1.5.8 CLA Module (Long backup time charger)
(Part number 86004)
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: Connection for CLA Module and EX 5/7/11 RT.
Table 5: Battery backup time chart.
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 200 Ah 400 Ah
Total battery voltage :240 VDC (20 x 12VDC, one string).
The battery capacity must be set within the UPS (5 Ah increment possible, see UPS Personalization section 3.2.
EX 5/7/11 RT System
Introduction1 — 12 86-86000-00 A01
EX 5RT /
EX 7RT /
EX 11RT
~50A
(cable not included)
Typical High Power
Battery Cabinet
(not included)
Utility
AC Source
(cable not included)
(see section 2.10 for cable
connection information)
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E X R T Transformer
CLA Module Contents
CLA