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Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 Double Motor Module

Siemens SINAMICS S120 Double Motor Module, 600V DC input, 400V 3AC 18A output.

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ManufacturerSiemens
Part number6SL3121-2TE21-8AA3
Type Double Motor Module
Series SINAMICS S120
Input Voltage 600 V DC
Output Voltage 400 V 3 AC
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Double Motor Control 600V DC Input 400V 3AC Output 18A Output Current per Motor Booksize Format External Air Cooling DRIVE-CLiQ Interface
Product description

The Siemens SINAMICS S120 Double Motor Module (6SL3121-2TE21-8AA3) is designed for controlling two motors from a single module, offering space and cost savings.

It features a DC input voltage of 600 V and provides a 400 V 3-phase AC output with a current rating of 18 A per channel. The module is in a booksize format with external air cooling and supports optimized pulse patterns and extended Safety Integrated functions. It includes a DRIVE-CLiQ cable.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers this Siemens SINAMICS S120 module. Trust Stanlo for quality components and efficient service to optimize your automation solutions.

Technical specifications
TypeDouble Motor Module
SeriesSINAMICS S120
Input Voltage600 V DC
Output Voltage400 V 3 AC
Output Current18 A/18 A
CoolingExternal Air
FormatBooksize
Common applications
Motion control
Robotics
Machine tools
Automated manufacturing
High-performance drives
Compatible systems
Siemens SINAMICS S120 Control Units DRIVE-CLiQ communication
Also known as
SINAMICS S120 Double Module Siemens S120 Drive 6SL3121
Replaces / compatible with
This module is part of the SINAMICS S120 family, designed for advanced motion control applications requiring precise and synchronized motor operation.
Technical note
Expert tip
Ensure adequate external airflow for cooling, as this booksize module relies on external air cooling for optimal performance and longevity.
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Frequently asked questions
What is the output current rating for each motor controlled by the Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 module?
The Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 Double Motor Module provides an output of 400V 3-phase AC with a current rating of 18 A for each of the two motors it controls. It requires a 600V DC input.
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