Features
·High efficiency, high reliability
·Universal AC input / Full range
·100% full load burn-in test
·Protections: Short circuit/ Over load/ Over voltage
·Forced air cooling by built in DC fan
·Built-in cooling Fan ON-OFF control
·1 year warranty
·Dimensions: 215*115*50mm(L*W*H)

Specifications

1)INPUT
·Voltage Range:   90~132 VAC/180~264VAC47~63 Hz;selected by switch 254~370VDC
·AC Current : 5.5A/115 V 3.5A/ 230 V  
·Efficiency : 74%(SKS-250-5); 76%(SKS-250-7.5); 78%(SKS-250-12); 79%(SKS-250-13.5);78%(SKS-250-15);  82%(SKS-250-24); 82%(SKS-250-27); 83%(SKS-250-48);
·Inrush Current :  Cold start 25A/115V50A/230V
·Leakage Current : <3.5 mA/240VAC

2)PROTECTION
·Over Load:   105%~135%  Protection type: hiccup mode, recovers automatically after fault condition is removed.
·Over Voltage:  115%~135% Protection type: hiccup mode, recovers automatically after fault condition is removed.
·Over Temp:   RTH3≥45ºCFAN ON ≤40ºCFAN OFF,≥85ºCoutput shutdown  

3)ENVIRONMENT
·Working Temp., Humidity : -10ºC~+50ºC;20%~90 %RH
·Storage Temp., Humidity : -20ºC~+85ºC;10%~95 %RH
·Vibration:  10~500Hz,2G 10min./1cycle,period for 60min, each along X, Y, Z axes

4)SAFETY AND ATANDARD
·Withstand Voltage:  I/P-O/P: 1.5KVACI/P-FG: 1.5KVACO/P-FG: 0.5KVAC
·Isolation Resistance:  I/P-O/P, I/P-FG, O/P-FG: 100M Ohms/500VDC
·Safety Standard: Design refer to UL1950
·EMC Standard : Design refer to EN55022,EN55024,EN61000

5)OUTPUT
·Model    SKS-250-5 | SKS-250-7.5 | SKS-250-12 | SKS-250-13.5 | SKS-250-15 | SKS-250-24 | SKS-250-27 | SKS-250-48
·DC Voltage   5V | 7.5V | 12V | 13.5V | 15V | 24V | 27V | 48V
·Voltage Tolerance    ±2% | ±2% | ±1% | ±1% | ±1% | ±1% | ±1% | ±1%
·Rated Current   40A | 30A | 20A | 18.5A | 16.6A | 10A | 9.3A|  5.2A
·Current Range  0-40A | 0-30A | 0-20A | 0-18.5A | 0-16.6A | 0-10A |  0-9.3A | 0-5.2A
·Rated Power  200W | 225W | 240W | 250W | 249W | 240W | 251W | 250W
·Ripple & Noise  120 mVp-p | 120 mVp-p | 150 mVp-p | 150 mVp-p | 150 mVp-p | 150 mVp-p | 200 mVp-p | 240 mVp-p
·DC Adjustment Range  -10%,+12% ,±20% ,-16%,+10%, -12%,+11% ,-10%,+20%, -16%,10% ,-4%,+18%, -15%,+17%
·Setup,Rise,Hold Time   200ms,50ms,20ms