Vertiv Liebert GXT MT+ EX 1-3 kVA User Manual
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Vertiv Liebert GXT MT+ EX 1-3 kVA User Manual

Vertiv Liebert GXT MT+ EX 1-3 kVA User Manual

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Vertiv™ Liebert® GXT MT+ EX
1-3 kVA
User Manual

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Summary of Contents for Vertiv Liebert GXT MT+ EX 1-3 kVA

  • Page 1 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual...
  • Page 2 The information contained in this document is subject to change without notice and may not be suitable for all applications. While every precaution has been taken to ensure the accuracy and completeness of this document, Vertiv assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions.

  • Page 3: Table Of Contents

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual TABLE OF CONTENTS 1 Important Safety Instructions 2 Important Safety Warning 2.1  Transportation 2.2  Preparation Before Installation 2.3  Product Installation 2.4  Operation 2.5  Maintenance, Service, and Faults 3 Installation and Setup 3.1  Rear Panel View...
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  • Page 5: Important Safety Instructions

    Compliance Regulatory Info. Purpose of the Document This document applies to Vertiv™ Liebert® GXT MT+ EX 1-3 kVA UPS and cooling solutions which maintain optimal environmental control of technological ecosystems at minimal operating costs. This document gives an overview of the specifications, installation, commissioning, and maintenance procedures with troubleshooting from the user's perspective.
  • Page 6 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual This page intentionally left blank 1 Important Safety Instructions...

  • Page 7: Important Safety Warning

    When operating the Vertiv products, the operation personnel must observe the safety rules in the industry, the general safety points, and special safety instructions provided by the Vertiv.

  • Page 8: Preparation Before Installation

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 2.2  Preparation Before Installation • If the UPS system is relocated from a cold environment to a warm environment, condensation may occur. WARNING! The UPS system must be completely dry before installation.

  • Page 9: Operation

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 2.4  Operation WARNING! Do not disconnect the mains cable on the UPS system or the building wiring outlet (shockproof socket outlet) during operations since this would cancel the protective earthing of the UPS system and of all connected loads. • The UPS system can function as its own internal current source (batteries).
  • Page 10 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual WARNING! Batteries may cause electric shock and have a high short-circuit current. It is recommended to take the precautions listed below, including any additional safety measures that may be required when working with batteries: Remove wristwatches, rings, and other metal objects. Only use tools with properly insulated grips and handles.

  • Page 11: Installation And Setup

    3 Installation and Setup This chapter describes the list of essential steps needed to be work carried out before installation, including unpacking, inspection, lifting, hoisting, and transportation of the Vertiv™ Liebert® GXT MT+ EX UPS.   3.1  Rear Panel View Upon the arrival of the unit at the specified site location, the receiver should arrange the trained personnel to unpack and inspect the unit.
  • Page 12 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Parameter Description AC input Input circuit breaker USB communication port RS-232 communication port SNMP intelligent slot (option) External battery connection (only available for L model) Output receptacles Output terminal 3 Installation and Setup...

  • Page 13: Setup The Ups

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 3.2  Setup the UPS Step 1: UPS input connection Plug the UPS into a two-pole, three-wire, grounded outlet only. Avoid using extension cords. The power cord is supplied in the UPS package.
  • Page 14 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual It is recommended to connect the communication cable on one end to the USB/RS-232 port and the other to the communication port of the connected PC to enable unattended UPS shutdown/start-up and status monitoring.
  • Page 15 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Step 6: External battery connection To connect an external battery, refer to Figure 3.2 below.   Figure 3.2 External battery connection Parameter Description External Battery   3 Installation and Setup...
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  • Page 17: Operations

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 4 Operations 4.1  Button Operation   Button Function   To switch on the UPS, press and hold the ON/MUTE button for at least 2 seconds.   Mute the alarm: When the UPS is on battery mode, to enable or disable the alarm system, press and hold this button for at least 5 seconds.

  • Page 18: Lcd Panel

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 4.2  LCD Panel Parameter Description Load information Mode operation information Warning indicator Fault and warning information/setting operation/backup time setting Mute operation Backup time indicator UPS information Battery information   4 Operations...
  • Page 19 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Table 4.1 LCD Panel Display Function Display parameter Function Remaining backup time setting and information Indicates the remaining backup time in pie chart. Indicates the remaining backup time in numbers. H: hours, M: minute, S: second Setting operation Indicates the value set in the setting operation.

  • Page 20: Audible Alarm

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Table 4.1 LCD Panel Display Function (continued) Display parameter Function Indicates the UPS is in online mode. Indicates the UPS is in battery mode. Indicates the UPS is bypass mode. Indicates the UPS is in ECO mode.

  • Page 21: Lcd Display Wordings Index

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 4.4  LCD Display Wordings Index   LCD Area Abbreviation Display content Meaning Enable Disable Escape Low battery Overload Battery is not connected Overcharge Charger Battery fault Bypass voltage range Waiting Bypass frequency unstable...

  • Page 22: Ups Settings

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 4.5  UPS Settings   Parameter Function It’s for program alternatives. Refer to Table 4.2 on the facing page. It is the setting option or value for each program.     4 Operations...
  • Page 23 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Table 4.2 UPS interface settings Parameter Interface Setting Parameter 2: Output voltage setting Select the following output voltage in parameter 2: 208: indicates output voltage is 208 Vac 01: Output voltage setting 220: indicates output voltage is 220 Vac...
  • Page 24 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Table 4.2 UPS interface settings (continued) Parameter Interface Setting Parameter 2: Enable or disable Bypass function. 05: Bypass Select the following two options: enable/disable ENA: Bypass enable when UPS is off...

  • Page 25: Operating Mode Description

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 4.6  Operating Mode Description Table 4.3 UPS LCD Display Operating mode Description LCD display When pressing “ON/MUTE” button, if battery voltage is within Switch on permissible range, “ON” will flash until the UPS is turned on.
  • Page 26 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Table 4.3 UPS LCD Display (continued) Operating mode Description LCD display   When the input voltage is exceeds the acceptable range or Battery mode power failure and alarm is Alarming every 4 second, UPS will backup power from battery.

  • Page 27: Faults Reference Code

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 4.7  Faults Reference Code Fault event Fault code Icon Fault event Fault code Icon Bus start fail Inverter voltage Low Bus over Inverter output short Bus under Battery voltage too high...

  • Page 28: Warning Indicator

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 4.8  Warning Indicator Indicator Warning Alarm Word Icon (flashing) Low battery Alarming every second Battery is not connected Alarming twice every second Overload battery is not connected Alarming every second Overcharge...

  • Page 29: Storage And Maintenance

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 5 Storage and Maintenance Operation The UPS system contains no user-serviceable parts. If the battery service life (3 to 5 years at 25 °C ambient temperature) has been exceeded, the batteries must be replaced. In this case, please contact your (dealer) Vertiv customer support team.
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  • Page 31: Troubleshooting

    Fault code is shown as 28 and the icon lighted on Battery voltage is too low or the charger is faulty Contact your Vertiv representative LCD display and alarm is continuously alerts UPS is overloaded Remove excess loads from UPS output UPS is overloaded.
  • Page 32 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Symptom Possible cause Remedy A UPS internal fault has occurred. There are two possible results: Fault code is shown as 1, 2, 3, 4, 5, 11, 12, 13, 41 and 45 on LCD display and 1.

  • Page 33: Technical Specifications

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 7 Technical Specifications Capacity* 1000 VA/900 W 2000 VA/1800 W 3000 VA/2700 W Input 180 Vac/160 Vac/140 Vac/120 Vac ± 5% Low Line (Ambient Temp.< 35 °C) Transfer (based on load percentage 100% to 80%; 80% to 70%; 70% to 60%; 60% to 0%) 195 Vac/175 Vac/155 Vac/145 Vac ±...
  • Page 34 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Capacity* 1000 VA/900 W 2000 VA/1800 W 3000 VA/2700 W AC Mode to Zero Batt. Mode Transfer Time Inverter to 4 ms (Typical) Bypass Waveform (Batt. Mode) Pure Sinewave Efficiency AC Mode...
  • Page 35 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual Capacity* 1000 VA/900 W 2000 VA/1800 W 3000 VA/2700 W Management Smart RS-232 or USB Supports Windows® 2000/2003/XP/Vista/2008/7, Linux, Unix, and MAC Optional SNMP Power management from SNMP manager and web browser *Derate capacity to 70% of capacity in Frequency converter mode or when the output voltage is adjusted to 208 Vac.
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  • Page 37: Appendices

    Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 8 Appendices   Appendix A:   UPS Installation Guide 1. UPS should be placed on a flat and clean surface. Place it in an area away from vibration, dust, humidity, high temperature, flammable liquids, flammable gases, and corrosive and conductive contaminants. Install the UPS indoors in a clean environment, where it is away from windows and doors.
  • Page 38 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 2. It is recommend to maintain an ambient temperature range of 0 °C to 45 °C for UPS optimal operation. For every 5 °C above 45 °C, the UPS will derate 12% of nominal capacity at full load. The maximum permissible operating temperature requirement for UPS operation is 50 °C.
  • Page 39 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 5. Place the UPS:   The UPS is equipped with fan for cooling. Therefore, place the UPS in a well-ventilated area. The minimum clearance of 100 mm must be maintained in the front of the UPS and 300 mm in the rear side, and two sides of the UPS for heat dissipation and easy-maintenance.
  • Page 40 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 6. Connect To Transformer: Parameters Descriptions Mains power Output input Load Transformer   WARNING! Do not connect transformer to output of the UPS. Otherwise, it will cause UPS internal fault and force UPS to enter to fault mode. Hence, connect the transformer to the input of the UPS.
  • Page 41 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual 7. Connect to External Battery Pack: Parameter Description Breaker External battery packs   When connecting external battery packs, ensure to connect polarity correctly. Connect the positive pole of the battery pack to the positive pole of the external battery connector in UPS and the negative pole of the battery pack to the negative pole of the external battery connector in UPS.
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  • Page 43 Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual...
  • Page 44 Vertiv.com © 2023 Vertiv Group Corp. All rights reserved. Vertiv™ and the Vertiv logo are trademarks or registered trademarks of Vertiv Group Corp. All other names and logos referred to are trade names, trademarks or registered trademarks of their respective owners.

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