LRS-75-12 Meanwell SMPS - 12V - 6A 72W

The LRS-75-12 is a model of power supply manufactured by Meanwell. It is a Switching Mode Power Supply (SMPS), designed to provide 12V DC output with a 6A current limit, delivering a total output power of 72 watts. Here's a more detailed description of the unit:

Key Features:

1. Output Specifications:

   • Voltage: 12V DC (nominal)
   • Current: 6A
   • Power: 72W (maximum)

2. Input Specifications:

   • Input Voltage Range: 90-264V AC, 47-63Hz (Universal input range, so it works worldwide)
   • Input Current: 1.5A (at 115V AC) / 0.8A (at 230V AC)
   • Efficiency: Around 88% (typically), meaning it is energy-efficient and generates less heat compared to older designs.

3. Design and Build:

   • Compact Size: It has a compact design, making it ideal for applications with limited space.
   • Cooling: It is cooled by convection, meaning it relies on the natural flow of air rather than requiring additional cooling fans.
   • Protection Features: Overload, short circuit, overvoltage, and over-temperature protection, ensuring the power supply remains safe under various conditions.

4. Applications:

   • The LRS-75-12 is suitable for a wide range of applications where 12V power is needed. This includes:
     • Industrial Equipment: Powering control systems, industrial automation, etc.
     • Communication Equipment: Telecom or networking devices.
     • LED Lighting: Can be used for powering 12V LED strips or modules.
     • Battery Charging: For devices or systems requiring a 12V battery.

5. Environmental and Safety Certifications:

   • UL, CE, CB, and TÜV: The power supply has been certified by multiple standards to ensure quality and safety.
   • Operating Temperature: -30 to +70°C, ensuring it can operate in a wide range of environmental conditions.
   • Cooling: It operates at full load without requiring a fan, though ambient temperatures and ventilation must be considered.

6. Physical Dimensions:

   • Dimensions: 159 x 97 x 38 mm (L x W x H)
   • Weight: Around 0.55 kg (1.2 lbs)

7. Key Features Summary:

   • Low profile: Makes it suitable for compact enclosures.
   • High efficiency: Minimizes heat generation and increases lifespan.
   • Worldwide input voltage: 90-264V AC ensures compatibility with most power grids globally.

Benefits:

• Reliability: The LRS-75-12 is a robust and reliable power supply, making it ideal for critical applications.
• Energy Efficiency: With its high-efficiency rating, this power supply helps reduce power consumption and running costs.
• Safety: Equipped with built-in protections to prevent damage from overloads, short circuits, and other potential electrical issues.

Applications in Detail:

Due to its 12V output and versatility, the LRS-75-12 is commonly used in industrial automation, LED lighting systems, communication equipment, and even as a power source for battery charging. Its compact design and safety features make it a reliable choice in demanding environments.