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GE Digital Energy GT Series User Manual

Digital energy gt series uninterruptible power supply 1000-1500-2000-3000 va ul-version
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User manual
Digital Energy GT Series
Uninterruptible Power Supply
1000-1500-2000-3000 VA
Manufactured by:
GE Energy – Digital Energy
General Electric Company
2501 Pecan Street
Bonham, TX
GT Series UPS
Telephone 800 637-1738
Technology for the Digital World
903 640-0535
ver 1.2 - US



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  • Page 1 User manual Digital Energy GT Series Uninterruptible Power Supply 1000-1500-2000-3000 VA UL-version Manufactured by: GE Energy – Digital Energy General Electric Company Telephone 800 637-1738 2501 Pecan Street 903 640-0535 Bonham, TX Website GT Series UPS Technology for the Digital World...
  • Page 2: Uninterruptible Power Supply

    © 2004 by GE Energy – Digital Energy All rights reserved. Reproduction in whole or in parts without the prior written consent of GE Energy – Digital Energy is prohibited. The illustrations and plans describing the equipment are intended as general reference only and are not necessarily complete in every detail.
  • Page 3: Table Of Contents

    Digital Energy GT Series CONTENTS IMPORTANT SAFETY INSTRUCTIONS ..........3 1.1 Save these instructions 1.2 General 1.3 Installation 1.4 Batteries 1.5 Transport/storage 1.6 FCCIS Interference statements INSTALLATION ..................6 2.1 Package contents 2.2 Location 2.3 Rear panel 2.4 Installation 2.4.1 Stable placing of 2-3kVA model 2.4.2 Connecting an external battery pack...
  • Page 4: Important Safety Instructions

    ! While every care has been taken to ensure the completeness and accuracy of this manual, GE accepts no responsibility or liability for any loss or damage resulting from the use of the information contained in this document.
  • Page 5: Batteries

    Digital Energy GT Series Batteries  NOTE: Servicing of batteries should be performed or supervised by personnel knowledgeable of batteries and the required precautions. Keep unauthorized personnel away from batteries.  When replacing the batteries, use only the same number, type and size battery: GP1270-F2 (CSB) or NP7-12(YUASA) or HR1234W F2(CSB).
  • Page 6: Fccis Interference Statements

    Digital Energy GT Series FCC IS Interference Statements 1kVA MODEL Federal Communications Commission Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
  • Page 7: Installation

    2 - Installation Package contents The packing box contains a Digital Energy GT Series-UL UPS, an RS232 data cable, a CD ROM and this manual. Carefully inspect the packing box and its contents. If any damage is visible please immediately notify the carrier and/or dealer.
  • Page 8: Installation

    Digital Energy GT Series Installation The unit should be installed by service personnel. IMPORTANT: Before making any connection and switching on the UPS, please check the following conditions:  your mains supply is 100/110/120 Volts and 50/60Hz,  the total power demand of the connected equipment does not exceed the rated output power of the UPS (indicated on the rating label).
  • Page 9: Connecting The Rs232/Dry Contact Interface

    Digital Energy GT Series 2.4.3 Connecting the RS232/dry contact interface Connect the interface signal cable between the RS-232/dry contact port on the rear panel of UPS and COM1 or COM2 of your computer if necessary. See fig. 2.4. Refer to chapter 4 for more information.
  • Page 10: Checking The Site Wiring Fault Led

    Digital Energy GT Series Fig. 2.5 Stand-by mode Though the batteries (the internal energy reserve) were fully charged when the UPS left the factory, they might have lost some energy during transport and/or storage. It is recommended to allow the UPS to recharge the batteries for at least 6 hours. This way you ensure that the UPS can provide sufficient runtime in case of a utility power failure.
  • Page 11: Operation

    Digital Energy GT Series 3 - Operation Operation Panel Fig. 3.1 Operating panel Switch ‘I/TEST’ - Switches on the UPS - In ‘ON-LINE’ mode it starts the battery test - In ‘ON BATTERY’ mode it mutes the buzzer Off switch Switches off the UPS LED ‘Bypass’...
  • Page 12: Start-Up

    Digital Energy GT Series Start-up 3.2.1 Start-up, utility power available 1 Push the ‘I/TEST’-button (1) and hold for 3 seconds until a short beep is heard. The bypass LED will shortly light up. When the LED ‘On Line’ lights up, the UPS is running in ‘ON LINE’...
  • Page 13: Silencing The Buzzer

    Digital Energy GT Series 3.3.4 Silencing the buzzer When the UPS is in ‘ON BATTERY’ mode the buzzer can be turned on or off by pressing the ‘I/TEST’-button (1). 3.3.5 Switching off 1 To switch off the UPS push the OFF-button (2) until a short beep is heard. Release the button after the beep.
  • Page 14: Bypass Operation

    Digital Energy GT Series 3.4.4 Bypass operation If the UPS is unable to deliver the demanded output power due to overload or over-temperature, the load is switched directly to the utility supply. The LED ‘Bypass’ will light, and the buzzer will sound continuously.
  • Page 15: Communication

    UPS monitoring software. For specific information on Digital Energy GT Series connectivity products please contact your local dealer or Internet: The dry contacts (4.3) and (optional) SNMP plug-in card (4.4) can be connected at the same time.
  • Page 16: Rs232

    Digital Energy GT Series RS232 The RS-232 communication port provides the following functions: 1 - Monitoring charger status 2 - Monitoring battery status and condition 3 - Monitoring inverter status 4 - Monitoring UPS status 5 - Monitoring the AC utility power status...
  • Page 17: Snmp Plug-In Card (Optional)

    Digital Energy GT Series SNMP Plug-in Card (optional) SNMP (Simple Network Management Protocol) is the most popular protocol in the network. Via NMS (Network Management Station) you can detect the status of all facilities in the network. An SNMP Interface Card can be plugged into the built-in SNMP slot on rear panel of the UPS (please refer to fig.
  • Page 18: Optional Features

    Recycling the UPS at the end of service life GE Digital Energy, in compliance with environment protection recommends that the UPS equipment, at the end of its service life, must be recycled conforming to the local applicable regulations.
  • Page 19: Troubleshooting

    Digital Energy GT Series 7 - Troubleshooting Whenever a malfunction occurs, first check external factors (e.g. connections, temperature, humidity or load) to determine whether the problem is caused by the unit itself or by its environment. Subsequently check the thermal circuit breaker: it may be tripped. If so: reset it and be sure that the UPS is not overloaded.
  • Page 20: Specifications

    Digital Energy GT Series 8 - Specifications GT Model 1000T UL 1500T UL 2000T UL 3000T UL 1.5kVA/ 1200 W Capacity 1kVA/800W 2kVA/1600W 3kVA/2400W Rated Voltage 100V, 110V, 120V Voltage Range 80V~138V (full load); 65V~80V (70% load) Input Frequency 50Hz / 60Hz (± 4.8 Hz) 0.97...