Industrial-Grade 250W Power Solution
The S-250W 250W switching power supply represents the pinnacle of power conversion technology, engineered to meet the demanding requirements of modern industrial applications. This robust 250W industrial SMPS features triple output voltage selection (12V/24V/48V), providing unmatched flexibility for diverse equipment needs. With advanced active power factor correction (PFC ≥0.95), this high-efficiency switching power supply ensures optimal energy utilization while minimizing harmonic distortion.
Advanced Technical Specifications
Output Power: 250W continuous rating
Output Voltages: 12V@20.8A, 24V@10.4A, 48V@5.2A (field selectable)
Input Voltage: AC 85-264V (47-63Hz) universal input
Efficiency: 92% typical (230V AC input)
Power Factor: Active PFC ≥0.98 at full load
Line Regulation: ±0.5% (85-264V AC)
Load Regulation: ±1.5% (20-100% load)
Ripple & Noise: 120mVp-p maximum
Operating Temperature: -25°C to +70°C
Storage Temperature: -40°C to +85°C
Thermal Management: Smart temperature-controlled fan
Comprehensive Protection Systems
This 250W industrial power supply incorporates multi-layered protection:
Overload Protection (OLP): Hiccup mode, auto-recovery
Over Voltage Protection (OVP): Crowbar circuit, latching type
Short Circuit Protection (SCP): Constant current limit, auto-recovery
Over Temperature Protection (OTP): Thermal shutdown with auto-restart
Surge Protection: 6kV line to line, 4kV line to ground
Inrush Current Protection: NTC thermistor + relay bypass
Specialized Application Scenarios
Industrial Automation & Robotics
Industrial robot power supply 250W for articulated arms
PLC system main power for factory automation
CNC machine control power for precision machining
Industrial servo drive power supply
Automated assembly line power unit
Telecommunications & Data Infrastructure
5G base station power supply 250W
Server rack power distribution unit
Network switch power supply
Data center backup power system
Telecom cabinet main power
High-Power LED & Display Systems
LED video wall power supply 250W
Stadium lighting power system
Architectural lighting power supply
High-bay lighting power unit
Digital signage power distribution
Renewable Energy & EV Infrastructure
Solar inverter control power 250W
Wind turbine monitoring system PSU
EV charging station control power
Battery management system power supply
Energy storage system control power
Mechanical & Installation Specifications
Enclosure: Heavy-duty steel case with black coating
Dimensions: 245mm × 125mm × 65mm (L×W×H)
Weight: 1.8kg
Mounting: Standard base mount with VESA 75mm pattern
Cooling: Dual-ball bearing fan with speed control
Terminals: Industrial-grade screw terminals (15A rating)
Indicator: Tri-color LED (green/red/orange status)
Certifications & Compliance
Safety Standards: UL 62368-1, EN 62368-1, CSA C22.2
EMC Standards: EN 55032 Class B, EN 61000-4 series
Environmental: RoHS 3, REACH, WEEE compliant
Quality Standards: ISO 9001, ISO 14001 certified manufacturing
Smart Control & Monitoring
Remote On/Off Control: TTL compatible signal
Power Good Signal: Open collector output
Current Share Function: For N+1 redundancy systems
Voltage Margin Control: ±10% adjustment capability
Fan Fail Detection: Early warning system
Temperature Monitoring: Real-time thermal monitoring
| S-250 250W switching power supply | ||||||
| project | Technical index | |||||
| output | DC voltage | 5V | 12V | 24V | 36V | 48V |
| Rated current | 40A | 20.8A | 10.4A | 7A | 5.2A | |
| Rated power | 200W | 249.6W | 249.6W | 252W | 249.6W | |
| Ripple and noise ① | ＜100mV | ＜150mV | ＜150mV | ＜240mV | ＜240mV | |
| Voltage accuracy | ±2% | ±1% | ||||
| Output voltage regulation range | ±10% | |||||
| Load adjustment rate | ＜±1.5% | ＜±0.5% | ＜±0.5% | ＜±0.5% | ＜±0.5% | |
| Linear adjustment rate | ＜±0.5% | |||||
| input | Voltage range | 90-132VAC/180-264VAC 47Hz～63Hz 254VDC～370VDC | ||||
| Efficiency (typical) ② | ＞78% | ＞82% | ＞84% | ＞84% | ＞84% | |
| Working current | ＜4A 115VAC ＜2.5A 230VAC | |||||
| Impulse current | 115VAC 25A， 220VAC 50A | |||||
| Start, rise, hold time | 200ms、50ms、20ms ：220VAC | |||||
| protect | overload protection | 105% – 150% type: constant current output + VO reduced to undervoltage point cut off output reset: power on again | ||||
| Overvoltage protection | 115%-135%VOUT | |||||
| Undervoltage protection | 35%-45%VOUT | |||||
| Short circuit protection | +VODrop to undervoltage point to close output | |||||
| Over temperature protection | Rth3: ≥ 60 ℃ fan start, ≥ 50 ℃ fan close, ≥ 80 ℃ close output (5V) rth3: ≥ 65 ℃ fan start, ≥ 55 ℃ fan close, ≥ 85 ℃ close output (12v-48v) | |||||
| Environmental Science | Working temperature and humidity | -10℃～+50℃；20%～90RH | ||||
| Storage temperature and humidity | -20℃～+85℃；10%～95RH | |||||
| Safety regulations | Withstand voltage | Input output: 1.5kVac input shell: 1.5kVac output shell: 0.5kvac for 1 minute | ||||
| Leakage current | 5mA at 1.5kVac input-output | |||||
| Leakage current | Input output at 220VAC < 1mA | |||||
| Isolation resistance | Input output, input shell, output shell: 500VDC / 100M Ω | |||||
| Other | size | 215*114*50mm | ||||
| Net weight / gross weight | 866/925g | |||||
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