NVVV Electric
1 / 5
| S-350 350W Switching Power Supply Specifications | |||||||
|---|---|---|---|---|---|---|---|
| Project | Technical Index Data | ||||||
| Output | DC Voltage | 5V | 12V | 18V | 24V | 36V | 48V |
| Rated Current | 50A | 29A | 19.4A | 14.5A | 9.7A | 7.3A | |
| Rated Power | 250W | 350W | 350W | 350W | 350W | 350.4W | |
| Ripple and Noise ① | <150mV | <150mV | <150mV | <150mV | <240mV | <240mV | |
| Voltage Accuracy | ±2% | ±1% | |||||
| Output Voltage Regulation Range | ±10% | ||||||
| Load Adjustment Rate | <±1.5% | <±1.2% | <±1.2% | <±1% | <±0.5% | <±0.5% | |
| Linear Adjustment Rate | <±1% | ||||||
| Input | Voltage Range | 90-132VAC / 180-264VAC 47Hz~63Hz; 254VDC~370VDC | |||||
| Efficiency (typical) ② | >74% | >82% | >82% | >84% | >86% | >86% | |
| Working Current | <5.2A 115VAC / <2.8A 230VAC | ||||||
| Impulse Current | 110VAC: 25A / 220VAC: 50A | ||||||
| Start, Rise, Hold Time | 200ms, 50ms, 20ms at 230VAC | ||||||
| Protect | Overload Protection | 105% - 135% type: constant current output + VO reduced to undervoltage point cut off output reset: power on again | |||||
| Overvoltage Protection | Close output when ≥ 115% - 145% | ||||||
| Undervoltage Protection | Close output when ≤ 10% - 45% | ||||||
| Short Circuit Protection | Close output | ||||||
| Over Temperature Protection | Rth3: ≥ 65℃ fan start, ≥ 55℃ fan close, ≥ 80℃ close output (5v-15v); rth3: ≥ 70℃ fan start, ≥ 60℃ fan close, ≥ 85℃ close output (18v-48v) | ||||||
| Environmental | Working Temp & Humidity | -10℃~+50℃; 20%~90% RH | |||||
| Storage Temp & Humidity | -20℃~+85℃; 10%~95% RH | ||||||
| Safety Regulations | Withstand Voltage | Input-output: 1.5kVac; Input-shell: 1.5kVac; Output-shell: 0.5kVac for 1 minute | |||||
| Leakage Current | Input-output < 6mA at 1.5kVac; < 1.5mA at input-output 220VAC | ||||||
| Isolation Resistance | Input-output, Input-shell, Output-shell: 500VDC / 100MΩ | ||||||
| Other | Size | 215*115*50mm | |||||
| Net / Gross Weight | 874.1g / 936.3g | ||||||
