AC Power For Business-Critical Continuity™ Liebert® GXT3™ UPS 230V 700VA-3000VA User Manual
TABLE OF CONTENTS IMPORTANT SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 SAVE THESE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 GLOSSARY OF SYMBOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 1.0 PRODUCT DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.2 Starting the UPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4.3 Manual Battery Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4.4 Manual Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4.5 Shut Down the Liebert GXT3 . . . . . . . . . . . . . . . . . . . . . . . . .
FIGURES Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Liebert GXT3-700RT230 - GXT3-3000RT230 UPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Rear panel components, Liebert GXT3 230V 700VA, 1000VA and 1500VA models. . . . . . . . . . . .
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IMPORTANT SAFETY PRECAUTIONS ! WARNING Observe all cautions and warnings in this manual. Failure to do so may result in serious injury or death. Refer all UPS and battery service to properly trained and qualified service personnel. Do not attempt to service this product yourself. Opening or removing the cover may expose you to lethal voltages within this unit even when it is apparently not operating and the input wiring is disconnected from the electrical source. Never work alone.
Battery Safety ! ! CAUTION Do not dispose of the battery in a fire. The battery may explode. Do not open or damage the battery. Released electrolyte is toxic and is harmful to skin and eyes. If electrolyte comes into contact with the skin, wash the affected area immediately with plenty of clean water and get medical attention. CAUTION A battery can present a risk of electrical shock and high short-circuit current.
GLOSSARY OF SYMBOLS Risk of electrical shock ! Indicates caution followed by important instructions AC input AC output i - Requests the user to consult the manual + Indicates the unit contains a valve-regulated lead acid battery PbH2SO4 R Recycle DC voltage Equipment grounding conductor Bonded to ground AC voltage ON/Alarm Silence/Battery Test OFF/Bypass WEEE 3
Product Description 1.0 PRODUCT DESCRIPTION The Liebert GXT3 is a compact, online uninterruptible power system (UPS) that continuously conditions and regulates its output voltage. The Liebert GXT3 is designed to supply microcomputers and other sensitive electronic equipment with clean sine wave input power, 700VA to 3000VA at 230V. Upon generation, AC power is clean and stable.
Product Description 1.3 Appearance and Components 1.3.1 Appearance The Liebert GXT3 rack/tower models in various power ratings have the same general appearance, controls and features (see Figure 1). The various rack/tower models differ largely in the type of receptacles each has. Figure 1 Liebert GXT3-700RT230 - GXT3-3000RT230 UPS Ventilation Slots 1.3.
Product Description Figure 4 Rear panel components, Liebert GXT3 230V 3000VA models Liebert IntelliSlot Port Terminal Block Communication 1.4 Output Circuit Breakers Input Circuit Breaker USB Port Cooling Fan External Battery Connector C20 Input Receptacle C13 Output Receptacles C19 Output Receptacle Major Components The operating principle of the UPS is shown in Figure 5.
Product Description Rectifier/Power Factor Correction (PFC) Circuit In normal operation, the Liebert GXT3’s rectifier/power factor correction (PFC) circuit converts mains power to regulated DC power for use by the inverter while ensuring that the wave shape of the input current used by the UPS is near ideal.
Product Description 1.5.2 Manual Bypass Mode Manual Bypass Mode occurs when the Standby/Manual Bypass button is pressed and held for about 2 seconds while the Liebert GXT3 is in Mains (AC) Mode. Bypass operation is indicated by an audible alarm and illuminated amber bypass indicator. (If other indicators are illuminated, refer to 7.0 Troubleshooting). During Bypass Mode, mains power bypasses the inverter and provides energy to the connected load.
Installation 2.0 INSTALLATION 2.1 Unpacking and Inspection Unpack the UPS and conduct the following checks: • Inspect the UPS for shipping damage. If any shipping damage is found, report it to the carrier and your local dealer or Emerson representative immediately. • Check the accessories against the delivery list. If there is any discrepancy, contact your local dealer or your Emerson representative immediately. 2.
Installation 2.4 Mechanical Installation The Liebert GXT3 may be installed as a tower or in a rack, depending on space and use considerations. The Liebert GXT3 may be used alone, as a single UPS, or with up to four battery cabinets. NOTE When installing the UPS or making input and output connections, comply with all relevant safety codes and standards. 2.4.1 Tower Installation To install the Liebert GXT3 as a tower: 1. Take out support bases from the accessories (see Figure 6).
Installation Figure 8 Rotate the operation and display panel Operation and Display Panel Rotated Clockwise 90 Degrees c. Pull the logo on the front plastic bezel cover, rotate it 90 degrees clockwise and snap it back into position. The rotated front plastic bezel cover is shown in Figure 9. d. Replace the front plastic bezel cover on the Liebert GXT3. At this point, the UPS operation and display panel and logo have been rotated 90 degrees clockwise, which provides upright viewing for users. 5.
Installation They are interchangeable between left-hand and right-hand. Mounting hardware includes M4 screws and M5 screws. 2. Remove inner member of each bracket assembly by extending it to its outermost position, depressing the retaining latch and then pulling the inner member from the bracket assembly (see Figure 10). Figure 10 Pulling inner member from each bracket assembly ll o Pu ut Bracket assembly Retaining latch Inner member 3.
Installation Figure 12 Installing front member of each bracket assembly Front vertical pole de Sli Front member Rear member M5 screw (4 pcs) 7. Fasten the rear and front members together using four M4 screws and four M4 nuts (M4 nuts have been installed on the rear member before delivery) per bracket assembly, as shown in Figure 13. Figure 13 Fastening rear member and front member together Rear member M4 screw (8 pcs) M4 nut (8 pcs) Front member 8.
Installation Figure 15 Installing rack-mount ears Liebert GXT3 UPS Ear, 2 pieces M4 Screw, 8 pieces 10. Insert the UPS, with inner members attached, into bracket assemblies by inserting top and bottom edges of inner members into the top and bottom curved tracks of front members and sliding the UPS into the rack, as shown in Figure 16.
Installation 2.5.1 Connecting to AC Mains and Loads NOTE Ensure that all the loads are turned off. Prepare an input power supply that is properly protected by a circuit breaker in accordance with national and local electrical codes. The wall receptacle must be grounded. Emerson recommends installing an upstream circuit breaker of the same series as the Liebert GXT3’s input circuit breaker. The upstream breaker should have a higher capacity than the UPS input circuit breaker.
Installation 2.6 Connecting Communication Cables Communication cable connection includes USB and option card cables. 2.6.1 Connecting USB Communication Cables 1. Remove the USB communication cables from the accessories box. 2. Insert one end of the USB communication cable to the USB port on the rear panel of the Liebert GXT3 (see Figure 2). 3. Insert the other end of the USB communication cable to the USB port of the computer. 2.6.
Operation and Display Panel 3.0 OPERATION AND DISPLAY PANEL The operation and display panel, shown in Figure 17, is on the front panel of the Liebert GXT3 (see Figure 1). Figure 17 Operation and display panel Battery Level Indicators Load Level Indicators Fault Indicator Bypass Indicator AC Input Indicator Inverter Indicator Liebert® GXT3 AC Power System 3000VA On/Alarm Silence/Manual Battery Test Button Standby/Manual Bypass Button 3.
Operation and Display Panel 3.2 Indicators The operation and display panel has seven indicators (see Figure 16). The indicators can be divided into two groups according to their applications: level indicators and UPS status indicators. 3.2.1 Level Indicators Battery Level Indicators The battery level indicator is composed of five sets of LED bars that illuminate and flash to indicate the battery capacity level. The Liebert GXT3 battery capacity level is shown in 20% increments (±5%).
Operation and Display Panel 3.2.2 UPS Status Indicators UPS status is indicated by five symbols: fault indicator, AC input indicator, battery indicator, inverter indicator and bypass indicator. Table 5 shows the symbols and their meanings.
Operation 4.0 OPERATION This section describes checks to be made before starting the UPS, how to start the UPS, manual battery test, manual bypass, shutting down the UPS and disconnecting the mains power from the UPS. NOTE The Liebert GXT3’s battery has been fully charged before delivery, but some charge will be lost during storage and shipping. To ensure that the battery has adequate reserve power to protect the connected load, charge the battery for three hours before putting the UPS into service. 4.
Operation 4.5 Shut Down the Liebert GXT3 1. Transfer the UPS to manual bypass by pressing the Standby/Manual Bypass button and holding it for about 2 seconds. If manual bypass is not available, disregard the first step. 2. Press the Standby/Manual Bypass button twice within four seconds to shut down the UPS. The UPS will shut down about 30 seconds after the button is pressed. Power to the connected loads is now Off. 4.6 Disconnecting Input Power from the Liebert GXT3 1.
Communication 5.0 COMMUNICATION This section describes UPS communication over the three types of communication connections on the rear of the Liebert GXT3: • Liebert IntelliSlot port • USB port (standard B-type) • Terminal Block Communication ! 5.1 CAUTION To maintain safety (SELV) barriers and for electromagnetic compatibility, signal cables should be segregated and run separate from all other power cables.
Communication 5.2 USB Port Communication The standard B-type USB port is used to connect the UPS and network server or other computer system using Liebert MultiLink. The configuration program can be completed through the communication port. 5.2.1 Configuration Program Accessing the Configuration Program via USB is a new feature of the Liebert GXT3. For most users, the factory default settings will be adequate.
Communication 5.3 Terminal Block Communication The Terminal Block includes eight pins, as shown in Figure 20. Figure 20 Terminal Block Communication pin layout 5.3.1 1 2 Any Mode Shut Down 3 4 Battery Mode Shut Down 5 6 Battery Mode 7 8 Low Battery Any Mode Shutdown The purpose of Any Mode Shutdown is to shut down the UPS output by turning Off the rectifier, inverter and static switch so that there is no power to the loads.
Communication 5.3.2 Battery Mode Shutdown Battery Mode Shutdown permits shutting down the UPS by turning off the rectifier, inverter and static switch so that there is no power to the load when the UPS is On Battery. The auxiliary power for the UPS will still be active. Battery Mode Shutdown can be performed locally or remotely: • Local Battery Mode shutdown can be performed by shorting Pin3 and Pin4.
Maintenance 6.0 MAINTENANCE This section describes replacing the internal battery pack, precautions, checking the Liebert GXT3’s status and checking UPS functions. 6.1 Replacing the Internal Battery Pack The Liebert GXT3 is designed to allow the user to replace the internal battery pack safely. Read the safety cautions before proceeding. Contact your local dealer or Emerson representative to obtain the part number and pricing of the appropriate replacement battery pack. 6.1.
Maintenance 6. Unpack the new internal battery pack. Take care not to destroy the packing. Compare the new and old internal battery packs to make sure they are the same type and model. If they are the same, proceed with Step 7; if they are different, stop and contact your local Emerson representative or Emerson Channel Support. 7. Line up and slide in the new internal battery pack. 8. Reconnect the battery plug and battery receptacle 9.
Maintenance 6.5 Checking UPS Functions NOTE UPS function check procedures may interrupt power supply to the connected load. Emerson recommends checking the UPS functions once every six months. Back up the load data before conducting the UPS functions check. Procedures are as follows: 1. Press the Standby/Manual Bypass button to check whether the buzzer and indicators are normal. 2.
Troubleshooting 7.0 TROUBLESHOOTING This section indicates various UPS symptoms a user may encounter and provides a troubleshooting guide in the event the UPS develops a problem. Use the following information to determine whether external factors caused the problem and how to remedy the situation. 7.1 UPS Symptoms The following symptoms indicate the Liebert GXT3 is malfunctioning: • The relative indicators illuminate, indicating the UPS has detected a problem.
Troubleshooting 7.1.2 Audible Alarm An audible alarm will sound in conjunction with the visual indicators to indicate a change in UPS operating status. The audible alarm will sound as described in Table 8.
Troubleshooting Table 9 Troubleshooting table (continued) Problem Cause Solution Fault and Bypass indicators and diagnostic C indicator are illuminated UPS DC/DC fault UPS requires service. Contact your local dealer, Emerson representative or Emerson Channel Support. Fault indicator and diagnostic D indicator are illuminated UPS PFC (Power Factor Correction Circuit) fault UPS requires service. Contact your local dealer, Emerson representative or Emerson Channel Support.
Battery Cabinet 8.0 BATTERY CABINET Optional battery cabinets are available for the Liebert GXT3. The external battery connector and input breaker are on the battery cabinet’s rear panel, as shown in Figure 25. For battery cabinet specifications, refer to Table 12. Figure 25 Battery cabinet Input Breaker External Battery Connector ! WARNING Do not contact the external battery connector and ground without wearing protective gloves and clothing and taking other precautions against electrical shock.
Specifications 9.0 SPECIFICATIONS The specifications of the Liebert GXT3 are listed in Table 10 and Table 11. Table 10 Specifications of GXT3-700RT230 and GXT3-1000RT230 UPS Product model Parameters GXT3-700RT230 GXT3-1000RT230 Model Rating 700VA/630W 1000VA/900W Dimensions, D x W x H, mm (in) Unit 497 x 430 x 85 (19.6 x 16.9 x 3.3) Shipping 617 x 570 x 262 (24.3 x 22.4 x 10.3) Weight, kg (lb) Unit 16.
Specifications Table 11 Specifications of the Liebert GXT3-1500RT230, GXT3-2000RT230 and GXT3-3000RT230 Product model Parameters GXT3-1500RT230 GXT3-2000RT230 GXT3-3000RT230 Model Rating 1500VA/1350W 2000VA/1800W 3000VA/2700W Dimensions, D x W x H, mm (in) Unit 497 × 430 × 85 (19.6 x 16.9 x 3.3) 602 × 430 × 85 (23.7 x 16.9 x 3.3) Shipping 617 x 570 x 262 (24.3 x 22.4 x 10.3) 717 x 570 x 262 (28.2 x 22.4 x 10.3) Weight, kg (lb) Unit Shipping 23.2 (51.1) 28 (61.7) 28 (61.7) 26 (57.
Specifications Table 12 Battery cabinet specifications Model Number Parameter GXT3-48VBATT GXT3-72VBATT Used w/UPS Model GXT3-700RT230, GXT3-1000RT230, GXT3-1500RT230, GXT3-2000RT230 GXT3-3000RT230 Dimensions, D x W x H, mm (in) Unit 497 × 430 × 85 (19.7 x 16.9 x 3.3) 602 × 430 × 85 (23.6 x 16.9 x 3.3) Shipping 617 x 570 x 262 (24.3x 22.4 x 10.3) 717 x 570 x 262 (28.2 x 22.4 x 10.3) Unit 32 (70.5) 42 (92.6) Shipping 35 (77.2) 46 (101.
Specifications Table 14 Battery run times Number of Batteries/Cabinets Internal Battery Internal Battery + 1 External Battery Cabinet Internal Battery + 2 External Battery Cabinets Internal Battery + 3 External Battery Cabinets Run Time, Minutes Load, % of Capacity 700VA 1000VA 1500VA 2000VA 3000VA 10% 115 84 109 73 73 20% 57 42 46 33 34 30% 39 28 27 21 21 40% 29 20 19 14 14 50% 24 14 13 11 11 60% 19 11 10 8 9 70% 15 9 8 7 7 80% 12 8 6 5 5 90% 1
Specifications Table 14 Battery run times (continued) Number of Batteries/Cabinets Internal Battery + 4 External Battery Cabinets 9.
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