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- Siemens
- 6AG1732-0AA00-7AA0
- DC/DC Power Module
- Germany
- 200 × 165 × 84 mm
- 0.696 kg
- Xiamen, China
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Product Overview
The Siemens 6AG1732-0AA00-7AA0 SIPLUS PS DC/DC Power Supply is a regulated DC/DC converter designed to provide a stable 24 V DC output from a higher-voltage DC input. It belongs to the Siemens SIPLUS power supply product range and is based on the 6EP1732-0AA00 platform.
This power supply is designed for industrial automation environments where a stable 24 V DC control supply is required. It accepts a nominal input of 48 V, 60 V, or 110 V DC and converts the incoming voltage into a regulated 24 V DC output with a rated current of 2 A. Its maximum nominal output power is 48 W.
The 6AG1732-0AA00-7AA0 is distinguished by its SIPLUS environmental protection design. Its conformal coating and environmental resistance make it suitable for installations exposed to conditions such as condensation, high humidity, salt mist, and certain chemically active substances, within the manufacturer’s specified limits.
In industrial control cabinets, a reliable 24 V DC supply is important for powering control circuits, sensors, relays, communication devices, and other low-voltage equipment. The 6AG1732-0AA00-7AA0 provides a dedicated conversion solution for systems whose available DC supply is higher than the voltage required by their control components.
The module is designed for DIN-rail mounting and includes electrical isolation between its input and output. Its compact industrial power-supply design makes it suitable for integration into control panels and distributed automation installations where a regulated 24 V DC source is needed.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Siemens |
| Product Series | SIPLUS PS |
| Model | 6AG1732-0AA00-7AA0 |
| Product Type | DC/DC Converter / Regulated Power Supply |
| Base Product | 6EP1732-0AA00 |
| Nominal Input Voltage | 48 / 60 / 110 V DC |
| Input Voltage Range | 38–121 V DC |
| Output Voltage | 24 V DC |
| Rated Output Current | 2 A |
| Rated Output Power | 48 W |
| Output Voltage Adjustment | 23.5–26.5 V DC |
| Static Total Tolerance | ±1% |
| Residual Ripple | Less than 100 mV peak-to-peak |
| Typical Efficiency | Approximately 84% |
| Electrical Isolation | SELV isolation |
| Protection Class | Class I |
| Degree of Protection | IP20 |
| Installation | DIN-rail mounting |
| Environmental Protection | SIPLUS conformal coating |
| Operating Temperature | 0 to +70 °C, subject to mounting conditions |
| Dimensions Provided | 200 × 165 × 84 mm |
| Weight Provided | 0.696 kg |
| Manufacturer Reference Dimensions | Approximately 80 × 135 × 120 mm |
| Manufacturer Reference Net Weight | Approximately 0.5 kg |
Note: The supplied dimensions and weight are retained as listing information. Manufacturer reference dimensions and net weight are shown separately because published product data differs. Confirm the exact unit and packaging measurements before finalizing shipping or cabinet-layout information.
Function and Working Principle
The primary function of the 6AG1732-0AA00-7AA0 is to convert a higher-voltage DC input into a stable 24 V DC output. This allows industrial control equipment designed for 24 V operation to be powered from DC distribution systems operating at higher nominal voltages.
1. DC/DC Voltage Conversion
The module receives DC power within its specified input range of 38–121 V DC. Its internal conversion circuitry regulates this input and supplies a nominal 24 V DC output.
This is particularly useful in industrial installations where the available DC distribution voltage is 48 V, 60 V, or 110 V, but control components require a lower operating voltage.
By providing a dedicated conversion stage, the module helps separate the requirements of the incoming DC distribution system from those of the downstream control equipment.
2. Regulated 24 V DC Output
Industrial automation systems commonly use 24 V DC for control circuits and electronic devices. However, the actual voltage available from an upstream DC source may vary within its operating range.
The 6AG1732-0AA00-7AA0 regulates the output to a nominal 24 V DC. Its adjustment range is 23.5–26.5 V DC, allowing the output to be configured within the manufacturer’s permitted limits.
Stable output voltage is important for reducing supply-related interruptions and maintaining predictable operation of connected control components.
3. Output Current and Power Capacity
The module has a rated output current of 2 A and a nominal output power of 48 W.
The available output current must be sufficient for the total connected load. When selecting the power supply, engineers should calculate the combined current consumption of all connected devices and allow for appropriate operating margin.
The module should not be treated as a 2 A supply for every operating condition without considering ambient temperature, installation requirements, and the manufacturer’s derating guidance.
4. Electrical Isolation
The power supply provides electrical isolation between its input and output, with SELV-related isolation characteristics specified by the manufacturer.
Isolation helps separate the higher-voltage DC distribution circuit from the downstream 24 V control circuit. This is important in industrial installations where different electrical domains must be managed according to the system’s safety and grounding design.
5. Environmental Protection
The SIPLUS version is designed for demanding environmental conditions. Its conformal coating and specified environmental resistance support operation in installations exposed to condensation, high humidity, salt mist, and certain chemically active substances.
The actual suitability depends on the exposure level, installation conditions, and applicable environmental limits. Environmental protection does not mean that the unit can be submerged or installed without regard to its IP20 enclosure rating.
Role in Industrial Control Systems
The 6AG1732-0AA00-7AA0 can serve as a DC power conversion component within industrial automation and control systems.
PLC and Control Circuit Power
Programmable logic controllers and their associated control circuits commonly require regulated 24 V DC power. In installations where the main DC distribution voltage is higher, this converter can provide a suitable 24 V source for compatible loads.
The connected load must remain within the module’s rated output current and power limits.
Sensor and Instrumentation Supply
Industrial sensors, signal-conditioning devices, and selected instrumentation components may require a stable 24 V DC supply.
The module can provide power for compatible devices when their combined consumption is within the available output capacity. Engineers should also consider startup current and any special power-quality requirements.
Relay and Interface Circuits
Industrial control panels often contain interface relays, switching devices, and signal-conditioning components. These devices may operate from a 24 V DC control supply.
The 6AG1732-0AA00-7AA0 can support such circuits when the electrical ratings and installation requirements are appropriate.
Distributed DC Power Architecture
In larger installations, different sections of an automation system may use different DC distribution voltages. A DC/DC converter allows a local 24 V control supply to be created from a higher-voltage DC source.
This can help organize power distribution and reduce the need to redesign the entire upstream supply architecture.
Industrial Applications
The Siemens 6AG1732-0AA00-7AA0 is intended for industrial applications that require a regulated 24 V DC supply from a higher-voltage DC source.
1. Industrial Automation Cabinets
Industrial control cabinets may contain PLCs, relays, sensors, communication equipment, and interface circuits. These devices often require 24 V DC even when the main control-power distribution operates at a higher DC voltage.
The converter can provide a dedicated low-voltage supply for compatible control loads.
2. Process Control Systems
Process automation installations use electronic control equipment to monitor and regulate manufacturing operations. A stable 24 V DC supply is important for supporting control circuits and associated instrumentation.
The SIPLUS environmental design can be relevant in installations where humidity, condensation, or other environmental exposure must be considered.
3. Chemical and Industrial Processing Facilities
Certain processing environments expose electrical equipment to chemically active substances or demanding atmospheric conditions.
The SIPLUS version is designed for specified environmental stresses, including certain chemically active substances. Application engineers should compare the actual exposure conditions with the manufacturer’s environmental specifications before installation.
4. Transportation and Infrastructure Equipment
Industrial infrastructure systems may use DC distribution networks to supply control and monitoring equipment. Where the available DC voltage is higher than the required control voltage, a DC/DC converter can provide a local regulated supply.
The input voltage range and output capacity must be checked against the actual installation requirements.
5. Machinery and Equipment Control
Manufacturing machinery may include local control panels, sensors, relays, and electronic interfaces. The module can support compatible 24 V DC loads when the input supply and total load are within its rated limits.
Its DIN-rail mounting design also supports integration into appropriately designed industrial cabinets.
Installation and System Integration
Correct installation is essential for electrical safety, output stability, and reliable service.
1. Verify the DC Input Voltage
Before connecting the module, confirm that the available supply falls within the specified input range of 38–121 V DC.
The nominal input configurations include 48 V, 60 V, and 110 V DC. The actual supply must remain within the permitted operating limits under normal and transient conditions.
Do not connect the module directly to an AC supply. It is designed for DC input.
2. DIN-Rail Mounting
The module is designed for mounting on a standard DIN rail. Ensure that the rail is securely installed and that the power supply is properly fixed in position.
Allow adequate clearance for ventilation, wiring access, inspection, and maintenance. Follow the manufacturer’s installation instructions for mounting orientation and spacing.
3. Connect the 24 V DC Output
The output provides nominal 24 V DC at a rated current of 2 A. Before connecting downstream equipment, confirm the polarity and voltage requirements of each load.
Calculate the total current consumption of the connected devices. Include startup loads and possible future expansion when evaluating the required capacity.
4. Grounding and Electrical Safety
The module is specified with protection class I. Its protective grounding arrangement must follow the manufacturer’s instructions and applicable electrical codes.
Before wiring or servicing, isolate the DC supply and follow the site’s lockout and verification procedures. Confirm that the circuit is de-energized before handling electrical connections.
5. Environmental Installation
Although the SIPLUS version is designed for demanding environmental conditions, the IP20 protection rating still requires an appropriate installation environment.
Avoid direct exposure to water, conductive deposits, and contaminants beyond the specified limits. Where necessary, install the power supply inside a suitable control cabinet with appropriate environmental protection.
6. Commissioning and Testing
After installation, verify the input voltage, grounding, output polarity, and connected load.
Measure the output voltage under operating conditions and confirm that the load current remains within the rated capacity. Check the connected control devices for stable operation and investigate any abnormal voltage fluctuations or overheating.
Record the final wiring and power-distribution details for future maintenance.
Compatible System Components
The 6AG1732-0AA00-7AA0 can be used with compatible industrial control equipment requiring 24 V DC power.
| Component | Function | Integration Considerations |
|---|---|---|
| Siemens SIMATIC PLC | Executes automation logic | Confirm the PLC’s supply voltage and current requirements |
| 24 V DC sensors | Detect machine and process conditions | Check the combined current consumption |
| Interface relays | Switch control signals and loads | Verify coil voltage and current |
| Signal-conditioning modules | Process industrial signals | Confirm the required supply voltage |
| Industrial communication devices | Support data exchange | Check startup current and power requirements |
| Terminal blocks | Distribute DC power | Use suitable ratings and correct polarity |
| Circuit protection devices | Protect DC distribution circuits | Select according to the electrical design |
| DIN rail | Provides mechanical mounting | Confirm rail type and installation clearances |
| DC distribution terminals | Distribute the regulated output | Ensure total load remains within rated capacity |
Compatibility must be confirmed for each device. The presence of a component in this table does not mean it is included with the power supply.
Alternative Models and Replacement Considerations
When replacing the 6AG1732-0AA00-7AA0, engineers should compare input voltage, output current, environmental protection, mounting requirements, and electrical isolation.
| Alternative or Related Model | Description | Replacement Considerations |
|---|---|---|
| Siemens 6EP1732-0AA00 | Base SITOP DC/DC power supply platform | Compare environmental protection and operating temperature |
| Siemens 6AG1732-0AA00-7AA0 | SIPLUS version of the DC/DC supply | Exact catalog-number match for the specified SIPLUS configuration |
| Siemens SIPLUS DC/DC power supplies | Environmental-resistant DC conversion products | Select according to input range and output requirements |
| Siemens SITOP 24 V DC power supplies | Industrial regulated power supplies | Verify whether the input is AC or DC and whether isolation is suitable |
The base product and SIPLUS version should not be assumed to have identical environmental characteristics. A replacement must meet the installation’s actual environmental and electrical requirements.
Before selecting an alternative, compare:
- Nominal DC input voltage.
- Permitted input voltage range.
- Rated 24 V DC output current.
- Maximum output power.
- Output adjustment range and tolerance.
- Residual ripple and output stability.
- Electrical isolation requirements.
- Environmental protection and conformal coating.
- Operating temperature and derating requirements.
- Mounting dimensions and DIN-rail compatibility.
- Protective grounding and wiring arrangements.
A power supply with the same 24 V output is not necessarily a direct replacement. The input voltage range and environmental design are especially important for this model.
Key Advantages
Wide DC Input Range
The 38–121 V DC input range supports installations using nominal 48 V, 60 V, or 110 V DC distribution systems.
Regulated 24 V DC Output
The module provides a nominal 24 V DC output at up to 2 A, supporting compatible industrial control loads.
48 W Output Capacity
Its 48 W rated output provides power for small control circuits and associated electronic devices within the specified limits.
SIPLUS Environmental Design
The conformal coating and environmental resistance make the unit suitable for selected demanding industrial environments.
Electrical Isolation
The isolated output helps separate the higher-voltage DC input circuit from the downstream 24 V DC supply.
DIN-Rail Installation
The DIN-rail mounting design supports installation in industrial control cabinets and equipment enclosures.
Industrial Power Supply Integration
The module can provide a local regulated supply for compatible PLC-related circuits, sensors, relays, and electronic interfaces.
Technical FAQs
1. What is the Siemens 6AG1732-0AA00-7AA0?
It is a Siemens SIPLUS PS DC/DC power supply designed to convert a higher-voltage DC input into a regulated 24 V DC output.
2. What is the input voltage range?
The specified input voltage range is 38–121 V DC. Nominal input configurations include 48 V, 60 V, and 110 V DC.
3. What is the output voltage?
The nominal output voltage is 24 V DC, with an adjustment range of 23.5–26.5 V DC.
4. What is the rated output current?
The rated output current is 2 A, corresponding to a nominal output power of 48 W at 24 V DC.
5. Is this an AC/DC power supply?
No. The 6AG1732-0AA00-7AA0 is a DC/DC converter. It requires a DC input and provides a regulated DC output.
6. What is the difference between the SIPLUS version and the base product?
The 6AG1732-0AA00-7AA0 is based on the 6EP1732-0AA00 platform and includes SIPLUS environmental protection features such as conformal coating. The environmental specifications should be checked when selecting a replacement.
7. Can it power a Siemens PLC?
It may power compatible PLC-related control circuits if the PLC’s required supply voltage and current fall within the converter’s output specifications. Confirm the PLC model’s electrical requirements before connecting it.
8. Can the output voltage be adjusted?
Yes. The specified adjustment range is 23.5–26.5 V DC. Adjustments should remain within the manufacturer’s permitted limits and the requirements of the connected equipment.
9. Is the module suitable for humid industrial environments?
The SIPLUS version is designed for specified environmental stresses, including condensation and high relative humidity. Actual suitability depends on the exposure conditions and the manufacturer’s environmental limits.
10. What should be checked before purchasing a replacement?
Verify the complete model number, input voltage range, output rating, environmental protection, physical condition, and mounting requirements. For critical applications, request product photographs and appropriate functional-test information.
Procurement and Maintenance Recommendations
When sourcing the Siemens 6AG1732-0AA00-7AA0, verify the complete catalog number and distinguish the SIPLUS version from the base 6EP1732-0AA00 product. The environmental protection features may be important in installations exposed to humidity, condensation, or chemically active substances.
Before purchasing, confirm the input voltage range, 24 V DC output rating, 2 A current capacity, and 48 W power rating. Check the product’s physical condition, terminal condition, mounting clips, and available test documentation.
For shipping and warehouse records, distinguish the power supply’s net weight from the packaged weight. Confirm the actual dimensions of the supplied unit before using listing measurements for cabinet design or logistics calculations.
During maintenance, inspect wiring, protective grounding, mounting security, and ventilation. Measure the output voltage when abnormal behavior is reported and verify that the connected load does not exceed the rated current.
Keep a record of the power supply’s input source, output distribution, connected loads, and replacement history. This information helps maintenance personnel identify the correct replacement and reduces the risk of connecting an incompatible DC supply.
Conclusion
The Siemens 6AG1732-0AA00-7AA0 SIPLUS PS DC/DC Power Supply is an industrial DC/DC converter designed to provide a regulated 24 V DC output from a higher-voltage DC source. With a 38–121 V DC input range, 2 A output current, and 48 W rated output power, it supports compatible control circuits and electronic equipment in industrial automation installations.
Its SIPLUS environmental protection design makes it suitable for selected demanding operating conditions, while its DIN-rail mounting and electrical isolation support integration into industrial power-distribution systems.
For replacement and procurement projects, engineers should verify the complete catalog number, electrical ratings, environmental requirements, and physical dimensions. Correct selection and installation help maintain stable 24 V DC power for industrial control equipment.