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Liebert STS2, PDUTM manual Control wiring for the RS-232 Port

Models: STS2 PDUTM

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Installation Drawings

Figure 55 Control wiring for the RS-232 Port

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Liebert STS2, PDUTM manual Control wiring for the RS-232 Port

Contents

STS2/PDU Power DistributionContacting Liebert for Support Table of Contents Introduction to STS2/PDU Operations Alarms and FaultsTheory of Operation Operating InstructionsCommunication Interfaces SpecificationsTouch Screen Display Customer Settings Event Message Help Text MaintenancePage Tables Important Safety Instructions Page Unloading and Handling External InspectionsUnpacking and Inspections Model Weight lbs. kg Shipping weights typicalInternal Inspections Handling ConsiderationsHeat Output Recommended Minimum Service ClearancesOperating Environment Location ConsiderationsAltitude conversion-feet to meters AltitudeFeet = Meters Leveling of the 250A Only STS2/PDU Without Anchoring Anchoring the Unit to the FloorLocating the STS2/PDU Power and Control Wiring Input and Output Power ConnectionsTypical STS2/PDU, one-line diagram Rating Maximum Number Conduits Size, Input/output conduit plate specificationsRemote Source Selection Wiring Control Wiring ConnectionsSystem Grounding Remote source selection terminal blockTerminal block 1 and terminal block 2 wire connections Power SupplyDistribution configurations Output Power WiringCustomer Connections Output BreakerInput Contact Isolator Board Programmable Relay BoardOptions Programmable relay board pinout Channel Pin NoInternal Modem Comms BoardNetwork Interface Card NIC Static Switch Redundant Output Breaker Key Lockout SwitchRemote Source Selection Inline PanelboardsOutline drawing, 250A STS2/PDU Installation DrawingsInstallation 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 Output circuit breaker schedule, 250-800A Input circuit breaker schedule, 250-800ANon-automatic breaker schedule, 250-800A Circuit BreakersIntroduction to STS2/PDU Operations System DescriptionRedundancy Modes of Operation Factory Backup and Service AssistanceReliability and Agency Requirements Normal Preferred SourceTransfer Operator ControlsTransfer Inhibit BypassTheory of Operation General DescriptionDetailed Component Description Firmware Audible AlarmCircuit Breakers and Non-Automatic Circuit Breakers SCRsOperating Instructions Normal System Turn-OnManual Transfer / Preferred Source Selection To manually select the preferred source Enabling Remote Source SelectionGate board viewing slot locations Maintenance BypassTo return to the normal mode Bypass Procedures for SourceTo return to normal mode Shutdown in Static Transfer Switch ModeNormal System Shutdown Shutdown in Maintenance Bypass Mode Event Mask Alarms and FaultsEvent Log Event and History LogsList of Messages Alarm NotesHistory Log Event messages Alarm Message Description/Cause ActionSources OUT of Sync Communication Interfaces Connecting and Using a Terminal Using the RS-232 PortTerminal commands Keys FunctionGroups Parameter Configuring the STS2/PDU via the TerminalItem Parameter Value types Value ParameterType Definition Bitpacked Options With the TerminalGroup settings and values Options1 Setting Bitpacked Options With the TerminalComms Options Non-Critical Option Enab Critical Option EnablingBinary-hexadecimal conversions Binary Hex Value EquivalentSetting Event Masks with the Terminal Putting the Terminal Command TogetherExamples of Event Mask Settings Touch Screen Display Display OverviewBackspace Menu OverviewUsing the Password Using the Optional Key Lockout SwitchTo set or reset the password Changes disabled Changes enabledMimic Display Configuration MenuEvent Controls Event DisplayTo set the event masks Event MasksTo access the User Settings dialog box User SettingsSource Setpoints Button Range Default Comments To configure the setpoints for each sourceSetpoint parameters 103 To access the System Settings menu System SettingsButton Range Default Resolution PDU SetpointsComm Options Configuring the ModemOption buttons Modem dialog box To configure the modem107 To configure the Input Contact Isolator relays Configuring the Input Contact Isolator SettingsStandard settings for programmable relays Configuring the Programmable Relay Board SettingsRelay Setting Definition If the optional OpenComms NIC is installed in the STS2/PDU Configuring the Network Interface CardSaving Your Communications Configurations SiteScan ConfigurationSystem Options Dual Output BreakerPDU To use the Event Log LogsCleaning the LCD Touch Screen Specifications System ConfigurationElectrical Requirements System ComponentsSurge Suppression Response TimeCaster and Leveling 250A only Frame and EnclosureCooling Frame sizesCircuit Breakers AccessCable Entrance Doors14.2.9 RS-232 Port Pin Signal Name Function / CommentsTerminal Port Connections MTA plug pinoutSee 10.4 Maintenance Bypass for instructions Maintenance Bypass14.2.11 RS-232 Interface Parameters Fuseless DesignKey Event Message Help Text122 PWR Sply DC B Fail PWR Sply DC a FailPWR Sply S1 AC Fail OUT Volt Sense Fail PWR Sply S2 AC FailS2 Volt Sense Fail S1 Volt Sense FailS1 SCR Sense Fail S1 Curr Sense Fail S2 SCR Sense FailS2 Curr Sense Fail CB1 Shunt Trip Fail Internal Comm FailInput 1 Surge Failure CB2 Shunt Trip FailInput 2 Surge Failure S1 UV Heat Sink OvertempS1 UV RMS S1 OF/UF S1 OVS1 Fail S2 UVS2 UF/OF S2 UV RMSS2 Fail S1 I-PEAK CB1 S1 Open Load on ALT SourceCB4 S1 BYP Closed CB2 S2 OpenCB5 S1 BYP Closed CB3 Output OpenTransfer Inhibited CB3A Output OpenHistory LOG Frozen Output UVInput 1 Overvoltage Input 1 UndervoltageInput 2 Undervoltage Input 2 OvervoltageLoad Overcurrent Ground OvercurrentLoad Voltage THD Neutral OvercurrentInput 2 OF/UF Input 1 OF/UF141 142 Transfer Counter Cleared Maintenance Testing the STS2/PDUProper Tightening of Nuts and Bolts Changing the Air FilterCustomer Settings Programmable Relay Board SettingsProgrammable relay board settings record Input contact isolator settings record Input Contact Isolator SettingsChannel PRB Notes Page Company Behind the Products Technical Support/ServiceLocations Asia 23F, Allied Kajima Bldg