Eaton Power Xpert 9395P - Figure 70. UPS System - Four UPM Common Rectifier Feed, Common Battery, IOM Configuration

Eaton Power Xpert 9395 UPS Installation and Operation Manual 164201764—Rev 14 121
Figure 70. UPS System – Four UPM Common Rectifier Feed, Common 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 (Four UPM, Common 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
(Not supplied with the UPS)
Battery
Converter
Inverter
Output
Contactor
(K3)
Fuse
Rectifier
Input
Contactor
(K1)
Battery Contactor (K2)
Fuse
Fuse
Fuse
UPM 1
Battery
Converter
Inverter
Output
Contactor
(K3)
Fuse
Rectifier
Input
Contactor
(K1)
Battery Contactor (K2)
Fuse
Fuse
Fuse
UPM 4
FI-UPM CABINET
BATTERY SYSTEM
A
C
D
Understanding UPS Operation