MGE UPS Systems EX-7 - Manual (Page 26)

EX 5/7/11RT Systems
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1.5.8 CLA Charger Module
Extended back-up time (up to 8 hours at full load) requires a high power battery cabinet connected to the EX
5/7/11RT via the CLA Module.
IMPORTANT The CLA can not be used to charge the Battery Module (EXB). It is designed to
charge the customer provided high power battery cabinet.
Figure 1-12: CLA Module Contents and Connections.
Table 1-7: Battery backup time chart.
Total battery voltage : 240 VDC (20 x 12VDC, one string).
IMPORTANT The battery capacity must be set within the UPS (5 Ah increment)
See UPS Personalization section 3.2.
Battery Backup Time
Recommended Batteries
EX 5RT EX 7RT EX 11RT
2 hours 50 Ah 65 Ah 100 Ah
4 hours 100 Ah 130 Ah 200 Ah
8 hours 200 Ah 260 Ah 400 Ah
EX 5/7/11RT
~
50A
(cable not included)
Typical High Power
Battery Cabinet
(not included)
15A Utility
AC Source
(cable not included)
(see section 2.10 for cable
connection information)
www .mge ups.c om
E X R T Tra nsform er
CLA Module Contents
CLA
Tower Stand Expanders
CLA Module Quick Start
Battery Detection Cable
Battery Power Cable
Stabilizer Bracket
(4 screws included)
41
Transformer Rail Kit
Introduction