UNDERSTANDING UPS OPERATION
Eaton
Power Xpert 9395P-600 (380V-600V) UPS Installation and Operation Manual
S
P-164000710 Rev 1
www.eaton.com/powerquality
6-11
Input Breaker
(CB1)
(optional)
X-Slot
Interface
E1, E2, E3
E6, E7,
E8, E12
48V Battery
Shunt Trip
NOTE
Callout letters
A
,
B
,
C
, and
D
map to
UPS CABINET
Backfeed
Contactor (K5)
AC Output
to Critical
Load
E9,
E10,
E11,
E12
Static
Switch
AC Input to
UPS Rectifier
3 Wire A-B-C
Rotation
AC Input to
Bypass
3 Wire A-B-C
Rotation
Interface Board
Battery Aux
Remote EPO
Building Alarms
Alarm Relays
Fuse
Battery
Converter
Inverter
Output
Contactor
(K3)
Fuse
Rectifier
Input
Contactor
(K1)
Battery Contactor (K2)
Fuse
Fuse
Fuse
UPM 1
Battery
Breaker
E4, E5
(Not supplied with the UPS)
Battery
Converter
Inverter
Output
Contactor
(K3)
Fuse
Rectifier
Input
Contactor
(K1)
Battery Contactor (K2)
Fuse
Fuse
Fuse
FI-UPM CABINET
BATTERY SYSTEM
A
B
C
D
Single-Feed Kit
(Not supplied
with the UPS)
FI-UPM
Figure 6‐6. One UPM, Common Rectifier Feed, Common Battery, Dual‐Feed Configuration, Continuous Static Switch, FI-UPM