440 remains widely supported and essential for maintaining existing production lines.
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