1. Introduction
This manual provides essential information for the safe and effective installation, operation, and maintenance of the XP POWER HPU1K5PS48 AC-DC Power Supply. Please read this manual thoroughly before attempting to install or operate the unit. Retain this manual for future reference.
2. Safety Information
WARNING: Risk of electric shock. This unit contains hazardous voltages. Only qualified personnel should perform installation and servicing.
- Ensure the power supply is disconnected from the AC mains before any installation, wiring, or maintenance procedures.
- Verify that the input voltage range (85-264VAC) matches the local mains supply.
- Proper grounding is essential to prevent electric shock. Connect the protective earth terminal to a reliable ground.
- Do not operate the unit in environments with excessive moisture, dust, or corrosive gases.
- Ensure adequate ventilation around the power supply to prevent overheating.
- Do not open the power supply casing. There are no user-serviceable parts inside.
3. Product Overview
The XP POWER HPU1K5PS48 is a high-power, enclosed AC-DC power supply designed for panel mounting. It provides a regulated 48V DC output with an auxiliary 5V 1A output. Key features include:
- Input Voltage: 85-264VAC
- Main Output: 48V DC, 25A (for <180VAC input) / 31A (for >180VAC input)
- Auxiliary Output: 5V DC, 1A
- Total Power: 1493W
- Form Factor: Enclosed, Panel Mount
- Adjustable Output Voltage
4. Setup
4.1. Unpacking and Inspection
Carefully unpack the power supply and inspect it for any signs of physical damage. If damage is found, do not proceed with installation and contact your supplier.
4.2. Mounting
The HPU1K5PS48 is designed for panel mounting. Ensure the mounting surface is stable and capable of supporting the unit's weight. Maintain adequate clearance around the unit for proper airflow and heat dissipation. Refer to the product datasheet for specific mounting dimensions and recommended clearances.
4.3. Wiring Connections
All wiring should be performed by qualified personnel in accordance with local electrical codes and regulations. Use appropriate gauge wiring for the input and output currents.
- AC Input: Connect the AC mains supply to the designated input terminals (L, N, PE). Ensure correct polarity and a secure protective earth connection.
- DC Output: Connect the load to the DC output terminals (+V, -V). Observe correct polarity.
- Auxiliary Output: If required, connect the auxiliary load to the 5V 1A output terminals.
- Remote Sense (if applicable): For applications requiring precise voltage regulation at the load, connect the remote sense terminals (+S, -S) to the load's positive and negative terminals, respectively. Ensure sense lines are twisted and shielded if necessary.
- Remote On/Off (if applicable): Connect remote control signals to the designated terminals as per the product datasheet.
4.4. Output Voltage Adjustment
The main output voltage can be adjusted using the potentiometer located on the unit. Use a non-conductive tool to carefully turn the potentiometer to achieve the desired output voltage within the specified adjustment range. Monitor the output voltage with a multimeter during adjustment.
5. Operating Instructions
After completing the setup and verifying all connections, the power supply is ready for operation.
- Power On: Apply AC mains power to the unit. The power supply should initiate and provide the regulated DC output voltage.
- Load Connection: Connect the load to the DC output. Ensure the load current does not exceed the maximum rated output current of the power supply.
- Monitoring: Periodically monitor the output voltage and current to ensure stable operation.
- Power Off: To shut down the unit, disconnect the AC mains power.
6. Maintenance
The XP POWER HPU1K5PS48 power supply is designed for reliable operation with minimal maintenance. However, periodic inspection is recommended.
- Cleaning: Ensure the ventilation openings are free from dust and debris. If cleaning is necessary, disconnect the unit from the AC mains and use a soft, dry cloth. Do not use liquid cleaners.
- Connections: Periodically check all input and output connections for tightness and signs of corrosion.
- Environmental Conditions: Ensure the operating environment remains within the specified temperature and humidity ranges.
Note: There are no user-serviceable parts inside the power supply. Any internal servicing must be performed by XP POWER authorized service personnel.
7. Troubleshooting
If the power supply is not operating as expected, perform the following basic checks:
| Symptom | Possible Cause | Action |
|---|---|---|
| No output voltage | No AC input power Input fuse blown Internal fault |
Check AC mains connection Check input fuse (if accessible and user-replaceable) Contact technical support |
| Output voltage too low/high | Incorrect voltage adjustment Overload condition Faulty remote sense connection |
Adjust output voltage potentiometer Reduce load current Check remote sense wiring |
| Unit shuts down unexpectedly | Overload protection triggered Over-temperature protection triggered |
Reduce load current Ensure adequate ventilation; check ambient temperature |
If the problem persists after performing these checks, contact XP POWER technical support.
8. Specifications
| Parameter | Value |
|---|---|
| Model | HPU1K5PS48 |
| Brand | XP POWER |
| Input Voltage Range | 85-264VAC |
| Main Output Voltage | 48V DC (Adjustable) |
| Main Output Current | 25A (<180VAC input) / 31A (>180VAC input) |
| Auxiliary Output | 5V DC, 1A |
| Output Wattage | 1493 Watts |
| Form Factor | Enclosed, Panel Mount |
| UPC / GTIN | 723707441647 |
9. Warranty and Support
For warranty information, technical support, or service inquiries, please contact XP POWER directly or your authorized distributor. Refer to the official XP POWER website for the most current contact details and warranty terms.
XP POWER Contact Information: www.xppower.com/contact