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Digital Energy™ GT Series

CONTENTS

1 IMPORTANT SAFETY INSTRUCTIONS .................................................

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1.1Save these instructions

1.2General

1.3Installation

1.4Batteries

1.5Transport/storage

1.6FCCIS Interference statements

2

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

 

 

2.4.3 Connecting the RS232/dry contact interface

 

 

2.4.4 Connecting the load

 

 

2.4.5 Connecting to the utility power supply

 

 

2.4.6 Checking the site wiring fault LED

 

3 OPERATION...............................................................................................

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3.1Operation Panel

3.2Start-up

3.2.1Start-up, utility power available

3.2.2Start-up, utility power not available (‘cold start’ or ‘battery start’)

3.3Use: Normal Operation

3.3.1Normal operation conditions

3.3.2Normal operation indications

3.3.3UPS self-test

3.3.4Silencing the buzzer

3.3.5Switching off

3.4Use: Abnormal Conditions

3.4.1On battery

3.4.2Battery low

3.4.3Overload

3.4.4Bypass operation

3.4.5Replace battery

3.4.6Short circuit

4 COMMUNICATION....................................................................................

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4.1Description

4.2RS232

4.3Dry contact

4.4SNMP plug-in card (optional)

5 OPTIONAL FEATURES............................................................................

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5.1Extended Runtime

5.2TVSS (Transient Voltage Surge Suppressor)

6 MAINTENANCE

.........................................................................................17

6.1General maintenance

6.2Batteries - general

6.3Batteries - replacement

6.4Recycling the UPS at the end of service life

7

TROUBLESHOOTING

..............................................................................18

8

SPECIFICATIONS .....................................................................................

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OPM_GTU_TWR_1K0_3K0_XUS_V015

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DE GT Series: User manual rev date 8-11- 04