Emerson Liebert GXT2-10000RT208 User Manual

AC PowerFor Business-Critical Continuity™Liebert® GXT2-PP20KRT208™User Manual–Parallel POD for Liebert GXT2-10000RT208

System Description6Figure 3 Configure Liebert MultiLink 1.5 for shutdown to work with a parallel systemSelect this option either while installing thes

Major Components73.0 MAJOR COMPONENTSThe Liebert GXT2-PP20KRT208 has five main components (see Figure 4):• UPS input / output circuit breakers• Main i

Major Components83.5 Parallel Communication PortThe Liebert GXT2-PP20KRT208 parallel POD has three 15-pin parallel communication ports on the upper ri

What’s Included94.0 WHAT’S INCLUDEDThe Liebert GXT2-PP20KRT208 is shipped with:• User Manual: 1• Cover Plate for Main Terminal Block: 1• Cover Plate f

What’s Included104.1 What You NeedYou will need the following tools for assembly of the parallel system connections.• 3/8" slotted screwdriver •

Installation115.0 INSTALLATIONThis section includes instructions on how to set up the connections between the parallel POD and the UPS, connect wiring

Installation125.1.2 Mount the Liebert GXT2-PP20KRT208 on a WallMounting the parallel POD on a wall requires eight field-supplied wall inserts and eigh

Installation135.2 Paralleling System ConnectionsThe Liebert GXT2-PP20KRT208 is shipped with the input and output slots for UPS and the optional output

Installation14If the Liebert GXT2-10000RT-208 UPS was a stand-alone unit but now will be part of a paral-lel system, remove the input and output cable

Installation155.3 Main Input and Output Terminal Block ConnectionsConduit entry holes are provided on the front top of the removable cover plate for t

Installation165.4 Add an Output Power Distribution Module—Optional To add an optional output distribution module to the Liebert GXT2-PP20KRT208:1. Dis

Installation175.5 Parallel POD Main Electrical Connection—Must Be InstalledElectrical connections are made through a removable conduit box that attach

Initial Startup and Electrical Checks186.0 INITIAL STARTUP AND ELECTRICAL CHECKSThis section includes the procedures on how to install the paralleling

Configuration197.0 CONFIGURATIONThe Liebert GXT2-PP20KRT208 parallel POD allows connecting a maximum of three UPSs in paral-lel. See the following tab

Operation208.0 OPERATION8.1 Operating Modes8.1.1 Online ModeNOTICEVerify the operation of each UPS as detailed in 6.0 - Initial Startup and Electrical

Operation218.1.2 Bypass ModeNOTICERisk of loss of power. May cause equipment damage.The UPSs must be switched to Bypass Mode before transferring the p

Operation228.1.3 Output Off ModeTo transfer the paralleling system to Output Off Mode:1. Make sure that each UPS is in Bypass Mode. If a UPS is not in

Operation238.5 Add a Single UPS to the Online Paralleling System1. Make sure that breakers on the UPS to be added and the corresponding breakers on th

Operation248.7 Replacing a Faulty Power Module or UPS Internal Battery1. Press the UPS’ Off button twice within four seconds to turn off the UPS. The

Operation258.9 Battery Low Voltage—Battery ModeSee the following conditions when the battery low voltage is detected in the paralleling system.• If on

iTABLE OF CONTENTSIMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1SAVE T

Communication269.0 COMMUNICATION9.1 Communication InterfaceThe Liebert GXT2-PP20KRT208 parallel POD has three communication connectors for communica-t

Communication27Figure 15 Calculating total load per UPSNote that the L1-N, L2-N and L1-L2 loads are evenly shared among all the connected UPSs. Load v

Communication289.3 UPS Configuration SettingsRefer to the Liebert GXT2-10000RT208 user manual, SL-23444, for additional information on using the UPS C

Specifications2910.0 SPECIFICATIONSTable 5 Parallel POD specificationsModel Number Liebert GXT2-PP20KRT208Model Rating 20,000VA / 16,000W at 120/208 o

Specifications30Table 7 Optional output distribution specifications—PD-201Model Number PD-201Dimensions, in (mm)Shipping W x D x H in. (mm) 10.44 x 8.

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ii8.6 Remove a Single UPS from the Paralleling System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238.7 Replacing a Faulty Power M

1IMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONSThis manual contains important safety instructions pertaining to the Liebert GXT2-PP20KRT208, a p

2GLOSSARY OF SYMBOLSRisk of electrical shockIndicates caution followed by important instructionsAC inputAC outputSuggests the user consult the manualI

Introduction31.0 INTRODUCTIONCongratulations on your choice of the Liebert GXT2-PP20KRT208 parallel POD. It allows parallel connection of input and ou

System Description42.0 SYSTEM DESCRIPTION2.1 CompatibilityThe Liebert GXT2-PP20KRT208 parallel POD is compatible only with the Liebert GXT2-10000RT208

System Description52.4 Liebert MultiLink™ ShutdownThe parallel POD supports the orderly shutdown of computer operating system through its compati-bili