Liebert GXT manual

P OWER P ROTECTION U SER M ANUAL English / Español R 1800-2700 VA 208V UPStation GXT™[...]

2 IMPORTANT SAFETY INSTRUCTIONS WARNING: Do not attempt to service this product yourself except to replace the battery. Opening or removing the cover may expose you to dangerous voltages, even when the AC cord is disconnected from the electrical outlet. Refer all servicing to qualified service personnel. 1. SAVE THESE INSTRUCTIONS. THIS MANUAL CONT[...]

3 10. Route power supply cords so they are not walked on or pinched. 11. Never block or insert any object into the ventilation holes or other openings . Maintain a clearance of four (4) inches in front and rear of the UPS for proper air flow and cooling. 12. It is not necessary to turn off the UPS before starting the battery replacement procedure. [...]

4 MAJOR COMPONENTS G TVSS and EMI/RFI Filters INPUT Dynamic Bypass Rectifier/PFC Inverter OUTPUT DC to DC Converter Battery Battery Charger TRANSIENT VOLTAGE SURGE SUPPRESSION (TVSS) AND EMI/RFI FILTERS These UPS components provide surge protection, and filter both electromagnetic interference (EMI) and radio frequency interference (RFI). They mini[...]

5 BATTERY The UPStation GXT™ employs valve regulated, nonspillable, lead acid batteries. At typical room temperatures and with the UPS float charging, the battery system will last many years . Optional external battery cabinets are available to provide extended run times. For battery run times, refer to the Typical Battery Discharge Curves. DYNAM[...]

6 Support Base Rack-Tower models are stabilized by the supplied support bases. See illustration for placement. RACK-MOUNT CONVERSION DIAGRAMS To p Cove r Screw s Flange Screws Aerial Vie w w/top cover remove d Rubber Fee t Lift here t o change orientation o f display template ! + - E D C B A Faul t BYPAS S UPS ON BATTER Y AC INPUT RACK-MOUNT UPS CO[...]

7 5. Gently lay unit on its right side and remove the six rubber feet with the screw driver. Remove and retain screws from the two front feet. NOTE: The rubber feet are not used for rack-mount installations. 6. Locate securing flanges in the top of packing material and fasten to the UPS using the flange screws from steps 4 and 5. 7. Remove display [...]

8 OPTIONAL BATTERY CABINET(S) INSTALLATION Up to two optional battery cabinets may be connected to the UPS to provide additional run time. Battery cabinets are designed to be placed on either side or beneath the UPS. Unpack the UPS battery cabinet(s) carefully noting the packing method. Retain the box and packing material for possible future shipme[...]

9 UPStation GXT™ On/Alarm Silence / Manual Battery Tes t Butto n Off/ Bypass Button Fault Indicator Bypass Indicator UPS On Indicator Battery Indicato r AC Input Indicato r Load/Battery Leve l Indicators 1800 V A Rack Towe r 2700 V A Rack Towe r 1 6 6 2 2 4 4 7 7 5 1- Output Receptacle s 2- DB-9 Interface Por t 3- AC Inlet 4- Intellislot T M Comm[...]

10 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, and Manual Battery Test. Pressing this button will start up the UPS in order to provide conditioned and protected power into the utility socket. To silence alarms, press this butto[...]

11 UPS On Indicator (Green) The UPS On indicator is illuminated when the UPS inverter is operating and supplying power to your connected loads. Battery Indicator (Amber) The Battery indicator is illuminated when the UPS is operating from the battery system. AC Input Indicator (Green) The AC Input indicator is illuminated when utility power is avail[...]

12 ! Faul t BYPAS S UPS ON BATTER Y AC INPUT 100% 76-100 % 51-75 % 26-50 % 0-25 % Figure 1- Normal Mode Operation at 51-75% loading BATTERY MODE OPERATION Battery mode occurs in event of an extreme input voltage condition or complete utility failure. The battery system supplies power through the DC-DC converter to the inverter to generate power for[...]

13 COMMUNICATIONS INTERFACE PORT The UPStation GXT™ UPS contains a standard DB-9 female connector located on the rear of the UPS unit. Several signals are provided on this port and are assigned as follows: PIN ASSIGNMENT DESCRIPTION 1 Low Battery (open collector) 2 UPS TxD (typical RS-232 levels) 3 UPS RxD (typical RS-232 levels) 4 Remote Shutdow[...]

14 UPS INTELLIGENT COMMUNICATIONS The UPStation GXT™ UPS has the capability to communicate intelligently with stand alone computers, network workstations, network servers, or UNIX hosts via the DB-9 female connector located at the rear of the UPS. By purchasing the optional Liebert SiteNet® 2 software package (sold separately), intelligent commu[...]

15 BATTERY REPLACEMENT PROCEDURES CAUTION – A battery can present a risk of electrical shock and high short circuit current. The following precautions should be observed before replacing the batteries: - It is not necessary to turn off and disconnect the UPS from the utility power prior to opening the battery replacement door; however, it is your[...]

16 8. Connect the battery wire connectors together. 9. Slide battery assembly completely into the UPS, reposition the large battery door and replace the screws removed in step 3. 10. Reposition small battery door and replace the screws removed in step 2 to lock top battery door closed. 11. Replace front bezel (cover) on UPS. Replace the securing fl[...]

17 RACK / TOWER BATTERY REPLACEMENT Large battery doo r Battery connecto r Large battery doo r Screw hidden b y small battery doo r Small battery doo r Two front rubber fee t Front bezel (cover ) Rear Vie w Aerial Vie w w/top cover remove d Flang e screw s Top cove r screws[...]

18 UPStation GXT™ BATTERY RUN TIMES (Discharge times are at 25° C ambient) 1800 VA Rack Towe r 2700 VA Rack Towe r[...]

19 AUDIBLE ALARM CONDITIONS CONDITION ALARM Battery mode (utility failure) One short beep every ten seconds; more than two minutes of run time remaining Low battery Two short beeps every five seconds; less than two minutes of run time remaining Output overload (bypass) One short beep every half second Over temperature (bypass) One second beep every[...]

20 TROUBLESHOOTING GUIDE PROBLEM CAUSE SOLUTION UPS is short circuited or overloaded Ensure UPS is off. Disconnect all loads and ensure nothing is lodged in output sockets. Ensure loads are not defective or shorted internally. UPS fails to start when on button is pressed Internal fuse is blown, indicating internal fault Do not attempt to open or se[...]

21 SPECIFICATIONS MODEL NUMBER GXT1800RT-208 GXT2700RT-208 GXT96VBATT MODEL RATING VA/W 1800 / 1290 2700 / 1890 DIMENSIONS: in (mm) Unit W x D x H 7.0 x 19.3 x 16 . 9 (177 x 522 x 430) 7.0 x 19.3 x 16 . 9 (177 x 522 x 430) 7.0 x 19.3 x 16 . 9 (177 x 522 x 430) Shipping W x D x H 13.38 x 26.0 x 22.25 (340 x 660 x 565) 13.38 x 26.0 x 22.25 (340 x 660[...]

22 LIMITED WARRANTY Liebert Corporation extends the following LIMITED WARRANTY to the purchaser and to its customer (collectively referred to as the "Purchaser"): the enclosed Uninterruptible Power System (UPS) and components are free from defects in materials and workmanship under normal use, service, and maintenance FOR A PERIOD OF TWO [...]

23 1050 Dearborn Drive Columbus, OH 43229 614-888-0246 Technical Support U.S.A. 1-800-222-5877 Outside the U.S.A. 614-841-6755 U.K. +44 (0) 1793 553355 France +33 1 4 87 51 52 Germany +49 89 99 19 220 Italy +39 2 98250 1 Netherlands +00 31 475 503333 E-mail upstech@liebert.com W eb site http://www.liebert.com W orldwide FAX tech support 614-841-547[...]