Siemens
Siemens SIMODRIVE 6RA2781-6DV57-0AA0 Enhanced Converter Unit
Siemens SIMODRIVE 6RA2781-6DV57-0AA0 enhanced converter unit.
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12-month warranty
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Same-day dispatch
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Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
Enhanced Field Weakening Control
High Performance Drive Control
3-Phase AC 380/400V Input
50/60 Hz Operation
Robust SIMODRIVE Design
Precise Speed and Torque Regulation
Product description
The Siemens 6RA2781-6DV57-0AA0 is a SIMODRIVE converter unit, featuring an enhanced version with field weakening control. It is designed for 3-phase AC operation at 380/400V, 50/60Hz, and is supplied without options.
This converter is suitable for high-performance drive applications in industries like machine tools, robotics, and automation where precise speed and torque control, including field weakening for extended speed ranges, is required.
Stanlo Automation, a veteran-owned distributor of surplus industrial parts, offers the Siemens 6RA2781-6DV57-0AA0. We are dedicated to providing reliable components to keep your automation systems operational.
Technical specifications
| Manufacturer | Siemens |
| Part Number | 6RA2781-6DV57-0AA0 |
| Type | SIMODRIVE Converter Unit |
| Features | Enhanced Version, Field Weakening Control |
| Voltage | 3-Phase AC 380/400V |
| Frequency | 50/60 Hz |
| Options | Without Options |
Common applications
Machine Tools
Robotics
Industrial Automation
High-Performance Drives
Servo Systems
Motion Control
Compatible systems
Designed for use with DC motors and compatible control systems requiring field weakening capabilities.
Also known as
Siemens SIMODRIVE Converter
6RA2781-6DV57-0AA0 Drive
Field Weakening Control Unit
Replaces / compatible with
This SIMODRIVE converter unit is designed for advanced drive applications, replacing older analog or less capable drive systems.
Technical note
Expert tip
This unit was discontinued by the manufacturer on 23.01.1998; ensure availability of spare parts or consider compatible replacements.What happens next?
1
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2
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3
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Frequently asked questions
What are the voltage and frequency specifications for the Siemens 6RA2781-6DV57-0AA0 SIMODRIVE converter?
The Siemens 6RA2781-6DV57-0AA0 SIMODRIVE converter operates on a 3-phase AC 380/400V supply at either 50Hz or 60Hz.