Total Power: 250W Input Voltage: 38-60Vdc Outputs: Single Rev.4.2

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Total Power: 250W Input Voltage: 38-60Vdc Outputs: Single Rev.4.2

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NLP250-DC Series
Total Power: 250W Input Voltage: 38-60Vdc Outputs: Single
Rev.4.20.09_129 NLP250-DC Series
Special Features
-48VdcInput 250Wonmainchannelwith forced Lowprofilefits1Uapplications U-Channelformaximum thermalperformance 5Vstandbyoutput 12Vfanoutput Integratedcontroland monitoring features Overcurrent,overvoltageand overtemperatureprotection conducted noise standard RoHScompliant 2yearwarranty
ElectricalSpecifications
Input
Inputvoltagerange: Inputsurgecurrent: Inputvoltageprotection: Inputcurrent: Inputfuse: -48VdcNominal 60Vdc(coldstart) Reversepolarityprotected -48Vdc@250W UL/IEC127 200LFMforcedair Main output Auxiliaryoutputs -48VdcInput Main output 50-100% Stepat0.5A/µs Main output Cyclic operation Singles 5Vsb 12V(fan) 38-60Vdc 40Amax. T6.4AH,250Vac 250watts ±2.0% ±5.0% 2.0smax. 5.0%or250mV max.dev.,1msmax recoveryto1% ±0.04%/°C 115%,±5% Continuous 5V@1.0A 12V@1.5A
Output
Maximumpower: Totalregulation: (lineandload) Turn-ondelay: Transientresponse:
Temperaturecoefficient: Overvoltageprotection: Shortcircuitprotection: Minimumoutputcurrent: Auxiliaryoutputs: (SeeNote8,page3)
Safety
VDE0805/EN60950-1 IEC950/IEC60950-1 UL/cUL60950-1 CSA-C22.260950-1 CBCertificate CEMark(LVD)
Rev.4.20.09_129 NLP250-DC Series
EMCCharacteristics(5)
Conductedemissions: EN55022,FCCpart15 CISPR22,GR-1089 Core,ETSi300-386 EN61000-4-2 EN61000-4-2 EN61000-4-3 EN61000-4-4 EN61000-4-5 EN61000-4-6 -48VdcInput -48Vdc@250W Input/output Input/chassis LevelB
ESDair: ESDcontact: Radiatedimmunity: Fasttransients: Surge: Conductedimmunity:
Level3 Level3 Level3 Level3 Level3 Level3 4ms@250W 85%typ. 1500Vdc 1500Vdc 650g(22oz)
GeneralSpecifications
Hold-uptime: Efficiency: Isolationvoltage: Weight: TelcordiaSR-332
317,000hoursmin.
EnvironmentalSpecifications
Thermalperformance: Operatingambient, (Seederatingcurve) Non-operating 0°Cto50°Cambient, 200LFMforcedair 250LFMwithcover 0°Cto50°Cambient Convectioncooled 50°Cto70°Cambient, Convectioncooled Relativehumidity: Altitude: Vibration: Shock: Non-condensing Operating Non-operating 5-100Hz PerGR-63-Core Deratelinearly to50%load PerGR-63-Core 10,000feetmax. 30,000feetmax. PerGR-63-Core Zone4 175W -40°Cto+85°C 250W -5°Cto+70°C
Rev.4.20.09_129 NLP250-DC Series
OrderingInformation
OutputVoltage
Notes
Output Current Max(freeair)(1,4) Max(forcedair)(2,4) 14.6A
Ripple(3) 120mV
TotalRegulation ±2.0%
ModelNumbers(9,10) NLP250N-48S12J
capacitor. shouldexceed120°C.
suitableenclosure. present.
MechanicalDrawing
TER2 TER1
1.50
7.00
5.50
6-32 3/16 DEPTH
2.50
4.00
DeratingCurve
DERATING CURVE Output Power (Watts)
Americas
OutputPower(Watts)
(1.0 m/s) FORCED COOLING NATURAL FREE CONVECTION COOLING
5810VanAllenWay Carlsbad,CA92008 Telephone:+17609304600 Facsimile: +17609300698
Rev.4.20.09_129 NLP250-DC Series
Europe (UK)
WaterfrontBusinessPark MerryHill,Dudley WestMidlands,DY51LX UnitedKingdom Telephone:+44(0)1384842211 Facsimile: +44(0)1384843355
Connector Mating Connector Types
Connector
TER1 TER2
Asia (HK)
Type
Molex10-84-5030(4202series) Molex Terminal block
Mating Connector Type
Molex90142-0010 Molex90119-2110crimpterminals MaxTorquetp1.36Nm(12in.lb)
14/F,LuPlaza 2WingYipStreet KwunTong,Kowloon HongKong Telephone:+85221763333 Facsimile: +85221763888
Forglobalcontact,visit:
www.PowerConversion.com techsupport.embeddedpower @emerson.com
Connections
Pin1 Pin2 -48Vdc Ground Return -VORemoteSense 5VStandby 12VDCFanVoltage +12V
Pin1 Pin2 Pin4 Pin5 Pin6 Pin8 Pin9 TER1 TER2
Emerson Network Power. Thegloballeaderinenabling business-criticalcontinuity. Power Connectivity DCPower Embedded Computing Embedded Power Monitoring Outside Plant PowerSwitching&Controls Precision Cooling Racks&IntegratedCabinets Services Surge Protection EmersonNetworkPower.com
©2008EmersonElectricCo.

Total Power: 250W Input Voltage: 38-60Vdc Outputs: Single Rev.4.2

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