Siemens
Siemens 6RA2121-6DD20-0 SIMOREG K Converter Unit
Siemens 6RA2121-6DD20-0 SIMOREG K Converter Unit for DC drives.
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Single-quadrant drive control
Bridge connection B2HZ
1-phase AC 380V input
SIMOREG K series
Precise DC drive regulation
Product description
The Siemens 6RA2121-6DD20-0 is a SIMOREG K converter unit designed for single-quadrant drives using a bridge connection (B2HZ). It operates on a 1-phase AC 380V supply and is rated E300/40 MRE-GCE 6D20.
This converter unit is suitable for applications requiring precise control of DC drives in sectors like material handling, winding machines, and general industrial machinery where variable speed and torque control are necessary.
Stanlo Automation, a veteran-owned business specializing in surplus automation parts, offers this Siemens SIMOREG K converter unit for your industrial needs.
Technical specifications
| Part Number | 6RA2121-6DD20-0 |
| Manufacturer | Siemens |
| Series | SIMOREG K |
| Type | Converter Unit |
| Application | Single-Quadrant Drives |
| Connection | Bridge Connection (B2HZ) |
| Input | 1-Phase AC 380V |
| Rating | E300/40 MRE-GCE 6D20 |
Common applications
Material Handling
Winding Machines
Industrial Machinery
DC Motor Control
Variable Speed Drives
Compatible systems
Single-quadrant DC drives
Siemens control systems
B2HZ connection applications
Also known as
Siemens SIMOREG K 6RA2121-6DD20-0
6RA2121-6DD20-0 converter
Siemens DC drive converter
Replaces / compatible with
This SIMOREG K converter unit is designed for specific single-quadrant drive applications. Check documentation for exact compatibility.
Technical note
Expert tip
Ensure proper heat dissipation and ventilation as this converter unit can generate heat during operation.What happens next?
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Frequently asked questions
What is the Siemens 6RA2121-6DD20-0 SIMOREG K converter unit used for?
The Siemens 6RA2121-6DD20-0 is a SIMOREG K converter unit used for controlling single-quadrant DC drives via a bridge connection. It operates on 1-phase AC 380V and provides precise speed and torque regulation.