Datasheet

CUS350M Series
,QGXVWULDO 7HVW
Single Output 350W/420W
Medical & ITE Power Supplies
CUS350M Series
1
www.emea.tdk-lambda.com/cus350
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Features Benets
 •IEC60601 3rd Ed. (2x MoPP)  •Suitable for B and BF type medical equipment
 •350WConvectioncooledrating •Nofannoise,goodfornoise-sensitiveenvironments
 •Lowprole(40mm) •Suits1Uapplications,savesspace
 •Lowoff-loadpowerconsumption(<0.5W) •Better“environmentalfootprint”
 •5VAux&12Vfansupply(F-option) •Embeddedfeaturessavecostofexternalcircuitry
 •Operatingaltitudeupto5000m •Supportsglobaluse
Specication
Model CUS350M/F
 ACInputVoltage VAC 85-265VAC(1) 
 InputFrequency Hz 47-63Hz 
 DCInputVoltage VDC 120-370VDC(Nosafetycertication) 
 InrushCurrent(coldstart) A 20Aat115VAC,40Aat230VAC 
 PowerFactor - MeetsEN61000-3-2(TypicalPF0.99/0.95)(2) 
 InputCurrent(115/230VAC) A 4/2A(350Woutput) 
 Off-loadPowerConsumption(3) W <0.5Wat230VAC 
 TemperatureCoefcient %/°C <0.02%/°C 
 OvercurrentProtection - 12V:>38A,18V:>26A,24V:>20A,36V:>13,48V:>9.7A
 OvervoltageProtection(4) V 12V:13.8-16.2V,18V:20.7-24.3V,24V:27.6-32.4V,36V:41.4-48.6V,48V:55.2-64.8V
 HoldUpTime(115/230Vinput) ms 20msat350Woutput 
 LeakageCurrent mA <0.3mA 
Remote Sense - Yes
 RemoteOn/Off - Yes:Applyvoltagetoisolatedterminalstoshutunitdown 
 PowerGood - Yes:Isolatedtransistor,On=Good 
 OperatingTemperature °C -20°Cto+70°CDeratelinearlyto50%loadfrom40°Cto70°C 
 StorageTemperature °C -40°Cto+85°C 
 Humidity(noncondensing) %RH 10-95%RH(Operating&Storage) 
 Cooling - ConvectionorForcedAirCooled 
 WithstandVoltage - InputtoGround2kVAC(1xMOPP),InputtoOutput4kVAC(2xMOPPs),  
   OutputtoGround1.5kVAC(1xMOPP)*
 IsolationResistance - >100MΩat25°C&70%RH,OutputtoGround500VDC 
 Vibration(nonoperating) - 10-55Hz:19.6m/s
2
constantsweep1minX,Y,Zfor1hour 
 Shock - <196.1m/s
2
(20G) 
 Immunity - IEC61000-4-2(lv2,3),-3(lv3),-4(lv3),-5(lv3,4),-6(lv3),-8(lv4),-11,EN60601-1-2;2015(Ed4) 
 SafetyAgencyCertications - EN/IEC/UL/ES/CSA60601-1,EN/IEC/UL/CSA60950-1,CEMark 
 Conducted&RadiatedEMI - EN55011-B,FCCClassB(RadiatedClassA) 
 Weight(Typ) g 850 
 Size(LxWxH) mm 190x87x40
 Warranty yrs 3
0HGLFDO
Notes:
(1)Deratelinearlyto80%loadfrom115to85VACinput   
(2) 115/230VACinput
(3)Referstoinputpowerduringremoteoffandstandby,5V&12Vfansupplyatnoloadconditions
(4)CycleACtoreset
*
Suitable for B & BF rated medical equipment