Dual Output Switching Power Supply NS-75 Series, Dual Output, 75Watt FEATURES: Input voltage range 100-240VAC High reliability Built-in EMI filter Short circuit, over current, over voltage protections Cooling by free air convection 100% burn-in test With LED power indicator 4 year warranty Model NS75-B1 NS75-B2 Input voltage (Vac) 100-240 Output voltage (Vdc) Output current (A) Efficiency Typ. 5, 12 6, 3.5 75% 5, 24 6, 2 75% ELECTRICAL Input Parameters Symbols Test Conditions / Comment Input voltage Vin -- Input frequency Fline Inrush current Input current www.pairuigroup.com Min. Typ. Max. Units 88 -- 264 Vac 125 -- 370 Vdc -- 47 -- 63 Hz Cold start, Vin =115Vac, full load -- 20 -- A Cold start, Vin =230Vac, full load -- 40 -- A Full load, Vin =115Vac -- 1.8 -- A Full load, Vin =230Vac -- 1.0 -- A Iinrush Iin Page: 1 / 3 Date: 01/17/2015 Dual Output Switching Power Supply NS-75 Series, Dual Output, 75Watt ELECTRICAL Output Parameters Symbols Test Conditions / Comment Min. Typ. Max. Units Line regulation Vout-line Vin from 100 Vac To 240 Vac -- 1 -- % Load regulation Vout-load Iout from min. To max. -- 1 -- % Hold-on time Ton_hold Full load, Vin =115Vac -- 17 -- ms Turn-on rise time Ton_rise Cold start, power on -- -- 500 ms -- -- -- 120 150 mVp-p Ripple & noise Protection Over current Type: works at over 105%; it will recover automatically after fault condition is removed Short circuit Hiccup mode, it will recover automatically after fault condition is removed Over voltage Type: 110-150%; Locked mode, it will recover automatically after turn off the power Environment Storage Ambient operating temperature Operating relative humidity MTBF Tstorage Ta Humidity: 5% RH to 95% RH Startup at rated voltage (Required Derating) Ha TMTBF -20 -- +75 ℃ -10 -- +70 ℃ 10 -- 95 % -- -- 200 kHrs Non condensing Full load, 230Vac input, ℃ ambient temperature 25 Dimension(LxWxH) 165 x 81.2 x 36.5mm Safety / EMC Withstand voltage I/P-O/P: 3KVac Safety standards CE, CB EMC EN55022 Class B I/P-FG: 2KVac O/P-FG: 0.5KVac Notes: 1. Rated Load and Rated Input Voltage,Ta=25℃; 2. Ripple &Noise are measured at 20MHZ of bandwidth by using a 12” twisted pair-wire terminated with a 0.1uf & 47uF parallel capacitor. www.pairuigroup.com Page: 2 / 3 Date: 01/17/2015 Dual Output Switching Power Supply NS-75 Series, Dual Output, 75Watt MECHANICAL www.pairuigroup.com Page: 3 / 3 Date: 01/17/2015