THE
NEXSYS UPS
Contents
1 INTRODUCTION ............................................................................. 8
1.1 The Alpha Advantage .............................................................. 8
1.2 Unpacking and Inspection ....................................................... 9
1.3 A Tour of the Nexsys UPS ..................................................... 10
1.4 Nexsys UPS Front Panel ....................................................... 10
1.5 Nexsys UPS Rear Panel ....................................................... 11
2 INSTALLATION ............................................................................. 13
2.1 Pre–installation ...................................................................... 13
2.2 Tower Configuration Installation ............................................. 14
2.3 Wall Mounting ........................................................................ 20
2.4 Rack Mounting ...................................................................... 22
2.5 Connecting the UPS .............................................................. 23
2.6 External Battery Pack ............................................................ 25
3 OPERATION ................................................................................. 26
3.1 Operating Modes ................................................................... 26
3.2 Starting and Testing the UPS ................................................ 28
3.3 Shutting Down the UPS ......................................................... 29
3.4 Self Test ................................................................................ 30
3.5 Front Panel Indicators and Controls ...................................... 31
4 COMMUNICATION ....................................................................... 39
4.1 Interface Port ......................................................................... 39
4.2 RS–232 Communication ....................................................... 42
5 MAINTENANCE ............................................................................ 49
5.1 Maintenance .......................................................................... 49
5.2 Run-time Testing ................................................................... 49
5.3 Internal Battery Replacement ................................................ 50
5.4 Troubleshooting ..................................................................... 53
5.5 Repair Instructions ................................................................ 54
5.6 Parts ...................................................................................... 54
5.7 Specifications ........................................................................ 55
6 WARRANTY ................................................................................. 57
EMERGENCY SHUTDOWN ................................... Inside Back Cover
iv
IMPORTANT
Emergency shutdown procedure on inside back cover
5. MAINTENANCE
54
Before returning a unit to Alpha Technologies for repair, obtain a Return
Material Authorization (RMA) number from Alpha's customer service depart-
ment. Clearly mark the RMA number on the unit’s original shipping container.
For other shipping instructions, see Section 1.2, “Unpacking and Inspection.”
Alpha Technologies does not assume responsibility for damage
caused by improper packaging of returned units.
United States
(360) 647–2360
Canada
(604) 430–1476
United Kingdom
+44–1279–422110
Germany
+49–9122– 997303
Middle East
+357–5–375675
Australia
+61 (0) 2 894–7866
To obtain complete technical support
(7 days/week, 24 hours/day)
Call
1–8 0 0– 3 2 2– 5 7 4 2
(USA)
1– 8 0 0–6 6 7–8 7 4 3
(Canada)
5.6
Parts
5.5
Repair Instructions
