Maintenance 142 | Liebert POWER PROTECTION STATIC TRANSFER SWITCH

Maintenance

142

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Liebert POWER PROTECTION STATIC TRANSFER SWITCH manual Maintenance 142

Contents

Static Transfer Switch Power ProtectionPage Table of Contents Alarm and Faults Theory of OperationOperating Instructions for the Touch Screen Interface Communication Interfaces 13.0 STS2 Touch Screen DisplayOperating the LED Display STS2 Specifications Event Message Help Text 17.0 Maintenance Figures Tables Important Safety Instructions Overview of Manual Safety Precautions External Inspections Unloading and HandlingUnpacking and Inspections Internal Inspections Handling ConsiderationsUnit Preparation Operating Environment Recommended Minimum Service ClearancesHeat Output Location Considerations Rating Ambient Temperature MaxAltitude Altitude Feet Above Sea Level Leveling and Anchoring the Unit to the Floor Leveling of the Static Switch Without AnchoringLeveling and Anchoring the Static Switch Using Floor Stand Locating the STS2 Input And Output Power Connections Power and Control Wiring Input junction box dimensions Input Junction Box Installation OptionalInput/output conduit plate specifications Input junction box terminal wire size range Control Wiring Connections System Grounding Remote source selection terminal block Remote Source Selection WiringPower Supply Contact Connection Options Programmable Relay BoardOptimized Transfer Programmable relay board pinout Input Contact Isolator Board Comms BoardInternal Modem LED Display Key Lockout SwitchNetwork Interface Card NIC Remote Source Selection Input Junction Boxes and Cables Seismic Floor AnchorsSeismic Floor Stand Drawing 100 250 amp STS2 Static Transfer SwitchDrawings Detail a Side View Amp STS2 Outline drawing 800 Front View Side View Switch option 400 600 AMP with KEY Lockout Switch Option Key lockout switch option Amp STS2 with Seismic anchor Drawing 100 250 amp STS2 Seismic anchor drawing 400 600 amp STS2 Front System Seismic ANCHORING, Figure Electrical field connections Drawing 100 250 amp STS2 with single output breaker 100 250 amp STS2 with dual output breakers Electrical field connections drawing Drawing 400 600 amp STS2 with single output breaker Ground BUS INPUT/OUTPUT BUS Front View Right Side View Drawing 400 600 amp STS2 with dual output breakers Electrical field connections Drawing 800 1000 amp STS2 with single output breaker PS212801 Rev Static Transfer Switch 2, Molded Case Breaker Schedule Control connection location diagram 100 600 amp STS2 See Option Location Detail Control connection location diagram 800 1000 amp STS2 Front View with Front Door Removed Option Location Detail Selection option WiringFor Source J73 J71J72 J74 3 4 5 6 7 8 9 10 1112 13 14 15 No Customer Connection For internal modem wiring SitescanSee Detail B J1A Detail a RJ-11 Connector J1A See Detail a Control wiring for the network interface card NIC option TB2 Control wiring for the RS-232 port LCD Display For input junction box Input Junction BOX Screen ColorTouch Display LED display Installation drawing, seismic floor stand 100-250A Installation Stand PS215002 Rev PS215003 Rev Hardware Torque Chart Height Table PS216001 Rev PS216002 Rev PS216003 Rev Installation drawing, seismic floor 800 Drawing TOP View of Floor Stand With Lower Rear Mounting Bracket Front Right Isometric View Rear Right Isometric View Right Side View Front View Side ViewRight View System Description Introduction to STS2 OperationsRedundancy Modes of Operation Operator Controls Bypass General Description Theory of Operation Detailed Component Description Circuit Breakers HardwareFirmware SCRs Audible Alarm Logic Modules6 RS-232 Port Operating Instructions for the Touch Screen Interface Normal System Turn-On Settings on Manual Transfer / Preferred Source Selection Maintenance Bypass Enabling Remote Source SelectionTo manually select the preferred source Viewing Slot for the Source 2 Gate Drive Board Touch Screen Viewing Slot for the Source 1 Gate Drive Board Bypass Procedures for Source To bypass the switch for SourceTo return to the normal mode To return to normal mode Shutdown in Static Transfer Switch ModeShutdown in Maintenance Bypass Mode Normal System Shutdown Alarm and Faults Event Mask Event and History Logs Event LogHistory Log Alarm Notes Alarm Message Description/Cause Action List of MessagesEvent Messages See Configuring the Input Contact Isolator Settings on Using the RS-232 Port Communication Interfaces Connecting and Using a Terminal Terminal CommandsKeys Function Configuring the STS2 via the Terminal Groups ParameterItem Parameter Group settings and values Value ParameterValue types User Event Mask Setting Bitpacked Options with the Terminal Options1Comms Options Binary-Hexadecimal Conversions Critical Option EnablingNon-Critical Option Enab Hex Putting the Terminal Command Together Setting Event Masks with the Terminal Examples of Event Mask Settings Display Overview 13.0 STS2 Touch Screen Display Menu Overview Backspace To set or reset the password Using the Optional Key Lockout SwitchUsing the Password Changes disabled Changes enabled Event Display Mimic DisplayEvent Controls Menu bar User Settings To access the User Settings dialog boxTo set the event masks User settings dialog box Source Set Points To configure the set points for each source Button Range Default CommentsSet Point Parameters STS2 Touch Screen Display Comm Options System SettingsTo access the System Settings menu Option buttons Configuring the Modem To configure the modem Configuring Pager Support Configuring the Input Contact Isolator Settings To configure the Input Contact Isolator relays Input contact isolator dialog box Configuring the Programmable Relay Board Settings Standard Settings for Programmable RelaysRelay Setting Definition Configuring the Network Interface Card If the optional OpenComm NIC is installed in the STS2 System Options SiteScan ConfigurationSaving Your Communications Configurations Dual Output Breaker Wye Output Transformer Pole Transfer SwitchShunt Remote Source Selection Logs To use the Event Log Cleaning the LCD Touch Screen LEDs and Buttons and Key Lockout Switch Operating the LED Display STS2Front Panel Controls LED and push button description SymbolLED and push button description Description Action Event Controls Key Lockout SwitchOperations Normal System Turn-On Manual Transfer / Preferred Source Selection Maintenance Bypass If transfer to Source 2 is not desired If transfer to Source 1 is not desired When the Static Transfer Switch is operating on bypass Normal System Shutdown Frequency System ConfigurationSpecifications Input/Output Voltage Input Surge Suppression GroundingElectrical Requirements Response Time Castors, Leveling and Seismic Anchoring System ComponentsFrame and Enclosure Cooling Doors AccessCable Entrance Color Graphical Display or LED Display 15.2.10Terminal Port Connections Pin Signal Name Function / Comments15.2.9 RS-232 Port MTA Plug Pinout 15.2.11RS-232 Interface Parameters 15.2.12Maintenance BypassRS-232 Settings 15.2.13Fuseless Design S2 SCR Short Event Message Help TextS1 SCR Short S1 SCR Open S2 SCR Open 118 119 S1 Volt Sense Fail S2 Volt Sense Fail S1 Curr Sense Fail S2 Curr Sense FailS1 Gate Drive Fail S2 Gate Drive Fail Heat Sink Overtemp S1 UV S1 UV RMSS1 OV S1 OF/UF S1 FailS2 UV S2 UV RMS S2 OVS2 UF/OF S2 Fail S1 I-PEAK S2 I-PEAK 129 CB5 S1 BYP Closed S1 Phase ROT Error S2 Phase ROT Error 132 133 134 135 136 Proper Tightening of Nuts and Bolts Testing the STS2Maintenance Changing the Air Filter Support Information Programmable Relay Board Settings Record Channel Channel PRB Notes Input Contact Isolator Settings Record Maintenance 142 Page Locations Technical Support/ServiceCompany Behind the Products United States