PRODUCT DESCRIPTION
SIEMENS 6SE7021-0EA61 - Frequency Inverter
The SIEMENS 6SE7021-0EA61 is a MASTERDRIVES Compact PLUS frequency inverter designed for precise speed and torque control of three-phase AC induction motors. This unit integrates a Vector Control Unit (CUVC) to facilitate both open-loop V/f and closed-loop vector control strategies. It is engineered for deployment in industrial applications requiring robust motor regulation, including general machinery, material handling systems, and process automation.
Technical Specifications:
- SERIES/FAMILY: MASTERDRIVES MC/VC Compact PLUS
- COMPONENT TYPE: Frequency Inverter / AC Drive
- ELECTRICAL SPECS:
- INPUT VOLTAGE: 3AC 380-480V
- INPUT FREQUENCY: 50/60 Hz
- RATED OUTPUT CURRENT: 3.0A (Continuous)
- OVERLOAD CURRENT: 4.5A (150% for 60s)
- RATED OUTPUT POWER: Approximately 1.5 kW (at 400V)
- OUTPUT VOLTAGE: 3AC 0-Input Voltage
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact PLUS Chassis Unit
- MOUNTING: Cabinet Wall/Chassis Mount
- INTERFACE/CONTROL:
- CONTROL UNIT: Integrated CUVC (Vector Control Unit)
- CONTROL MODES: V/f Control, Sensorless Vector Control, Closed-Loop Vector Control (with encoder feedback option)
- I/O: Digital Inputs, Digital Outputs, Analog Inputs, Analog Outputs (standard CUVC configuration)
- FEEDBACK: Supports Incremental Encoder (requires optional module)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for cabinet installation)
- COOLING METHOD: Integrated Fan (Air-cooled)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Pumps, Fans, Conveyors, Mixers, Extruders, Textile Machines, General Machine Building
- CONTROL TECHNOLOGY: AC Induction Motor Speed and Torque Control