320W Single Output Switching Power Supply (SKS-320

power supply Features: ·High efficiency, high reliability ·AC input range selected by switch ·100% full load burn-in test ·Protections: Short circuit / Over load / Over voltage ·Forced air cooling by built-in DC fan ·Cooling fan ON-OFF auto control ·Fixed switching frequency at 90KHz ·1 years warranty ·Dimension: 215*115*50mm (L*W*H) Specification: 1) INPUT ·Voltage Range: 88-132VAC / 176-264VAC selected by switch, 248-370VDC; 47-63Hz ·AC Current: 6A/115VAC 3.5A/230VAC ·Inrush Current: Cold start 20A/115V 40A/230V ·Leakage Current: <3.5mA/240VAC 2) PROTECTION ·Over Load: 105%-135%; Fold back current limiting, recovers automatically after fault condition is removed. ·Over Voltage: 115%-135%; Hiccup mode, recovers automatically after fault condition is removed. ·Fan Control O.T.P: RT1≥65ºC FAN ON, ≤55ºC FAN OFF, ≥70ºC output shutdown (5-15V), RT1≥70ºC FAN ON, ≤65ºC FAN OFF, ≥80ºC output shutdown (24-48V). 3) ENVIRONMENT ·Working Temp. & Humidity: -10ºC +60ºC; 20% 90% RH. ·Storage Temp. & Humidity: -20ºC +85ºC; 10% 95% RH. ·Vibration: 10 500Hz, 2G 10min./1 cycle, period for 60min, each along X, Y, Z axes. 4) SAFETY STANDARDS ·Withstand Voltage; I/P-O/P: 3KVAC; I/P-FG: 1.5KVAC; O/P-FG: 0.5KVAC ·Isolation Resistance: I/P-O/P, I/P-FG, O/P-FG: 100MΩ/500VDC ·Safety Standards: Design refer to UL1950 ·EMC Standards: Design refer to EN55022, EN55024, EN61000 5) Type No | Output | Tol. | R&N | Effi.SKS-320-5 | 5V, 50A | +2% | 150mV | 77% SKS-320-7. 5 | 7. 5V, 36A | +2% | 150mV | 80% SKS-320-12 | 12V, 25A | +1% | 150mV | 82% SKS-320-13. 5 | 13. 5V, 22A | +1% | 150mV | 83% SKS-320-15 | 15V, 20A | +1% | 150mV | 84% SKS-320-24 | 24V, 12. 5A | +1% | 150mV | 86% SKS-320-27 | 27V, 11A | +1% | 200mV | 86% SKS-320-48 | 48V, 6. 5A | +1% | 240mV | 87%