Liebert Series 610 user manual Power-Tie systems fault isolation issues

Page 7

System Description

Figure 2 Power-Tie systems - fault isolation issues

3

Image 7

Contents Continuous POWER-TIE Configuration Page Table of Contents Initial System Start-Up 4.2 Basic Operation Operating InstructionsSystem Flexibility FunctionInter-System Isolation and Reliability Basic Dual-Bus Power-Tie one-line diagram Power-Tie systems fault isolation issues Power-Tie systems control interface diagram Operational Description Control System FeaturesIntersystem Synchronizing Momentary Tie OperationMomentary Tie Transfer Controls Continuous Tie Intersystem Sync and Power SharingTie System Components Continuous Tie/Transfer/Parallel ControlModes of Operation Power-Tie system one-line diagram Synchronizing the UPS Systems Continuous Power-TieChecking for Phase, Voltage, and Capacity Selecting a Line Sync SourceControl panel layout Load Transfers Between UPS Systems Separating Tied SystemsCombined Loads on One System to Continuous Tie Operation Combined Loads on One System from Continuous Tie OperationDesign Criteria Line Sync Signal Power-Tie system fault isolation issues Power-Tie systems fault tolerance Transfer Operation Improper User OperationTie Operation Hardware Failures Tie Circuit Breaker or Logic FaultsWhat Happens If a Failure Occurs During a Power Transfer Recommendations Tie Circuit Breaker SelectionMimic Panel Load Transfer Controls Transfer Function Available OK to Transfer Load 2 to System Transfer Control DisabledTransfer Function Available Transfer Function Available OK to Transfer Load 1 to SystemControl Inhibits Continuous Tie ControlManual Controls Basic Operation Normal Transfer Operation ConfigurationsMaintenance Procedures Isolating Each UPS System Initial System Start-UpTransfer of Load Between Two Systems Maintenance Procedures Tie Control Logic Components Maintenance Procedures Maintaining Power-Tie ComponentsCircuit Breaker Failure Trouble RecoveryAbnormal Operations Improper TransferContinuous Tie-Systems Normal Operating ConfigurationTying the UPS Systems Continuous Parallel Operations Abnormal Operations Isolation for Maintenance Power-Tie system one-line diagram Operation Scenarios/Transfer Procedures Combined Loads Operation See 4.2.4 Isolating a UPS System for MaintenanceSee 4.2.5 Transfer of Load Between Two Systems Parallel Operations See 4.2.11 Tying the UPS Systems ContinuousUPS System See 4.2.3 Maintenance Procedures Isolating EachOne system in bypass to Continuous Tie operation Option Operating Instructions Page Company Behind the Products Technical Support/ServiceLocations