Embedded Power for
Business-Critical Continuity
LPS350 Series
350 Watts
Special Features
•Activepowerfactorcorrection
•IECEN61000-3-2compliance
•Remotesenseon
•Powerfailandremoteinhibit
•Singlewirecurrentsharing
•Built-inEMIfilter
•2Supervisoryoutput5Vand12V
•Overvoltageprotection
•Overloadprotection
•Thermaloverloadprotection
•DCpowergood
•130KHzswitchingfrequency
•Optionalwithfancover-CF
•Cover-C
•Optionalend-mountedfan-CEF
Total Power: 350 Watts
Input Voltage: 85-264 Vac
120 - 300 Vdc
# of Outputs: Single
Electrical Specifications
Safety
Input
Inputrange 85-264VAC;120-300VDC
Frequency 47-440Hz
Inrushcurrent 38Amax,coldstart@25°C
Efficiency 75%typicalatfullload
EMIfilter FCC Class B conducted and radiated
CISPR22ClassBconductedandradiated
EN55022ClassBconductedandradiated
VDE0878PT3ClassBconductedandradiated
Power factor 0.99 typical
Safetyground
leakagecurrent
0.5mA@50/60Hz,264VACinput
Output
Maximumpower Withcover:350Wwith30CFMforcedair,(-C)(-CF)(-CEF)
Adjustmentrange 2:1wideratio
Supervisoryoutput 5V@500mAregulated,12@150mAx2
Hold-uptime 20ms@350Wload,115VACnominallineatfactoryvoltagesettings
Overloadprotection Shortcircuitprotectiononalloutputs.Caseoverloadprotected@
110-145%abovepeakrating
Overvoltageprotection 5Voutput:5.7-6.7VDC.Othermodels10%to25%abovenominaloutput
VDE 0805/EN60950(IEC950)
21310-3336-0001
UL UL1950 EI86249
CSA CSA22.2-234Level5
LR109492C
NEMKO EN60950/EMKO-TUE
P98102115(74-sec)203
BABT EN60950/BS7002608857,
608858,609097
CB Certificate and report
5734,6280,6281
CE Mark(LVD)
Rev. 11.27.12
LPS350 Series
1 of 3
Embedded Power for
Business-Critical Continuity
OrderingInformation
Model
Number
Output
Voltage
Minimum
Load
Maximum Load
with Convection
Cooling
Peak Load 1Regulation 2Ripple P/P
(PARD)3
LPS352-C 5V(3-6V) 0A 70A 80A ±2% 50mV
LPS353-C 12V(6-12V) 0A 29.2A 33A ±2% 120mV
LPS354-C 15V(12-24V) 0A 23.3A 26A ±2% 150mV
LPS355-C 24V(24-48V) 0A 14.6A 16A ±2% 240mV
1.Peakcurrentlasting<30secondswithamaximum10%dutycycle.
2.At25°Cincludinginitialtolerance,linevoltage,loadcurrentsandoutputvoltagesadjustedtofactory
settings.
3.Peak-to-peakwith20MHzbandwidthand10µFinparallelwitha0.1µFcapacitoratratedlinevoltage
andloadranges.
4.IfoptionalCForCEFfansarenotused,30CFMforcedaircoolingneedstobeprovidedandisrequired
throughthelengthofthepowersupply.Notconvectionrated.
5. Outputvoltageadjustmentrequiresa1Aload.
6. RemoteinhibitresetsOVPlatch.
Note:-CFsuffixaddedtothemodelnumberindicatescoverwithfan,
-CEFsuffixaddedtomodelnumberindicatesend-mountedfanchassis.
Rev. 11.27.12
LPS350 Series
2 of 3
Operatingtemperature: 0°to50°Cambient;
derateeachoutputat2.5%perdegreefrom50°to70°C
Storagetemperature: -40°Cto+85°C
Temperaturecoefficient: ±0.4%per°C
Electromagnetic
susceptibility:
DesignedtomeetIEC801,-2,-3,-4,-5,-6,Level3
Humidity: Operating;non-condensing5%to95%
Vibration: Threeorthogonalaxes,sweepat1oct/min,5min.
dwellatfourmajorresonances0.7Gpeak5Hzto500Hz,
operational
MTBFdemonstrated: >550,000hoursatfullloadand25°Cambientconditions
EnvironmentalSpecifications
LogicControl
Power failure TTLlogicsignalgoeshigh50-150msecafter5Voutput.It
goeslowatleast4msecbeforelossofregulation
Remoteon/off Requiresanexternalcontact(N.OorN.C)toinhibitoutputs
DC-OK TTLlogicgoeshigh50-150msecafter5Voutput.Itgoeslow
whenthereislossofregulation
Remotesense Compensatesfor0.5Vleaddropmin.Willoperatewithout
remotesenseconnected.Reverseconnectionprotected
Mating Connectors
SK3 Molex:22-01-1104
PINS:08-70-0057
SK4 Molex22-01-3027
PINS:08-50-0114
SK5 Molex22-01-3027
PINS:08-50-0114
SK6 Molex22-01-3027
PINS:08-50-0114
AstecConnectorKit#70-841-011,includesallof
theabove.
PinAssignments
SK1 PIN1 Neutral
PIN2 Line
PIN3 Ground
SK3 PIN1 N/C
PIN2 N/C
PIN3 +Sense
PIN4 - Sense
PIN5 POK
PIN6 C.Share
PIN7 DC-OK
PIN8 Inhibit(N.O.)
PIN9 Inhibit(N.C.)
PIN10 COM
SK4 PIN1 +Fan1
(12V@150mA)
PIN2 – Common
SK5 PIN1 +5Vaux
(5V@100mA)
PIN2 – Common
SK6 PIN1 +Fan2
(12V@150mA)
PIN2 – Common
Embedded Power for
Business-Critical Continuity
Rev. 11.27.12
LPS350 Series
3 of 3
MechanicalDrawing
5.0 (127.0) 2.5
(63.5)
1.18 (30.0)
3.5
(88.9)
Optional 
(-CEF) 
Cover 
with fans
9.0
(228.6)
6.64
(168.6)
3.42 (87.0)
.79
(20)
1
3 2 1
5 (5 a)
ve -ve
erinal
lo 1
4 Fan
6-32 C (8 plaes)
5.46
(138.6)
8.52
(216.4)
3 (4 plaes)
3.68
(93.6)
3.15
(80)
2.17
(55)
.55
(14) 1.30
(33.0)
(-CF)
Cover 
with fan
10.78
(273.8)
1
.24 (6.1)
6-32 (2 plaes)
ain Otpt
3
12345678910
6 Fan
6-32 (3 plaes)
3 (6 plaes)
Notes:
1. Specificationssubjecttochangewithoutnotice.
2. Alldimensionsininches(mm),toleranceis±.02”.
3. Specificationsareatfactorysettings
4. ToenablenormallyclosedRemoteInhibit,cutjumperJ1.
5. Mountingmaximuminsertiondepthis0.12”.
6. Warranty:2year
7. Weight:3.6lb./1.64kg.
Americas
5810VanAllenWay
Carlsbad,CA92008
USA
Telephone:+17609304600
Facsimile: +17609300698
Europe (UK)
Waterfront Business Park
MerryHill,Dudley
WestMidlands,DY51LX
UnitedKingdom
Telephone:+44(0)1384842211
Facsimile: +44(0)1384843355
Asia (HK)
14/F,LuPlaza
2WingYipStreet
KwunTong,Kowloon
HongKong
Telephone:+85221763333
Facsimile: +85221763888
Forglobalcontact,visit:
www.Emerson.com/EmbeddedPower
techsupport.embeddedpower
@emerson.com
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accuracyandcompletenessinthisliterature,Emerson
NetworkPowerassumesnoresponsibility,anddisclaims
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information or for any errors or omissions.
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logoaretrademarksofEmersonElectricCo.
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