Liebert Series 610 user manual Company Behind the Products, Technical Support/Service, Locations

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POWER AVAILABILITY

CONTINUOUS POWER-TIE CONFIGURATION

USER MANUAL

The Company Behind the Products

With over a million installations around the globe, Liebert is the world leader in computer protection systems. Since its founding in 1965, Liebert has developed a complete range of support and protection systems for sensitive electronics:

•Environmental systems—close-control air conditioning from 1 to 60 tons

•Power conditioning and UPS with power ranges from 300 VA to more than 1000 kVA

•Integrated systems that provide both environmental and power protection in a single, flexible package

•Monitoring and control—from systems of any size or location, on-site or remote

•Service and support through more than 100 service centers around the world and a 24/7 Customer Response Center

While every precaution has been taken to ensure the accuracy and completeness of this literature, Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions.

© 2005 Liebert Corporation

All rights reserved throughout the world. Specifications subject to change without notice.

®Liebert and the Liebert logo are registered trademarks of Liebert Corporation. All names referred to are trademarks or registered trademarks of their respective owners.

SL-30030 (12/05) Rev. 2

Technical Support/Service

Web Site

www.liebert.com

Monitoring 800-222-5877 monitoring@liebert.com Outside the US: 614-841-6755

Single-Phase UPS 800-222-5877 upstech@liebert.com Outside the US: 614-841-6755

Three-Phase UPS 800-543-2378 powertech@liebert.com

Environmental Systems

800-543-2778

Outside the United States

614-888-0246

Locations

United States

1050 Dearborn Drive

P.O. Box 29186

Columbus, OH 43229

Italy

Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco (PD) +39 049 9719 111 Fax: +39 049 5841 257

Asia 7/F, Dah Sing Financial Centre 108 Gloucester Road, Wanchai Hong Kong 852 25722201

Fax: 852 28029250

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Contents Continuous POWER-TIE Configuration Page Table of Contents Operating Instructions Initial System Start-Up 4.2 Basic OperationInter-System Isolation and Reliability FunctionSystem Flexibility Basic Dual-Bus Power-Tie one-line diagram Power-Tie systems fault isolation issues Power-Tie systems control interface diagram Control System Features Operational DescriptionMomentary Tie Transfer Controls Momentary Tie OperationIntersystem Synchronizing Intersystem Sync and Power Sharing Continuous TieContinuous Tie/Transfer/Parallel Control Tie System ComponentsModes of Operation Power-Tie system one-line diagram Continuous Power-Tie Checking for Phase, Voltage, and CapacitySelecting a Line Sync Source Synchronizing the UPS SystemsControl panel layout Separating Tied Systems Load Transfers Between UPS SystemsDesign Criteria Combined Loads on One System from Continuous Tie OperationCombined Loads on One System to Continuous Tie Operation Line Sync Signal Power-Tie system fault isolation issues Power-Tie systems fault tolerance Tie Operation Improper User OperationTransfer Operation Tie Circuit Breaker or Logic Faults What Happens If a Failure Occurs During a Power TransferRecommendations Tie Circuit Breaker Selection Hardware FailuresMimic Panel Load Transfer Controls Transfer Control Disabled Transfer Function AvailableTransfer Function Available OK to Transfer Load 1 to System Transfer Function Available OK to Transfer Load 2 to SystemContinuous Tie Control Control InhibitsManual Controls Normal Transfer Operation Configurations Maintenance Procedures Isolating Each UPS SystemInitial System Start-Up Basic OperationTransfer of Load Between Two Systems Maintenance Procedures Maintaining Power-Tie Components Maintenance Procedures Tie Control Logic ComponentsTrouble Recovery Abnormal OperationsImproper Transfer Circuit Breaker FailureTying the UPS Systems Continuous Parallel Operations Normal Operating ConfigurationContinuous Tie-Systems Abnormal Operations Isolation for Maintenance Power-Tie system one-line diagram Operation Scenarios/Transfer Procedures See 4.2.5 Transfer of Load Between Two Systems See 4.2.4 Isolating a UPS System for MaintenanceCombined Loads Operation See 4.2.11 Tying the UPS Systems Continuous Parallel OperationsSee 4.2.3 Maintenance Procedures Isolating Each UPS System One system in bypass to Continuous Tie operation Option Operating Instructions Page Locations Technical Support/ServiceCompany Behind the Products