specification model dc voltage rated current current range rated power output line regulation load regulation setup, rise time voltage 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 dc current (typ.) 105 ~ 135% rated output power protection type : constant current limiting, recovers automatica lly after fault condition is removed compliance to en55022 (cispr22) conduction emission: class a, radi ation emission: class b ; en50155(en50121-3-2) compliance to en61000-4-2,3,4,5,6,8, light industry level, crit eria a ; en50121-3-2 -40 ~ +55 j (no derating) ; +70 @ 60% load by free air convection ; +70 no derating with exte rnal base plate, tx class compliance j j 20 ~ 95% rh non-condensing -40 ~ +85 , 10 ~ 95% rh j ? j j 0.03%/ (0 ~ 55 ) 10 ~ 500hz, 5g 10min./1cycle, 60min. each along x, y, z axes ; mounting : compli ance to iec61373 130.7k hrs min. mil-hdbk-217f (25 ) j 216*97*40mm (l*w*h) 1.19kg ; 12pcs/15.3kg/1.12cuft file name:RSD-300-spec 2012-07-20 300w railway single output dc-dc converter ?? features : r s d - 3 0 0 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 withstand voltage isolation resistance i/p-o/p:4kvdc i/p-fg:2.5kvdc o/p-fg:2.5kvdc i/p-o/p, i/p-fg, o/p-fg:100m ohms / 500vdc / 25 / 70% rh j safety & emc (note 4) environment protection 1. all parameters not specially mentioned are measured at 24,48,110vd c input, rated 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 mee ts emc directives. j RSD-300b-12 RSD-300c-12 RSD-300d-12 RSD-300b-24 RSD-300b-48 RSD-300c-24 RSD-300c-48 RSD-300d-24 RSD-300d-48 12v 24v 48v 12v 24v 48v 12v 24v 48v 22.5a 11.3a 5.7a 25a 12.5a 6.3a 25a 12.5a 6.3a 0 ~ 22.5a 0 ~ 11.3a 0 ~ 5.7a 0 ~ 25a 0 ~ 12.5a 0 ~ 6.3a 0 ~ 25a 0 ~ 12.5a 0 ~ 6.3a 270w 271.2w 273.6w 300w 300w 302.4w 300w 300w 302.4w 120mvp-p 150mvp-p 180mvp-p 120mvp-p 150mvp-p 180mvp-p 120 mvp-p 150mvp-p 180mvp-p ? 2.0% ? 2.0% ? 2.0% ? 2.0% ? 2.0% ? 2.0% ? 2.0% ? 2.0% ? 2.0% ? 0.3% ? 0.2% ? 0.5% ? 0.3% ? 0.2% ? 0.5% ? 0.2% ? 0.2% ? 0.5% ? 1.0% ? 1.0% ? 1.0% ? 1.0% ? 1.0% ? 1.0% ? 1.0% ? 1.0% ? 1.0% 800ms, 50ms at full load 16.8 ~ 31.2vdc 14.4 ~ 33.6vdc 89% 90% 90% 91% 33.6 ~ 62.4vdc 28.8 ~ 67.2vdc 67.2 ~ 143vdc 57.6 ~ 154vdc 91% 91% 91% 91% 91% 14.6a/24v 14.6a/24v 14.6a/24v 45a/48vdc 7.2a/48v 7.2a/48v 7.2a/48v 45a/110vdc 3.1a/110v 3.1a/110v 3.1a/110v 45a/24vdc meet iec60950-1(lvd) ?e?e ?e ?e compliance to en50155 railway certificate / input reverse polarity all using 105 long life electrolytic capacitors led indicator for power on 100% full load burn-in test 3 years warranty ?e j ?e?e ?e ?e ?e 2:1 wide input rangeprotections: short circuit / overload / over voltage / over temperature 4000vdc i/o isolation ?e cooling by free air convectionbuilt-in constant current limiting circuit 1u low profile 40mm 13.8 ~ 16.2v 13.8 ~ 16.2v 13.8 ~ 16.2v 27.6 ~ 32.4v 55.2 ~ 64.8v 27.6 ~ 32.4v 55.2 ~ 64.8v 27.6 ~ 32.4v 55.2 ~ 64.8v emc immunity emc emission hold up time (typ.) continuous 1 sec. b/c- type comply with s1 level @ full load, comply with s2 level @ 70% load ; d-type co mply with s2 level @ full load over temperature protection type : shut down o/p voltage, recovers automatically after t emperature goes down b/c- type : 110 5 (tsw1) ; d-type : 115 5 (tsw1) j? j j? j detect on main power transformer detect on main power transformer railway standard meet en50155 / iec60571 including iec61373 for shock & vibration, en501 21-3-2 for emc protection type : shut down o/p voltage, re-power on to recover
mechanical specification derating curve case no.205a unit:mm ambient temperature ( ) j load (%) 100 10 0 20 40 60 80 -40 20 30 40 50 55 60 70 static characteristics(RSD-300d-24) (horizontal) fosc : 130khz block diagram circuit detection o.v.p. emi filter rectifiers & filter power switching filter & rectifiers +v -v i/p fg control pwm input voltage (v) 57.6 60 65 85 95 105 115 125 135 145 154 350 32 300 28 250 24 200 20 150 16 100 12 50 8 output voltage (v) output ripple (mvp-p) fg no base plate have base plate 360 360 2mm ?? ?? o.l.p. o.t.p. 300w railway single output dc-dc converter r s d - 3 0 0 s e r i e s input terminal pin no. assignment : output terminal pin no. assignment : pin no. pin no. 1 1 2 2 3 assignment assignment dc input v+ dc output -v dc input v- dc output +v file name:RSD-300-spec 2012-07-20 81 7.75 97 2-r2.1 13 13 28 40 10 10 o/p i/p 12 3 4-r2.1 4 208 216 12 led 4 208 15max. 15max.
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms input fuse input reverse polarity protection input under-voltage protection hold-up time size of base panel there is one fuse connected in series to the positive input line, which are use d to protect against abnormal surge. fuse specifications of each model ar e shown as below. type b cd fuse type fast time-lag time-lag reference and rating littelfuse 257, 30a, 32v conquer uda-a, 16a, 250v conquer uda-a, 8a, 250v there is a mosfet connected in series to the negative input line. if the input p olarity is connected reversely, the mosfet opens and there will be no outp ut to protect the unit. if input voltage drops to vi -3v, the internal control ic shunts down and ther e is no output voltage. min. d type is in compliance with s2 level, while b and c types are in compliance with s1 le vel at full load output condition. to fulfil the requirements of s2 level, b and c types require to fulfil the requirements of en50155 tx level, RSD-300 series must be ins talled onto an iron plate on the bottom. in order for optimal thermal performance, the iron plate must have an even & sm ooth surface and RSD-300 series must be firmly mounted at the center of the iro n plate, as shown in the diagram above. de-rating their output load to 70%, please refer to the curve diagrams belo w. b-12 c-12 b-24 c-24 b-48 c-48 time time time time time time load load load load load load unit:mm m4*4 2 360 3 60 300w railway single output dc-dc converter r s d - 3 0 0 s e r i e s file name:RSD-300-spec 2012-07-20
immunity to environmental conditions test method cooling test dry heat test damp heat test, cyclic vibration test increased vibration test shock test low temperature storage test standard en 50155 section 12.2.3 (column 2, class tx) en 60068-2-1 temperature: -40 dwell time: 2 hrs/cycle j temperature: 25 ~55 humidity: 90%~100% rh duration: 48 hrs j j temperature: 19 humidity: 65% duration: 10 mins j temperature: 19 humidity: 65% duration: 5 hrs j temperature: 21 3 humidity: 65 5% duration: 30ms*18 ? j ? temperature: -40 dwell time: 16 hrs j temperature: 70 / 85 duration: 6 hrs / 10min j j en 50155 section 12.2.5 en 60068-2-30 en 50155 section 12.2.11 en 61373 en 50155 section 12.2.11 en 61373 en 50155 section 12.2.11 en 61373 en 50155 section 12.2.3 (column 2, class tx) en 60068-2-1 en 50155 section 12.2.4 (column 2, class tx) en 50155 section 12.2.4 (column 3, class tx & column 4, class tx) en 60068-2-2 test conditions status no damage pass pass pass pass pass pass 300w railway single output dc-dc converter r s d - 3 0 0 s e r i e s file name:RSD-300-spec 2012-07-20
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