HRP-75-7.5 - Power Supply Mean Well - Free user manual and instructions
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| Product Type | Switching Power Supply |
| Brand | Mean Well |
| Model | HRP-75-7.5 |
| Output Voltage | 7.5 VDC |
| Output Current | 10 A |
| Output Power | 75 W |
| Input Voltage Range | 85 ~ 264 VAC or 120 ~ 370 VDC |
| Input Frequency | 47 ~ 63 Hz |
| Efficiency (Typ.) | 86% |
| Dimensions (L x W x H) | 159 x 97 x 38 mm |
| Weight | 0.55 kg |
| Operating Temperature | -10 ~ +70°C |
| Cooling Method | Free air convection |
| Protection | Short circuit, Overload, Over voltage |
| Safety Standards | UL, CUL, TUV, CB, CE |
| LED Indicator | Green (Power ON) |
| Adjustable Output Voltage | Yes, ±10% via built-in potentiometer |
| Ripple & Noise (max) | 80 mVp-p |
| Line Regulation | ±1% |
| Load Regulation | ±2% |
Frequently Asked Questions - HRP-75-7.5 Mean Well
What is the input voltage range for the HRP-75-7.5?
The input voltage range is 85 ~ 264 VAC or 120 ~ 370 VDC. Ensure proper wiring and safety when connecting to mains.
How do I adjust the output voltage?
The output voltage can be adjusted ±10% using the built-in potentiometer. Turn the screw clockwise to increase voltage, counterclockwise to decrease. Use a multimeter to monitor the output.
What protection features does this power supply have?
It includes short circuit, overload, and over voltage protection. The unit will automatically shut down in fault conditions and recover when the fault is removed.
What is the operating temperature range?
The operating temperature range is -10°C to +70°C. For optimal performance, provide adequate ventilation and avoid condensation.
Can I use this power supply in a series or parallel connection?
Series operation is possible up to 36V output by external diodes. Parallel operation for redundancy is possible by adding OR-ing diodes; contact Mean Well for details.
How do I connect the input wires?
Connect AC input to terminals L (Live), N (Neutral), and FG (Frame Ground). For DC input, connect positive to L/N (both lines) and negative to FG. Ensure proper grounding.
What is the typical efficiency?
Typical efficiency is 86% at full load. This reduces power loss and heat generation.
How do I clean and maintain the power supply?
Disconnect power before cleaning. Use a dry cloth to wipe the exterior. Periodically check for dust buildup on the casing and ensure ventilation holes are clear. Do not use liquids.
What certifications does the HRP-75-7.5 have?
It is certified to UL, CUL, TUV, CB, and CE standards, ensuring compliance with international safety requirements.
What is the warranty period?
Mean Well typically offers a 3-year warranty from the date of purchase. Keep the original invoice as proof.
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