An Industrial Switched-Mode Power Supply (SMPS) is designed to convert electrical power efficiently, using a switching regulator for conversion. This type of power supply is known for its high efficiency, compact size, and light weight compared to traditional linear power supplies. Here are some key features and details of industrial SMPS:

1. Efficiency: SMPS are generally more efficient than linear regulators, with efficiencies up to 96%. This high efficiency results from the fact that the switching transistor dissipates very little power when acting as a switch.
   
   
2. Size and Weight: Thanks to the elimination of heavy line-frequency transformers, SMPS can be made smaller and lighter. This makes them particularly suitable for a wide range of industrial applications where space and weight are critical considerations.
   
   
3. Output Ripple: SMPS tend to generate high-frequency noise or ripples due to their switching operations. This needs to be minimized, especially in sensitive industrial applications.
   
   
4. Switching Frequency: The frequency at which the SMPS operates affects the overall size of the external components and the efficiency of the power supply. Higher frequencies allow for smaller components but can impact efficiency and may interfere with other equipment.
   
   
5. Protection Features: Industrial SMPS usually come with various protection features to safeguard against conditions like overvoltage, overcurrent, and overheating.
   
   
6. Input Voltage Range: It's crucial to select an SMPS with an input voltage range suitable for your specific industrial environment. Some SMPS are designed for specific markets or universal use.
   
   
7. Cost: While higher-end models offer more features and better performance, they also come at a higher cost. Finding the right balance between cost and required features is crucial for industrial applications.
   
   
8. Complexity and EMI: While offering many benefits, SMPS can be more complex than linear supplies and may generate electromagnetic interference (EMI) which must be carefully managed.
   
   
9. Power Factor and Noise: Some drawbacks include a potentially poor power factor and the generation of electrical noise, which must be mitigated to avoid affecting other equipment.
   
   When selecting an SMPS for industrial use, it's essential to consider these features to ensure the power supply meets the needs of the specific application and environment. The selection should align with the required input voltage range, output voltage and current, output ripple, and switching frequency for optimal performance and efficiency