American Power Conversion VS 100, VS 50 user manual DC System Grounding, Cemf Connection Locations

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CEMF Connections

Figure 2.5-1 CEMF Connection Locations

2.6.DC System Grounding

The positive bus for the power plant should be connected to the Central Office Ground. The Battery Return provides a pair of #10-32 studs on 5/8-inch centers for connection of a two-hole lugged cable to the Central Office Ground. A ring size of 6 mm may also be used. Cover this connection with heat shrink tubing after assembly.

Magnum VS –48 Vdc User Manual

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Contents Magnum VS Vdc Power Systems Table of Contents Programming Output Relays Table of Figures Page Introduction General InformationAccessories DescriptionPower Distribution Backplane ControlUnpacking Equipment InstallationMechanical Installation AC Power Connections AC Connections AC Power Cord Sets Connecting the Cables Battery ConnectionsPlanning the Battery installation Recommended toBattery Temperature Probe Installation Counter Electro-Motive Force Cemf Cell ConnectionsDC System Grounding 1 Cemf Connection LocationsGMT Fuse Installation Load Protection InstallationCircuit Breaker Installation Load ConnectionsCircuit Breaker Protected Load Connections 30 or 60 a GMT Fuse-protected Load ConnectionsFront Panel DB9 Connection RJ45 Ethernet ConnectorMonitoring and Relay Output Connections Major, Minor and Relay 1 Output ConnectionsOutput Relay 2-6 Connections 1 Interface ConnectionsExternal Alarm Input Connections 2 Output Relay ConnectionsRectifier Module Installation Controller Module InstallationCommissioning Electrical InstallationBattery Visual and Safety Inspection Pre-Commissioning InspectionCommissioning AC Power UpDC Power Up Initial Set-upLVD Test Battery Power UpRectifier Test Circuit Breaker/ Fuse TestOutput Relay Battery Temperature CompensationFinal Inspection System Management Technical DescriptionRectifier Management System Current Monitor System Status and Alarm ReportingLoad Management Circuit BreakersGMT Fuses Battery ManagementBattery Charging Battery Low Voltage Disconnect Battery ProtectionBattery Temperature Monitoring Counter Electro-Motive Force Module ConnectionsExternal Alarm Inputs User Input Controls and IndicatorsAlarm Outputs Output Relays Network Management Card Local & Remote MonitoringController Module Jumpers OperationDescription Controller Module 1 Controller Card Jumper LocationsOperation Using the RS-232 Comm Port Magnum VS ControllerOperation Using the 10/100 BaseT Ethernet Port Settings Default Settings in Bold00 mV Distribution/BreakersDistribution/Fuses Power Modules/RectifiersSystem/Date & Time Batteries ParametersInput SecondsDisable OutputSeconds, 0.00 seconds Output RelaySystem/Out-Rly/Alias System/Preferences LVD Operation Programming Output RelaysEquipment Preventive MaintenanceSystem Visual and Safety Inspection InspectionTest Battery Preventive Maintenance Procedure Battery Current TestBattery Temperature Test Final Inspection Alarm Summary System LT Alm System Temperature is below Minor Magnum VS 100 Power System SpecificationsMagnum VS 50 Power System AC InputDC Output Magnum VS Controller Mechanical EnvironmentalCompliance APC Worldwide Customer Support Warranty Claims Terms of WarrantyNon-transferable Warranty Exclusions