Page 3 - TABLE OF CONTENTS
i TABLE OF CONTENTS I MPORTANT S AFETY I NSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . 1 G LOSSARY OF S YMBOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 I NTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 M AJOR C OMPONENTS . . . . . . . . ...
Page 4 - ii
ii C OMMUNICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Communications Interface Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19Pins 4 & 5 - Remote Shutdown on Battery . . . . . . . . . . . . . . . . . . . . . 19Pins 5 & 6 - Any-Mode Shutdown...
Page 5 - ELECTROMAGNETIC COMPATIBILITY; —The GXT 2UTM Series com-; WARNING
1 IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important safety instructions. Read all safety, instal-lation, and operating instructions before operating the Uninterruptible Power System (UPS). Adhere to all warnings on the unit and in this man-ual. Follow all operating...
Page 6 - Do not dispose of battery or batteries in a fire. The battery; CAUTION; A battery can present a risk of electrical shock and high
2 This UPS contains no user serviceable parts except the internal battery pack. The UPS ON/Standby push buttons do not electrically isolate inter-nal parts. Under no circumstances attempt to gain access internally other than to replace the batteries due to risk of electric shock or burn. Do not cont...
Page 7 - GLOSSARY OF SYMBOLS
3 GLOSSARY OF SYMBOLS • Risk of electrical shock Indicates caution followed by important instructions AC input AC output Requests the user to consult the manual Indicates the unit contains a valve-regulated lead acid battery Recycle DC voltage Equipment grounding conductor Bonded to ground AC voltag...
Page 8 - INTRODUCTION
4 INTRODUCTION Congratulations on your choice of the Liebert UPStation GXT 2U™ Uninterruptible Power System (UPS). It provides conditioned power to microcomputers and other sensitive electronic equipment.Upon generation, AC power is clean and stable. However, during trans-mission and distribution it...
Page 9 - MAJOR COMPONENTS
5 MAJOR COMPONENTS T RANSIENT V OLTAGE S URGE S UPPRESSION (TVSS) AND EMI/RFI F ILTERS These UPS components provide surge protection and filter both electro-magnetic interference (EMI) and radio frequency interference (RFI). They minimize any surges or interference present in the utility line and ke...
Page 10 - NOTE; The bypass power path does NOT protect the connected
6 B ATTERY C HARGER The battery charger utilizes energy from the utility power and precisely regulates it to continuously “float charge” the batteries. The batteries are being charged whenever the UPStation GXT 2U is plugged in, even when the UPS is not turned on. DC TO DC C ONVERTER The DC to DC co...
Page 12 - INSTALLATION; Visually inspect the UPS for freight damage. Report damage to the; UPS I; The UPS is heavy (see; Specifications; precautions when lifting or moving it.; UPS operation in temperatures above 77°F (25°C) reduces
8 INSTALLATION P REPARATION 1. Visually inspect the UPS for freight damage. Report damage to the carrier and your local dealer or Liebert representative. 2. Decide where to place the GXT 2U. Install the UPS indoors in a con- trolled environment, where it cannot be accidentally turned off. Place it i...
Page 13 - UPS C; ONVERSION; When rack mounted, the UPS must be supported by a shelf,
9 R ACK -M OUNT UPS C ONVERSION AND I NSTALLATION 1. For slide rail installations, first remove the top/side fin. Slide the top/side fin forward, then lift it up to remove. If desired, install the optional rack mount handles that were shipped with the UPS. Securing hardware and slide rails are sold ...
Page 14 - want to mount the UPS or battery cabinet.; STEPS 3; and; Reduce risk of tipping the rack enclosure by placing UPS or
10 3. Determine the height position inside the rack enclosure where you want to mount the UPS or battery cabinet. Install rear member of each bracket assembly into rack enclosure with two (2) M5 screws provided in this kit. (See figure at right.) Return flanges on bracket assembly fit to the inside ...
Page 15 - Steps 3; Lifting equipment into rack may be a two-person job,
11 5. Prepare the UPS or battery cab- inet (the “equipment”) for rack mounting by following instruc-tions in the equipment’s user manual. The equipment may require additional parts to be added or parts to be removed for rack mounting. After it is pre-pared, lay equipment in rack-mounting position. F...
Page 17 - Use the enclosed support bases for the; Battery Run Times; charts in this; section). External battery cabinets can be; You must use the included Configuration Program to specify
13 E XTERNAL B ATTERY C ABINET I NSTALLATION Optional Liebert external battery cabinets may be connected to the UPS to provide additional battery run time. External battery cabinets are designed to be placed all on one side of the UPS or stacked beneath the UPS. There is no limit to the number of ex...
Page 18 - CONTROLS AND INDICATORS; ON/Alarm Silence/Manual Battery Test Button; tioned and protected power.; Alarm Silence; - To silence alarms, press this button for at least one sec-; Manual Battery Test; • If only three of the five Battery LEDs illuminate, allow the UPS to; The LOW BATTERY and BYPASS reminder alarms
14 CONTROLS AND INDICATORS ON/Alarm Silence/Manual Battery Test Button This button controls output power to connected load(s) and has three functions: • ON• Alarm Silence• Manual Battery Test ON - Pressing this button will start up the UPS in order to provide condi- tioned and protected power. Alarm...
Page 19 - While the UPS is in Normal Mode operation, pressing the
15 Standby / Manual Bypass Button This button controls output power to connected load(s) and hasdual functions: Standby and Manual Bypass. Load/Battery Level Indicators (4 Green, 1 Amber) The load/battery level indicators have dual functions. During normal mode operation LED indicators display the a...
Page 20 - Output Voltage Selection; Never change the voltage settings while the UPS is ON and; Setting output voltage to 200 VAC will cause the UPS unit to
16 AC Input Indicator LED (Green) The AC Input indicator LED is illuminated when utility power is available and within the input specifications. Output Voltage Selection The Output Voltage is user configurable and is designed to allow select-ing or changing the desired output voltage to match the ut...
Page 21 - OPERATING INSTRUCTIONS; Turning OFF the UPS while in bypass mode will result in
17 OPERATING INSTRUCTIONS N ORMAL M ODE O PERATION During normal operation, util-ity power provides energy to the UPS. The filters, power factor correction circuit and the inverter process this power to provide computer grade power to connected loads. The UPS maintains the batteries in a fully charg...
Page 22 - Troubleshooting; For approximate battery run times, refer to the; charts; ATTERY; Turning OFF the UPS while in battery mode will result in
18 During battery mode an alarm sounds every 10 seconds. This will change to two beeps every 5 seconds when the battery runs low (approximately 2 minutes remaining, but this is user configurable). The AC Input LED will extinguish, and the Battery LED will illuminate to warn that a utility prob-lem h...
Page 23 - COMMUNICATIONS; This pin is functional only when the UPS is in battery mode. If the; Pin; Pin Assignment
19 COMMUNICATIONS C OMMUNICATIONS I NTERFACE P ORT The UPStation GXT 2U UPS has a standard DB-9 serial port female con-nector located on the rear of the UPS unit. Several signals are provided on this port and are assigned as follows: * Maximum voltage and current on pins 1, 7, 8, and 9 is 60 VDC; 10...
Page 24 - A battery shutdown signal on Pin 4 will NOT cause an immediate; INS; Pin 6 of the 9-pin communication connector is used for “Any-Mode; Pin 6 Logic
20 3. A battery shutdown signal on Pin 4 will NOT cause an immediate shutdown. A shutdown signal will start a 2-minute shutdown timer. The timer cannot be stopped. After 2 minutes, the UPS will shut down. 4. If the utility returns during the 2-minute timer countdown, the shut- down timer will contin...
Page 25 - NTELLIGENT; The UPStation GXT 2U is equipped with an Intellislot; To maintain safety (SELV) barriers and for electromagnetic
21 If the configuration program is used with an earlier UPS model (with an earlier UPS firmware version) that does not support the modification of these settings, the Options tab will display a reminder of the factory default settings. These cannot be changed. UPS I NTELLIGENT C OMMUNICATIONS The UP...
Page 26 - CONFIGURATION PROGRAM; GXT 2U C; ONFIGURATION; The UPS must be turned off—and not powering connected equip-; This program is compatible with UPS models beginning with
22 CONFIGURATION PROGRAM This is a new feature included with the new UPStation GXT 2U line. Sev-eral UPS settings that were previously not available or required custom manufacturing may now be modified using this program. For most users, the factory default settings will be adequate. This manual ill...
Page 27 - MAINTENANCE
23 MAINTENANCE The UPStation GXT 2U requires very little maintenance. The batteries are valve-regulated, nonspillable, flame retardant, lead acid, and should be kept charged to obtain their designed life. The UPS continuously charges the batteries when connected to the utility supply.When storing th...
Page 28 - Internal Battery Replacement Procedures; battery door aside for reassembly.; caution should be exercised because during this procedure the
24 Internal Battery Replacement Procedures 1. Gently remove the front plastic bezel cover from the UPS.2. Loosen and remove the four screws on the front battery door. Lay the battery door aside for reassembly. 3. Gently pull battery wiring out and disconnect the two slotted battery connectors. 4. Gr...
Page 29 - TROUBLESHOOTING; LED status Diagnosis/Audible alarm
25 TROUBLESHOOTING The information below indicates various symptoms a user may encounter in the event the UPStation GXT 2U develops a problem. Use this informa-tion to determine whether external factors caused the problem and how to remedy the situation.1. The Fault indicator will illuminate, indica...
Page 30 - Troubleshooting Guide; Problem
26 Under fault conditions, the Fault indicators will be illuminated indefinitely while battery charger is operational, or for a maximum of 5 minutes while battery charger is not operational. If a problem persists, consult your local dealer, Liebert representative or contact the Liebert Worldwide Sup...
Page 33 - Alarm Conditions; Condition
29 Alarm Conditions Condition Alarm Battery Mode(utility failure) One short beep every 10 seconds; more than 2 minutes of run time remaining Low Battery Two short beeps every 5 seconds; less than 2 minutes of run time remaining Output Overload(bypass) One short beep every half second Overtemperature...
Page 34 - SPECIFICATIONS
30 SPECIFICATIONS Model Number GXT2-2700RT208 Model Rating 2700VA / 1890W DIMENSIONS: in. (mm) Unit - W x D x H: in. (mm) 3.5 x 24.2 x 17 (87 x 618 x 430) Shipping - W x D x H: in. (mm) 10.5 x 27.2 x 23 (268 x 692 x 585) WEIGHT lbs (kg) Unit: lbs (kg) 75.2 (34.1) Shipping: lbs (kg) 84.9 (38.5) INPUT...
Page 35 - BATTERY CABINET SPECIFICATIONS
31 BATTERY CABINET SPECIFICATIONS Model Number GXT2-72VBATT Used w/ UPS Model GXT2-2700RT208 DIMENSIONS in (mm) Unit - W x D x H in. (mm) 3.5 x 24.2 x 17 (87 x 618 x 430) Shipping - W x D x H in. (mm) 10.5 x 27.2 x 23 (268 x 692 x 585) WEIGHT lbs (kg) Unit: lbs (kg) 93.6 (42.5) Shipping: lbs (kg) 10...
Page 36 - BATTERY RUN TIMES; Estimated Time
32 BATTERY RUN TIMES Load % Estimated Time Internal Battery (minutes) 10% 91 20% 46 30% 30 40% 21 50% 16 60% 11 70% 9 80% 8 90% 7 100% 5 Internal Battery + 1 External Battery Cabinet (minutes) 10% 364 20% 184 30% 120 40% 84 50% 64 60% 44 70% 36 80% 32 90% 28 100% 20 Internal Battery + 2 External Bat...
Page 40 - The Company Behind the Products; OWER; UPStation GXT 2UTM
Technical Support / Service Web Site www.liebert.com Monitoring 800-222-5877 [email protected] Outside the US: 614-841-6755 Single-Phase UPS 800-222-5877 [email protected] Outside the US: 614-841-6755 Three-Phase UPS 800-543-2378 [email protected] Environmental Systems 800-543-2778 Outsid...
