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Emerson MPR15 Series, MPR25 This page is left blank intentionally, Low voltage disconnect

Models: MPR15 Series MPR25

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UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001

Page 72

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Emerson MPR15 Series, MPR25 user manual This page is left blank intentionally, Low voltage disconnect

Contents

MPR25 / MPR15 Series, Single Phase − 25A Switch Mode RectifierAstec Advanced Power Systems Installation and User ManualPage MPR25 / MPR15 Series, Single Phase − 25A Switch Mode RectifierAstec Advanced Power Systems Installation and User ManualPage Publication history SeptemberJanuary NovemberFebruary 15 October6 Publicaton history UM5C06B / C 169-2071-500 P0711722 Standard 10.00 MayContents SpecificationsAbout this manual IntroductionPower shelf Installation and start-up procedures25A Switch Mode Rectifier NT5C06B / C Installation and User Manual MaintenanceContents Low voltage disconnectList of Figures Appendix C Recommended replacement partsAppendix D Technical service assistance Appendix B NT5C10CO shelfList of Tables 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualFigure 37 - System application - NT5C10CA-1/2, NT5C10CB-1/2, 3/4, 5/6 NT5C10CC-1/2, NT5C10CD-1/2, NT5C10CE-1/2, NT5C10CF-1/2List of Procedures 12 ContentsUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Safety precautions About this manualPurpose of this manual How this manual is organizedThis page is left blank intentionally 14 About this manualUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Introduction ApplicationsTable 2 - Rectifier feature summary Rectifier modelsTable 1 - NT5C06B/C models MODELSpecifications MechanicalElectrical Rectifier voltage and current 20 A AC breakerOutput voltage Output noise and rippleFloating EqualizingEfficiency and power factor Acoustical noiseReliability Heat dissipationTransportation StorageOperation Rectifier operationIndicator lamps Display and rear interface DisplayLocal float / equalize control Figure 1 - NT5C06B/C Rectifier front viewRectifier failure alarm RFA Fan failure alarmInternal high voltage shut down HVSD Local ON/OFF control DC and optional AC breakersFan cooling assembly Test points V+Current meter Fan filter optionSignal connector Power interface edge connectorFeatures Operating features Remote voltage sensingMonitoring features Input AC voltage monitor AC inrush currentSequential start Parallel operationMeasurement features Remote rectifier current measurement Control features Remote ON/OFF controlOutput current monitor Remote high voltage shutdownLocal/remote high voltage shutdown reset Signal connectionsRemote equalize control Figure 3 - Signal Connector Rectifier and controller interface connections SignalDesignation DescriptionPower shelf MechanicalTable 4 - Power Shelf Feature Summary FEATURESMPS75S MPS75EPEC Code ColorWhen hooked up to an external RPM1000, order a Hot Stand By HSB and an equalize switch assemblyWhen used with the I/F PCB option, order kit P0736446 When used with an RPM1000C, order P0736447To use the optional AC Fail Alarm, order NT5C10KC A0627571Table 7 - Modular power shelf system application signal availability 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualOperation AC FAILFigure 4 - 19-inch power shelf front view Table 8 - List of abbreviations used in Tables 6 andFigure 5 - 23-inch power shelf front view Figure 6 - Power shelf NT5C10BJ or NT5C10BK exterior viewFigure 7 - Power shelf NT5C10BJ or NT5C10BK interior view 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualFigure 8 - Power shelf NT5C10BM e/w EQL switch assembly Figure 9 - Power shelf NT5C10CO equipped with start delay LEDElectrical 25 A 50 A75 A 46 V DC to -57 V DCEnvironmental StorageTemperature Installation and start-up procedures Installation procedureProcedure 1 - Power shelf installation Position the power shelf against the rackFigure 10 - 19-inch power shelf Figure 11 - 23-inch power shelf42 Installation and start-up procedures UM5C06B / C 169-2071-500 P0711722 Standard 10.00 MayCabling the power shelf Figure 12 - 19-inch power shelf NT5C10BF and NT5C10BP onlyShelf configuration 19-inch system shelf NT5C10CA-1/2 19-inch embedded shelf NT5C10BF-1 and NT5C10BP19-inch embedded shelf NT5C10BA-1/2 19-inch embedded shelf NT5C10BA-3/419-inch embedded shelf NT5C10BA-5/6,NT5C10BB-3/4 19-inch embedded shelf NT5C10BB-1/223-inch embedded shelf NT5C10BC-1/2 23-inch system shelf NT5C10CB-3/4, NT5C10CE, NT5C10CF, NT5C10CH23-inch embedded shelf NT5C10BC-3, NT5C10BD-3 23-inch embedded shelf NT5C10BM23-inch embedded shelf NT5C10BL 23-inch embedded shelf NT5C10BJ, NT5C10BKProcedure 2 - Common bussed AC connection - side access 23-inch system shelf NT5C10CO2 Mount conduit connector with lock nut 3 Run and connect wires as illustrated48 Installation and start-up procedures P0711722Procedure 3 - Individual AC connection - side access old vintage Figure 16 - Embedded shelf left view - Individual AC - side accessProcedure 4 - Individual AC connection-side access StepProcedure 5 - Individual AC connection - side access CAUTIFR GRD StepFigure 18 - System shelf left view - common bussed AC - rear access Procedure 6 - Common bussed AC connection - rear accessStep Procedure 7 - DC connection - side access 2 Insert the bushings, run and connect the wires as illustratedStep Power plant interface - signal cabling Procedure 8 - DC connection - rear accessStep Rectifier and Controller interface connectionsNT5C10BA-1/2, NT5C10BF-1 and NT5C10BP hot standby power shelf Table 9 - Standard system application signal cable connectionsSIGNAL DESIGNATIONNT5C10BA-3/4 special operating signal - AC fail NC NT5C10BJ & NT5C10BKTable 10 - J1, J2 and J3 connector pin assignment Connector J1 & J2Connector J3 NT5C10BMInstalling the rectifier Procedure 9 - Rectifier installationNT5C10KC NT5C10COFigure 21 - Rectifier AC and DC power internal cabling harness Cabling the rectifierOperating voltage LVD installation in the shelf Procedure 10 - LVD installation in the shelfRe-install the small LVD faceplate Figure 22 - Embedded shelf - LVD connections - rear accessStart-up procedure Factory set voltage limits Figure 23 - Embedded shelf - LVD connections - side accessRectifier power-up Procedure 11 - Rectifier power-upStep HVSD adjustment Procedure 12 - HVSD adjustmentRe-adjust if needed return to step Figure 24 - Embedded shelf quick disconnect for sense sectional viewFloat voltage adjustment Equalize voltage adjustmentProcedure 13 - Float voltage adjustment Procedure 14 - Equalize voltage adjustmentParallel verification DANGERProcedure 15 - Parallel verification to reach full stability prior to final adjustmentLow voltage disconnect LVD Turn all the DC breakers to the ON positionAdjustment for the 50 A LVD unit Rel. 02, 02A, 3 & 3A Procedure 16 - Low voltage disconnect adjustmentProcedure 17 - LVD 50 A adjustment for unit release 02, 02A, 3 and 3A StepLow voltage alarm LVA adjustment LVD/low voltage disconnect / reconnect LVDR adjustmentProcedure 18 - Low voltage alarm adjustment Procedure 19 - Low voltage disconnect/reconnect adjustmentRectifier replacement/add-on procedure Procedure 19 - Low voltage disconnect/reconnect adjustment continuedStep ActionLow voltage disconnect ElectricalEnvironmental StorageControl and monitoring signals Figure 26 - Low voltage control and monitoring signalsDC cabling Figure 25 - Low voltage disconnect connectionsTest feature OperationSignal connections The battery voltage is monitored by the low voltage disconnect and low voltage alarm circuit LVA. When the voltage drops to approximately -47 V DC, the LVA LED lights up and the alarm is extended to the terminal blockThis page is left blank intentionally 72 Low voltage disconnectUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Maintenance Maintenance RectifierProcedure 20 - Float/equalize and remote equalize Momentarily hold the FLT/EQL switch to EQL for local equalizePower shelf FilterFan cooling DANGERTroubleshooting Rectifier fail alarm Low voltage disconnectFan replacement procedure DANGER Procedure 21 - Fan replacementFan failure Load sharingProcedure 21 - Fan replacement continued Verify and ensure that the fan spins freely, without interferenceStep cooling applicationFigure 27 - Fan assembly Low voltage disconnectFault diagnosis SymptomPossible cause The switch is on the Test/Bypass position80 Maintenance This page is left blank intentionallyUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Figure 28 - System application power shelf MPS50S and MPS75S References25A Switch Mode Rectifier NT5C06B / C Installation and User Manual NT5C10 SYSTEM APPLICATION POWER SHELFFigure 29 - Embedded application power shelf MPS50E and MPS75E NT5C10 EMBEDDED APPLICATION POWER SHELF82 References UM5C06B / C 169-2071-500 P0711722 Standard 10.00 MayFigure 30 - Low voltage disconnect 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualNT6C13 LOW VOLTAGE DISCONNECT FOR THE NT5C10 POWER SHELF ReferencesFigure 31 - Power shelf wiring figure index Embedded application 19 BrownEmbedded application 19 Oxford grey Embedded application 19 BrownFigure 32 - NT5C10BA-5/6 and NT5C10BB-1/2, 3/4 embedded application 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualReferences Figure 33 - NT5C10BA-1/2 embedded application 86 ReferencesUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Figure 34 - NT5C10BA-3/4 embedded application 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualReferences AC RELAYFigure 35 - NT5C10BD embedded application 88 ReferencesUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Figure 36 - NT5C10BD and NT5C10BP embedded applicationReferences OUTPUT90 References TO FIRSTCIRCUIT UM5C06B / C 169-2071-500 P0711722 Standard 10.00 May25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References92 References UM5C06B / C 169-2071-500 P0711722 Standard 10.00 May25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References94 References P071172225A Switch Mode Rectifier NT5C06B / C Installation and User Manual ReferencesTO -48VDC OUTPUT P073644296 References Figure 43 - Embedded application NT5C10BLUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Figure 44 - Embedded application NT5C10BM e/w NT5C10KB 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualReferences Figure 45 - System application NT5C10CO 98 ReferencesUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Figure 46 - Application NT5C06B/C 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualReferences FIG. 41AThis page is left blank intentionally 100 ReferencesUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Table 11 - Application configuration table AlarmsAppendix A NT5C10BF-1 and NT5C10BP PurposeAlarms Power and signal lead terminationFactory set voltage limits FTOP applicationTable 12 - Application configuration table Rectifiermain/standby AlarmsGeneral requirements Power shelf size Shelf labelingTB1-5 TB1-6NT5C10CO power shelf Description Appendix B NT5C10CO shelfGeneral Technical specifications Power-up and verification Verification Procedure 22 - Power-up and verificationPlug the AC power plug into the wall receptacle procedure” chapter of this manualAdjustment and verification Procedure 23 - Adjustment and verificationOPEN CLOSEDProcedure 23 - Adjustment and verification continued No alarm indication on the system monitoring unit afterSet the timer switch as shown in the following illustration No RFA alarm signal shall be sent to the system monitoringNT5C06BB,BB-1,BB-3,BC Rel.10 NT5C06CA,CA-1,CA-3,CA-5,CC Rel.10 Troubleshooting Table 13 - Systems equipped with NT5C10CO power shelf fault diagnosisThis page is left blank intentionally 112 Appendix B NT5C10CO shelfUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Appendix C Recommended replacement parts 25A Switch Mode Rectifier NT5C06B / C Installation and User ManualA0370200 P0710139114 Appendix C Recommended replacement parts This page is left blank intentionallyUM5C06B / C 169-2071-500 P0711722 Standard 10.00 May Appendix D Technical service assistance Local toll-free prefixesCountry Toll-free technical assistance numbers United StatesCanada In EuropeAbbreviations and acronyms HVSDLVDR FAN ALMThis page is left blank intentionally 118 Abbreviations and acronyms167-2071-500 Standard 8.0 May Page MPR25 / MPR15 Series, Single Phase NT5C06B/C25A Switch Mode Rectifier Installation and User Manual