Product Overview: The Siemens MICROMASTER 440 (MM440) 6SE6440-2AD32-2DA1 is a high-performance, sensorless vector control variable frequency drive (VFD) engineered for complex industrial applications requiring precise speed and torque control. This robust 30 kW (40 HP) AC drive operates on a 3-phase 380-480V input, offering exceptional dynamic response and advanced control functionalities. Ideal for demanding environments, the MM440 ensures optimal motor performance, significant energy savings, and enhanced operational reliability, making it a cornerstone for modern automation systems. Its integrated braking chopper and comprehensive protection features provide a safe, efficient, and cost-effective solution for a wide range of machinery, from simple pumps to intricate material handling systems.

 
Technical Specifications:

Part Number: 6SE6440-2AD32-2DA1
Alternative Part Number: 6SE64402AD322DA1
Input Voltage: 3-Phase AC 380-480V (+10% / -10%)
Output Power: 30 kW (40 HP)
Output Current: 60 A (Heavy Duty) / 65 A (Light Duty)
Output Frequency: 0 - 650 Hz
Control Method: Sensorless Vector Control (SVC), V/f Control
Overload Capacity: 150% for 60 seconds (Heavy Duty), 110% for 60 seconds (Light Duty)
Integrated Braking Chopper: Yes
Protection Class: IP20
Ambient Temperature: -10°C to +50°C (derating above 40°C)
Dimensions (H x W x D): Approximately 520 mm x 275 mm x 245 mm
Weight: Approximately 26.0 kg (57.3 lbs)
Communication Interfaces: USS, MODBUS RTU (optional PROFIBUS DP, DeviceNet, CANopen modules available)
Standards Compliance: CE, UL, cUL, C-Tick