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USER MANUAL
Digital Energy
™
ML Series
Uninterruptible Power Supply
Uninterruptible Power SupplyUninterruptible Power Supply
Uninterruptible Power Supply
350
350350
350-
--
-500
500500
500-
--
-700
700700
700-
--
-1000 VA
1000 VA1000 VA
1000 VA
Please read these instructions carefully before installation and start-up of the Digital
Energy™ ML Series UPS. Keep this manual in a safe place for future reference.
CONTENTS
1 INTRODUCTION ........................................................................................... 2
1.1 Introduction
1.2 Safety Rules
1.3 Transport / Storage
2 INSTALLATION ............................................................................................. 2
2.1 Installation Rules
2.2 Installation Procedure
3 OPERATION.................................................................................................. 4
3.1 Start-up
3.1.1 Start-up, mains available
3.1.2 Start-up, mains not available (‘battery start’)
3.2 Use: Normal Operation
3.2.1 Normal operating conditions
3.2.2 Self test
3.2.3 Auto-off (no-load shutdown)
3.2.4 Switching off
3.3 Use: Status and Alarm Indications
3.3.1 Charger on
3.3.2 Normal operation
3.3.3 On battery
3.3.4 Battery low
3.3.5 Replace battery
3.3.6 Overload
3.3.7 Self test
4 COMMUNICATION........................................................................................ 6
5 MAINTENANCE............................................................................................. 7
5.1 General
5.2 Fuses
5.3 Batteries
5.3.1 General
5.3.2 Battery replacement
6 TROUBLESHOOTING .................................................................................. 8
7 SPECIFICATIONS......................................................................................... 9
© General Electric. All rights reserved; reproduction without permission prohibited. This manual may be subject to change; no
liability can be accepted for any error or omission.
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