Figure 6‐17. Plus 1 Ups System – Separate Rectifier Feed, Separate Battery, Iom Configuration - Eaton Power Xpert Plus 1 Installation And Operation Manual

UNDERSTANDING UPS OPERATION
A
UPM 4
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 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 6‐17. Plus 1 UPS System – Separate Rectifier Feed, Separate Battery, IOM Configuration
t
6-20
Power Xpert 9395 UPS (450–550 kVA) Installation and Operation Manual
AC Input to UPS
Rectifiers 3 Wire
A-B-C Rotation
A A
UPM 1 UPM 2
E1, E1, E1,
E2, E2,
E2,
E3 E3
E3
E4, E5
C
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
Battery
Converter
Fuse
Battery Contactor (K2)
UPM 1
E4, E5
C
Battery
Breaker
BATTERY SYSTEM
(Not supplied with the UPS)
D
and map to Table 3‐5 on page 3-10.
S
164201701 Rev 4
Battery Aux
48V Battery
Shunt Trip
Remote EPO
Interface Board
Input
Contactor
(K1)
Rectifier
Fuse
Fuse
Fuse
Inverter
Output
Contactor
(K3)
E10,
Battery
E11,
Converter
Fuse
Battery Contactor (K2)
UPM 2
UPS CABINET
E4, E5
C
Battery
Breaker
BATTERY SYSTEM
(Not supplied with the UPS)
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Building Alarms
Alarm Relays
X-Slot
Interface
AC Output
to Critical
Load
E9,
D
E12
Service Connector