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Siemens 6SE6440-2UD31-1CA1 | MICROMASTER 440 Variable Frequency Drive
Overview
The Siemens 6SE6440-2UD31-1CA1 is a MICROMASTER 440 variable frequency drive (VFD) designed for demanding motor control applications. It delivers 5.5 kW (7.5 HP) of output power, operates with a 3-phase 400V input, and offers advanced vector control, PID, and brake chopper functionality — ideal for dynamic loads and high-precision operations.
Key Features
-
Output Power: 5.5 kW (7.5 HP)
-
Input Voltage: 3-phase 380–480V AC ±10%
-
Output Frequency Range: 0–650 Hz
-
Control Type: V/f, Sensorless Vector, Vector Control
-
Integrated Features:
-
Brake chopper
-
PID controller
-
Flying restart
-
Slip compensation
-
-
Digital & Analog I/Os:
-
6 digital inputs
-
2 analog inputs
-
3 digital outputs
-
1 analog output
-
-
Communication: Optional PROFIBUS, CANopen, DeviceNet via module
-
Cooling: Internal fan
-
Protection: IP20 (unfiltered)
-
Display Panel: Optional BOP (Basic Operator Panel) or AOP (Advanced Operator Panel)
Technical Specifications
-
Catalog Number: 6SE6440-2UD31-1CA1
-
Rated Output Current: 12.5 A
-
Overload Capability:
-
150% for 60 seconds (High Overload - HO mode)
-
-
Ambient Temperature: -10°C to +50°C
-
Mounting: Wall or panel mount
-
Dimensions (H x W x D): Approx. 275 mm x 140 mm x 195 mm
-
Weight: Approx. 6.5 kg
-
Standards Compliance: CE, UL, cUL, RoHS
-
Product Lifecycle: Active but may be considered legacy for new designs
Applications
-
Conveyor Systems
-
Pumps and Fans
-
Compressors
-
Textile and Packaging Machines
-
Material Handling Equipment
-
Centrifugal and Dynamic Load Applications
Why Choose the 6SE6440-2UD31-1CA1?
-
High-Performance Control: Vector and PID control for demanding applications
-
Flexible Integration: Expandable communication and operator panel options
-
Built-In Brake Chopper: Ideal for high-inertia loads and rapid deceleration
-
Industrial Reliability: Designed for harsh industrial environments
-
Proven MICROMASTER Series: Trusted Siemens quality and performance
Order Now
Available for worldwide shipping.
Description
Siemens 6SE6440-2UD31-1CA1 | MICROMASTER 440 Variable Frequency Drive
Overview
The Siemens 6SE6440-2UD31-1CA1 is a MICROMASTER 440 variable frequency drive (VFD) designed for demanding motor control applications. It delivers 5.5 kW (7.5 HP) of output power, operates with a 3-phase 400V input, and offers advanced vector control, PID, and brake chopper functionality — ideal for dynamic loads and high-precision operations.
Key Features
-
Output Power: 5.5 kW (7.5 HP)
-
Input Voltage: 3-phase 380–480V AC ±10%
-
Output Frequency Range: 0–650 Hz
-
Control Type: V/f, Sensorless Vector, Vector Control
-
Integrated Features:
-
Brake chopper
-
PID controller
-
Flying restart
-
Slip compensation
-
-
Digital & Analog I/Os:
-
6 digital inputs
-
2 analog inputs
-
3 digital outputs
-
1 analog output
-
-
Communication: Optional PROFIBUS, CANopen, DeviceNet via module
-
Cooling: Internal fan
-
Protection: IP20 (unfiltered)
-
Display Panel: Optional BOP (Basic Operator Panel) or AOP (Advanced Operator Panel)
Technical Specifications
-
Catalog Number: 6SE6440-2UD31-1CA1
-
Rated Output Current: 12.5 A
-
Overload Capability:
-
150% for 60 seconds (High Overload - HO mode)
-
-
Ambient Temperature: -10°C to +50°C
-
Mounting: Wall or panel mount
-
Dimensions (H x W x D): Approx. 275 mm x 140 mm x 195 mm
-
Weight: Approx. 6.5 kg
-
Standards Compliance: CE, UL, cUL, RoHS
-
Product Lifecycle: Active but may be considered legacy for new designs
Applications
-
Conveyor Systems
-
Pumps and Fans
-
Compressors
-
Textile and Packaging Machines
-
Material Handling Equipment
-
Centrifugal and Dynamic Load Applications
Why Choose the 6SE6440-2UD31-1CA1?
-
High-Performance Control: Vector and PID control for demanding applications
-
Flexible Integration: Expandable communication and operator panel options
-
Built-In Brake Chopper: Ideal for high-inertia loads and rapid deceleration
-
Industrial Reliability: Designed for harsh industrial environments
-
Proven MICROMASTER Series: Trusted Siemens quality and performance
Order Now
Available for worldwide shipping.