Cut Sheet

ManualsBrandsAppleton ManualsExplosion-ProofAPP MERCMASTER III EN

• Mogulbaseporcelainsocketwithnickel-platedcontactshas

392°C/200°Cweldedleads,prewiredtotheballast.Assures

trouble-freeoperationininstallationswherehighambient

temperaturesareencountered.

• HPSballastsareHighPowerFactor(min.P.F.90%).

• Awiderangeofvoltagesavailable(120to600Volt)andballast

types(Reactor,CWA,CWIandSuperCWA).

• AllMercmasterIIImountinghoodshaveprovisionforeasyeld

installationoffusesinxtures(seefusekitlistingsinthiscatalog

section).

• Forelectricalprotection,agroundwireisprovidedoneach

Mercmastertobondhoodandballasthousing.

• TheAExnAnR/ExnR(V)factorysealedMercmasterIII

preventsvaporsandgasesfromenteringtheglobechamber.

Therearenosealsorputtyrequiredwhichwillreduce

installationtimeandinstallationerrors.

• TheAExnRMercmasterIIIxturerequiresallwiringentriesto

besealed.

Standard Materials

• Mountinghoods,ballastbodiesandguards:copperfreecast

aluminum(lessthan4/10of1%)

• Exposedhardware:stainlesssteel;latchassemblieshave

stainlesssteelboltandcaptivenut;reectorsandguardsattach

withstrainlesssteelscrewsthreadingintostainlesssteelinserts.

• Reectors:Fiberglassreinforcedwhitepolyester

• Globes:heat-resistantprismaticglass

• Refractors:heat-resistantprismaticglass

Standard Finishes

• Mountinghoods,ballastbodies,guards:epoxypowdercoat

nish,electrostaticallyappliedforcomplete,uniformsurface

protection

• Reectors:whitepolyesternish

Options

• AExnAnRxturesareavailablewithaClassI,Zone2rating.

Addsufx-Z2.

• AExnRxturesareavailablewithaClassI,Zone2rating.Add

sufx-ZB.

• ExnRxtures,addsufx-Z V.

• Fusescanbeeld-installedonMercmasterIIIxtures.Kits

includefuseblock,wireconnectorsandscrewsforattachingto

mountinghood.FixtureswithfusesdonotcomplywithMarine

TypeElectricFixturesOutsideType(SaltWater)requirements

formarinelisting.Forfusekits,seeElectrical Specications and

Fuse Kitspage.

• HotRestrikewillrestrikeHPSlampimmediatelywhenpoweris

restoredafteramomentarypowerinterruption.Addsufx-R.

• SmartHotRestrikewillimmediatelyrestrikeHPSlampwhen

powerisrestoredafteramomentarypowerinterruption.The

smartfunctionremovesthehotrestrikeignitorfromthecircuit

ifthelampburnsoutorisremovedfromthesocket.Eliminates

starterfailurescausedbyprolongedoperationwithcyclingor

failinglamps.Addsufx-SR.

• SmartStarterincorporatesa1-1/2-minutetimerandperforms

asaconventionalstartertonormallystartlamp.Removes

itselffromcircuitiflampburnsoutorisremovedfromsocket.

Eliminatesstarterfailurescausedbyprolongedoperationwith

cyclingorfailinglampsandsimpliesndingtheirlocation,

reducingmaintenanceandrepaircosts.AvailableforallHPS

andPSMHxtures.Addsufx-S.

• Optionalphotocellforallxturesexceptconeandceilingmount

providesautomatic“on-off”control.

• QuartzAuxiliarycomestofullbrightnessimmediatelyand

remainslituntiltheHIDlampattains60-70%offullillumination.

QuartzAuxiliarysuppliedwithrelayswitchandsockettoaccept

120Vquartzdoublecontactbayonetbaselamp(notincluded).

Addsufx-Etoxturecatalognumber.

‡

Certifications and Compliances

• ULStandard:UL1598,UL1598A,UL844,UL60079-0,UL

60079-15

• ULListed:E10444

• PSMH250N,MTFixturesarenonUL.