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POWER PROTECTION
UPStation GXT 6kVA Maintenance Bypass
USER MANUAL
Transformerless
with Configurable
Output Distribution
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TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 GLOSSARY OF SYMBOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 SYSTEM DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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IMPORTANT SAFETY INSTRUCTIONS SAVE THESE CAUTION ! To reduce the risks of fire, connect INSTRUCTIONS only to a circuit provided with maximum branch circuit This manual contains important instructions that overcurrent protection of 40A in should be closely followed during installation and accordance with applicable maintenance of this UPStation GXT 6kVA national and local electrical codes. Maintenance Bypass. Install the bypass equipment in a clean This product is designed for commerci
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GLOSSARY OF SYMBOLS Risk of electrical shock Indicates Warning or Caution followed by important instructions Requests the user to consult the manual i Equipment grounding conductor On Off 2
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GENERAL DESCRIPTION Congratulations on your purchase of Liebert's Features UPStation GXT 6 kVA Maintenance Bypass. As Supports up to 30A loads with every Liebert product, we stand behind our Compact design quality. If you have any questions concerning this Highly configurable Maintenance Bypass, please feel free to contact Multiple power path indicators your local sales representative, or call the High-speed, break-before-make transfer appropriate Technical Support number liste
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Maintenance Bypass component layout Bypass availability UPS input power indicator (amber) present (amber) UPS input switch Bypass (SW2) switch (SW1) Output UPS output breaker availability (CB1) indicator (green) Hardwire 12 3 4 output terminal block Configurable (TB4) Output Distribution GND3 GND1 12 3 1122 2 3 12 3 4 GND2 TOP VIEW Utility UPS UPS input input output TB1 TB2 TB3 INSIDE VIEW RECEPTACLE PLATES AND END PLATE REMOVED 4
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MAJOR COMPONENTS The following is a general description of each 20 Amp Options component and its functions. Please review this 5-20R2 (T-Slot) section carefully, as it will give you a better L5-20R understanding as to how the UPStation GXT 6 kVA Maintenance Bypass operates. L6-20R-208 L6-20R-240 BYPASS SWITCH L14-20R-240 The Bypass Switch allows easy and rapid transfer 20A, 120V, 1 Pole Breaker for 1/2" & 3/4" conduit of connected loads between the UPS and bypass 20A, 208V, 2 Pole Breaker
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CABLE INSTALLATION WIRING PREPARATION POWER CABLE INSTALLATION Refer to the chart below when selecting cables: ! CAUTION Power Cable and Protection Ratings Please read this section 208V 240V thoroughly before attempting to Max Input Current 30 A 30 A install wiring to this unit. Input Protection 40 A 40 A Be sure that the unit is not Max Output Current 30 A 30 A connected to any AC mains power source or UPS before installing 2 Max: 16 mm (6 AWG) any wiring to this unit. This should 2 Ter
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Connecting Maintenance Bypass to UPStation GXT6000T - 208 208 VAC Output TB4 12 3 4 GND3 MAINTENANCE BYPASS NOTE When using the Maintenance Bypass with an UPStation GXT6000T-208, a jumper GND1 (included with the accessory kit) must be connected to the TB3 (UPS output) terminal block on the Maintenance Bypass between TB3-1 and TB3-2, as shown. Utility UPS input UPS output GND2 TB1 TB2 TB3 13 2 132 2 134 Utility L1 input L2 NOTE GMB12 models are supplied with an attached input power L1
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Connecting Maintenance Bypass to UPStation GXT6000T - 208X 120V 208V 120V Output TB4 12 3 4 GND3 MAINTENANCE BYPASS GND1 Utility UPS input UPSoutput GND2 TB1 TB2 TB3 13 2 132 132 4 Utility L2 input L1 N GEC NOTE L1 L2 N L1 L2 L2A GMB12 models are supplied +- with an attached input power Input Output Ext. battery cord complete with L14-30 plug. GXT6000T - 208X 8
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Connecting Maintenance Bypass to UPStation GXT6000T - 240X 120V 240V 120V Output TB4 12 3 4 GND3 MAINTENANCE BYPASS GND1 Utility UPS input UPSoutput GND2 TB1 TB2 TB3 13 2 132 132 4 Utility L2 input L1 N GEC NOTE L1 L2 N L1 L2 +- GMB12 models are supplied with an attached input power Input Output Ext. battery cord complete with L14-30 plug. GXT6000T - 240X 9
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WALL-MOUNT DIAGRAM DIAGRAM FOR ATTACHING UNIT TO WALL Use the following diagram, which shows the location and measurements of factory-cut mounting slots, when preparing to attach the GXT Maintenance Bypass to a wall. Liebert recommends using 1/4-20 mounting screws. Rubber pads are supplied for placing the Maintenance Bypass on the floor. 178mm 7.00" 514mm 20.25" C L 10
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HARDWIRE OUTPUT OPTION This product is intended to be installed by a 6. Connect the remaining wires in accordance qualified electrician only. with the wiring diagram (located inside the base enclosure). 1. COMPLETELY REMOVE ALL POWER FROM THE FRAME. If the Maintenance Bypass is NOTE connected to the UPS, disconnect external When wiring 120 V loads, LINE must be battery supply. alternated between TB4-1 and TB4-3 to 2. Remove the end cover plate to access the balance the 120V load. Connec
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OPERATING PROCEDURES START-UP AND INITIALIZATION TRANSFERRING SYSTEM FROM UPS TO MAINTENANCE BYPASS Follow these steps in order to start up the GXT 6kVA UPS while connected to the OPERATION Maintenance Bypass. 1. On UPS verify that Bypass LED is lit, if not, press UPS OFF/Bypass button for at least ON MAINTENANCE BYPASS one second. 1. Set the Maintenance Bypass switch (SW1) to 2. On Maintenance Bypass verify that the UPS position. Bypass lamp is illuminated. 2. Close (position I) UPS I
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SPECIFICATIONS Typical Transfer Time < 6 milliseconds (to or from maintenance bypass) Input Voltage Nominal 208VAC or 240VAC Total Current 30A max. Operating Ambient Temperature 0° to +40° C Storage Ambient Temperature -20° to +60° C Dimensions, W x D x H, in (mm) 8.2 x 21.0 x 6.2 (209 x 534 x 158) Chassis Weight (no receptacles) 10 lbs. Distribution Module Weights (each) 2 lbs. Connections to UPS Hardwire Terminal Blocks Humidity 0 to 95%, non-condensing Agency/Standards UL 1778, c-UL 13
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POWER PROTECTION UPStation GXT 6kVA Maintenance Bypass USER MANUAL Technical Support/Service The Company Behind the Products Web Site With over a million installations around the globe, www.liebert.com Liebert is the world leader in computer protection Monitoring systems. Since its founding in 1965, Liebert has 800-222-5877 developed a complete range of support and monitoring@liebert.com protection systems for sensitive electronics: Outside the US: 614-841-6755 Environmental systemsclose-con
