American Power Conversion MX28B400 user manual How to Use This Manual

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2.2. How to Use This Manual

Each section of this manual can be read in any order and should provide a complete explanation of the subject described by the title. However, the sequence of the sections is designed to provide a typical step-by-step process for successful use of the equipment.

Safety First!		Safety symbol description and general precautions.

Introduction		Brief system preview and explanation of manual usage.

Installation		How to unpack, install and commission the equipment for initial
		use.

Operation		Specifics of controls settings and indicators used to operate the
		unit.

Remote		Special remote monitoring and control features described with
Monitoring		references to information on auxiliary equipment.

Specifications		Power plant and rectifier specifications.

APC Worldwide		How to contact APC for customer support.
Customer Support

Warranty		Equipment warranty terms and conditions.

MX28B400 +24 VDC User’s Manual

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Contents Page Table of Contents Remote Monitoring Revision History Revision Date DescriptionSafety First General PrecautionsIntroduction General Information2 MX28B-400 +24 Vdc System Wiring Diagram with Battery LVD How to Use This Manual Installation Mechanical InstallationUnpacking Equipment Room / LocationAC Power Connections VentilationConnecting the Cables Battery ConnectionsPlanning the Battery installation Battery Temperature Probe Installation 2 Battery Temperature Probe InstallationDC System Grounding DC Power Output Over-Current Protection DC Circuit BreakersBreaker Part Number Adaptor Size Rating Plug-in Circuit Breaker Installation Load Cable Size ConsiderationsCircuit Breaker Connections 1 to 50 Amps Circuit Breaker Connections 60-100 AmpsMonitoring and Relay Output Connections GMT Fuse OptionFront Panel DB9 Connection Smart Cable DB9 ConnectionRJ45 Ethernet Connector Relay Output ConnectionsExternal Alarm Input Connections NO-NC-CRectifier Module Installation Initial Power-Up and CheckoutSystem Parameters Verification/Adjustment Battery Maximum Recharge Rate default = 12AFull System Power Up Rectifier Management OperationTechnical Description System Status and Alarm Reporting System ManagementSystem Output Capacity System Voltage ControlBattery Management Battery Charging and ProtectionBattery Temperature Compensation DC DistributionFront Panel User Interface Controls and IndicatorsBattery/Load Low Voltage Disconnect Status Alarms System Modules Batt PIN OEM Parameter Locations, Descriptions, and Default ValuesAlarm Item No AlarmsAddress Switzer AvMinor 22.00Batt Max Rechm+ 50 aComp Lknee Comp Method m+Comp TC 00mVFuse 1 Alm Hw Batt C Almm+Hw Batt T Almm+ Hw LVD AlmDisable LVD ResetLamp Test LVD OptionOut-Rly RelayOut-Rly 1 Dly m+ SecRect CL Alm Rect 1 CLRect 1 Curr 24.9Rect Stdby Almm+ Rect 1 StdbyStore Cfg Sys CurrentSys Temp 26.7Sys Voltage Test Maj RlyStatus Alarms Control Unit Menu StructureV 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 Sysout AP Alias MOD Modrec EM Modules Batt Rect Conv CIR SET-ALM Param MOD Modcir MOD Modlvd MT LVD SET-ALM Param Front Panel LED Indicators Alarm Outputs Output Relays External Alarm Inputs Input RelaysCommand and Monitoring Protocol Remote MonitoringDescription Physical ConnectionsSpecifications AC Input1MRF28H27BV Rectifiers 1MRF28H27BV50 RectifiersDC Output with either Rectifier RectifiersPower Shelf Control Unit PscuCompliance MechanicalEnvironmental APC Worldwide Customer Support Limited Product Warranty