PRODUCT DESCRIPTION
SIEMENS 6SE6400-4BE21-3DA0 - Variable Frequency Drive (VFD)
This SIEMENS MICROMASTER 440 series Variable Frequency Drive (VFD) provides precise speed and torque control for three-phase AC induction motors. Utilizing sensorless vector control (SVC) and flux current control (FCC) algorithms, it is engineered for demanding industrial applications requiring high dynamic response and accurate motor regulation, including conveyors, pumps, fans, and general machinery in manufacturing and process automation.
Technical Specifications:
- SERIES/FAMILY: MICROMASTER 440
- COMPONENT TYPE: Variable Frequency Drive (VFD)
- ELECTRICAL SPECS:
- INPUT VOLTAGE: 3 AC 380-480 V (+10% / -10%)
- INPUT FREQUENCY: 47-63 Hz
- OUTPUT POWER: 1.3 kW (1.5 HP)
- NOMINAL OUTPUT CURRENT: 3.2 A
- OVERLOAD CAPACITY: 150% for 60s, 200% for 3s
- OUTPUT FREQUENCY RANGE: 0-650 Hz
- CONTROL METHOD: Sensorless Vector Control (SVC), Flux Current Control (FCC), V/f Control
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact wall-mount enclosure
- COOLING: Integrated fan
- INTERFACE/CONTROL:
- DIGITAL INPUTS: 6 (programmable)
- ANALOG INPUTS: 2 (programmable, 0-10V / 0/4-20mA)
- DIGITAL OUTPUTS: 3 (relay, programmable)
- ANALOG OUTPUTS: 2 (programmable, 0-20mA)
- COMMUNICATION INTERFACE: RS485 (USS protocol, MODBUS RTU via optional module)
- FEEDBACK: Encoder feedback possible with optional module
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for cabinet installation)
- OPERATING TEMPERATURE: -10 to +50 degrees C (derating above 40 degrees C)
- MOUNTING STYLE: Wall-mount / Cabinet installation
- COMPATIBILITY/APPLICATION:
- MOTOR TYPE: 3-phase AC Induction Motors
- TARGET APPLICATIONS: Pumps, Fans, Compressors, Conveyors, Mixers, Extruders, General Machine Building