313

process

yellow

3405

1797

1375

116

2607

652

242

2985

375

240

Embedded Power for

Business-Critical Continuity

Rev.4.20.09_129

NLP250-DC Series

4 of 4

Americas

5810VanAllenWay

Carlsbad,CA92008

USA

Telephone:+17609304600

Facsimile: +17609300698

Europe (UK)

WaterfrontBusinessPark

MerryHill,Dudley

WestMidlands,DY51LX

UnitedKingdom

Telephone:+44(0)1384842211

Facsimile: +44(0)1384843355

Asia (HK)

14/F,LuPlaza

2WingYipStreet

KwunTong,Kowloon

HongKong

Telephone:+85221763333

Facsimile: +85221763888

Forglobalcontact,visit:

www.PowerConversion.com

techsupport.embeddedpower

@emerson.com

Whileeveryprecautionhasbeentakentoensure

accuracyandcompletenessinthisliterature,Emerson

NetworkPowerassumesnoresponsibility,anddisclaims

allliabilityfordamagesresultingfromuseofthis

informationorforanyerrorsoromissions.

EmersonNetworkPowerandtheEmerson

NetworkPowerlogoaretrademarksand

servicemarksofEmersonElectricCo.

©2008EmersonElectricCo.

EmersonNetworkPower.com

Embedded Computing

Embedded Power

Monitoring

Outside Plant

PowerSwitching&Controls

Precision Cooling

Racks&IntegratedCabinets

Services

Surge Protection

Emerson Network Power.

Thegloballeaderinenabling

business-criticalcontinuity.

AC Power

Connectivity

DCPower

OutputPower(Watts)

DERATING CURVE Output Power (Watts)

0 C

10 C

20 C

30 C

40 C

50 C

60 C

70 C

0 W

175 W

250 W

200 LFM (1.0 m/s)

FORCED AIR COOLING

NATURAL FREE AIR

CONVECTION COOLING

87 W

125 W

75 W

Connector and Mating Connector Types

Connector

Type

Mating Connector Type

J1

Molex10-84-5030(4202series)

Molex50-84-1035(42021series)orequivalentwithMolex

02-08-1001(42024series)orequivalentcrimpterminals

J2

Molex

Molex90142-0010

Molex90119-2110crimpterminals

TER1

TER2

Terminal block

Terminalblockcontains#6-32screwwithclamp

MaxTorquetp1.36Nm(12in.lb)

Pin Connections

J1

Pin1

-48Vdc

Pin2

Ground

Pin 3

Return

J2

Pin1

N/C

Pin2

-VORemoteSense

Pin 3

+VORemoteSense:Loadcompensationfor0.2Vto0.5Vdropatload(sensepoint)

Pin4

5VStandby

Pin5

SignalCommon(RTN):5Vstandbyand12Vfans

Pin6

12VDCFanVoltage

Pin 7

SignalCommon(RTN):5Vstandbyand12Vfans

Pin8

Inhibit:Aclosedcontact(Low)willshutdownPSUmainoutputwithin200ms(typical)

Pin9

DCPowerGood:Vo>-8%ofnominal=LogicHI,OutofRegulation=LogicLow

TER1

+12V

TER2

GND

DeratingCurve