350W 24V питания AC / DC блок питания Переключение

High efficiency, high reliability, low cost Universal AC input / full range 100% full load burn-in test Protections: Short circuit/ Over load/ Over voltage PWM control and regulated Forced air cooling by built in DC fan Built-in cooling Fan ON-OFF control Fixed switching frequency at 25KHz 2year warranty Dimensions: 215*115*50mm(L*W*H) 2.INPUT Voltage Range 90 132 VAC/180 264VAC47 63 Hz;selected by switch 254 370VDC AC Current 6.5A/115 V 4A/ 230 V Efficiency 73%(S-350-5); 76%(S-350-7.5); 74%(S-350-12); 79%(S-350-13.5); 78%(S-350-15); 81%(S-350-24); 82%(S-350-27); 83%(S-350-48); Inrush Current Cold start 50A/115V50A/230V Leakage Current < 3.5 mA/240VAC 3.PROTECTION Over Load 105% 135% Protection type: Fold back current limiting, recovers automatically after fault condition is removed. Over Voltage 115% 135% Protection type: hiccup mode, recovers automatically after fault condition is removed. Over Temp. RT3≥55°C FAN ON,≤45°C FAN OFF,≥80°C output shutdown (5 7.5V) RT3≥65°C FAN ON,≤55°C FAN OFF,≥80°C output shutdown (12 15V) RT3≥70°C FAN ON,≤60°C FAN OFF,≥85°C output shutdown (24 48V) 4.ENVIRONMENT Working Temp., Humidity -10°C +60°C;20% 90 %RH Storage Temp., Humidity -20°C +85°C;10% 95 %RH Vibration 10 500Hz,2G 10min./1cycl, period for 60 min, each along X, Y, Z, axes 5.SAFETY 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 6.STANDARD Safety Standard Design refer to CE certificates 7.OTHERS Weight 1.07Kg Packing 20pcs/21.4Kg/0.86CUFT 8.NOTE 1.All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°C of ambient temperature. 2.Ripple & noise are measured at 20MHz of bandwidth by using a 12″twisted pair-wire terminated with a 0.1μ &47μ parallel capacitor. 3.Tolerance: includes set up tolerance, line regulation and load regulation 9.OUTPUT ModelSTD-350-5STD-350-7.5STD-350-12STD-350-13.5STD-350-15STD-350-24STD-350-27STD-350-48DC Voltage5V7.5V12V13.5V15V24V27V48VVoltage Tolerance±2%±2%±1%±1%±1%±1%±1%±1%Rated Current50A40A29A25.8A23.2A14.6A13A7.3ACurrent Range0-50A0-40A0-29A0-25.8A0-23.2A0-14.6A0-13A0-7.3ARated Power250W300W348W348.3W348W350.4W351W350.4WRipple & Noise150 mVp-p150 mVp-p150 mVp-p150 mVp-p150 mVp-p150 mVp-p200 mVp-p240 mVp-pDCAdjustment Range-10%,+12%±20%-16%,+10%-12%,+11%-10%,+20%-16%,10%-4%,+18%-15%,+17%Setup,Rise,Hold Time200ms,50ms,20ms at full load