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Liebert PDUTM manual Electrical field connections, 250A STS2/PDU input with CB3

Models: STS2 PDUTM

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Installation Drawings

Figure 24 Electrical field connections, 250A STS2/PDU input with CB3

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Liebert PDUTM manual Electrical field connections, 250A STS2/PDU input with CB3

Contents

Power Distribution STS2/PDUContacting Liebert for Support Table of Contents Theory of Operation Alarms and FaultsIntroduction to STS2/PDU Operations Operating InstructionsSpecifications Communication InterfacesTouch Screen Display Event Message Help Text Maintenance Customer SettingsPage Tables Important Safety Instructions Page External Inspections Unloading and HandlingUnpacking and Inspections Internal Inspections Shipping weights typicalModel Weight lbs. kg Handling ConsiderationsOperating Environment Recommended Minimum Service ClearancesHeat Output Location ConsiderationsAltitude Altitude conversion-feet to metersFeet = Meters Anchoring the Unit to the Floor Leveling of the 250A Only STS2/PDU Without AnchoringLocating the STS2/PDU Input and Output Power Connections Power and Control WiringTypical STS2/PDU, one-line diagram Input/output conduit plate specifications Rating Maximum Number Conduits Size,System Grounding Control Wiring ConnectionsRemote Source Selection Wiring Remote source selection terminal blockPower Supply Terminal block 1 and terminal block 2 wire connectionsCustomer Connections Output Power WiringDistribution configurations Output BreakerOptions Programmable Relay BoardInput Contact Isolator Board Programmable relay board pinout Channel Pin NoComms Board Internal ModemNetwork Interface Card NIC Remote Source Selection Key Lockout SwitchStatic Switch Redundant Output Breaker Inline PanelboardsInstallation Drawings Outline drawing, 250A STS2/PDUInstallation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Electrical field connections, 250A STS2/PDU input with CB3 Installation Drawings Installation Drawings Installation Drawings Electrical field connections, 800A STS2/PDU input with CB3 Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Installation Drawings Control wiring, 800A STS2/PDU, left side distribution Control wiring, 800A STS2/PDU, right side distribution Control connection location, 250A STS2/PDU Control connection location, 400-800A STS2/PDU Installation Drawings Control wiring for the programmable relay board option Control wiring for the input contact isolator board option Control wiring for comms board Control wiring for the internal modem option Control wiring for the Network Interface Card NIC option Control wiring for the RS-232 Port Control wiring for remote source selection option Color LCD touch screen display Non-automatic breaker schedule, 250-800A Input circuit breaker schedule, 250-800AOutput circuit breaker schedule, 250-800A Circuit BreakersSystem Description Introduction to STS2/PDU OperationsRedundancy Reliability and Agency Requirements Factory Backup and Service AssistanceModes of Operation Normal Preferred SourceTransfer Inhibit Operator ControlsTransfer BypassGeneral Description Theory of OperationDetailed Component Description Circuit Breakers and Non-Automatic Circuit Breakers Audible AlarmFirmware SCRsNormal System Turn-On Operating InstructionsManual Transfer / Preferred Source Selection Enabling Remote Source Selection To manually select the preferred sourceMaintenance Bypass Gate board viewing slot locationsBypass Procedures for Source To return to the normal modeShutdown in Static Transfer Switch Mode To return to normal modeNormal System Shutdown Shutdown in Maintenance Bypass Mode Alarms and Faults Event MaskEvent and History Logs Event LogAlarm Notes List of MessagesHistory Log Alarm Message Description/Cause Action Event messagesSources OUT of Sync Communication Interfaces Terminal commands Using the RS-232 PortConnecting and Using a Terminal Keys FunctionConfiguring the STS2/PDU via the Terminal Groups ParameterItem Parameter Type Definition Value ParameterValue types Bitpacked Options With the TerminalGroup settings and values Setting Bitpacked Options With the Terminal Options1Comms Options Binary-hexadecimal conversions Critical Option EnablingNon-Critical Option Enab Binary Hex Value EquivalentPutting the Terminal Command Together Setting Event Masks with the TerminalExamples of Event Mask Settings Display Overview Touch Screen DisplayMenu Overview BackspaceTo set or reset the password Using the Optional Key Lockout SwitchUsing the Password Changes disabled Changes enabledEvent Controls Configuration MenuMimic Display Event DisplayEvent Masks To set the event masksUser Settings To access the User Settings dialog boxSource Setpoints To configure the setpoints for each source Button Range Default CommentsSetpoint parameters 103 Button Range Default Resolution System SettingsTo access the System Settings menu PDU SetpointsConfiguring the Modem Comm OptionsOption buttons To configure the modem Modem dialog box107 Configuring the Input Contact Isolator Settings To configure the Input Contact Isolator relaysConfiguring the Programmable Relay Board Settings Standard settings for programmable relaysRelay Setting Definition Configuring the Network Interface Card If the optional OpenComms NIC is installed in the STS2/PDUSystem Options SiteScan ConfigurationSaving Your Communications Configurations Dual Output BreakerPDU Logs To use the Event LogCleaning the LCD Touch Screen System Configuration SpecificationsSurge Suppression System ComponentsElectrical Requirements Response TimeCooling Frame and EnclosureCaster and Leveling 250A only Frame sizesCable Entrance AccessCircuit Breakers DoorsTerminal Port Connections Pin Signal Name Function / Comments14.2.9 RS-232 Port MTA plug pinout14.2.11 RS-232 Interface Parameters Maintenance BypassSee 10.4 Maintenance Bypass for instructions Fuseless DesignEvent Message Help Text Key122 PWR Sply DC a Fail PWR Sply DC B FailPWR Sply S1 AC Fail PWR Sply S2 AC Fail OUT Volt Sense FailS1 Volt Sense Fail S2 Volt Sense FailS1 SCR Sense Fail S2 SCR Sense Fail S1 Curr Sense FailS2 Curr Sense Fail Internal Comm Fail CB1 Shunt Trip FailCB2 Shunt Trip Fail Input 1 Surge FailureInput 2 Surge Failure Heat Sink Overtemp S1 UVS1 UV RMS S1 Fail S1 OVS1 OF/UF S2 UVS2 UV RMS S2 UF/OFS2 Fail S1 I-PEAK Load on ALT Source CB1 S1 OpenCB5 S1 BYP Closed CB2 S2 OpenCB4 S1 BYP Closed CB3 Output OpenCB3A Output Open Transfer InhibitedInput 1 Overvoltage Output UVHistory LOG Frozen Input 1 UndervoltageLoad Overcurrent Input 2 OvervoltageInput 2 Undervoltage Ground OvercurrentNeutral Overcurrent Load Voltage THDInput 1 OF/UF Input 2 OF/UF141 142 Transfer Counter Cleared Proper Tightening of Nuts and Bolts Testing the STS2/PDUMaintenance Changing the Air FilterProgrammable Relay Board Settings Customer SettingsProgrammable relay board settings record Input Contact Isolator Settings Input contact isolator settings recordChannel PRB Notes Page Locations Technical Support/ServiceCompany Behind the Products Asia 23F, Allied Kajima Bldg