Figure 6‐11. Ups System – Common Rectifier Feed, Separate Battery, Iom Configuration - Eaton Power Xpert Plus 1 Installation And Operation Manual

UNDERSTANDING UPS OPERATION
UPS Rectifier
3 Wire A-B-C
E1, E2, E3
Input Breaker
(CB1)
(optional)
A C
NOTE Callout letters , , and
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.
Figure 6‐11. UPS System – Common Rectifier Feed, Separate Battery, IOM Configuration
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Power Xpert 9395 UPS (450–550 kVA) Installation and Operation Manual
AC Input to
Rotation
A
Fuse
Fuse
Battery Contactor (K2)
E4, E5
C
BATTERY SYSTEM
(Not supplied with the UPS)
D
map to Table 3‐5 on page 3-10.
Battery Aux
48V Battery
Shunt Trip
Remote EPO
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery Battery
Converter Converter
Fuse
Battery Contactor (K2)
UPM 1 UPM 2
E4, E5
C
Battery Battery
Breaker Breaker
BATTERY SYSTEM
(Not supplied with the UPS)
S
164201701 Rev 3 www.eaton.com/powerquality
Building Alarms
Alarm Relays
Interface Board
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Inverter
Output
Contactor
(K3)
E9, E10,
D
E11, E12
UPS
CABINET
X-Slot
Interface
AC Output to
Critical Load
Service Connector