LRS-150-48 - Power Supply Mean Well - Free user manual and instructions
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| Product Type | Switching Power Supply |
| Brand | Mean Well |
| Model | LRS-150-48 |
| Input Voltage | 90-132VAC / 180-264VAC (selectable) |
| Input Frequency | 47-63Hz |
| Output Voltage | 48VDC |
| Output Current | 3.2A |
| Output Power | 150W |
| Efficiency | ≥87% |
| Protection | Short circuit, overload, over voltage, over temperature |
| Cooling | Natural convection |
| Operating Temperature | -25°C to +70°C |
| Dimensions (L x W x H) | 215 x 115 x 30 mm |
| Weight | 0.66 kg |
| Mounting | Chassis mount with screw holes |
| Ingress Protection | IP20 |
| Isolation | I/O 3kVAC |
| Maintenance | Clean with dry cloth; avoid moisture |
| Repairability | No user-serviceable parts; replace unit if defective |
| Certifications | UL, CB, CE, RoHS |
Frequently Asked Questions - LRS-150-48 Mean Well
What input voltage does the LRS-150-48 accept?
The input voltage range is 90-132VAC or 180-264VAC, selectable via a switch on the unit.
What is the output voltage and current?
The output is 48VDC at 3.2A, providing up to 150W.
Can the LRS-150-48 be used in a humid environment?
It can operate in 20-90% RH non-condensing humidity, but avoid condensation and direct moisture.
Does the power supply have overload protection?
Yes, it includes overload protection that shuts down the output if the current exceeds the rated limit.
How do I connect the AC input?
Connect the AC wires to the terminal block labeled L, N, and ground (FG). Ensure the voltage selector switch matches your line voltage.
Is the LRS-150-48 fanless?
Yes, it uses natural convection cooling and has no fan, making it silent.
What are the dimensions of the LRS-150-48?
Dimensions are 215 x 115 x 30 mm (L x W x H).
Can it be mounted on a DIN rail?
No, it is designed for chassis mounting with screw holes. A DIN rail adapter is not included.
How should I clean the power supply?
Wipe the exterior with a dry, soft cloth. Do not use water, solvents, or wet cloths.
Is the LRS-150-48 repairable?
There are no user-serviceable internal parts. If the unit fails, replace it with a new one to ensure safety and performance.
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USER MANUAL LRS-150-48 Mean Well
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Product information
Brand : Mean Well
Model : LRS-150-48
Category : Power Supply