Power-Tie systems fault tolerance | Liebert Series 610 instruction

Operation Description

Figure 7 Power-Tie systems - fault tolerance

17

Image 21

Liebert Series 610 user manual Power-Tie systems fault tolerance

Contents

Continuous POWER-TIE Configuration Page Table of Contents Initial System Start-Up 4.2 Basic Operation Operating Instructions Function System FlexibilityInter-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 Features Momentary Tie Operation Intersystem SynchronizingMomentary Tie Transfer Controls Continuous Tie Intersystem Sync and Power Sharing Tie System Components Continuous Tie/Transfer/Parallel Control Modes of Operation Power-Tie system one-line diagram Checking for Phase, Voltage, and Capacity Continuous Power-TieSelecting a Line Sync Source Synchronizing the UPS Systems Control panel layout Load Transfers Between UPS Systems Separating Tied Systems Combined Loads on One System from Continuous Tie Operation Combined Loads on One System to Continuous Tie OperationDesign Criteria Line Sync Signal Power-Tie system fault isolation issues Power-Tie systems fault tolerance Improper User Operation Transfer OperationTie Operation What Happens If a Failure Occurs During a Power Transfer Tie Circuit Breaker or Logic FaultsRecommendations Tie Circuit Breaker Selection Hardware Failures Mimic Panel Load Transfer Controls Transfer Function Available Transfer Control DisabledTransfer Function Available OK to Transfer Load 1 to System Transfer Function Available OK to Transfer Load 2 to System Control Inhibits Continuous Tie Control Manual Controls Maintenance Procedures Isolating Each UPS System Normal Transfer Operation ConfigurationsInitial System Start-Up Basic Operation Transfer of Load Between Two Systems Maintenance Procedures Tie Control Logic Components Maintenance Procedures Maintaining Power-Tie Components Abnormal Operations Trouble RecoveryImproper Transfer Circuit Breaker Failure Normal Operating Configuration Continuous Tie-SystemsTying the UPS Systems Continuous Parallel Operations Abnormal Operations Isolation for Maintenance Power-Tie system one-line diagram Operation Scenarios/Transfer Procedures See 4.2.4 Isolating a UPS System for Maintenance Combined Loads OperationSee 4.2.5 Transfer of Load Between Two Systems Parallel Operations See 4.2.11 Tying the UPS Systems Continuous UPS System See 4.2.3 Maintenance Procedures Isolating Each One system in bypass to Continuous Tie operation Option Operating Instructions Page Technical Support/Service Company Behind the ProductsLocations