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specification 40w single output switching power supply DRA-40 series file name:DRA-40-spec 2015-06-11 model constant current region rated current current range rated power output voltage adj. range line regulation load regulation setup, rise time note.4 hold up time (typ.) voltage range frequency range efficiency (typ.) input inrush current (typ.) safety standards working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload over voltage ac current (typ.) 400ms, 90ms/230vac 800ms, 90ms/115vac at full load 50ms/230vac 10ms/115vac at full load 90 ~ 264vac 127 ~ 370vdc [dc input operation possible by connecting ac/l(+), ac/n(-)] 47 ~ 63hz 85% 28.98 ~ 37.26v 87% 0.8a/115vac 0.6a/230vac cold start 30a/115vac 60a/230vac 95 ~ 108% rated output power 14.49 ~ 18.63v protection type : constant current limiting, recovers automatically after fault condition is removed protection type : shut down o/p voltage, re-power on to recover ul60950-1, tuv en60950-1 approved compliance to en55022 (cispr22) class b, en61000-3-2,-3 compliance to en61000-4-2,3,4,5,6,8,11, en55024, en61204-3, light industry level, criteria a -30 ~ +70 (refer to "derating curve") 20 ~ 90% rh non-condensing -40 ~ +85 , 10 ~ 95% rh 0.03%/ (0 ~ 55 ) on output 10 ~ 500hz, 2g 10min./1cycle, 60min. each along x, y, z axes 439.3k hrs min. mil-hdbk-217f (25 ) 40*90*100mm (w*h*d) 0.3kg; 42pcs/13.6kg/0.82cuft DRA-40-24 3~24v 1.7a 0 ~ 1.7a 40.8w 150mvp-p 24 ~ 30v 1.0% 0.5% 0.5% DRA-40-12 3~12v 3.34a 0 ~ 3.34a 40.08w 120mvp-p 12 ~ 15v 1.0% 0.5% 0.5% ripple & noise (max.) note.2 voltage tolerance note.3 environment protection withstand voltage isolation resistance i/p-o/p:3kvac i/p-fg:2kvac o/p-fg:0.5kvac i/p-o/p, i/p-fg, o/p-fg:100m ohms / 500vdc / 25 / 70% rh safety & emc (note 5) &#+
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"++ # emc immunity emc emission dc voltage 24v 12v
ambient temperature ( ) load (%) input voltage (v) 60hz 90 100 125 135 145 155 165 175 180 200 230 264 100 90 80 70 60 50 40 load (%) 175 load (%) 230vac input only 20 40 60 80 100 (vertical) -20 0 15 30 0405055 -30 60 70 circuit detection o.l.p. emi filter rectifiers & filter power switching filter & rectifiers +v -v dim+ dim- i/p control o.v.p. o.c.p. fg output current adjustment operation reference resistance value for output current adjustment (typical) built-in 3 in 1 current adjustment function . output constant current level can be adjusted by applying 1 ~ 10vdc, 10v pwm signal or resistance between dim+ and dim-. please do not connect "dim-" to "-v". 60k 60% 60% 10k 10k /n 20k /n 30k /n 40k /n 50k /n 60k /n 70k /n 80k /n 90k /n 100k /n single power supply multiple power supplies (n=power supply quantity for simultaneous current adjustment control) 1v 4v 7v 2v 5v 8v 3v 6v 9v 10v 10% 10% 20k 20% 20% 30k 30% 30% 40k 40% 40% 50k 50% 50% 70k 70% 70% 80k 80% 80% 90k 100k open open open 90% 90% 100% 100% resistance value applied source percentage of rated current percentage of rated current 1 ~ 10vdc for output current adjustment (typical) 60% 60% 10% 10% 20% 20% 30% 30% 40% 40% 50% 50% 70% 70% 80% 80% 90% 90% 100% 100% duty value percentage of rated current 102%~108% ----- 102%~108% 102%~108% 10v pwm signal for output current adjustment (typical): frequency range :100hz ~ 3khz 40w single output switching power supply DRA-40 series file name:DRA-40-spec 2015-06-11 derating curve static characteristics block diagram
fg n l adjuster load + +v +v -v -v dim- dim+ nl +v adj relay switch 10k~100k ohms resistance 1~10v dc voltage 10v pwm signal the power supply may either work in "constant voltage mode or constant current mode" driving methods of applications in the constant current region, the highest voltage at the output of the driver depends on the configuration of the end systems. should there be any compatibility issues, please contact mean well. vo(v) rated output voltage 3v 50 100 io (%) constant current area hiccup protection constant voltage area (a) (b) (c) using the current adjustment function can not adjust the output current to 0a. please refer to the connection method below to a djust the output current to 0a. 40w single output switching power supply DRA-40 series file name:DRA-40-spec 2015-06-11 dc ok
mechanical specification mechanical specification installation instruction back view 35 40w single output switching power supply DRA-40 series file name:DRA-40-spec 2014-10-22 mechanical specification mechanical specification case no.962a unit:mm this series fits din rail ts35/7.5 or ts35/15. for installation details, please refer to the user manual on http://www.meanwell.com/search/DRA-40/dra_manual.pdf (this diagram is for reference. the rail is not included with unit.) + nl +v adj 40 90 +v +v -v -v dim- dim+ 5 5 5 5 5 7.5 7.5 100 dc ok

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