Figure 6‐14. Ups System – Separate Rectifier Feed, Separate Battery, Dual‐Feed Configuration - Eaton Power Xpert Plus 1 Installation And Operation Manual

AC Input to UPS
Rectifiers 3 Wire
A-B-C Rotation
A
UPM 1
A
NOTE Callout letter maps to Table 3‐6 on page 3-11. Callout letters
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 6‐14. UPS System – Separate Rectifier Feed, Separate Battery, Dual‐Feed Configuration
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Power Xpert 9395 UPS (450–550 kVA) Installation and Operation Manual
AC Input to Bypass
3 or 4 Wire A-B-C
Rotation
A
B
UPM 2
E1,
E1, E6, E7,
E2, E2,
E8, E12
E3
E3
Fuse
Fuse
Battery
Converter
Fuse
Battery Contactor (K2)
UPM 1
E4, E5
C
Battery
Breaker
BATTERY SYSTEM
(Not supplied with the UPS)
B
Battery Aux
48V Battery
Shunt Trip
Remote EPO
Backfeed
Contactor (K5)
Static
Switch
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse
Battery Contactor (K2)
UPM 2
E4, E5
C
Battery
Breaker
BATTERY SYSTEM
(Not supplied with the UPS)
C D
, , and map to Table 3‐5 on page 3-10.
S
164201701 Rev 3 www.eaton.com/powerquality
UNDERSTANDING UPS OPERATION
Building Alarms
Alarm Relays
X-Slot
Interface
Interface Board
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Inverter
Output
Contactor
(K3)
E9, E10,
D
E11, E12
UPS
CABINET
AC Output to
Critical Load
Service Connector
6-17