specification wdr-120-12 wdr-120-24 model dc voltage rated current current range rated power output voltage adj. range line regulation load regulation setup, rise, hold up time voltage range frequency range efficiency (typ.) input inrush current (max.) leakage current over temperature safety standards ems immunity working temp. dc ok signal working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload over voltage ac current 12v 24v 10a 5a 0 ~ 10a 0 ~ 5a 120w 120w 120mvp-p 120mvp-p 12 ~ 15v 24 ~ 29v 1.5% 1.0% 0.5% 0.5% 0.5% 0.5% 2000ms, 70ms, 50ms/400vac 2000ms, 70ms, 10ms/230vac at full load 180 ~ 550vac 254 ~ 780vdc 47 ~ 63hz 89.5% / 400v 91% / 400v 92% / 400v 0.55a/400vac 1.2a/230vac cold start 50a <3.5ma / 530vac 105 ~ 130% rated output power 16 ~ 18v 31 ~ 37v protection type : constant current limiting, recovers automatica lly after fault condition is removed protection type : shut down o/p voltage, re-power on to recover 105 5 (tsw1) detect on heatsink of ; (12v),110 5 (24v) 100 5 (48v) (tsw1) detect on heatsink of power transistor power diode protection type : shut down o/p voltage, recovers automatically after t emperature goes down ul508 approved, iec60950-1 cb approved by siq, design refer to gl compliance to en55011 (cispr11), en55022 (cispr22), en61204-3 cla ss b compliance to en61000-4-2,3,4,5,6,8,11, env50204, en61204-3, en61000-6-2 (en50082-2), heavy industry level, criteria a -25 ~ +70 (refer to output load derating curve) relay contact rating(max.) : 30v / 1a resistive 20 ~ 90% rh non-condensing -40 ~ +85 , 10 ~ 95% rh 0.03%/ (0 ~ 50 component: compliance to iec60068-2-6 10 ~ 500hz, 2g 10min./1cycle, 60min. each along x, y, z axes; mounting clip: 268khrs min. mil-hdbk-217f (25 ) 40*125.2*113.5mm (w*h*d) 0.65kg; 20pcs/14kg/1.16cuft file name:wdr-120-spec 2010-12-07 WDR-120-48 48v 2.5a 0 ~2.5a 120w 150mvp-p 48 ~ 58v 1.0% 0.5% 0.5% 60 ~ 67v 120w single output industrial din rail power supply single and two phase w ide input range 180 ~ 550vac protections: short circuit / overload / over voltage / over temperaturecooling by free air convection built-in constant current limiting circuit can be installed on din rail ts-35/7.5 or 15 en61000-6-2(en50082-2) industrial immunity level 100% full load burn-in test built-in 3 years warranty ul508(industrial control equipment)approved dc ok relay contact features : w d r - 1 2 0 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 environment safety & emc (note 4) protection emi conduction & radiation 1. all parameters not specially mentioned are measured at 400vac input, r ated load and 25 of ambient temperature. 2. ripple & noise are measured at 20mhz of bandwidth by using a 12" twisted pair- wire terminated with a 0.1uf & 47uf parallel capacitor. 3. tolerance : includes set up tolerance, line regulation and load regula tion. 4. the power supply is considered a component which will be installed into a fi nal equipment. the final equipment must be re-confirmed that it still me ets emc directives. 5. length of set up time is measured at cold first start. turning on/off the powe r supply very quick may lead to increase of the set up time. withstand voltage isolation resistance i/p-o/p:3kvac i/p-fg:1.5kvac o/p-fg:0.5kvac o/p-dc ok:0.5k vac i/p-o/p, i/p-fg, o/p-fg:100m ohms / 500vdc / 25 / 70% rh function
mechanical specification file name:wdr-120-spec 2010-12-07 case no.992b unit:mm block diagram terminal pin no. assignment (tb1) terminal pin no. assignment (tb2) pin no. pin no. 1 1,2 2 34 3 assignment assignment fg ac/l1 ac/l2 dc output -v dc output+v admissible din-rail:ts35/7.5 or ts35/15 35 relay contact + dc ok relay contact contact close psu turns on / dc ok. psu turns off / dc fail. 30v/1a resistive load. contact open contact ratings (max.) 120w single output industrial din rail power supply w d r - 1 2 0 s e r i e s dc ok o.v.p. o.t.p. control fg i/p -v +v rectifiers & filter switching power filter & rectifiers filter emi o.l.p. detection circuit pwm current limit dc ok dc ok +v adj. 40 23 1 23 4 1 125.2 tb1 tb2 113.5
derating curve ambient temperature ( ) load (%) -25 0 10 20 30 40 50 60 70 (vertical) 20 40 60 80 100 12v others static characteristics load (%) input voltage (vac) 60hz 180 190 200 250 290 310 450 360 490 400 500 520 550 90 100 80 70 60 50 40 file name:wdr-120-spec 2010-12-07 120w single output industrial din rail power supply w d r - 1 2 0 s e r i e s
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