Eaton Cutler-Hammer Digitrip RMS 910 Instructions Manual

Also see for Digitrip RMS 910: Instructions Instructional Leaflet Instruction leaflet

I.L29-889APage16THETRIPUNIT.FOLLOWTHE INSTRUCTIONSGIVENINSECTION4.1FORREMOVING THEVOLT-AGE DISCONNECTPLUG TO ISOLATE THETRIPUNIT BEFORE PERFORMINGDIELECTRICTESTSONTHECIRCUIT BREAKER. SEEALSOTHESPECIFICDIELECTRICTEST PROCEDURESINTHE APPLICA-BLECIRCUIT BREAKER INSTRUCTIONLEAFLET,LISTED IN SECTION6.Short DelayTime[~4~|Sec01.6AuxiliaryPowerModuleTheAuxiliaryPowerModuleor APM(Cat.No.PRTAAPM),illustratedin Fig.7,is an encapsulatedpowersupply thatrequiresa 120VACinputateither50or 60 Hz.Itprovidesanoutputof 32Vdc(nominal40 Vdcopen circuit) whichisused during testingofthe DigitripRMS910TripUnit,whenever120VACcontrolpower isnotavailableto the Power/RelayModule.(SeeSection1.4.)Whenadrawoutcircuit breakerisequipped withaDigitrip RMS910TripUnit,itcanbeconvenientlysetandtested whilethe circuitbreakeriseitheroutofitscellor initscellinthe“Test”,“Disconnect”or“Withdrawn”posi-tions byusing theAuxiliary Power Module..The AuxiliaryPowerModule isequippedwithauniqueplug-inconnectorsuitable onlyforpluggingin tothekeyedreceptacle intheupper right cornerofa DigitripRMS TripUnitas shown in Fig.1.Thisavoidstheinad-vertentuseofan incorrecttypepower module.TheAPMis suitablefor use with olderDigitrip RMS500,600,700,800,aswellasnewerRMS510,610,810 and910Models.Available Settings1,.2,.3,.4,.5,SecondswithFlatResponser~i..'I2tShapeReturnstoFlatResponseatCurrentsHigherthan8xlr.1*..3»,.5*Secondswithl2tShapeInViewing WindowIndicatesl2tShapeFig.8.4Short Delay TimeSettingsAvailable Settings*2,2.5,3,4,5,6,Ml,M2*SettingInst.I•(Tjxln;In MultiplesofRatingPlugAmperesOn) 2.0ULListedDevicesDigitrip RMS910TripUnitsare“Listed”by theUnderwrit-ers Laboratories,Inc.®underUL File E7819,foruseintypesDS,DSL,SPB andSeries C®R-Frame circuitbreakers.0 0M1andM2ValuesareSpecifiedonRatingPlugFig. 8.5Instantaneous Current SettingsThe primaryvoltage connectiontothe Potential Trans-former Moduleismade throughadisconnecting plug(see Figs. 2)that can be located either onthemodule(asshown in Fig.6)or on the side of the circuit breaker,asindicated in the applicable circuit breaker instructionleaf-let.(See Section 6.)Available SettingsifTTruGnd-FaultSettingfilx lnA,B,C,D,E,F,H.K© SpecificValuesGivenonCircuitBreaker Time-CurrentCurve andinTable1CAUTIONAPPLYING VOLTAGES GREATER THEN600VAC TOTHE PRIMARY CONDUCTORS OF THE CIRCUITBREAKER, SUCH AS FOR DIELECTRIC WITHSTANDTESTING, CAN POSSIBLY DAMAGE THE PTM ORFig.8.6 GroundFault Current Settings"N Effective May 1997