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How to Use MW LRS-350-24: Examples, Pinouts, and Specs
Design with MW LRS-350-24 in Cirkit DesignerIntroduction
The MW LRS-350-24 is a robust and reliable single-output enclosed power supply, designed and manufactured by Mean Well. With an output power of 350 watts and a 24V DC output voltage, it is an essential component in various electronics and industrial applications. This power supply is commonly used in automation machinery, industrial control systems, mechanical and electrical equipment, and LED lighting.
Explore Projects Built with MW LRS-350-24
Modular Power Distribution System with Multiple SMPS Units and 120V Outlet
This circuit is designed to convert 240V AC power to both 12V and 24V DC outputs using multiple SMPS units. Terminal blocks are used to organize and distribute the power, while a 120V outlet provides additional AC power access. The circuit is likely used for powering various electronic devices that require different voltage levels.
Open Project in Cirkit DesignerBattery-Powered UPS System with Waveshare UPS 3S and Solar Charger
This circuit is a power management system that integrates a 12V power supply, a solar charger power bank, and multiple Li-ion batteries to provide a stable power output. The Waveshare UPS 3S manages the input from the power sources and batteries, ensuring continuous power delivery. The MRB045 module is used to interface the solar charger with the rest of the system.
Open Project in Cirkit DesignerAutomated Peristaltic Pump Control System with Arduino and ESP32
This circuit appears to be a control system for peristaltic pumps and a motor driver, with power regulation and communication capabilities. It includes a main power supply stepping down from 48V to various lower voltages for different components, two tb6600 micro stepping motor drivers controlling peristaltic pumps, and an ESP32-based custom PCB for managing signals and communication. The system also integrates an Arduino Mega for additional control and interfacing with a Sensirion flow meter, RS232 to TTL converters for serial communication, and an ultrasonic sensor for distance measurement.
Open Project in Cirkit DesignerTB6600 Stepper Motor Driver with CNC Control and Power Management
This circuit controls three TB6600 stepper motor drivers, which are connected to a 6xCNC controller for driving three separate stepper motors. A MW LRS-350-24 power supply provides +24V to the drivers and the CNC controller. Additionally, a 12V relay with a flyback diode is interfaced with the CNC controller for switching purposes, and a potentiometer is connected for analog input to the controller.
Open Project in Cirkit DesignerExplore Projects Built with MW LRS-350-24
Modular Power Distribution System with Multiple SMPS Units and 120V Outlet
This circuit is designed to convert 240V AC power to both 12V and 24V DC outputs using multiple SMPS units. Terminal blocks are used to organize and distribute the power, while a 120V outlet provides additional AC power access. The circuit is likely used for powering various electronic devices that require different voltage levels.
Open Project in Cirkit DesignerBattery-Powered UPS System with Waveshare UPS 3S and Solar Charger
This circuit is a power management system that integrates a 12V power supply, a solar charger power bank, and multiple Li-ion batteries to provide a stable power output. The Waveshare UPS 3S manages the input from the power sources and batteries, ensuring continuous power delivery. The MRB045 module is used to interface the solar charger with the rest of the system.
Open Project in Cirkit DesignerAutomated Peristaltic Pump Control System with Arduino and ESP32
This circuit appears to be a control system for peristaltic pumps and a motor driver, with power regulation and communication capabilities. It includes a main power supply stepping down from 48V to various lower voltages for different components, two tb6600 micro stepping motor drivers controlling peristaltic pumps, and an ESP32-based custom PCB for managing signals and communication. The system also integrates an Arduino Mega for additional control and interfacing with a Sensirion flow meter, RS232 to TTL converters for serial communication, and an ultrasonic sensor for distance measurement.
Open Project in Cirkit DesignerTB6600 Stepper Motor Driver with CNC Control and Power Management
This circuit controls three TB6600 stepper motor drivers, which are connected to a 6xCNC controller for driving three separate stepper motors. A MW LRS-350-24 power supply provides +24V to the drivers and the CNC controller. Additionally, a 12V relay with a flyback diode is interfaced with the CNC controller for switching purposes, and a potentiometer is connected for analog input to the controller.
Open Project in Cirkit DesignerTechnical Specifications
General Features
- Model: LRS-350-24
- Output Power: 350 Watts
- Output Voltage: 24V DC
- Output Current: 14.6A
- Input Voltage Range: 85 - 264V AC, 120 - 373V DC
- Efficiency: Up to 89%
- Working Temperature: -25 to +70°C
- Dimensions: 215 x 115 x 30 mm (L x W x H)
- Certifications: UL, CE, CB, TUV
Pin Configuration and Descriptions
| Pin No. | Description | Notes |
|---|---|---|
| 1 | AC/L (Live) | Input power (Live) |
| 2 | AC/N (Neutral) | Input power (Neutral) |
| 3 | FG (Frame Ground) | Grounding for the power supply |
| 4 | V+ (Output Positive) | Positive output terminal |
| 5 | V- (Output Negative) | Negative output terminal |
Usage Instructions
Integration into a Circuit
- Safety First: Ensure that the power supply is disconnected from any power source before beginning installation.
- Wiring Input Power: Connect the AC live and neutral wires to pins 1 and 2, respectively. Ensure proper insulation and secure connections.
- Grounding: Connect the frame ground (FG) to a proper earth ground to prevent electrical shock and reduce electromagnetic interference.
- Output Connection: Connect your load to the V+ and V- terminals, ensuring that the total load does not exceed the rated output current of 14.6A.
- Power On: After double-checking all connections, apply power to the unit.
Best Practices
- Use a fuse or circuit breaker on the input for additional safety.
- Ensure adequate ventilation around the power supply for proper cooling.
- Avoid overloading the power supply by keeping the total demand below 350W.
- Use proper gauge wires for the input and output connections to handle the current without overheating.
Troubleshooting and FAQs
Common Issues and Solutions
Power Supply Does Not Start:
- Check if the AC input voltage is within the specified range.
- Ensure that the input and output connections are secure and correct.
- Verify that the load does not exceed the power supply's capacity.
Output Voltage Fluctuations:
- Ensure that the load is stable and does not have large variations in demand.
- Check for loose connections on the output terminals.
- Verify that the ambient temperature is within the operating range.
FAQs
Q: Can the MW LRS-350-24 be used in a 110V AC power environment? A: Yes, the power supply can operate within an input voltage range of 85 - 264V AC.
Q: Is it possible to adjust the output voltage of the LRS-350-24? A: The LRS-350-24 typically has a fixed output voltage; however, some models may include a voltage adjustment potentiometer. Refer to the specific model datasheet for details.
Q: How can I ensure the longevity of the power supply? A: To ensure longevity, operate the power supply within the recommended temperature range, avoid overloading, and provide adequate ventilation.
Q: What is the warranty period for the MW LRS-350-24? A: Mean Well power supplies typically come with a warranty. Please check with the supplier or manufacturer for the specific warranty period for the LRS-350-24 model.
For further assistance, consult the manufacturer's datasheet and user manual, or contact technical support.
Note: This documentation is for informational purposes only. Always consult the manufacturer's official documentation and follow safety guidelines when working with electronic components.