MEAN WELL LRS-200-12 Industrial Application Switching Power Supply 204W 12V 17A

The MEAN WELL LRS-200-12 is a robust 204W industrial switching power supply delivering a stable 12V DC output at 17A. This unit is engineered for demanding applications, offering high reliability, efficiency, and a compact design. Its key advantages include its wide operating temperature range, excellent power density, and comprehensive protection features, making it an ideal choice for various industrial automation, control systems, and LED lighting installations. The LRS-200-12 stands out with its adherence to global safety standards and its cost-effectiveness for high-volume deployments.

Product Specifications

| Parameter               | Value                                      |

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

| Output Voltage          | 12V DC                                     |

| Rated Current           | 17A                                        |

| Rated Power             | 204W                                       |

| Input Voltage Range     | 85-264V AC (47-63Hz)                       |

| Output Voltage Adj. Range | 10.2V - 13.2V                             |

| Efficiency (typical)    | 87%                                        |

| Operating Temperature   | -25°C to +70°C                             |

| Dimensions (L x W x H)  | 200 x 100 x 45.5 mm                        |

| Approvals               | UL/CUL/TUV/CB/CE                           |

| Protection Features     | Short circuit, Overload, Over voltage, Over temperature |

Core Features & Market Positioning

The MEAN WELL LRS-200-12 power supply is positioned as a dependable and efficient solution for continuous industrial operation. Its design prioritizes reliability, featuring a high MTBF (Mean Time Between Failures) rating, crucial for applications where downtime is unacceptable. The unit's compact footprint conserves valuable panel space, a common constraint in industrial control cabinets. Furthermore, its compliance with international safety and EMC standards simplifies integration into global product designs and ensures electromagnetic compatibility within complex systems. The LRS-200-12 offers a compelling balance of performance, safety, and affordability, distinguishing it from higher-cost alternatives in the market.

Key Application Scenarios

This 12V, 17A power supply is exceptionally well-suited for powering a wide array of industrial equipment. Common applications include driving stepper motors and servo drives in automation machinery, providing stable power for PLCs (Programmable Logic Controllers) and HMIs (Human-Machine Interfaces) in control systems, and illuminating high-power LED arrays for industrial signage or inspection lighting. It is also frequently utilized in data acquisition systems, telecommunication equipment, and battery charging applications requiring a consistent 12V DC source. The LRS-200-12's versatility makes it a go-to component for engineers designing systems that demand reliable, high-current 12V power.

Practical System Integration Guidance

Integrating the MEAN WELL LRS-200-12 into an industrial system is straightforward due to its standard form factor and accessible terminals. Ensure proper ventilation around the unit; maintain at least 50mm clearance on the input and output sides, and 10mm on all other sides, to prevent overheating. Connections should be made using appropriately rated wiring for the input AC voltage and the 17A output current. A qualified electrician should perform wiring to ensure compliance with local electrical codes and safety regulations. For installations requiring overload protection beyond the unit's internal limits, an external fuse or circuit breaker on the AC input is recommended.

Operation and Risk Mitigation

The LRS-200-12 operates as a constant voltage output device, designed for reliable performance under its specified load conditions. To mitigate risks, always adhere to the input voltage range of 85-264V AC. Avoid operating the power supply in environments with excessive dust, moisture, or corrosive fumes, as these can degrade performance and shorten lifespan. The unit incorporates internal protections against short circuits, overloads, over voltage, and over temperature. If an overload or short circuit occurs, the power supply will shut down; remove the fault condition and cycle the AC input power to reset. Continuous operation in an over-temperature condition may lead to premature failure.

Scalability & Long-Term Value

The LRS-200-12 offers good scalability for applications requiring multiple 12V power sources. Systems can be expanded by adding additional LRS-200-12 units, ensuring each is appropriately loaded and ventilated. Its broad input voltage range facilitates global deployment without significant modifications. MEAN WELL's reputation for quality and product longevity ensures long-term value, reducing the total cost of ownership through fewer replacements. The power supply's standard specifications and robust design ensure compatibility with a wide range of industrial components and control platforms, supporting future system upgrades and integrations.

Frequently Asked Questions

What is the maximum input voltage for the MEAN WELL LRS-200-12?

The LRS-200-12 accepts a wide AC input voltage range, typically from 85 to 264 volts AC. This broad range accommodates different global power grids and fluctuating input conditions. It ensures reliable operation across various international standards and environments.

This wide input range simplifies global product deployment for manufacturers. It negates the need for multiple power supply variants for different regions. The unit's internal design efficiently converts these varying AC inputs to a stable 12V DC output.

Engineers can confidently design systems using this power supply without extensive input voltage conditioning circuits. It provides a robust and flexible power foundation for diverse industrial applications worldwide.

How can I connect the MEAN WELL LRS-200-12 to my system?

Connect the AC input terminals (L and N) to your mains power supply, observing correct polarity and grounding. Use appropriately sized wires rated for the input voltage and current. Connect the DC output terminals (+V and -V) to your load using wires capable of handling the 17A current.

Ensure all connections are secure and insulated to prevent short circuits. Refer to the product's terminal markings for correct identification. Proper wiring is essential for safety and optimal performance of the power supply.

For higher current demands or redundancy, multiple LRS-200-12 units can be paralleled. Consult MEAN WELL's application notes for best practices on paralleling power supplies. Always ensure the total load does not exceed the combined capacity.

What is the typical efficiency of the LRS-200-12 power supply?

The MEAN WELL LRS-200-12 boasts a typical efficiency of 87% at full load. This high efficiency translates to less wasted energy as heat, reducing operational costs and the thermal load on the system. It also contributes to the power supply's reliability and extended lifespan.

Operating at higher efficiency means more of the input power is converted into usable DC output. This is critical in industrial settings where energy consumption can be substantial. It also supports greener automation initiatives with reduced power draw.

This efficiency rating is achieved through advanced switching power supply topology and quality components used by MEAN WELL. It demonstrates the product's engineered capability for reliable and efficient power conversion.

Can the LRS-200-12 be used for continuous 24/7 operation?

Yes, the LRS-200-12 is designed and manufactured for continuous 24/7 industrial operation. Its robust construction, high-quality components, and adherence to strict manufacturing standards ensure long-term reliability. The power supply's thermal management and protection features are optimized for constant duty cycles.

MEAN WELL power supplies, including the LRS-200 series, are known for their excellent Mean Time Between Failures (MTBF) ratings. This metric indicates the expected reliability over time, making it suitable for mission-critical applications where uninterrupted power is essential. Proper ventilation and operating within specified limits are key to maximizing its lifespan.

The unit's design includes over-temperature protection, which will shut down the supply if it exceeds safe operating temperatures. This safeguards the power supply and connected equipment, further enhancing its suitability for continuous, demanding applications.

What kind of protection features does the LRS-200-12 have?

The LRS-200-12 includes comprehensive protection features essential for industrial environments. It offers short circuit protection (SCP), overload protection (OLP), and over voltage protection (OVP). It also incorporates over-temperature protection (OTP) to prevent damage from excessive heat.

These built-in protections safeguard both the power supply itself and the connected sensitive electronic equipment. If a fault occurs, the unit will typically shut down automatically, preventing damage. After the fault condition is removed, power can be restored by cycling the AC input.

The specific implementation of these protections, such as shutdown types and reset mechanisms, are detailed in the product's datasheet. Understanding these features is crucial for correct system design and troubleshooting.

What is the operating temperature range of this power supply?

The MEAN WELL LRS-200-12 operates reliably within a wide temperature range of -25°C to +70°C. This broad range makes it suitable for diverse industrial environments, from cold storage facilities to hot factory floors. Proper ventilation is crucial to maintain operation within this range, especially at higher ambient temperatures and full load.

Operating at the extreme ends of the temperature range may affect the power supply's maximum output current capacity and overall lifespan. It is important to consult the derating curves provided in the product's datasheet. These curves illustrate how output capacity reduces at higher ambient temperatures.

Ensuring adequate airflow and avoiding direct sunlight or heat sources will help the power supply maintain optimal performance and longevity. This wide temperature capability is a key advantage for rugged industrial applications.

Does the LRS-200-12 require forced air cooling?

While the LRS-200-12 is designed for convection cooling, adequate natural airflow is critical for optimal performance and longevity. It is recommended to maintain sufficient clearance around the unit for air circulation. Avoid installing it in tightly enclosed spaces without ventilation.

For applications operating at the upper limits of its load or ambient temperature range, additional forced air cooling might be beneficial to ensure reliable operation. However, the unit's design generally relies on ambient air movement to dissipate heat effectively. Always refer to the datasheet for specific ventilation recommendations.

The power supply's internal components generate heat during operation. Natural convection relies on warm air rising, so ensure mounting orientation allows for this natural air movement. Proper installation practices significantly reduce the need for supplementary cooling.

What is the warranty period for the MEAN WELL LRS-200-12?

MEAN WELL typically offers a substantial warranty on their industrial power supplies, often around 3 to 5 years. This warranty underscores the product's reliability and the manufacturer's confidence in its long-term performance. Specific warranty terms can vary by region and distributor, so it's always best to confirm with your supplier.

This extended warranty period is a significant value proposition for industrial users. It helps reduce the total cost of ownership by minimizing the risk of unexpected replacement costs and associated downtime. It is a testament to the robust design and quality manufacturing processes employed by MEAN WELL.

Always retain proof of purchase when ordering industrial components like the LRS-200-12. This documentation is essential for any warranty claims. Checking the warranty status with the purchasing vendor is a prudent step for any critical equipment investment.

Can I adjust the output voltage of the LRS-200-12?

Yes, the output voltage of the MEAN WELL LRS-200-12 can be adjusted within a specific range. This feature is typically accessible via a built-in potentiometer on the power supply unit itself, allowing for fine-tuning of the output to precisely match system requirements. The adjustable range is generally from 10.2V to 13.2V DC.

This voltage adjustability provides flexibility in system design, allowing engineers to compensate for voltage drops in long cable runs or to precisely match the voltage requirements of sensitive electronic components. It eliminates the need for external voltage regulators in many applications, simplifying the design.

When adjusting the voltage, it is crucial to do so with the unit powered off or to ensure proper safety precautions are taken. The adjustment screw should be turned carefully, and the output voltage monitored with a multimeter to achieve the desired level without overshooting.

What certifications does the LRS-200-12 hold?

The MEAN WELL LRS-200-12 typically holds a range of international safety and compliance certifications. These commonly include UL/CUL (Underwriters Laboratories), TUV (Technischer Überwachungsverein), CB Scheme, and CE (Conformité Européenne) marking. These certifications demonstrate that the product meets stringent safety and performance standards required for global markets.

Holding these certifications simplifies the process of integrating the LRS-200-12 into end products, particularly those intended for export. It assures end-users and regulatory bodies that the power supply has undergone rigorous testing for electrical safety, electromagnetic compatibility (EMC), and other critical performance aspects.

These approvals are vital for industrial applications, particularly in sectors like medical, automation, and information technology, where compliance is often a mandatory requirement. They signify a commitment to quality and safety from the manufacturer.