PRODUCT DESCRIPTION
SIEMENS 6RA8078-6FV62-0AA0-Z G00+G10+L05+M08+M10+S01+S02 - Regenerative DC Converter
The SIEMENS SINAMICS DC MASTER 6RA8078 is a high-performance, regenerative DC converter designed for precise speed and torque control of DC motors in demanding industrial applications. This digital drive system facilitates four-quadrant operation, enabling both motor and generator modes, and is suitable for integration into complex automation architectures requiring robust power conversion and advanced control functionalities. It is engineered for applications such as rolling mills, extruders, winders, test stands, and cranes, where reliability and dynamic response are critical.
Technical Specifications:
- SERIES/FAMILY: SINAMICS DC MASTER (6RA80 series)
- COMPONENT TYPE: Regenerative DC Converter
- ELECTRICAL SPECS:
- INPUT VOLTAGE: 3-phase AC 400V (typical range 380-480V AC)
- INPUT FREQUENCY: 50/60 Hz
- OUTPUT DC CURRENT: 1200A
- OUTPUT DC VOLTAGE: Up to 850V DC
- POWER RATING: Approximately 1020 kW (at 850V DC)
- PHASE: 3-phase AC input
- FIELD POWER SUPPLY: Integrated, 200A field current capacity (Option L05)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Cabinet unit
- COOLING METHOD: Forced air cooling (integrated fans)
- INTERFACE/CONTROL:
- CONTROL UNIT: Integrated digital control unit
- COMMUNICATION PROTOCOLS: PROFIBUS DP (Option M08), PROFINET (Option M10)
- FEEDBACK: Supports various encoder types for closed-loop control
- I/O: Configurable digital and analog I/O for process integration
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP00 (for cabinet installation)
- MOUNTING STYLE: Cabinet-integrated
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial DC motor applications requiring four-quadrant operation
- SPECIFIC MACHINE TYPES: Rolling mills, extruders, winders, paper machines, test benches, cranes, and other heavy-duty industrial machinery
- FUNCTIONS: Includes advanced technology functions (Option S01) and Safety Integrated functions (Option S02)