VDC Power Systems | American Power Conversion MX28B2400 instruction

MX28B1200/2400

MX28B1200/4800

-48 VDC POWER SYSTEMS

User’s Manual

(Document # 990-1148A)

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American Power Conversion MX28B2400, MX28B4800 manual VDC Power Systems

Contents

VDC Power Systems Table of Contents Commissioning and Preventive Maintenance APC Worldwide Customer Support Limited Product Warranty Revision Date Description Revision History General Precautions Safety First Introduction How to Use This ManualGeneral Information 1 MX28B-1200 -48 VDC Power Plant Rectifier Bay 2 MX28B Block Diagram Mechanical Installation InstallationUnpacking Equipment Room / Location Mounting Power Bus Connections 2 MX28B-1200-2400 has a maximum 5 Circuit Breaker / LVD Expansion Board Circuit Breaker/LVD Ribbon Cable Connections Fuse Alarm Ribbon Cable Connections AC Power ConnectionsVentilation 1 AC Input Wiring Planning the Battery Installation Battery Connections 1 Battery Cable Connection Locations Connecting the Battery Cables DC System Grounding 2 Battery Probe Connection DC Plug-in Circuit Breakers DC Power Output Over-Current Protection Breaker Part Number Rating 2 Plug-in Circuit Breakers 4 Bolt-in Circuit Breakers DC Bolt-in Circuit Breakers 5 Telecom Fuses Telecom Fuses Plug-in Circuit Breaker Installation Installation of Circuit Breakers and Fuses 2 Circuit Breaker Alarm Wiring Bolt-in Circuit Breaker Installation GMT Fuse Installation Telecom Fuse Installation Cable Size Considerations Load ConnectionsCircuit Breaker Connections 1 to 50 Amps Circuit Breaker Connections 60-100 Amps GMT Fuse Connections Monitoring and Relay Output ConnectionsFront Panel DB9 Connection Smart Cable DB9 Connection Relay Output Connections RJ45 Ethernet Connector NO-NC-C External Alarm Input Connections Rectifier Module Installation Electrical Installation Commissioning and Preventive MaintenanceBattery Visual and Safety Inspection Pre-Commissioning Inspection Commissioning AC Power UpInitial Set-up Battery Power Up DC Power UpRectifier Test LVD Test Circuit Breaker/ Fuse Test Battery Temperature CompensationUser Inputs Output Relays Final Inspection Technical Description OperationRectifier Management System Output Capacity System ManagementSystem Voltage Control System Current System Status and Alarm Reporting Battery ManagementBattery Charging and Protection DC Distribution Battery/Load Low Voltage Disconnect Controls and IndicatorsFront Panel User Interface Parameter Locations, Descriptions, and Default Values Status Alarms System Modules Batt PIN OEM No Alarms Alarm ItemAddress Switzer Batt HT Thr Batt HT Alm70.0 C Batt HV Alm Major Cir Bkr 1 Alm m+Cir Bkr 72 Almm+ Comp Hknee Fuse 16 Alm Fuse 1 AlmHw Batt C Almm+ Minor LVD Option LVD Reset48.00 LVD Trip Sec Out-Rly 1 Dly m+Out-Rly 6 Dly m+ Relay Major Rect 1 Desc DisableMRF28H54 Rect 1ofN Almm+ Sys HV Thr Sys HV AlmSys LT Alm Sys LT Thr 90025 Time Control Unit Menu Structure SYS MS System Module SET-ALM Setup DA V e l C o n d L e v e l I r d L e v e l U r t h L e v e l SYS Sysin Modrec AM Info Modfuse LM Alias Fuse MOD Modlvd Modlvd LM Param Front Panel LED Indicators Alarm Outputs Output RelaysSection External Alarm Inputs Input Relays Remote Monitoring Command and Monitoring ProtocolDescription Physical Connections System Visual and Safety Inspection Preventive MaintenanceEquipment Inspection System Voltage Test TestRectifier Current Test System Temperature Test Rectifier Alarm TestBattery Current Test Rectifier Current Share Test Battery Preventive Maintenance Procedure Battery Temperature Test Final Inspection AC Input Specifications1MRF28H54BV Rectifiers 1MRF28H54BV50 Rectifiers Rectifiers VDC Power Shelf Control Unit Environmental MechanicalCompliance US and Canada APC Worldwide Customer SupportToll Free Worldwide Limited Product Warranty