New Model: WSA-022-1A20W Old Model: WNP03552LS018 Name: Low power constant current IP67 led driver Features and Advantage: 90Vac-264VacUniversal input voltage Single Constant current output Built-in active PFC function ,PF>0.95 Protected functions:short circuit/over voltage/Over temperature Cooling by free air convection Waterproof level IP67 Warranty : 3 years Application :LED street lamp /led stree light/led wall washer light/led underwater light led power driver specifications: Model WSA-022-1A20W Total output power 22W Output Channel Single Single Output features DC Current 1.2 A DC voltage 18V Ripple & Noise 250mV Current Regulation ¡À3% Starting time 1000mS/230Vac, 3000mS/115Vac Input Voltage range 100Vac-240Vac Frequency range 47Hz-63Hz Power factor PF>0.95/230Vac,PF>0.98/115Vac Efficiency 92%/230Vac Inrush Current 20A/115Vac,40A/230Vac Leakage Current <1mA/240Vac Protection short circuit Protection:Output Short Circuit Protection. Protection mode:Single Protection,Hiccup ,recovery after the fault removed. Over voltage Protection mode:Limit highest voltage, recovery after the fault removed. Over temperature 105oC¡À5 oC ( Internal radiator's temperature) Protection mode:Closed Output voltage,recovery after temperature automatic recovery. Other information: Environment Working temperature&humidity -20 oC-50 oC;20%-90%RH,Without condensation . Storage temperature&humidity 30oC-80oC; Vibration Resist 10-500Hz,2G ,X,Y,Z axis 60 mintues. Safety&EMC Safety UL8750,GB4943 HI-POT I/P-O/P: 1K5Vac Insulation resistance I/P-O/P: 100M Ohms/500Vdc EMI EN55015, GB9254 CLASSB HarmonicCurrent IEC1000-3-2,ClassC Others Dimension 196*41*29mm(L*W*H) Net weight 400g