Switching Power Supply Dual Output NS-50 Series, Dual Output, 50Watt 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 Output voltage (Vdc) Output current (A) Efficiency Typ. NS50-B1 5, 12 5, 2 72% NS50-B2 NS50-B3 5, 15 5, 1.7 73% 5, 24 5, 1 72% NS50-B4 12, 12 2.5, 1.5 76% NS50-B5 15, 15 2, 1.5 77% Model Input voltage (Vac) 100-240 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 -- 1.2 -- A Full load, Vin =230Vac -- 0.7 -- A Iinrush Iin Page: 1 / 3 Date: 07/30/2015 *Subject to change without notice Switching Power Supply Dual Output NS-50 Series, Dual Output, 50Watt 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 -- -- 1000 ms Ripple & noise Vripple -- -- 120 250 mVp-p 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) 135 x 81.2 x 35.5mm 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: 07/30/2015 *Subject to change without notice Switching Power Supply Dual Output NS-50 Series, Dual Output, 50Watt MECHANICAL www.pairuigroup.com Page: 3 / 3 Date: 07/30/2015 *Subject to change without notice