technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 1 400aus 19 b highlights & features C safety approvals to iec 60601 - 1 3 .1 rd ed. & iec 60950 - 1 C compliant with iec 60601 - 1 - 2 4th ed. requirement s C low touch current (<0.1ma normal & ,0.3ma single fault) C over - voltage/load/temperature & short circuit protections C 2 million hours mtbf C 2 x mopp (means of patient protection ) C 3 years warranty safety standards cb certified for worldwide use model number: mds - 400aus19 b unit weight : 910 g rams (32.1 ounces) dimensions (w x l x h): 97x198x 41.5 mm gen eral description the mds series of embedded power supply come with universal ac input at 90vac to 264vac. other features include low touch current , risk management report available and the electric shock protection comply with 2 x mopp. the mds series is c ertified for emc standards according to en 55011 for industrial, scientific and medical (ism) radio - frequency equip ment and en 55022 for in formation technology equipment (ite) radio - frequency equipment. in addition, only recognized japanese capacitors are used. the mds series of embedded power supply come with both medical and ite s afety approvals including ul/ cul /c c c /ce and cb certification and are fully compliant with rohs directive 2011/65/eu for environmental protection. model information medical ac - dc open frame model number input v oltage range output v oltage conv ersion curr ent output forced air curr ent output mds - 400aus19 b 90 - 264 v ac 19 vdc 15.8 a 21.1 a * * 21.1 a with 200l fm force air, 15.8 a for convection model numbering mds 400 aus - delta medical power supply max wattage in the product s eries. maybe lower at some voltage. 40 0 400 w family code 19 output v oltage single output: 19 for 1 9 v b
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 2 specifications input rati ngs / characteristics nominal input v oltage 100 - 240 v ac input v oltage range 90 - 264 v ac nominal input f r equency 50 - 60hz input f r equency range 47 - 63hz input cur r ent ( max ) 5.5 a @ 90 v ac, 2.7 a @ 2 64 v ac e f ficiency (typ.) 91. 38 % , reference fig.1 standby powe r ( max ) 1.2w inrush cur r ent (typ.) 60a @ 115 v ac, 60 a @ 230 v ac touch cur r ent ( max ) 0.1ma @ 2 40 v ac nc 1) , 0.3ma @ 264 v ac sfc 2) 1) nc: normal condition 2) sfc: single fault condition fig.1 efficiency versus output load output ratings / characterist ics nominal output v oltage 19 vdc output v oltage t olerance 2 % output cur r ent 21.1 a with 200l fm force air, 15.8 a for convection output power 4 00w with 200l fm force air, 30 0w for convection line regulation (max) 0.5% fan supply 12v 0.25a remote sen se compensates for up to 500mv voltage drop ripple & noise (typ.) 100.8 mv pk - pk @ full load, reference fig. 2 , hold - up time ( min ) 12 ms @1 15 v ac 50 55 60 65 70 75 80 85 90 95 100 25% 50% 75% 100% output load efficiency ( %) 115vac efficiency 230vac efficiency
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 3 (a) 115v (b) 230v fig. 2 ripple & noise example , 20mhz bw ripple & noise measurement circuit m echanical case chassis al1100f(+ e lectrocoat ) case cover na dimensions (w x lx h) 97.0x198.0x41.5 mm unit weight 910 g rams (32.1 ounces) power de - rating see fig. 3 (400w with forced air flow) terminal input deca : t33 - bm1103a301 output deca : t33 - bm1104a301 dc fan output jwt: a2508wv0 - 2p environment surrounding air temperature operating - 10c to +70c storage - 40 c to + 8 5c power de - rating - 10c to +50c 100% load 50c to 70c with load de - rate power operating humidity 1 0 - 9 5 % rh (non - c ondensing) operating altitude 3 ,000 m eters ( 9 , 842 feet or 70 kpa) shock test (non - operating) 50g, 11ms, 3 shocks for each direction vibration (operating) 5 - 500hz, 2.09grms, 20 minute for each three axis 0 . 4 7 u f c e r a m i c 1 0 u f e l e c t r o l y t i c p s u l o a d t e s t f i x t u r e 5 c m s c o p e
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 4 protections overvoltage (max ) 150%, latch mod e over load / over current (max ) 1 3 0% of rated load current, hiccup mode, ( non - latching , auto - recovery) over temperature hiccup mode, ( non - latching , auto - recovery) short circuit hiccup mode, ( non - latching , auto - recovery) protection against shock class i with pe* connection *pe: p rotective earth reliability data mtbf (typ.) 2 million h rs based on telecordia sr - 332 safety standards / directives medical safety iec60601 - 1 3 rd and 3.1 rd ed ition cb report iec60601 - 1 e dition 3.1 rd (2012), en60601 - 1 (2006) + a11 + a1 + a12, can/csa - c22.2 no. 60601 - 1:14, ansi/aami es60601 - 1:2005/(r)2012 ite safety iec60950 - 1 (ed.2,2005), gb4943.1 - 2011, gb9254 - 2008, gb17625.1 - 2003 ce mdd directive 93/42/eec material and parts rohs directive 2011/65/eu compliant g alvanic isolation input to output 4000 vac input to ground 1500 vac output to ground 500 vac
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 5 emc ( compliant with iec 60601 - 1 - 2 4th ed. requirements ) emc / emissions en550 11/ en550 22, fcc title 47 : class b harmonic current emissions iec6 1000 - 3 - 2 meet class d limit immunity to voltage flicker iec 61000 - 3 - 3 electrostatic discharge iec61000 - 4 - 2 level 4 criteria a 1) air discharge: 15 kv contact discharge: 8 kv radiated field iec61000 - 4 - 3 criteria a 1 ) 80mhz - 2700mhz, 10v/ m am modulation 3 85mhz - 5785mhz, 28v/ m pulse mode and other modulation electrical fast transient / burst iec61000 - 4 - 4 level 3 criteria a 1) : 2kv surge iec61000 - 4 - 5 level 3 criteria a 1) common mode 3 ) : 2kv differential mode 4 ) : 1kv conducted iec61000 - 4 - 6 level 2 criteria a 1) 150khz - 80mhz, 3 vrms , 6vrms at ism bands and amateur radio bands power frequency magnetic fields iec61000 - 4 - 8 criteria a 1) magnetic field strength 3 0 a/ m voltage dips iec61000 - 4 - 11 criteria a 1) 0% u t , 0.5 cycle ( 10ms ) , 0 o /45 o /90 o /135 o /180 o /225 o /270 o /315 o /360 o criteria a 1 ) 0% u t , 1 cycle ( 20ms ), 0 o criteria b 2 ) 70 % u t , 25 cycle ( 500ms ), 0 o criteria b 2) 0 % u t , 250 cycle ( 50 0 0ms ), 0 o 1) criteria a: normal performance within the specification limits 2) criteria b : output out of regulation, or shut s down during test. automatically restore to normal operation after test. 3) asymmetrical: common mode (line to earth) 4 ) symmetrical: differential mode (line to line)
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 6 block diagram
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 7 dimensions w x l x h: 97 x 198 x 41.5 mm notes C C
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 8 power de - rati ng functions start - up time the time required for the output voltage (vo) to reach 90% of its set value, after the input ac voltage is applied. rise time the time required for the output voltage (vo) to change fr om 10% to 90% of its steady state value. hold - up time hold up time is the time when the ac input collapses and output voltage retains regulation for a certain period of time. the time required for the output to reach 95% of its set value, after the input voltage is removed. graph illustrating the start - up time, rise time, and hold - up time fig. 3 c o n v e c t i o n w i t h 2 0 0 l f m f o r c e a i r 1 0 0 % 7 5 % 6 2 . 5 % 5 0 % 0 % - 1 0 c 5 0 c 7 0 c o u t p u t p o w e r a m b i e n t t e m p e r a t u r e
technical d at asheet mds medical ac - dc open frame 19 volt, 400 watt / mds - 4 00a u s 19 b all parameters are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 9 dynamic response inrush current inrush current is the input current that occurs when the input voltage is first applied. for a c input voltages, the maximum peak value of inrush current will occur during the first half cycle of the applied ac voltage. this peak value decreases exponentially during subsequent cycles of ac voltage. overvoltage protection the power supplys overv oltage circuit will be activated when its internal feedback circuit fails. the output voltage shall not exceed its specifications defined on page 3 under protections. power supply will latch off , and require removal/re - application of input ac voltage in order to restart. short circuit protection the power supplys output olp/ocp function also provides protection against short circuits. when a short circuit is applied, the output current will operate in hiccup mode, as shown in the illustration in the o lp/ocp section on this page. the power supply will return to normal operation after the short circuit is removed. overload & over current protections the power supplys overload (olp) and over current (ocp) protections will be activated when output curre nt is between 110% and 130% of i o (max load). upon such an occurrence, v o will start to drop. once the power supply has reached its maximum power limit, the protection will be activated. and the power supply will go into hiccup mode (auto - recovery). the power supply will recover once the fault condition causing the olp and ocp is removed and i o is back within the specified limit. additionally, if the i o is <130% but >110% for a prolong period of time (depending on the load), the over temperature prote ction (otp) will be activated due to high temperature on critical components. the power supply will then go into hiccup mode until the fault is removed; and, the input voltage is removed, then reapplied. over temperature protection as mentioned above, th e power supply also has over temperature protection (otp). this is activated when the overload condition persists for an extended duration and the output current is below the overload trigger point but >100% load. in the event of a higher operating conditi on at 100% load, the power supply will run into otp when the surrounding air temperature is higher than the operating temperature. when activated, the output voltage will go into hiccup mode until the input voltage is removed; then, reapplied, and the surr ounding air temperature drops to its normal operating temperature. 50% load t (sec) 100% load 50ms 50ms 50ms 50ms the power supply output voltage will remain within 3 % of its steady state value, when subjected to a dynamic load change from 50 to 100% of its rated cur rent.
technical d at asheet mds medical ac - dc open frame 19 volt, 4 00 watt / mds - 4 00a u s 19 b all paramet ers are specified at 25 c ambient unless otherwise noted. www. deltapsu .com ( december 201 6 , rev. 0 2 ) 10 certificate . all delta medical power products conform to the european directive 2011/65/eu. rohs is the abbreviation for restriction of the use of certain hazardous substances . delta has been c ertified as meeting the requirement of iso 13485: 2003 and en iso 13485:2012 for the design and manufacture of switching power supply and adaptor for medical device. in addition to a ul total certification program (tcp) approved client laboratory for iec 60950 and iec60065. delta also has participated ul client test data program (cdtp) for iec 60601
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