Description
Factory price 24V DC 500W switch mode power supply (switching power supply) can convert AC input to a stable DC at a rated current of 20A and comes with overvoltage & overload protection, strong anti-interference ability, efficient work and good performance, widely used in DC power supply applications.
Specifications
| Model | ATO-SP-500-24 | |
| Output | DC Voltage | 24V |
| Rated Current | 20A | |
| Current Range | 0~20A | |
| Rated Power | 480W | |
| Ripple and Noise | 240mVp-p | |
| Voltage Adjustment Range | 20~26.4V | |
| Voltage Accuracy | ±1.0% | |
| Linear Adjustment Rate | ＜±0.5% | |
| Load Regulation | ＜±0.5 | |
| Start, Rise Time | 1500ms,50ms (at Full Load) | |
| Holding Time (Typ.) | 24ms (at Full Load) | |
| Input | Voltage Range | 88~264V AC or 124~370V DC |
| Frequency Range | 47~63Hz | |
| Power Factor (Typ.) | PF>0.95/230V AC, PF>0.95/115V AC (at Full Load) | |
| Efficiency (Typ.) | 85.50% | |
| AC Current (Typ.) | 7A/115V AC, 3.5A/230V AC | |
| Surge Current (Typ.) | 18A/115V AC, 36A/230V AC | |
| Leakage Current | <3.5mA/240V AC | |
| Protection | Overload | 105%~135% Of Rated Output Power |
| Overvoltage | Protection Mode: Constant Current Limiting, Automatic Recovery after Load and Normal Conditions are Removed. | |
| Fan Control, Over-Temperature Protection | RTH1 or RTH2 ≥50℃ Fan Starts, ≤45℃ Fan Turns off, ≥70℃ Turns off Output | |
| Environment | Remote Control | RC+/RC+: Short Circuit = Power on, Open Circuit = Power off |
| Operating Temperature | -10~+50℃ (Please Refer to “Derating Vover Line”) | |
| Operating Humidity | 20~90%RH, No Condensation | |
| Storage Temperature, Humidity | -20~+85℃, 10-95%RH | |
| Temperature Coefficient | ±0.03%/℃ (0-50℃) | |
| Vibration | 10~500Hz.2G 10 minutes/cycle, 60 minutes each for X, Y, and Z Axes | |
| Safety and EMC | Safety Specifications | UL60950-1,TUV EN60950-1.CCC G84943 (24V only) Certified |
| Withstand Voltage | I/P-O/P:3KVAC, I/P-FG;1.5KVAC, O/P-FG:0.5KVAC | |
| Insulation Impedance | I/P-O/P, I/P-FG.O/P-FG:100M, Ohms/500VDC/25℃/70%RH | |
| Electromagnetic Compatibility Emission | Complies with EN55022 (CISPR22) Class B.EN61000-3-2.3 | |
| Electromagnetic Compatibility Immunity | Complies with EN61000-4-2,3,4.5,6.8.11, Class A Light Industrial Standards | |
| Others | MTBF | ≥133.4K hrs., MIL-HDBK-217F (25℃) |
| Dimensions | 170x120x93mm (LxWxH) | |
| Packaging | 1.9kg |
Features
- High-quality capacitors: 24V switching power supply uses high-quality electrolytic capacitors, which have large capacity, low loss, and are more durable and safer.
- Pure copper transformer: It is equipped with sufficient turns of coil winding, with reliable performance, full power and stable operation.
- EML filter: ATO 500W switch mode power supply has strong anti-interference ability, efficient work and good performance.
Details
Dimension (Unit: mm)
SMPS Power Supply Applications
- Power Tools: Electric Saw, Drilling Machine, Ginder, Sand Blast Machine, Punching Machine, Weeding Machine, Air Compressor, etc.
- Office Devices: Computer, Printer, LCD Monitor, Scanning Machine, etc.
- Electrics & Household Appliance: TV, VCRS, Radio, Dust Collector, Fan Lamp or LED Strip, Sewing Machine, Microwave Oven, Fridge/Freezer, Coffemarker, etc.
- Industrial Equipment: Monitoring Equipment, Shipping, Vehicle, Metalhalide Lamp, Solar System, Wind Power Generation, etc.
Tips: Linear DC Power Supply vs. Switching DC Power Supply
| Feature | Linear DC Power Supply | Switching DC Power Supply |
| Working Principle | Regulates voltage using linear regulators that dissipate excess voltage as heat to maintain a steady output | Uses high-frequency switching and energy storage components (like inductors or capacitors) to regulate voltage efficiently |
| Efficiency | Low efficiency, as excess energy is lost as heat during regulation | High efficiency, typically 80-90%, as less energy is wasted as heat |
| Heat Generation | Generates significant heat due to voltage drop in linear regulators | Generates minimal heat due to higher efficiency |
| Size and Weight | Larger and heavier, especially at higher power levels | Smaller and lighter due to compact design and use of high-frequency switching |
| Output Noise | Very low noise, ideal for sensitive electronics | Higher noise, which may require additional filtering for sensitive applications |
| Cost | Generally more expensive due to components and simpler design | Typically less expensive, as fewer and less complex components are required |
| Applications | Linear DC power supply is ideal for low-power, precision applications like audio equipment, test equipment, and instrumentation | Switching power supply is suitable for high-power applications like computers, LED drivers, and power supplies for industrial systems |
| Design Complexity | Simpler design with fewer components | More complex design involves switching elements and filtering components |
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