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Technical Overview
The 6ES5932-3SA12 power supply module delivers regulated DC voltage to SIMATIC S5-95U and S5-100U systems. This unit converts AC mains input into stable 24V DC output for all connected modules. It provides up to 2.5A of continuous current for powering CPUs and I/O units. The built-in overload and short-circuit protections ensure reliable operation.
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Siemens |
| Model Number | 6ES5932-3SA12 |
| Product Type | Power Supply |
| Series | SIMATIC S5 |
| Input Voltage | AC 120/230V (selectable) |
| Output Voltage | DC 24V |
| Output Current | 2.5A continuous |
| Protection | Short-circuit and overload protection |
| Ripple | < 50 mV peak-to-peak |
| Efficiency | Approx. 85% |
| Approx. Weight | 0.7 kg |
Power Conversion and Regulation
The 6ES5932-3SA12 converts AC mains to a stable DC voltage for system operation. It maintains tight output regulation under varying load conditions. The low ripple ensures proper functioning of sensitive electronic modules.
Protection Features and Safety
The electronic short-circuit protection shuts down the output during fault conditions. The overload protection prevents damage from excessive current draw. These safety features protect both the power supply and connected modules.
Compatibility and Installation
This module plugs directly into the S5 backplane bus for simple installation. It also mounts on a standard 35mm DIN rail when used as a standalone supply. Users can replace the unit without rewiring the entire control cabinet.