Important Notices!
Thank you for choosing LEGRAND UPS System to supply your Critical Application.
This manual contains important information about commissioning, usage and technical properties of the
UPS. It also contains safety information for operator and instructions to secure your critical load. Applying
the recommendation detailed in this manual is necessary to use UPS safely and correctly.
The manufacturer reserves the rights to change the t
echnical specifica
tions
and design without notice.
LEGRAND reserves the rights to change the information in this document
without notice. Refer to
http://ups.legrand.com/
web site to dowload last
release and translations.
Units that are labelled with a CE mark comply with the Standard: EN 62040-1 and EN 62040-2.
Read the manual completely before working on this equipment!
Keep this manual in UPS’s front cover’s pocket for easy consultation!
Reproduction, adaptation, or translation of this manual is prohibited without prior
written permission of LEGRAND Company, except as allowed under the copyright laws.
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2
8. COMMUNICATION
58
8.1.
Serial Communication (RS232)
59
8.2.
Internal SNMP Communication
60
8.3.
Emergency Switching Device and Generator Connections
60
8.4.
Dry Contacts
61
8.5.
RS485
62
9. OPERATING PROCEDURES FOR SINGLE SYSTEMS
6
3
9.1.
Preparations
63
9.2.
Commissioning
64
9.2.1.
Start-Up UPS with Internal Battery
64
9.2.2.
Start-Up UPS with External Battery
64
9.3.
Decommissioning
65
9.4.
Maintenance Bypass Commissioning Instructions
65
(Transfer Load Supply from UPS to Internal Maintenance Bypass)
9.5.
Maintenance Bypass Decommissioning Instructions
66
10. OPERATING PROCEDURES FOR PARALLEL SYSTEMS
6
7
10.1.
Introduction
67
10.1.1.
Redundancy
67
10.1.2.
Power Increase
67
10.2.
Procedure for Commissioning and Start-Up
68
10.3.
Procedure for Decommissioning
69
11. TROUBLESHOOTING
70
11.1.
Bypass voltage failure Alarm
70
11.2.
Bypass phase sequence wrong Alarm
70
11.3.
Inverter not sync. with bypass Alarm
70
11.4.
Input phase sequence wrong Alarm
70
11.5.
Rec
tifier not sync
. with input Alarm
70
11.6.
DC voltage failure Alarms
70
11.7.
ESD active Alarm
70
11.8.
Ambient temperature high Alarm
70
1
1.9.
Overload Alarms
70
11.10.
Maintenance bypass active Alarm
71
11.11.
Battery test failure Alarm
71
11.12.
Input voltage failure Alarms
71
11.13.
Inverter temperature high/ Rec
tifier t
emperature high Alarms
71
12. PREVENTIVE MAINTENANCE
7
2
12.1.
Batteries
72
12.2.
Battery Fuses
72
12.3.
Fans
73
12.4.
Capacitors
73
Appendix-1: Alarms List
74
Appendix-2: Diagnostics List
75
Appendix-3: Event List
76
Appendix-4: Technical
Specifica
tions
78
Appendix-5: Modbus List
80
Appendix-6: Description of UPS and Block Diagram
82
