MSP-450-7.5 - Charger Mean Well - Free user manual and instructions
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| Product Type | Switching Power Supply / Battery Charger |
| Brand | Mean Well |
| Model | MSP-450-7.5 |
| Rated Power | 450W |
| Output Voltage | 7.5V DC |
| Output Current | 60A |
| Input Voltage Range | 90-264VAC universal |
| Input Frequency | 47-63Hz |
| Efficiency | 87% at 230VAC |
| Dimensions (W x L x H) | 199 x 127 x 42 mm |
| Weight | 900g |
| Operating Temperature | -20 to +55°C |
| Cooling Method | Built-in fan, forced air cooling |
| Protection Features | Short circuit, overload, over voltage, over temperature |
| Certifications | UL, IEC, EN, and medical safety standards |
| Primary Application | Industrial equipment, electric vehicles, battery charging systems |
| Connectors | Screw terminal for output, AC inlet for input |
| Maintenance and Cleaning | Periodically clean dust from fan and vents; disconnect power before cleaning |
| Repairability | Spare parts available from Mean Well; repair by certified technicians recommended |
Frequently Asked Questions - MSP-450-7.5 Mean Well
Can the MSP-450-7.5 charge a 6V lead-acid battery?
Yes, it can charge a 6V lead-acid battery system. The constant output of 7.5V is suitable for equalizing and float charging a 6V battery, but check the battery's manufacturer recommendations.
What is the maximum current the MSP-450-7.5 can deliver?
The maximum continuous output current is 60A at 7.5V DC. Ensure your load or battery does not draw more than this rated current.
Does this charger work with 110V or 220V AC input?
Yes, it accepts a universal input voltage range from 90V to 264VAC with a frequency of 47-63Hz, making it suitable for use in most countries.
Can I connect multiple MSP-450-7.5 units in parallel for higher current?
The MSP-450-7.5 is not designed for parallel operation. To achieve higher current, use a single larger supply or consider models with parallel capability, but verify with the manufacturer first.
What protections are built into the MSP-450-7.5?
The unit includes short circuit, overload, over voltage, and over temperature protections. These ensure safe operation under abnormal conditions.
Is the MSP-450-7.5 suitable for charging LiFePO4 batteries?
A 7.5V output is close to the nominal voltage of a 2S LiFePO4 pack (6.4V), but the charging voltage for LiFePO4 typically reaches 7.2V for 2S. Verify the battery's recommended charging voltage and use a proper BMS for safe charging.
How should I clean this charger?
Disconnect the charger from the power source first. Use a soft dry cloth to wipe the exterior. For dust inside, use compressed air to clean the fan and ventilation slots.
What is the operating temperature range of the MSP-450-7.5?
It can operate from -20°C to +55°C. Above 40°C, derating may apply; refer to the manual for output power derating curves.
Does the MSP-450-7.5 have a remote sense function?
The MSP-450 series typically includes remote sense and remote ON/OFF features. Check the product datasheet for exact pin assignments.
Can I use this charger in a medical environment?
The MSP-450-7.5 meets some medical safety standards (such as IEC 60601-1), but it is not certified as a medical device. For critical medical applications, consult Mean Well's specific medical series.
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USER MANUAL MSP-450-7.5 Mean Well
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Product information
Brand : Mean Well
Model : MSP-450-7.5
Category : Charger