Emerson GXT2-PP20KRT208 user manual Communication, Specifications

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8.6 Remove a Single UPS from the Paralleling System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 8.7 Replacing a Faulty Power Module or UPS Internal Battery . . . . . . . . . . . . . . . . . . . . . . . . . 24 8.8 Overload Condition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 8.9 Battery Low Voltage—Battery Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

9.0 COMMUNICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

9.1 Communication Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

9.2 UPS Status Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

9.3 UPS Configuration Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

10.0 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

FIGURES

Figure 1 Paralleling system block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Figure 2 Liebert MultiLink connection diagram for parallel POD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 3 Configure Liebert MultiLink 1.5 for shutdown to work with a parallel system . . . . . . . . . . . . . . . 6 Figure 4 Liebert GXT2-PP20KRT208 components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Figure 5 Optional output distribution modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Figure 6 Items shipped with Liebert GXT2-PP20KRT208 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 7 Liebert GXT2-20KPC-6 components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 8 Secure the fixed brackets to the Liebert GXT2-PP20KRT208 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 9 Secure a parallel POD to a rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 10 Mount the Liebert GXT2-PP20KRT208 on a wall. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 11 Hardwire terminal connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 12 Secure the cover plate over the terminal connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 13 120A branch circuit breaker connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 14 Open the maintenance bypass breaker cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 15 Calculating total load per UPS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

TABLES

Table 1 Electrical requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Table 2 Maximum output power from paralleled UPSs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Table 3 Calculating total load, 20kVA example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Table 4 Calculating total load, 12kVA example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Table 5 Parallel POD specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Table 6 Paralleling cable kit dimensions and weight. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Table 7 Optional output distribution specifications—PD-201 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Table 8 Optional output distribution specifications—PD-202 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

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Contents Liebert GXT2-PP20KRT208 Page Table of Contents Specifications CommunicationImportant Safety Instructions Glossary of Symbols Introduction Maintenance Bypass CompatibilityRedundancy Design System DescriptionLiebert MultiLink Shutdown EthernetSystem Description Main Input / Output Terminal Blocks Input and Output Slots for UPSMajor Components Optional Power Distribution Parallel Communication PortWHAT’S Included Items shipped with Liebert GXT2-PP20KRT208What You Need Installation Mount the Liebert GXT2-PP20KRT208 in a Rack or on a WallMount the Liebert GXT2-PP20KRT208 on a Wall Paralleling System Connections Installation Main Input and Output Terminal Block Connections Electrical requirementsAdd an Output Power Distribution Module-Optional Parallel POD Main Electrical Connection-Must Be Installed O/P O/P I/P O/PInitial Startup and Electrical Checks Paralleling for Capacity ConfigurationParalleling for Capacity and Redundancy Operating Modes OperationBypass Mode Battery Test Fault ConditionParallel Communication Cable Disconnection Add a Single UPS to the Online Paralleling System Remove a Single UPS from the Paralleling SystemReplacing a Faulty Power Module or UPS Internal Battery Overload ConditionBattery Low Voltage-Battery Mode UPS Status Information Communication InterfaceCommunication Calculating total load per UPS UPS Configuration Settings Specifications Parallel POD specificationsOptional output distribution specifications-PD-201 Page Net