Figure 6-7. Three Upm, Common Rectifier Feed, Common Battery, Dual-Feed Configuration, Continuous Static Switch - Eaton Power Xpert 9395P-900 Series Installation And Operation Manual

Understanding UPS Operation
E1, E2, E3
Input Breaker
(CB1)
(optional)
A B C
NOTE Callout letters , , , and

Figure 6-7. Three UPM, Common Rectifier Feed, Common Battery, Dual-Feed Configuration, Continuous Static Switch

®
6-12 Eaton Power Xpert
AC Input to
AC Input to
Bypass
UPS Rectifier
3 Wire A-B-C
3 Wire A-B-C
Rotation Rotation
A B
E6, E7,
E8, E12
Single-Feed Kit
(Not supplied
with the UPS)
Fuse
Input
Contactor
(K1)
Rectifier
Fuse
Fuse Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse Fuse
Battery Contactor (K2) Battery Contactor (K2)
UPM 1
E4, E5
C
BATTERY SYSTEM
(Not supplied with the UPS)
D
map to Table 3‐7.
®
9395P-900 UPS Installation and Operation Manual P-164000501—Rev 09
Battery Aux
48V Battery
Shunt Trip
Remote EPO
Static
Switch
Backfeed
Contactor (K5)
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery Battery
Converter Converter
Fuse
Battery Contactor (K2)
UPM 2 UPM 3
Battery
Breaker
Interface Board
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Inverter
Output
Contactor
(K3)
E9,
D
E10,
E11,
E12
UPS
CABINET
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Building Alarms
Alarm Relays
X-Slot
Interface
AC Output to
Critical Load
Service Connector