Product Overview

The Siemens 6SN1123-1AA00-0EA1 is a power module from the SIMODRIVE product line. This module serves primarily in CNC and motor control applications. Input voltage spans 380 to 480 V AC for flexible connection to industrial power systems. Output voltage ranges from 0 to 600 V DC for driving various motor types. Total current rating reaches 160 A for the power module itself. However, specific motor types have individual current limits. A 1FT5 motor draws a maximum of 80 A from this module. In contrast, a 1FT6 motor has a lower limit of 56 A. Similarly, both 1PH and asynchronous motors are each limited to 60 A. The 6SN1123-1AA00-0EA1 supports single-axis applications only. An internal cooling fan maintains proper operating temperatures. Additionally, this module serves as a spare part for existing SIMODRIVE systems.

Technical Specifications

General Specifications

Electrical Specifications

Cooling & Environmental Specifications

CNC & Motor Control Applications

The 6SN1123-1AA00-0EA1 targets CNC machine tool applications primarily. Computer numerical control systems require precise power delivery for axis drives. Motor control applications also benefit from this module's capabilities. For machining centers, lathes, and milling machines, this power module provides reliable performance. The output voltage range of 0-600 V DC covers most CNC servo drive requirements. Consequently, the Siemens 6SN1123-1AA00-0EA1 suits a wide range of machine tool types.

Input & Output Power Specifications

Input voltage accepts 380 to 480 V AC three-phase power. This range matches standard industrial power worldwide. Output voltage adjusts from 0 to 600 V DC for flexible motor control. The 6SN1123-1AA00-0EA1 has a total module rating of 160 A. However, different motor types have lower individual ratings. A 1FT5 motor draws a maximum of 80 A from this module. In contrast, a 1FT6 motor has a lower limit of 56 A. Similarly, both 1PH and asynchronous motors are each limited to 60 A. Therefore, always verify motor compatibility before connecting to the 6SN1123-1AA00-0EA1.

Single-Axis Configuration

This power module supports single-axis applications exclusively. One power module drives one motor axis at a time. For multi-axis CNC systems, multiple modules are required. Each axis receives its own 6SN1123-1AA00-0EA1 or compatible module. This modular approach simplifies system design and maintenance. A failed axis can be replaced without affecting other axes. For machine tool builders, the single-axis design offers great flexibility.

Internal Cooling System

An internal cooling fan provides thermal management for the 6SN1123-1AA00-0EA1. Active cooling maintains safe operating temperatures under full load conditions. The fan draws air through the module to dissipate heat. For proper cooling, maintain adequate clearance around the module. Blocked airflow can cause overheating and reduce module life. The internal fan operates automatically when the module powers up. Consequently, the Siemens 6SN1123-1AA00-0EA1 delivers reliable power without external cooling equipment.

Operating Temperature Range

Operating temperature spans 0°C to 45°C for this power module. This range suits typical industrial control cabinet environments. For temperatures below 0°C, cabinet heating may be necessary. For temperatures above 45°C, additional cooling or current derating may be required. The internal fan helps maintain safe temperatures within this range. Always monitor cabinet ambient temperature near the 6SN1123-1AA00-0EA1. Exceeding 45°C can trigger overtemperature protection or reduce component life.

Spare Part Availability

The Siemens 6SN1123-1AA00-0EA1 is available as a spare part. For existing SIMODRIVE systems, this module provides direct replacement. Keeping a spare unit reduces downtime during field failures. For system upgrades, additional modules can expand axis count. Siemens supports this power module for maintenance and repair applications. The 6SN1123-1AA00-0EA1 ensures continued operation of legacy CNC and motor control systems.

Weight & Physical Characteristics

Weight reaches 10.43 kg (23.00 lbs) for this power module. This substantial weight reflects the robust construction and internal components. Proper lifting technique is recommended during installation. The module requires secure mounting to support its weight. For cabinet installation, verify that mounting hardware can support the load. The Siemens 6SN1123-1AA00-0EA1 measures as a standard SIMODRIVE form factor.

Installation Guidelines

Follow these steps for proper installation of the 6SN1123-1AA00-0EA1.

1. Power down all connected equipment before starting installation.

2. Mount the module securely in the SIMODRIVE rack or cabinet.

3. Connect 380-480 V AC input power to the appropriate terminals.

4. Connect the DC output to the motor drive or directly to the motor.

5. Verify motor type settings match the current rating limits (80A, 56A, or 60A).

6. Ensure adequate clearance around the internal cooling fan intake and exhaust.

7. Power up the system and monitor for proper operation.

8. Check airflow from the internal fan to confirm cooling is functional.

Note: The 6SN1123-1AA00-0EA1 requires proper motor type configuration. Do not exceed the motor-specific current ratings. Maintain ambient temperature between 0°C and 45°C for reliable operation. Allow adequate clearance for the internal cooling fan.

Packaging List

• One Siemens 6SN1123-1AA00-0EA1 SIMODRIVE Power Module

• One product documentation manual

• One anti-static protective bag

Common FAQs

1. What is the output voltage range of the 6SN1123-1AA00-0EA1?

Output voltage ranges from 0 to 600 V DC. This wide range suits various CNC servo motors and spindle drives. The exact output voltage depends on the input voltage and control signals. For most applications, the Siemens 6SN1123-1AA00-0EA1 provides adequate voltage for standard industrial motors.

2. How do different motor types affect the current rating on the 6SN1123-1AA00-0EA1?

The 6SN1123-1AA00-0EA1 has a total module rating of 160 A. However, a 1FT5 motor draws a maximum of 80 A from this module. In contrast, a 1FT6 motor has a lower limit of 56 A. Similarly, both 1PH and asynchronous motors are each limited to 60 A. Therefore, always check your motor type before connecting to the 6SN1123-1AA00-0EA1.

3. Does the 6SN1123-1AA00-0EA1 support multi-axis operation?

No, this power module supports single-axis applications only. Each axis requires its own power module. For multi-axis CNC systems, use multiple 6SN1123-1AA00-0EA1 modules. The modular design simplifies system configuration and maintenance.

4. How does the 6SN1123-1AA00-0EA1 cool itself?

An internal cooling fan provides active cooling for this module. The fan draws air through the module to dissipate heat. For proper cooling, maintain adequate clearance around the intake and exhaust. Blocked airflow can cause overheating and reduce module life. The Siemens 6SN1123-1AA00-0EA1 requires free air circulation.

5. What is the operating temperature range of the 6SN1123-1AA00-0EA1?

Operating temperature spans 0°C to 45°C. For temperatures below 0°C, cabinet heating may be necessary. For temperatures above 45°C, additional cooling or current derating may be required. The internal cooling fan helps maintain safe temperatures within this range. The Siemens 6SN1123-1AA00-0EA1 suits typical industrial control cabinet environments.

Why Choose This Power Module?

The Siemens 6SN1123-1AA00-0EA1 delivers reliable power for CNC and motor control applications. SIMODRIVE design ensures compatibility with Siemens motion control systems. Output voltage from 0 to 600 V DC covers most servo drive requirements. Current ratings accommodate various motor types including 1FT5, 1FT6, 1PH, and asynchronous motors. Internal cooling fan maintains safe operating temperatures. Single-axis configuration simplifies system design and replacement. For CNC machine tools and motor control systems, choose the 6SN1123-1AA00-0EA1.