specification model rd-125a rd-125b dc voltage rated current current range note.6 rated power note.6 output voltage adj. range setup, rise time hold up time (typ.) voltage range frequency range efficiency (typ.) ac current (typ.) input inrush current (typ.) leakage current safety standards harmonic current ems immunity working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload over voltage 5v 12v ch2 5v ch1 24v ch2 7.7a 7.7a 4.6a 4.6a 2 ~ 15a 0.5 ~ 10a 2 ~ 10a 0.4 ~ 5a 130.9w 133.4w 80mvp-p 120mvp-p 80mvp-p 120mvp-p ch1: 4.75 ~ 5.5v ch1: 4.75 ~ 5.5v 5.0% 3.0% 5.0% 1.0% 2.0% 7.0% 1.0% 2.0% 7.0% 4.0% 3.0% 4.0% 500ms, 20ms/230vac 1200ms, 30ms/115vac at full load 25ms/230vac 30ms/115vac at full load 47 ~ 63hz 82% 85% ch1: 5.75 ~ 6.75v 3a/115vac 2a/230vac cold start 40a/230vac <2ma / 240vac 110 ~ 150% rated output power protection type : hiccup mode, recovers automatically after fault con dition is removed ul60950-1, tuv en60950-1 approved compliance to en55022 (cispr22) class b compliance to en61000-3-2,-3 compliance to en61000-4-2,3,4,5,6,8,11; env50204, en61000-6 -2 (en50082-2), heavy industry level, criteria a -25 ~ +70 (refer to output load derating curve) 20 ~ 90% rh non-condensing -40 ~ +85 , 10 ~ 95% rh 0.03%/ (0 ~ 50 )on ch1 output 10 ~ 500hz, 5g 10min./1cycle, period for 60min. each along x, y, z axes 232.4khrs min. mil-hdbk-217f (25 ) 199*98*38mm (l*w*h) 1. all parameters not specially mentioned are measured at 230vac 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. line regulation is measured from low line to high line at rated load. 5. load regulation is measured from 20% to 100% rated load, and other output at 6 0% rated load. 6. each output can work within current range. but total output power can't ex ceed rated output power. 7. 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 mee ts emc directives. 8. length of set up time is measured at cold first start. turning on/off the powe r supply very quickly may lead to increase of the set up time. for guidance on how to perform these emc tests, please refer to ?emi testing of c omponent power supplies.? (as available on http://www.meanwell.com) file name:rd-125-spec 2010-10-18 protection type : hiccup mode, recovers automatically after fault co ndition is removed 125w dual output switching power supply r d - 1 2 5 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 line regulation note.4 load regulation note.5 withstand voltage isolation resistance i/p-o/p:3kvac i/p-fg:1.5kvac o/p-fg:0.5kvac i/p-o/p, i/p-fg, o/p-fg:100m ohms / 500vdc / 25 / 70% rh environment protection emi conduction & radiation safety & emc (note 7) 88 ~ 132vac / 176 ~ 264vac selected by switch 248 ~ 373vdc(withstand 300vac sur ge for 5sec. without damage) 0.7kg; 20pcs/15kg/0.8cuft protections: short circuit / overload / over voltage cooling by free air convection led indicator for power on 100% full load burn-in test all using 105 withstand 300vac surge input for 5 second high operating temperature up to 70 withstand 5g vibration test high efficiency, long life and high reliability 3 years warranty long life electrolytic capacitors features : ch1 output number
specification model dc voltage rated current current range note.6 rated power note.6 output voltage adj. range setup, rise time hold up time (typ.) voltage range frequency range efficiency (typ.) ac current (typ.) input inrush current (typ.) leakage current safety standards harmonic current ems immunity working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload over voltage 500ms, 20ms/230vac 1200ms, 30ms/115vac at full load 25ms/230vac 30ms/115vac at full load 47 ~ 63hz 3a/115vac 2a/230vac cold start 40a/230vac <2ma / 240vac 110 ~ 150% rated output power protection type : hiccup mode, recovers automatically after fault con dition is removed ul60950-1, tuv en60950-1 approved compliance to en55022 (cispr22) class b compliance to en61000-3-2,-3 compliance to en61000-4-2,3,4,5,6,8,11; env50204, en61000-6 -2 (en50082-2), heavy industry level, criteria a -25 ~ +70 (refer to output load derating curve) 20 ~ 90% rh non-condensing -40 ~ +85 , 10 ~ 95% rh 0.03%/ (0 ~ 50 )on ch1 output 10 ~ 500hz, 5g 10min./1cycle, period for 60min. each along x, y, z axes 218.2khrs min. mil-hdbk-217f (25 ) 199*98*38mm (l*w*h) 1. all parameters not specially mentioned are measured at 230vac 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. line regulation is measured from low line to high line at rated load. 5. load regulation is measured from 20% to 100% rated load, and other output at 6 0% rated load. 6. each output can work within current range. but total output power can't ex ceed rated output power. 7. 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 mee ts emc directives. 8. length of set up time is measured at cold first start. turning on/off the powe r supply very quickly may lead to increase of the set up time. for guidance on how to perform these emc tests, please refer to ?emi testing of c omponent power supplies.? (as available on http://www.meanwell.com) file name:rd-125-spec 2010-10-18 protection type : hiccup mode, recovers automatically after fault co ndition is removed 125w dual output switching power supply r d - 1 2 5 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 line regulation note.4 load regulation note.5 withstand voltage isolation resistance i/p-o/p:3kvac i/p-fg:1.5kvac o/p-fg:0.5kvac i/p-o/p, i/p-fg, o/p-fg:100m ohms / 500vdc / 25 / 70% rh environment protection emi conduction & radiation safety & emc (note 7) 88 ~ 132vac / 176 ~ 264vac selected by switch 248 ~ 373vdc(withstand 300vac sur ge for 5sec. without damage) rd-125-1224 12v 24v ch2 3.7a 3.7a 1 ~ 7a 0.4 ~ 5a 133.2w 120mvp-p 200mvp-p ch1: 11.4 ~ 13.2v 0.5% 2.0% 1.0% +8,-5% 1.0% 5.0% 85% ch1: 13.8 ~ 16.2v rd-125-1248 rd-125-2448 12v ch1 24v ch1 48v ch2 48v ch2 2.3a 2a 2.3a 2a 1 ~ 7a 0.5 ~ 4a 0.2 ~ 2.5a 0.2 ~ 2.5a 138w 144w 120mvp-p 200mvp-p 240mvp-p 240mvp-p ch1: 11.4 ~ 13.2v ch1: 22.8 ~ 26.4v 0.5% 0.5% 2.0% 1.0% 1.0% 1.0% 4.0% 1.0% 1.0% 5.0% +8,-5% 3.0% 86% 86% ch1: 13.8 ~ 16.2v ch1: 27.6 ~ 32.4v 0.7kg; 20pcs/15kg/0.8cuft protections: short circuit / overload / over voltage cooling by free air convection led indicator for power on 100% full load burn-in test all using 105 withstand 300vac surge input for 5 second high operating temperature up to 70 withstand 5g vibration test high efficiency, long life and high reliability 3 years warranty long life electrolytic capacitors features : ch1 output number
specification model rd-125-4824 dc voltage rated current current range note.6 rated power note.6 output voltage adj. range setup, rise time hold up time (typ.) voltage range frequency range efficiency (typ.) ac current (typ.) input inrush current (typ.) leakage current safety standards harmonic current ems immunity working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload over voltage 48v ch1 24v ch2 2a 2a 0.3 ~ 2.5a 0.5 ~ 4a 144w 240mvp-p 240mvp-p ch1: 45.6 ~ 52.8v 0.5% 1.0% 8.0% 1.0% 1.0% 5.0% 500ms, 20ms/230vac 1200ms, 30ms/115vac at full load 25ms/230vac 30ms/115vac at full load 47 ~ 63hz 85% 86% ch1: 55.2 ~ 64.8v 3a/115vac 2a/230vac cold start 40a/230vac <2ma / 240vac 110 ~ 150% rated output power protection type : hiccup mode, recovers automatically after fault con dition is removed ul60950-1, tuv en60950-1 approved compliance to en55022 (cispr22) class b compliance to en61000-3-2,-3 compliance to en61000-4-2,3,4,5,6,8,11; env50204, en61000-6 -2 (en50082-2), heavy industry level, criteria a -25 ~ +70 (refer to output load derating curve) 20 ~ 90% rh non-condensing -40 ~ +85 , 10 ~ 95% rh 0.03%/ (0 ~ 50 )on ch1 output 10 ~ 500hz, 5g 10min./1cycle, period for 60min. each along x, y, z axes 232.4khrs min. mil-hdbk-217f (25 ) 199*98*38mm (l*w*h) file name:rd-125-spec 2010-10-18 protection type : hiccup mode, recovers automatically after fault co ndition is removed 125w dual output switching power supply ripple & noise (max.) note.2 voltage tolerance note.3 line regulation note.4 load regulation note.5 withstand voltage isolation resistance i/p-o/p:3kvac i/p-fg:1.5kvac o/p-fg:0.5kvac i/p-o/p, i/p-fg, o/p-fg:100m ohms / 500vdc / 25 / 70% rh environment protection emi conduction & radiation safety & emc (note 7) 88 ~ 132vac / 176 ~ 264vac selected by switch 248 ~ 373vdc(withstand 300vac sur ge for 5sec. without damage) 0.7kg; 20pcs/15kg/0.8cuft RD-125-4812 48v ch1 12v ch2 2.3a 2.3a 0.3 ~ 2.5a 1 ~ 7a 138w 240mvp-p 120mvp-p ch1: 45.6 ~ 52.8v 0.5% 2.0% 1.0% 10% 1.0% 5.0% ch1: 55.2 ~ 64.8v rd-125-2412 24v 12v ch2 3.7a 3.7a 0.5 ~ 5a 1 ~ 7a 133.2w 200mvp-p 120mvp-p ch1: 22.8 ~ 26.4v 0.5% 2.0% 1.0% 10% 1.0% 5.0% 86% ch1: 27.6 ~ 32.4v 1. all parameters not specially mentioned are measured at 230vac 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. line regulation is measured from low line to high line at rated load. 5. load regulation is measured from 20% to 100% rated load, and other output at 6 0% rated load. 6. each output can work within current range. but total output power can't ex ceed rated output power. 7. 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 mee ts emc directives. 8. length of set up time is measured at cold first start. turning on/off the powe r supply very quickly may lead to increase of the set up time. for guidance on how to perform these emc tests, please refer to ?emi testing of c omponent power supplies.? (as available on http://www.meanwell.com) r d - 1 2 5 s e r i e s protections:short circuit/overload/over voltage cooling by free air convection led indicator for power on 100% full load burn-in test all using 105 withstand 300vac surge input for 5 second high operating temperature up to 70 withstand 5g vibration test high efficiency, long life and high reliability 3 years warranty long life electrolytic capacitors features : ch1 output number
mechanical specification derating curve static characteristics case no. 902a unit:mm input voltage (vac) 60hz 88 176 100 200 95 190 120 240 115 230 132 264 load (%) ta=25 90 100 80 70 60 50 40 ambient temperature ( ) load (%) -25 -25 00 10 20 30 40 45 50 60 70 20 40 60 80 100 (vertical) (horizontal) block diagram 3.5 9 9 197 7 6.5 190 22 157 4.5 7 6 5 4 3 2 8.2 1 120 199 57.5 12 9.5 80 85.5 98 3.5 4-m3 3.5 18 9.5 18 3-m3 3.5 28.5 38 terminal pin no. assignment pin no. pin no. 12 4,6 3 57 assignment assignment dc output com dc output +v2 dc output +v1 fg ac/l ac/n fosc : 60khz circuit detection o.l.p. emi filter rectifiers & filter power switching filter filter & & rectifiers rectifiers +v1 +v2 com i/p fg control o.v.p. file name:rd-125-spec 2010-10-18 125w dual output switching power supply r d - 1 2 5 s e r i e s 230 115
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