MEAN WELL NDR-75-12 Industrial Switching Power Supply 75.6W 12V 6.3A

The MEAN WELL NDR-75-12 industrial switching power supply delivers robust and reliable power, boasting 75.6W of output capacity at 12V with a 6.3A current rating. Engineered for demanding industrial environments, this unit offers exceptional efficiency, robust protection features, and a compact design, making it an ideal choice for a wide range of automation and control applications. Its key advantages include high reliability, stable voltage regulation, and compliance with international safety standards.

Product Specifications

| Parameter             | Value                                 |

| :-------------------- | :------------------------------------ |

| Output Voltage        | 12V DC                                |

| Rated Current         | 6.3A                                  |

| Rated Power           | 75.6W                                 |

| Input Voltage Range   | 90-264VAC (47-63Hz), 127-370VDC       |

| Efficiency            | 89%                                   |

| Operating Temperature | -20°C to +60°C                        |

| Dimensions (L x W x H)| 125.5 x 78 x 35 mm                    |

| Protections           | Short circuit, Overload, Over voltage |

| Certifications        | UL, CUL, TUV, CB, CE                  |

Core Features & Market Positioning

The MEAN WELL NDR-75-12 distinguishes itself through its high efficiency, reaching up to 89%. This superior energy conversion minimizes heat generation, allowing for cooler operation and extending the lifespan of the power supply and connected equipment. Its robust all-metal casing provides enhanced durability and improved heat dissipation, crucial for sustained performance in harsh industrial settings. MEAN WELL's established reputation for producing reliable and long-lasting power solutions positions the NDR-75-12 as a trusted component in critical systems where downtime is not an option. The unit's compliance with global safety and EMC standards (UL, CUL, TUV, CB, CE) further solidifies its market position as a safe and dependable choice for international deployment.

Key Application Scenarios

This industrial switching power supply is exceptionally well-suited for a variety of applications requiring stable 12V DC power. Common use cases include powering industrial automation equipment such as Programmable Logic Controllers (PLCs), sensors, and actuators. It is also a prime candidate for powering LED lighting systems in factories and warehouses, ensuring consistent illumination and longevity for the lighting infrastructure. Furthermore, the NDR-75-12 is ideal for security and surveillance systems, providing uninterrupted power to cameras and recording devices, and for general use in machinery control panels and instrumentation where reliable power is paramount.

Practical System Integration Guidance

Integrating the MEAN WELL NDR-75-12 into existing systems is straightforward due to its standard DIN rail mounting capability and accessible terminal blocks. For installation, ensure the power supply is securely mounted on a 35mm DIN rail, allowing adequate ventilation around the unit. Input wiring should connect to the L (Line) and N (Neutral) terminals for AC input, or the positive and negative DC input terminals. Output wiring connects to the +V and -V terminals, respecting polarity to prevent damage to connected devices. Proper grounding is essential for safety and electromagnetic compatibility; connect the ground terminal to the system's earth ground. Always verify input voltage compatibility before powering on the device.

Operation and Risk Mitigation

The NDR-75-12 is designed for safe operation within its specified voltage and temperature ranges. Users must adhere to the input voltage limits of 90-264VAC or 127-370VDC and ensure the ambient operating temperature remains between -20°C and +60°C. The unit incorporates comprehensive protection circuits, including short circuit, overload, and over-voltage protection, to safeguard both the power supply and connected loads. In the event of a short circuit or overload, the power supply will typically shut down to prevent damage. Once the fault condition is removed, the unit can usually be reset by cycling the AC power. Regular inspection of wiring and connections can help mitigate potential risks and ensure continuous, safe operation.

Scalability & Long-Term Value

The MEAN WELL NDR-75-12 offers good scalability for applications that may require future expansion. Its standard form factor and robust design ensure compatibility with a wide range of industrial control systems and components. While this specific model provides 75.6W, MEAN WELL offers a comprehensive range of power supplies with higher wattage and different output voltages, allowing for seamless upgrades or system expansions without requiring a complete redesign of the power infrastructure. Integrating this reliable power supply contributes to the long-term value of any industrial system by minimizing the risk of premature component failure due to inadequate or unstable power.

Frequently Asked Questions

What are the primary advantages of the MEAN WELL NDR-75-12?

This power supply offers high efficiency, reducing energy waste and heat. It features robust protection circuits for enhanced safety and reliability. Its compact design and DIN rail mounting simplify integration into industrial enclosures.

How do I connect the MEAN WELL NDR-75-12 to my system?

Connect AC input to the L and N terminals, observing correct polarity. For DC input, use the designated DC input terminals. Connect your load to the +V and -V output terminals, again ensuring correct polarity. Always confirm proper grounding for safety.

What types of applications is the MEAN WELL NDR-75-12 suitable for?

It is ideal for industrial automation, powering PLCs, sensors, and actuators. It also suits LED lighting systems in industrial settings. Security systems and control panels for machinery are other common applications.