www.micropowerdirect.com micropower direct 292 page street suite d stoughton, ma 02072 usa t: (781) 344-8226 f: (781) 344-8481 e: sales@micropowerdirect.com w: www.micropowerdirect.com compact, 120w din rail mount ac/dc power supply key features: ? 120w output power ? en 60950 approved ? compact, din rail case ? active pfc ? 85-264 vac input ? ts-35/7.5 or ts-35/15 rails ? meets en 55022 b ? high ef ciency ? remote on/off control MDR-120S electrical speci? cations speci cations typical @ +25?, 230 vac input voltage & rated output current, unless otherwise noted. speci cations subject to change without notice. input parameter conditions min. typ. max. units input voltage range 85 264 vac 120 370 vdc input frequency 47 63 hz inrush current, see note 1 115 vac 35 a pk 230 vac 70 power factor correction 115 vac 0.98 230 vac 0.96 input under voltage shutdown start up 76 83 vac shut down 67 75 start up time 1.5 s output parameter conditions min. typ. max. units output voltage accuracy ?.0 % output voltage adjust ?.0 % line regulation v in = min to max ?.5 % load regulation i out = 10% to 100% ?.0 % ripple & noise (20 mhz) 100 m v p-p hold-up time 115/230 vac 25.0 ms temperature coef cient ?.03 %/? over temperature protection auto-recovery 95 ? over voltage protection see note 2 30 vdc short circuit protection, see note 3 continuous (auto-recovery) overload protection, see note 4 auto-recovery 110 150 % iout general parameter conditions min. typ. max. units isolation voltage, 60s input to output 3,000 vac input to ? 1,500 output to ? 500 switching frequency 100 khz emi characteristics, see note 5 parameter standard criteria level radiated emissions en 55024 class b conducted emissions en 55022 class b esd en 61000-4-2 b ? kv air ? kv contact rs en 61000-4-3 a 10v/m eft en 61000-4-4 b ? kv surge en 61000-4-5 b ? kv/ ? kv cs en 61000-4-6 a 10 vrms pfm en 61000-4-8 a 10a/m voltage dips, interruptions en 61000-4-11 b 0% - 70% environmental parameter conditions min. typ. max. units operating temperature range ambient -25 +25 +70 ? storage temperature range -25 +85 ? cooling free air convection (see derating curve on page 2) humidity rh, non-condensing 95 % physical case size see mechanical diagram (page 2) case material heat resistant plastic (ul94-v0) and metal weight 18.9 oz (560g) reliability speci? cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25?, gnd benign 300 khours safety standards en 60950 safety class class i
www.micropowerdirect.com micropower direct we power your success - for less! 292 page street ste d stoughton, ma 02072 tel: (781) 344-8226 fax: (781) 344-8481 e-mail: sales@micropowerdirect.com model selection guide mechanical dimensions notes: 1 . inrush current is given for a cold start at 25?. 2. over voltage protection is provided by a zener diode clamp. 3. output short circuit protection is provided by a ?iccup mode circuit. the unit recovers automatically when the fault condition is removed. 4. output overload protection is provided by a fold back current limiting circuit with auto-recovery. a long-term overload could damage the unit. 5. emi characteristics are speci ed without external components. 6. operation at no-load will not damage these units. however, they may not meet all speci cations. 7. applying a voltage level of 4.5 to 12.5 vdc across the control terminals (see mechanical diagram) will turn the unit off. when the control inputs are left open, the unit will operate normally. 8. the MDR-120S is designed for mounting on a standard 35 mm din rail (ts35). 9. it is recommended that an external slow blow fuse also be used on the input for protection. contact the factory for more information. model number input current (a max) output ef? ciency (%, typ) capacitive load (f max) standby power consumption (w max) voltage (vdc) current (a) 115 vac 230 vac max. min. MDR-120S-24 1.5 0.75 24.0 5.0 0.0 92 4,700 0.75 derating curve , temperature other outputs may be available contact the factory for details at: sales@micropowerdirect.com derating curve , input voltage notes: all dimensions are typical in inches (mm) wire range is: 26 - 10 awg, strip length is 0.32 (8.0) tolerance x.xx = 0.04 ( ? .0) pin function 1+v out 2+v out 3-v out 4-v out 5 ac-neutral 6 ac-line 7 ? wire connections
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