Figure 70. Four Upm Common Rectifier Feed, Common Battery, Iom Configuration - Eaton Power Xpert 9395P-1100/1100 Installation And Operation Manual

Understanding UPS Operation

Figure 70. Four UPM Common Rectifier Feed, Common Battery, IOM Configuration

Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse
Battery Contactor (K2)
UPM 4
FI-UPM CABINET
NOTE Callout letters A B C
, ,
124 Eaton ®
AC Input to
UPS Rectifier
3 Wire A-B-C
Rotation
A
E1, E2, E3
Input Breaker
(CB1)
(optional)
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse
Battery Contactor (K2)
UPM 1
E4, E5
D
, and map to the applicable Input/Output Ratings and External Wiring Requirements Table in Chapter 3.
Power Xpert ® 9395P-1200 Installation and Operation Manual 164000500—Rev 11
Battery Aux
48V Battery
Shunt Trip
Remote EPO
Input
Contactor
(K1)
Rectifier
Fuse
Fuse Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse Fuse
Battery Contactor (K2) Battery Contactor (K2)
UPM 2
C
Battery
Breaker
BATTERY SYSTEM
(Not supplied with the UPS)
Building Alarms
Alarm Relays
X-Slot
Interface
Interface Board
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Inverter
Output
Contactor
(K3)
AC Output
to Critical
E9,
D
E10,
Battery
E11,
Converter
E12
UPM 3
UPS CABINET
Service Connector
Load