Siemens 6SE6440-2UD31-1CA1 MICROMASTER 440 Variable Frequency Drive

Part number: 6SE6440-2UD31-1CA1 is an unfiltered 3-phase AC variable frequency drive from the Siemens MICROMASTER 440 series. It is designed for variable-speed motor control across constant torque and square-law torque industrial operations.

Full model name: Siemens MICROMASTER 440 6SE6440-2UD31-1CA1

Application: Conveyor systems, industrial pumps, ventilation fans, material handling equipment, and machinery requiring dynamic motor speed control.

Technical Specifications:
• Line Voltage: 380 V to 480 V AC (+10% / -10%)
• Line Frequency: 47 Hz to 63 Hz
• High Overload Power Rating: 11 kW (15 hp)
• Low Overload Power Rating: 15 kW (20 hp)
• High Overload Output Current: 26 A
• Low Overload Output Current: 32 A
• Pulse Frequency: 4000 Hz
• Output Frequency Range: 0 Hz to 650 Hz (V/f control)
• Integrated Filter: Unfiltered
• Frame Size: FSC
• Enclosure Protection Rating: IP20 / UL open type
• Digital Inputs: 6 standard digital inputs
• Relay Outputs: 3 relay outputs
• Analog Inputs: 2 analog inputs
• Analog Outputs: 2 analog outputs
• Motor Interface: 1 PTC/KTY interface
• Dimensions: 245 mm x 185 mm x 195 mm (H x W x D)
• Net Weight: 5.5 kg

Availability:
• Condition: New
• New unused OEM item in stock, available for fast delivery from China at competitive pricing.
• Storage location: China

Technical Documentation:
Technical Documentation via Google