Eaton Power Xpert 9395 - Figure 84. UPS System - Three UPM, Common Rectifier Feed, Separate Battery, IOM Configuration

Eaton Power Xpert 9395 UPS Installation and Operation Manual 164201725—Rev 15 133
Figure 84. UPS System – Three UPM, Common Rectifier Feed, Separate Battery, IOM Configuration
NOTE
If the load requires a neutral, a bypass source neutral must be provided. DO NOT install bothasource neutral andabonding jumper.
NOTE Callout letters A, C, and D map to the applicable Input/Output Ratings and External Wiring Requirements (Three UPM, Separate Battery) Table in Chapter 3.
Input Breaker
(CB1)
(optional)
X-Slot
Interface
E1, E2, E3
48V Battery
Shunt Trip
UPS
CABINET
AC Output to
Critical Load
E9, E10,
E11, E12
AC Input to
UPS Rectifier
3 Wire A-B-C
Rotation
Interface Board
Battery Aux
Remote EPO
Building Alarms
Alarm Relays
Service Connector
Battery
Converter
Inverter
Output
Contactor
(K3)
Fuse
Rectifier
Input
Contactor
(K1)
Battery Contactor (K2)
Fuse
Fuse
Fuse
UPM 2
Battery
Breaker
E4, E5
Battery
Converter
Inverter
Output
Contactor
(K3)
Fuse
Rectifier
Input
Contactor
(K1)
Battery Contactor (K2)
Fuse
Fuse
Fuse
UPM 3
Battery
Breaker
E4, E5
Battery
Breaker
E4, E5
Battery
Converter
Inverter
Output
Contactor
(K3)
Fuse
Rectifier
Input
Contactor
(K1)
Battery Contactor (K2)
Fuse
Fuse
Fuse
UPM 1
A
C
D
CC
BATTERY SYSTEM
(Not supplied with the UPS)
BATTERY SYSTEM
(Not supplied with the UPS)
BATTERY SYSTEM
(Not supplied with the UPS)
Understanding UPS Operation