PRODUCT DESCRIPTION
SIEMENS 6SE7021-8EB61-Z G71 - AC/AC Vector Control Drive
This SIEMENS MASTERDRIVES MC frequency inverter provides precise speed and torque control for three-phase AC motors in demanding industrial motion control applications. Utilizing advanced vector control technology, it is engineered for high-dynamic performance in systems such as CNC machinery, robotics, material handling, and test stand equipment. The unit integrates robust power electronics with a PROFIBUS DP communication interface for seamless integration into distributed control architectures.
Technical Specifications:
- SERIES/FAMILY: MASTERDRIVES MC (Motion Control)
- COMPONENT TYPE: AC/AC Vector Control Drive / Frequency Inverter
- ELECTRICAL SPECS:
- INPUT VOLTAGE: 3AC 380-480V
- INPUT FREQUENCY: 50/60 Hz
- OUTPUT POWER: 18.5 kW (25 HP)
- RATED OUTPUT CURRENT: 38 A
- PHASE: 3-Phase
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact PLUS cabinet-mount unit
- COOLING: Integrated fan, air-cooled
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOL: PROFIBUS DP (Option G71, typically RS485 or fiber optic)
- CONTROL METHOD: Vector control (V/f, sensorless vector, vector with encoder feedback)
- FEEDBACK: Supports encoder feedback for closed-loop control
- I/O: Integrated digital and analog I/O for command and status
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for cabinet installation)
- MOUNTING STYLE: Vertical cabinet mounting
- COMPATIBILITY/APPLICATION: Synchronous and asynchronous AC motors, CNC machines, robotics, printing presses, textile machinery, material handling systems, and high-dynamic industrial automation.