Dell 2700W Battery Configuration, Voltage, Fuses, Type, Charging, Monitoring, Battery Runtimes

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Table 15. Battery

Configuration	UPS: (8) 12V, 9 Ah internal batteries; EBM: (16) 12V, 9 Ah batteries
Voltage	96 Vdc internal, 96 Vdc EBM

Fuses	UPS: (2) 30A fast fuses in parallel
	EBM: Fuse(s)

Type	Sealed, maintenance‐free, valve‐regulated, lead‐acid

Charging	Internal battery: Approximately 4 hours to 90% charge from a UPS/battery discharge
	of 50% rated load
	EBM: Approximately 12 hours to 90% charge from a UPS/battery discharge of 50%
	rated load

Monitoring	Advanced monitoring for earlier failure detection and warning

Battery Runtimes*	Internal batteries: 5 minutes at full load/15 minutes at half load
	UPS with one EBM attached: 22 minutes at full load/46 minutes at half load

*Battery runtimes are approximate and vary depending on the load configuration and battery charge.

	Bypass
Input	AC/DC	DC/AC	Output
Filter	Boost	Inverter	Filter
		DC/DC
Charger		Battery

Figure 27. Online UPS Block Diagram

Specifications 65

Image 65

Contents Users Guide July 2013 S 164201788 Table of Contents Dell UPS Management Software RS-232 and USB Communication PortsUPS Status Menu Event Log Menu Testing BatteriesDell Online Rack UPS IntroductionIntroduction What are You Looking For? Find It Here Finding InformationUPS Output Power Safety WarningsSafety Warnings Do not add weight to slide/rail mounted equipment Inspecting the Equipment InstallationUnpacking the Cabinet Unpacking the CabinetLifting the Cabinet 120V Rear Panel Identifying the UPS Rear Panels230V Rear Panel Identifying the UPS Front PanelOpening the Metal Battery Cover Rackmount SetupIf installing additional UPSs, repeat for each cabinet Positioning the Rails Attaching the Rails to the Rack Installing and Securing the Cabinet Installing the Battery Tray Install the UPS front cover see Figure Removing the Battery Connector Cover Installing the EBMInstalling the Strain Relief Bracket EBM Installation Installing the UPSRepo Connections Wire Function Installing Remote Emergency Power-offRepo Connector UPS Initial Startup Minimum Upstream Circuit Breaker Rating UPS Output PowerPower Cord Ratings Installation Starting the UPS OperationUPS Startup and Shutdown UPS Shutdown Starting the UPS on BatteryControl Button Functions Control Button Sequence Control Panel FunctionsStartup Screen Changing the LanguageDisplay Functions UPS Status Screen LockedBypass Mode Battery ModeBad Battery Detected or Battery Disconnected UPS General Alarms ActiveNormal Mode Status Summary Screens Description Battery Test StatusHigh Efficiency Mode Converter ModeEvent Log Battery Status Screens DescriptionMeasurements Control Screens Description Control ScreensIdentification SettingsSettings Description Available Settings Default Setting Settings Description Available Settings Default Setting Settings Description Available Settings Default Setting Settings Description Available Settings Default Setting Settings Description Available Settings Default Setting Transferring the UPS Between Modes Transferring from Normal to Bypass ModeTransferring from Bypass to Normal Mode Setting Power StrategyBehavior on Overload Retrieving the Event LogControlling Load Segments Through the Display Configuring Load SegmentsConfiguring Automatic Start Delay Configuring Automatic on Battery Shutdown Configuring the UPS for an EBM Configuring Battery SettingsConfiguring Automatic Battery Tests Configuring Automatic RestartRunning Automatic Battery Tests RS-232 and USB Communication Ports Additional UPS FeaturesGND RS-232 Communication Port Pin AssignmentDell Network Management Card Dell Network Management Card OptionalDell UPS Management Software Transporting the UPS UPS MaintenanceUPS and Battery Care Remove the UPS front cover see Figure Disconnect the internal battery connectors see Figure Storing the UPS and Batteries When to Replace Batteries Updating the UPS Firmware Testing BatteriesSpecifications Rated at nominal inputs Regulation Normal mode Power LevelsRegulation Battery mode Environmental and SafetyBattery Runtimes Battery ConfigurationVoltage FusesUPS Status Menu TroubleshootingAccessing Alarms and Conditions Event Log Menu Typical Alarms and ConditionsAction Troubleshooting Troubleshooting Silencing the Alarm