MEAN WELL LRS-100-24 Industrial Grade Switching Power Supply 108W 24V 4.5A

The MEAN WELL LRS-100-24 Industrial Grade Switching Power Supply is a robust and reliable 108W unit delivering a stable 24V at 4.5A, designed for demanding industrial environments. Its key advantages include high efficiency, a compact footprint, and excellent protection features, making it a superior choice for a wide array of automated systems and equipment. Core technical parameters include an input voltage range of 85-264 VAC, built-in active PFC function, and compliance with international safety standards.

| Parameter                  | Specification                               |

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

| Model                      | LRS-100-24                                  |

| Output Voltage             | 24V DC                                      |

| Rated Current              | 4.5A                                        |

| Rated Power                | 108W                                        |

| Input Voltage Range        | 85-264 VAC, 47-63 Hz                         |

| Efficiency                 | 88%                                         |

| Dimensions (L x W x H)     | 129 x 97 x 30 mm                            |

| Operating Temperature      | -30°C to +70°C                              |

| Isolation Voltage          | 3000 VAC (I/P-O/P)                          |

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

The MEAN WELL LRS-100-24 stands out in the market due to its high reliability and cost-effectiveness, crucial for industrial automation and control systems. It boasts an 88% efficiency rating, minimizing energy waste and heat generation, which is paramount in enclosed control cabinets. The power supply's compact dimensions (129 x 97 x 30 mm) allow for easy integration into space-constrained applications. Furthermore, its robust design includes built-in protections against overvoltage, overload, and short circuits, ensuring the longevity of connected equipment. The integrated active Power Factor Correction (PFC) function improves power utilization and reduces harmonic distortion, meeting stringent regulatory requirements for industrial power supplies.

Key application scenarios for the MEAN WELL LRS-100-24 are diverse, spanning critical industrial sectors. It is ideally suited for powering factory automation machinery, including CNC machines, robotics, and conveyor systems. Its stable 24V output makes it a perfect fit for Programmable Logic Controllers (PLCs), human-machine interfaces (HMIs), and various sensor and actuator networks. The unit's wide operating temperature range (-30°C to +70°C) ensures reliable performance in harsh environmental conditions often found in manufacturing plants, outdoor installations, or areas with fluctuating temperatures. It also finds application in LED lighting systems, industrial network equipment, and test and measurement instruments.

Practical system integration of the MEAN WELL LRS-100-24 is straightforward. Ensure proper ventilation around the unit to maintain optimal operating temperatures, especially under full load. For wiring, connect the AC input terminals (L and N) to the mains supply and the DC output terminals (+V and -V) to the load. It is essential to use appropriately rated wires and connectors to handle the 4.5A current. Grounding the FG (frame ground) terminal to the system's chassis is critical for safety and EMI reduction. No complex programming is typically required for basic operation; it functions as a direct voltage source upon AC power application. For advanced system monitoring, some industrial controllers can be interfaced to detect output voltage or load status if the system design incorporates such features.

Operation and risk mitigation with the MEAN WELL LRS-100-24 focus on safe and consistent performance. Always adhere to the specified input voltage range (85-264 VAC) to prevent damage. Avoid operating the unit in environments exceeding its temperature limits or where condensation is present. Ensure the output current does not exceed the rated 4.5A; overloading can trigger the built-in overload protection, causing shutdown. In case of a fault, such as a persistent shutdown, first disconnect the AC input and check for short circuits on the DC output or verify that the load requirements are within the power supply's capabilities. The unit typically resets automatically once the fault condition is removed. Consult the datasheet for specific error codes if available, although this model is primarily designed for robust, fault-tolerant operation.

Scalability and long-term value are significant considerations for the LRS-100-24. Its modular design and standardized form factor facilitate easy replacement or upgrade. If a system's power demands increase, multiple LRS-100-24 units can be paralleled (with appropriate current sharing measures) or a higher wattage MEAN WELL power supply can be substituted, provided voltage compatibility is maintained. Its compatibility with standard industrial control platforms and components ensures seamless integration into existing or future automated systems. For those looking towards Industry 4.0 initiatives, the LRS-100-24 serves as a reliable power foundation, and its robust build quality contributes to overall system uptime and reduced maintenance costs, offering excellent long-term value.

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FAQs:

What is the maximum ambient temperature for the MEAN WELL LRS-100-24?

The power supply is rated for operation in ambient temperatures ranging from -30°C to +70°C. This broad range ensures reliable performance in demanding industrial settings. It's crucial to ensure adequate airflow to prevent internal overheating within these limits.

How do I connect the MEAN WELL LRS-100-24 to my system?

Connect the AC input terminals (L and N) to your mains voltage source. Wire the DC output terminals (+V and -V) to your load. Always ground the FG terminal to the system chassis for safety and EMI reduction.

What safety certifications does the LRS-100-24 hold?

This power supply is certified by UL, CUL, TUV, CB, and CE. These certifications indicate compliance with international safety standards for industrial electrical equipment. These ensure the product meets rigorous safety requirements.

Can I connect multiple LRS-100-24 units in parallel?

Yes, parallel operation is possible for increased current capacity. Ensure proper current sharing techniques are applied when configuring multiple units. This allows for flexible power system design and scalability.

What is the efficiency of the LRS-100-24 power supply?

The LRS-100-24 boasts an efficiency of 88%. This high efficiency translates to reduced energy consumption and less heat dissipation. Lower heat generation prolongs the lifespan of the power supply and connected components.

What type of protection features are built into the LRS-100-24?

It includes protections against overvoltage, overload, and short circuits. These features safeguard both the power supply and the connected equipment from electrical faults. They ensure operational safety and reliability.

What is the input voltage range for the LRS-100-24?

The unit accepts a wide AC input voltage range of 85-264 VAC at 47-63 Hz. This universal input capability makes it suitable for global applications. It simplifies inventory and deployment across different regions.

Does the LRS-100-24 have active PFC?

Yes, the LRS-100-24 features a built-in active PFC function. This function improves power factor, reduces harmonic distortion, and enhances overall power efficiency. It helps meet regulatory compliance for power quality.

What are the dimensions of the LRS-100-24?

The power supply measures 129mm in length, 97mm in width, and 30mm in height. These compact dimensions facilitate easy integration into space-constrained industrial enclosures. Its slim profile is ideal for panel mounting.

How does the LRS-100-24 handle overloads?

In case of an overload, the power supply's built-in overload protection will activate, typically shutting down the output. Once the overload condition is removed, the unit can usually be reset. This protects the device and the load.