Siemens 6SE6440-2AD32-2DA1 MICROMASTER Drive

Siemens 6SE6440-2AD32-2DA1 MICROMASTER 440 Drive

Product Description
Siemens 6SE6440-2AD32-2DA1 is a MICROMASTER 440 frequency converter (variable frequency drive) designed for demanding industrial motor control applications. It provides high-performance speed and torque control for three-phase motors and is widely used in pumps, fans, conveyors, machine tools, and industrial automation systems.

Technical Parameters

• Brand: Siemens
• Model: 6SE6440-2AD32-2DA1
• Product Type: Frequency Converter / Variable Frequency Drive (VFD)
• Series: MICROMASTER 440
• Input Voltage: 3-phase 380…480V AC ±10%
• Input Frequency: 47…63 Hz
• Output Voltage: 3-phase AC up to 480V
• Rated Power (CT): 22 kW / 30 HP
• Rated Power (VT): 30 kW / 40 HP
• Rated Output Current:
  • High Overload (HO): approx. 45 A
  • Low Overload (LO): approx. 62 A
• Control Modes:
  • V/f control
  • Vector control
  • Torque control
• Output Frequency: 0…650 Hz (depending on configuration)
• Protection Degree: IP20
• Cooling Method: Built-in fan cooling
• Built-in Filter: Class A EMC filter
• Installation: Control cabinet mounting

Advantages & Features

• Original Siemens MICROMASTER 440 inverter
• High-performance motor speed and torque control
• Supports vector control for precise operation
• Suitable for constant torque and variable torque applications
• Built-in EMC filter improves system compatibility
• Multiple protection functions including overload and fault monitoring
• Reliable operation in industrial environments
• Easy commissioning and parameter configuration

Applications

• Industrial motor control systems
• Conveyor equipment
• Pumps and fans
• Material handling systems
• Machine tools
• Production lines
• Packaging machinery
• HVAC and process automation equipment

Notes

• Confirm motor voltage, current, and power ratings before installation.
• Ensure correct parameter settings before operation.
• Provide sufficient ventilation for heat dissipation.
• Disconnect power before wiring or maintenance.
• Check compatibility of communication modules and operator panels if required.