Figure 6‐11. Ups System – Three Upm, Common Rectifier Feed, Common Battery, Dual‐Feed Configuration, Continuous Static Switch - Eaton Power Xpert 9395 Installation And Operation Manual

E1, E2, E3
Input Breaker
(CB1)
(optional)
Fuse
Fuse
Battery Contactor (K2)
A B 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 – Three UPM, Common Rectifier Feed, Common Battery, Dual‐Feed Configuration, Continuous Static Switch
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EATON Power Xpert
9395 UPS (1000–1100 kVA) Installation and Operation Manual
AC Input to
AC Input to
Bypass
UPS Rectifier
3 or 4 Wire A-B-C
3 Wire A-B-C
Rotation
Rotation
B
A
E6, E7,
E8, E12
Single-Feed Kit
(Not supplied
with the UPS)
Fuse
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse
Battery Contactor (K2)
UPM 1
E4, E5
C
BATTERY SYSTEM
(Not supplied with the UPS)
D
map to Table 3‐6 on page 3-13.
Battery Aux
48V Battery
Shunt Trip
Remote EPO
Static
Switch
Backfeed
Contactor (K5)
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery Battery
Converter Converter
Fuse
Battery Contactor (K2)
UPM 2 UPM 3
Battery
Breaker
S
164201764 Rev 3 www.eaton.com/powerquality
UNDERSTANDING UPS OPERATION
Building Alarms
Alarm Relays
Interface Board
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Inverter
Output
Contactor
(K3)
E9, E10,
D
E11, E12
UPS
CABINET
Service Connector
X-Slot
Interface
AC Output to
Critical Load
6-15