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American Power Conversion MX28B2400, MX28B4800 manual 6-5 Telecom Fuses

Models: MX28B2400 MX28B4800

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Telecom Fuses

Telecom fuses in sizes ranging from 70 – 600 Amps are available. A panel in each rectifier bay will accommodate 4 fuse holders. Typical fuse numbering is Bay 1: Fuse 1-4, Bay 2: Fuse 5-8, Bay 3: Fuse 9-12 and Bay 4: Fuse 13-16. Only one fuse can be hooked up to any alarm wire. Refer to the following pictures for more information.

Figure 3.6-5 Telecom Fuses

MX28B1200/2400 MX28B1200/4800 –48 VDC User’s Manual

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American Power Conversion MX28B2400, MX28B4800 manual 6-5 Telecom Fuses

Contents

Document # 990-1148A MX28B1200/2400 MX28B1200/4800 48 VDC POWER SYSTEMS User’s ManualTable of Contents REMOTE MONITORING 4 COMMISSIONING AND PREVENTIVE MAINTENANCEOPERATION 9 APC WORLDWIDE CUSTOMER SUPPORT PREVENTIVE MAINTENANCESPECIFICATIONS LIMITED PRODUCT WARRANTYDescription Revision HistoryRevision Date1.2. General Precautions 1 Safety First1.1. Warning Symbols 2.1. General Information 2.2. How to Use This Manual2 Introduction Page Figure 2.2-1 MX28B-1200 -48 VDC Power Plant Rectifier BayMX28B1200/2400 MX28B1200/4800 -48 VDC User’s Manual Page Figure 2.2-2 MX28B Block DiagramMX28B1200/2400 MX28B1200/4800 -48 VDC User’s Manual Room / Location 3 Installation3.2. Mechanical Installation 3.1. Unpacking EquipmentFigure 3.2-1 Floor Mounting Dimensions Power Bus ConnectionsMounting Figure 3.2-2 MX28B-1200-2400 has a maximum Figure 3.2-4 Splice Plate InstallationMX28B1200/2400 MX28B1200/4800 -48 VDC User’s Manual PageFigure 3.2-5 Circuit Breaker / LVD Expansion Board Circuit Breaker/LVD Ribbon Cable ConnectionsVentilation 3.3. AC Power ConnectionsFuse Alarm Ribbon Cable Connections Figure 3.3-1 AC Input Wiring Planning the Battery Installation 3.4. Battery ConnectionsFigure 3.4-1 Battery Cable Connection Locations Connecting the Battery CablesFigure 3.4-3 Battery Probe Installation 3.5. DC System GroundingFigure 3.4-2 Battery Probe Connection DC Plug-in Circuit Breakers 3.6. DC Power Output Over-Current ProtectionFigure 3.6-1 DC Distribution Front Cover Opened Figure 3.6-3 Plug-in Circuit Breaker Kits Figure 3.6-2 Plug-in Circuit BreakersFigure 3.6-4 Bolt-in Circuit Breakers DC Bolt-in Circuit BreakersFigure 3.6-5 Telecom Fuses Telecom FusesPlug-in Circuit Breaker Installation 3.7. Installation of Circuit Breakers and FusesFigure 3.7-2 Circuit Breaker Alarm Wiring Bolt-in Circuit Breaker InstallationFigure 3.7-3 GMT Fuse Temperature De-rating Chart Telecom Fuse InstallationGMT Fuse Installation AMBIENT TEMPERATURECircuit Breaker Connections 60-100 Amps 3.8. Load ConnectionsCable Size Considerations Circuit Breaker Connections 1 to 50 Amps“Smart” Cable DB9 Connection 3.9. Monitoring and Relay Output ConnectionsGMT Fuse Connections Front Panel DB9 ConnectionRelay Output Connections RJ45 Ethernet ConnectorAlarm Terminals 3.10. External Alarm Input ConnectionsExternal Alarm Source non-alarm state3.11.Rectifier Module Installation 4.1. Pre-Commissioning Inspection 4 Commissioning and Preventive MaintenanceElectrical Installation Battery Visual and Safety InspectionInitial Set-up AC Power Up4.2. Commissioning LVD Test DC Power UpBattery Power Up Rectifier TestOutput Relays Battery Temperature CompensationCircuit Breaker/ Fuse Test User Inputs4.3. Final Inspection 5 Operation AC Input PowerDC Output Power Rectifier alarms reportingSystem Current 5.3. System ManagementSystem Output Capacity System Voltage Control5.4. DC Distribution 5.5. Battery ManagementSystem Status and Alarm Reporting Battery Charging and ProtectionFront Panel User Interface 5.6. Controls and IndicatorsBattery/Load Low Voltage Disconnect MX28B-1200 + STATUS ALARMS SYSTEM MODULES BATT PIN OEM Parameter Locations, Descriptions, and Default ValuesDESCRIPTION Parameter Locations, Descriptions, and Default ValuesDEFAULT SETTINGS PARAMETER NAMEPage MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualDISPLAY SCREENS DEFAULT SETTINGSPARAMETER NAME DESCRIPTIONT h i r d L e v e l Control Unit Menu StructureT o p L e v e l S e c o n d L e v e lT h i r d L e v e l T o pL e v e l S e c o n d L e v e lS e c o n d L e v e l MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage T o p L e v e lT h i r d L e v e l T o pL e v e l S e c o n d L e v e lT h i r d L e v e l T o pL e v e l S e c o n d L e v e lS e c o n d L e v e l MX28B1200/2400 MX28B1200/4800 -48 VDC User’s ManualPage T o p L e v e lSection 5.7. Alarm Outputs Output RelaysFront Panel LED Indicators 5.8. External Alarm Inputs Input Relays 6.2. Physical Connections 6.3. Command and Monitoring Protocol6 Remote Monitoring 6.1. Description7.2. Inspection 7 Preventive MaintenanceSystem Visual and Safety Inspection 7.1. EquipmentBattery Visual and Safety Inspection 7.3. TestSystem Voltage Test Rectifier Current TestRectifier Current Share Test Rectifier Alarm TestSystem Temperature Test Battery Current TestLVD Test Battery Temperature TestBattery Preventive Maintenance Procedure 7.4. Final Inspection 1MRF28H54BV50 Rectifiers 8 Specifications8.1. AC Input 1MRF28H54BV RectifiersRectifiers 8.3. Controls and IndicatorsPower Shelf Control Unit 8.6. Compliance 8.4. Mechanical8.5. Environmental Worldwide 9 APC Worldwide Customer SupportUS and Canada Toll FreeWarranty Obligations - Repair or Replacement 10 Limited Product WarrantyTerms of Warranty Warranty Procedure