Figure 55. Ups System With Field Installed Upm - Separate Rectifier Feed, Separate Battery, Dual-Feed Configuration - Eaton Power Xpert 9395 550/275 Installation And Operation Manual

Figure 55. UPS System with Field Installed UPM – Separate Rectifier Feed, Separate Battery, Dual-Feed
Configuration
A
UPM 4
E1,
E2,
E3
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse
Battery Contactor (K2)
UPM 4
FI-UPM CABINET
C
Battery
Breaker
BATTERY SYSTEM
(Not supplied with the UPS)
A
NOTE Callout letter maps to the Separate Rectifier Input UPM Ratings and External Wiring Requirements Table in Chapter 3.
B C D
, , and
map to the applicable Input/Output Ratings and External Wiring Requirements (480V or 400V Separate Battery) Table in Chapter 3.
NOTE If the load requires a neutral, a bypass source neutral must be provided. DO NOT install both a source neutral and a bonding jumper.
AC Input to UPS AC Input to Bypass
3 or 4 Wire A-B-C
Rectifiers 3 Wire
A-B-C Rotation
A
UPM 1
E1,
E2,
E3
E4, E5
Eaton Power Xpert 9395 UPS Installation and Operation Manual 164201716—Rev 14
Battery Aux
48V Battery
Rotation
Shunt Trip
B Remote EPO
E6, E7,
E8, E12
Backfeed
Contactor (K5)
Static
Switch
Fuse
Fuse
Fuse
Battery Contactor (K2)
E4, E5
C
BATTERY SYSTEM
(Not supplied with the UPS)
Understanding UPS Operation
Building Alarms
Alarm Relays
X-Slot
Interface
Interface Board
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Inverter
Output
Contactor
(K3)
AC Output
E9,
D
E10,
Battery
E11,
Converter
E12
UPM 1
UPS CABINET
Battery
Breaker
Service Connector
to Critical
Load
101