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The 6SN1123-1AA00-0EA2 is a modular, single-axis power module (LT-Modul) belonging to the SIMODRIVE 611 drive platform. Configured in a standardized booksize physical housing with a width of 150 mm, the unit occupies a single power slot array on the shared chassis backplane rail.
Multi-Rating Current Allocations for Feed and Spindle Motors
Common DC Link Architecture for Shared Regenerative Energy
Segregated Control and Power Topology for Toolless Field Maintenance
The 6SN1123-1AA00-0EA2 operates as a passive, non-programmable power stage containing no onboard microprocessor core. The module features a front-facing slot interface that must receive a plug-in analog or digital control unit card to establish logic processing and execute the high-frequency switching loops required for speed and position regulation. Mechanical assembly links the module to adjacent multi-axis power chassis via top-mounted, heavy-duty copper busbar connections. This configuration creates a shared DC rail that captures kinetic energy regenerated by the motor during rapid deceleration or main spindle braking. This back-fed power is converted to DC voltage by the internal diode bridges and made immediately available to neighboring axes on the same rail array, reducing total energy dissipation across the network.
The module relies on physical wind-tunnel segregation to isolate low-voltage control circuitry from the forced air path. Incoming cooling air drawn by the internal fans passes solely over the external aluminum fins, protecting the internal switching components from airborne metallic dust, non-conductive carbon particles, and oil mist common in industrial machine shops. The unit requires an operational ambient air temperature between 0°C and 40°C to run continuously without current derating. In field networks, the module interfaces with central numerical controllers or modular PLCs through the plugged-in control card, providing real-time current metrics, torque-limiting tracking, and overcurrent fault loops via PROFIBUS DP or dedicated fiber-optic rings.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Siemens 6SN1123-1AA00-0EA2 Power Module Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Automotive Manufacturing
Drives heavy-duty servo presses in stamping shops or high-speed industrial robotic joints along body assembly lines.
Aerospace Manufacturing
Regulates the spindle in large 5-axis CNC machines for complex surface milling of aircraft titanium structural components or turbine blades.
Heavy Machinery & Metallurgy
Drives high-performance straighteners, shears, or looper servo motors along cold and hot rolling steel sheet production lines.
Printing & Papermakings
Controls synchronized tension axes between printing units in multi-color high-speed rotary presses to prevent paper slack or tearing.
Rubber & Plastics Industry
Drives screw injection axes or high-power mold clamping servo systems within all-electric injection molding machinery.
Semiconductor & Electronics Manufacturing
Drives high-frequency spindles and precision displacement worktables inside silicon wafer dicing saws or large PCB CNC drilling equipment.
When operating the 6SN1123-1AA00-0EA2 power module, ensure proper cabinet ventilation and perform regular cleaning of the internal cooling fan to prevent overheating damage. Hot-swapping is strictly prohibited under any circumstances. After turning off the power, always wait a minimum of 5 minutes for the DC bus residual voltage to discharge completely to a safe level before performing wiring or removal tasks.
Additionally, maintain high-density shielding and physical isolation between high-voltage power cables and low-voltage signal lines, and ensure solid single-point grounding of the module to the chassis to eliminate hardware faults like overcurrent, overvoltage, or communication dropouts caused by electromagnetic interference.
Siemens 6SN1123-1AA00-0EA2 is a SIMODRIVE 611 1-axis power module (150mm wide) powered by a 600V–625V DC bus. It outputs 56A for feed motors and 60A for spindles, with a 160A transistor limit. Requiring a plug-in control card to operate, it enables shared DC-link regenerative braking energy recovery and drives synchronous/asynchronous motors across CNC and multi-axis machinery.
The 6SN1123-1AA00-0EA2 is a 1-axis power module with a 50A current rating belonging to the Siemens SIMODRIVE 611 drive platform.
How do you use the 6SN1123-1AA00-0EA2 module?
You install it on a SIMODRIVE 611 modular backplane rail, insert a plug-in control unit into its front slot, connect the DC link busbars, and link the output to a servo motor.
What cooling layout is built into the 6SN1123-1AA00-0EA2?
It utilizes an internal air-cooling structure featuring an integrated forced-ventilation fan to dissipate thermal losses within the module.
Does the 6SN1123-1AA00-0EA2 have integrated short-circuit protection?
Yes, the internal power transistor bridges contain electronic overcurrent and short-circuit monitoring circuits to interrupt output loops during faults.
What modern product family replaces the 6SN1123-1AA00-0EA2 framework?
The SIMODRIVE 611 architecture is officially migrated to the SINAMICS S120 modular booksize drive family.
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