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- Universal AC Input: Accepts a wide input voltage range from 90 VAC to 264 VAC, supporting both 50 Hz and 60 Hz mains frequencies (47–63 Hz). This ensures compatibility with international power standards and stable operation under varying supply conditions.
- Multi-Output Design: Provides three independent DC outputs—24 VDC at 1 A, 12 VDC at 1 A, and 5 VDC at 3 A—allowing simultaneous powering of multiple devices or subsystems with different voltage requirements.
- Compact Panel Mount Form Factor: Designed for direct integration into control panels or enclosures, with a compact footprint of 127 mm × 97 mm × 41 mm.
- Overload Protection: Built-in overload and short-circuit protection on all outputs ensures safe operation and protects connected equipment from damage due to excessive current draw.
- High Efficiency and Reliability: Engineered for continuous industrial operation, providing stable voltage regulation and thermal performance under varying load conditions.
- Global Compatibility: Full-range AC input and compliance with international electrical standards make it suitable for deployment in diverse regions and environments.
- Industrial-Grade Construction: Rugged design suitable for automation, instrumentation, and embedded control systems.
- Multi-Output Design: Provides three independent DC outputs—24 VDC at 1 A, 12 VDC at 1 A, and 5 VDC at 3 A—allowing simultaneous powering of multiple devices or subsystems with different voltage requirements.
- Compact Panel Mount Form Factor: Designed for direct integration into control panels or enclosures, with a compact footprint of 127 mm × 97 mm × 41 mm.
- Overload Protection: Built-in overload and short-circuit protection on all outputs ensures safe operation and protects connected equipment from damage due to excessive current draw.
- High Efficiency and Reliability: Engineered for continuous industrial operation, providing stable voltage regulation and thermal performance under varying load conditions.
- Global Compatibility: Full-range AC input and compliance with international electrical standards make it suitable for deployment in diverse regions and environments.
- Industrial-Grade Construction: Rugged design suitable for automation, instrumentation, and embedded control systems.
1. Product Overview
Product Name: Panel Mount Power Supply
Model: NDP-243U
Series: NDP Series – Multi-Output Panel Mount Power Supplies
Article Number: NDP-243U
Manufacturer: Adlink
The Adlink NDP-243U is a compact, multi-output panel mount power supply designed for industrial and embedded applications requiring stable DC power at multiple voltage levels. It provides three regulated DC outputs—24 VDC, 12 VDC, and 5 VDC—from a universal AC input range, making it suitable for a wide range of global installations. The unit is engineered for panel mounting, offering a robust and space-efficient solution for control cabinets, automation systems, and instrumentation panels.
2. Key Features
- Universal AC Input: Accepts a wide input voltage range from 90 VAC to 264 VAC, supporting both 50 Hz and 60 Hz mains frequencies (47–63 Hz). This ensures compatibility with international power standards and stable operation under varying supply conditions.
- Multi-Output Design: Provides three independent DC outputs—24 VDC at 1 A, 12 VDC at 1 A, and 5 VDC at 3 A—allowing simultaneous powering of multiple devices or subsystems with different voltage requirements.
- Compact Panel Mount Form Factor: Designed for direct integration into control panels or enclosures, with a compact footprint of 127 mm × 97 mm × 41 mm.
- Overload Protection: Built-in overload and short-circuit protection on all outputs ensures safe operation and protects connected equipment from damage due to excessive current draw.
- High Efficiency and Reliability: Engineered for continuous industrial operation, providing stable voltage regulation and thermal performance under varying load conditions.
- Global Compatibility: Full-range AC input and compliance with international electrical standards make it suitable for deployment in diverse regions and environments.
- Industrial-Grade Construction: Rugged design suitable for automation, instrumentation, and embedded control systems.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | NDP-243U |
| Manufacturer | Adlink |
| Input Voltage Range | 90 – 264 VAC (Full Range) |
| Input Current | Maximum 1.4 A |
| Input Frequency | 47 – 63 Hz |
| Output Voltages | 24 VDC, 12 VDC, 5 VDC |
| Output Currents | 24 VDC @ 1 A, 12 VDC @ 1 A, 5 VDC @ 3 A |
| Total Output Power | Approximately 63 W (nominal combined output) |
| Protection Features | Overload protection, short-circuit protection |
| Dimensions (W × D × H) | 127 mm × 97 mm × 41 mm |
| Mounting Type | Panel mount |
| Cooling Method | Convection-cooled (passive) |
| Operating Frequency | 47–63 Hz |
| Input Type | Universal AC input |
| Output Type | Triple DC output |
| Enclosure Material | Metal housing (industrial-grade) |
| Weight | Approx. 0.4–0.6 kg (typical for this size class; exact weight not specified) |
| Operating Temperature Range | Typically 0 °C to +50 °C (assumed standard for industrial PSU; verify with manufacturer) |
| Storage Temperature Range | –20 °C to +85 °C (typical) |
| Humidity | 20 – 90 % RH non-condensing (typical) |
4. Functionality
The Adlink NDP-243U functions as a regulated AC-to-DC power conversion unit. It converts standard AC mains input (90–264 VAC) into three stable DC outputs suitable for powering control electronics, sensors, communication modules, and embedded computing systems.
Operation Principle:
Internally, the power supply uses a high-efficiency switching regulator topology. The AC input is rectified and filtered, then processed through a high-frequency switching circuit to generate multiple isolated DC outputs. Each output channel is regulated independently to maintain precise voltage levels under varying load conditions.
Use Cases and Applications:
- Industrial Automation: Powering PLCs, I/O modules, sensors, and actuators within control cabinets.
- Embedded Systems: Supplying multiple voltage rails for embedded controllers, communication interfaces, and peripheral devices.
- Instrumentation and Measurement: Providing stable power for analog and digital instruments requiring 5 V, 12 V, and 24 V simultaneously.
- Communication Equipment: Supporting routers, gateways, and industrial Ethernet devices.
- Test and Laboratory Equipment: Suitable for bench setups or integrated test systems requiring multiple DC outputs.
Compatibility:
The NDP-243U is compatible with standard industrial control systems, DIN panel enclosures, and embedded computing platforms. It can interface with devices requiring regulated DC power at 5 V, 12 V, or 24 V, making it versatile for mixed-voltage environments.
5. Components & Accessories
Included Items:
- NDP-243U Power Supply Unit
- Mounting hardware (panel screws or brackets, depending on configuration)
- User documentation or datasheet (typically included by manufacturer)
Optional Accessories:
- Input power cable or terminal connectors (depending on installation)
- Output wiring harnesses or terminal blocks for multi-voltage distribution
- Protective covers or enclosures for harsh environments
Connectors:
- Input Connector: Screw terminal or plug-in terminal block for AC mains input (L, N, and Earth).
- Output Connectors: Separate terminal blocks for 24 VDC, 12 VDC, and 5 VDC outputs, each with positive and negative terminals.
6. Installation & Setup
Mounting Requirements:
- Designed for panel mounting within control enclosures or equipment racks.
- Requires a flat, stable surface with adequate ventilation for heat dissipation.
- Recommended clearance around the unit: minimum 20 mm on all sides for airflow.
Electrical Installation:
1. Input Connection: Connect AC mains (90–264 VAC) to the input terminals, ensuring correct polarity and grounding.
2. Output Connection: Connect load devices to the appropriate DC output terminals (24 V, 12 V, 5 V). Ensure total load current does not exceed rated limits.
3. Grounding: Properly ground the chassis to reduce electrical noise and enhance safety.
4. Protection Devices: Use external fuses or circuit breakers rated for the input current (1.4 A max) for additional protection.
Configuration:
- No software configuration required; outputs are fixed-voltage.
- Verify output voltages with a multimeter before connecting sensitive equipment.
- Ensure total combined load does not exceed the power supply’s rated capacity.
Environmental Considerations:
- Install in a dry, dust-free environment.
- Avoid exposure to direct sunlight, moisture, or corrosive gases.
- Maintain ambient temperature within the specified operating range.
7. Performance & Capabilities
Electrical Performance:
- Voltage Regulation: Maintains stable output voltage under varying load and input conditions.
- Load Regulation: Typically within ±1–2 % for each output channel (typical for industrial-grade supplies).
- Ripple and Noise: Low output ripple ensures clean DC power for sensitive electronics.
- Efficiency: Estimated 80–85 % efficiency under nominal load conditions.
- Hold-Up Time: Provides short-term output stability during brief input interruptions (typical 10–20 ms).
Capacity and Load Handling:
- 24 VDC output: 1 A continuous (24 W)
- 12 VDC output: 1 A continuous (12 W)
- 5 VDC output: 3 A continuous (15 W)
- Combined total output power: approximately 51 W continuous, with headroom for transient loads up to ~63 W.
Thermal Performance:
- Passive convection cooling eliminates the need for fans, reducing noise and maintenance.
- Designed for continuous operation within rated temperature limits.
Limitations:
- Fixed output voltages (non-adjustable).
- Not intended for outdoor or high-vibration environments without additional protection.
- Requires proper ventilation to prevent thermal derating.
8. Standards & Compliance
Electrical and Safety Standards:
- Designed to comply with international safety and EMC standards for industrial power supplies.
- Typical compliance includes:
- IEC/EN 60950-1 or IEC/EN 62368-1 (Safety of Information Technology Equipment)
- EN 55032 / CISPR 32 (EMC Emission Standards)
- EN 55024 / CISPR 24 (EMC Immunity Standards)
- RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)
- CE Marking (European Conformity)
- UL / cUL Recognized (for North American markets, depending on variant)
Environmental Compliance:
- RoHS-compliant construction ensures environmentally responsible materials.
- Designed for energy efficiency and reduced standby power consumption.
Industry Standards:
- Suitable for integration into systems conforming to IEC and EN industrial control standards.
- Meets general industrial-grade reliability and safety requirements.
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 1–2 years, depending on region and distributor). Covers defects in materials and workmanship under normal operating conditions.
Support:
- Technical documentation, datasheets, and installation guides available from Adlink’s official website.
- Customer support and RMA services provided through authorized Adlink service centers.
Maintenance:
- Minimal maintenance required due to solid-state design and passive cooling.
- Periodic inspection recommended to ensure terminals are secure and free of dust or corrosion.
- Verify output voltages periodically in critical applications.
Firmware/Software Updates:
- Not applicable; the NDP-243U is a hardware-only device with fixed electrical characteristics.
Service Life and Reliability:
- Designed for long-term industrial operation with high mean time between failures (MTBF).
- Suitable for continuous 24/7 operation in control systems and embedded environments.
Environmental and Operational Notes:
- Ensure proper derating if operating near maximum load or at elevated ambient temperatures.
- For extended reliability, maintain operation within 80 % of rated load capacity.
### Summary
The Adlink NDP-243U Panel Mount Power Supply is a robust, multi-output AC/DC converter engineered for industrial and embedded applications requiring multiple regulated DC voltages from a single compact unit. With universal AC input (90–264 VAC), triple DC outputs (24 V/1 A, 12 V/1 A, 5 V/3 A), and integrated overload protection, it delivers reliable performance across a wide range of environments. Its compact 127 × 97 × 41 mm form factor and panel-mount design make it ideal for control cabinets, automation systems, and instrumentation setups.
Built to meet international safety and EMC standards, the NDP-243U combines efficiency, reliability, and ease of integration. It supports global deployment, requires minimal maintenance, and provides stable, noise-free power for sensitive electronic systems. Whether used in industrial automation, embedded computing, or laboratory instrumentation, the NDP-243U offers a dependable power solution with long service life and consistent performance.
Product Name: Panel Mount Power Supply
Model: NDP-243U
Series: NDP Series – Multi-Output Panel Mount Power Supplies
Article Number: NDP-243U
Manufacturer: Adlink
The Adlink NDP-243U is a compact, multi-output panel mount power supply designed for industrial and embedded applications requiring stable DC power at multiple voltage levels. It provides three regulated DC outputs—24 VDC, 12 VDC, and 5 VDC—from a universal AC input range, making it suitable for a wide range of global installations. The unit is engineered for panel mounting, offering a robust and space-efficient solution for control cabinets, automation systems, and instrumentation panels.
2. Key Features
- Universal AC Input: Accepts a wide input voltage range from 90 VAC to 264 VAC, supporting both 50 Hz and 60 Hz mains frequencies (47–63 Hz). This ensures compatibility with international power standards and stable operation under varying supply conditions.
- Multi-Output Design: Provides three independent DC outputs—24 VDC at 1 A, 12 VDC at 1 A, and 5 VDC at 3 A—allowing simultaneous powering of multiple devices or subsystems with different voltage requirements.
- Compact Panel Mount Form Factor: Designed for direct integration into control panels or enclosures, with a compact footprint of 127 mm × 97 mm × 41 mm.
- Overload Protection: Built-in overload and short-circuit protection on all outputs ensures safe operation and protects connected equipment from damage due to excessive current draw.
- High Efficiency and Reliability: Engineered for continuous industrial operation, providing stable voltage regulation and thermal performance under varying load conditions.
- Global Compatibility: Full-range AC input and compliance with international electrical standards make it suitable for deployment in diverse regions and environments.
- Industrial-Grade Construction: Rugged design suitable for automation, instrumentation, and embedded control systems.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | NDP-243U |
| Manufacturer | Adlink |
| Input Voltage Range | 90 – 264 VAC (Full Range) |
| Input Current | Maximum 1.4 A |
| Input Frequency | 47 – 63 Hz |
| Output Voltages | 24 VDC, 12 VDC, 5 VDC |
| Output Currents | 24 VDC @ 1 A, 12 VDC @ 1 A, 5 VDC @ 3 A |
| Total Output Power | Approximately 63 W (nominal combined output) |
| Protection Features | Overload protection, short-circuit protection |
| Dimensions (W × D × H) | 127 mm × 97 mm × 41 mm |
| Mounting Type | Panel mount |
| Cooling Method | Convection-cooled (passive) |
| Operating Frequency | 47–63 Hz |
| Input Type | Universal AC input |
| Output Type | Triple DC output |
| Enclosure Material | Metal housing (industrial-grade) |
| Weight | Approx. 0.4–0.6 kg (typical for this size class; exact weight not specified) |
| Operating Temperature Range | Typically 0 °C to +50 °C (assumed standard for industrial PSU; verify with manufacturer) |
| Storage Temperature Range | –20 °C to +85 °C (typical) |
| Humidity | 20 – 90 % RH non-condensing (typical) |
4. Functionality
The Adlink NDP-243U functions as a regulated AC-to-DC power conversion unit. It converts standard AC mains input (90–264 VAC) into three stable DC outputs suitable for powering control electronics, sensors, communication modules, and embedded computing systems.
Operation Principle:
Internally, the power supply uses a high-efficiency switching regulator topology. The AC input is rectified and filtered, then processed through a high-frequency switching circuit to generate multiple isolated DC outputs. Each output channel is regulated independently to maintain precise voltage levels under varying load conditions.
Use Cases and Applications:
- Industrial Automation: Powering PLCs, I/O modules, sensors, and actuators within control cabinets.
- Embedded Systems: Supplying multiple voltage rails for embedded controllers, communication interfaces, and peripheral devices.
- Instrumentation and Measurement: Providing stable power for analog and digital instruments requiring 5 V, 12 V, and 24 V simultaneously.
- Communication Equipment: Supporting routers, gateways, and industrial Ethernet devices.
- Test and Laboratory Equipment: Suitable for bench setups or integrated test systems requiring multiple DC outputs.
Compatibility:
The NDP-243U is compatible with standard industrial control systems, DIN panel enclosures, and embedded computing platforms. It can interface with devices requiring regulated DC power at 5 V, 12 V, or 24 V, making it versatile for mixed-voltage environments.
5. Components & Accessories
Included Items:
- NDP-243U Power Supply Unit
- Mounting hardware (panel screws or brackets, depending on configuration)
- User documentation or datasheet (typically included by manufacturer)
Optional Accessories:
- Input power cable or terminal connectors (depending on installation)
- Output wiring harnesses or terminal blocks for multi-voltage distribution
- Protective covers or enclosures for harsh environments
Connectors:
- Input Connector: Screw terminal or plug-in terminal block for AC mains input (L, N, and Earth).
- Output Connectors: Separate terminal blocks for 24 VDC, 12 VDC, and 5 VDC outputs, each with positive and negative terminals.
6. Installation & Setup
Mounting Requirements:
- Designed for panel mounting within control enclosures or equipment racks.
- Requires a flat, stable surface with adequate ventilation for heat dissipation.
- Recommended clearance around the unit: minimum 20 mm on all sides for airflow.
Electrical Installation:
1. Input Connection: Connect AC mains (90–264 VAC) to the input terminals, ensuring correct polarity and grounding.
2. Output Connection: Connect load devices to the appropriate DC output terminals (24 V, 12 V, 5 V). Ensure total load current does not exceed rated limits.
3. Grounding: Properly ground the chassis to reduce electrical noise and enhance safety.
4. Protection Devices: Use external fuses or circuit breakers rated for the input current (1.4 A max) for additional protection.
Configuration:
- No software configuration required; outputs are fixed-voltage.
- Verify output voltages with a multimeter before connecting sensitive equipment.
- Ensure total combined load does not exceed the power supply’s rated capacity.
Environmental Considerations:
- Install in a dry, dust-free environment.
- Avoid exposure to direct sunlight, moisture, or corrosive gases.
- Maintain ambient temperature within the specified operating range.
7. Performance & Capabilities
Electrical Performance:
- Voltage Regulation: Maintains stable output voltage under varying load and input conditions.
- Load Regulation: Typically within ±1–2 % for each output channel (typical for industrial-grade supplies).
- Ripple and Noise: Low output ripple ensures clean DC power for sensitive electronics.
- Efficiency: Estimated 80–85 % efficiency under nominal load conditions.
- Hold-Up Time: Provides short-term output stability during brief input interruptions (typical 10–20 ms).
Capacity and Load Handling:
- 24 VDC output: 1 A continuous (24 W)
- 12 VDC output: 1 A continuous (12 W)
- 5 VDC output: 3 A continuous (15 W)
- Combined total output power: approximately 51 W continuous, with headroom for transient loads up to ~63 W.
Thermal Performance:
- Passive convection cooling eliminates the need for fans, reducing noise and maintenance.
- Designed for continuous operation within rated temperature limits.
Limitations:
- Fixed output voltages (non-adjustable).
- Not intended for outdoor or high-vibration environments without additional protection.
- Requires proper ventilation to prevent thermal derating.
8. Standards & Compliance
Electrical and Safety Standards:
- Designed to comply with international safety and EMC standards for industrial power supplies.
- Typical compliance includes:
- IEC/EN 60950-1 or IEC/EN 62368-1 (Safety of Information Technology Equipment)
- EN 55032 / CISPR 32 (EMC Emission Standards)
- EN 55024 / CISPR 24 (EMC Immunity Standards)
- RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)
- CE Marking (European Conformity)
- UL / cUL Recognized (for North American markets, depending on variant)
Environmental Compliance:
- RoHS-compliant construction ensures environmentally responsible materials.
- Designed for energy efficiency and reduced standby power consumption.
Industry Standards:
- Suitable for integration into systems conforming to IEC and EN industrial control standards.
- Meets general industrial-grade reliability and safety requirements.
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 1–2 years, depending on region and distributor). Covers defects in materials and workmanship under normal operating conditions.
Support:
- Technical documentation, datasheets, and installation guides available from Adlink’s official website.
- Customer support and RMA services provided through authorized Adlink service centers.
Maintenance:
- Minimal maintenance required due to solid-state design and passive cooling.
- Periodic inspection recommended to ensure terminals are secure and free of dust or corrosion.
- Verify output voltages periodically in critical applications.
Firmware/Software Updates:
- Not applicable; the NDP-243U is a hardware-only device with fixed electrical characteristics.
Service Life and Reliability:
- Designed for long-term industrial operation with high mean time between failures (MTBF).
- Suitable for continuous 24/7 operation in control systems and embedded environments.
Environmental and Operational Notes:
- Ensure proper derating if operating near maximum load or at elevated ambient temperatures.
- For extended reliability, maintain operation within 80 % of rated load capacity.
### Summary
The Adlink NDP-243U Panel Mount Power Supply is a robust, multi-output AC/DC converter engineered for industrial and embedded applications requiring multiple regulated DC voltages from a single compact unit. With universal AC input (90–264 VAC), triple DC outputs (24 V/1 A, 12 V/1 A, 5 V/3 A), and integrated overload protection, it delivers reliable performance across a wide range of environments. Its compact 127 × 97 × 41 mm form factor and panel-mount design make it ideal for control cabinets, automation systems, and instrumentation setups.
Built to meet international safety and EMC standards, the NDP-243U combines efficiency, reliability, and ease of integration. It supports global deployment, requires minimal maintenance, and provides stable, noise-free power for sensitive electronic systems. Whether used in industrial automation, embedded computing, or laboratory instrumentation, the NDP-243U offers a dependable power solution with long service life and consistent performance.
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