Understanding UPS Operation
6-30
Eaton
®
Power Xpert
®
9395P-900 UPS Installation and Operation Manual P-164000501—Rev 09
www.eaton.com/powerquality
Figure 6-22. Typical Distributed Bypass System -Continuous Static Switch, 2+1 and 3+0 Configurations
Battery Breaker
Battery
Converter
Inverter
K3
Fuse
Rectifier
K1
K2
Fuse
Fuse
Fuse
E6
E7
E8
E12
K5
Static
Switch
Fuse
E1
E2
E3
CB1
(optional)
UPS 1
A
B
TIE
CABINET
E
AC Output to
Critical Load
E4, E5
BATTERY SYSTEM
MOB 1
MOB 2
MOB 3
(Not supplied
with the UPS)
C
E9
E10
E11
E12
D
Battery Breaker
Battery
Converter
Inverter
K3
Fuse
Rectifier
K1
K2
Fuse
Fuse
Fuse
E6
E7
E8
E12
K5
Static
Switch
Fuse
E1
E2
E3
CB1
(optional)
UPS 2
A
B
E4, E5
BATTERY SYSTEM
(Not supplied
with the UPS)
C
E9
E10
E11
E12
D
Battery Breaker
Battery
Converter
Inverter
K3
Fuse
Rectifier
K1
K2
Fuse
Fuse
Fuse
E6
E7
E8
E12
K5
Static
Switch
Fuse
E1
E2
E3
CB1
(optional)
UPS 3
A
B
E4, E5
BATTERY SYSTEM
(Not supplied
with the UPS)
C
E9
E10
E11
E12
D
*
*
*
*
*
*
NOTE
This oneline does not show each UPM in the UPSs, but represents each UPS in the distributed bypass system. The internal
structure of each UPS is shown in Figure 6
‐
8.
A
– AC Input to UPS Rectifier
B
– AC Input to Bypass
C
– DC Input from Battery
D
– UPS AC Output to Tie Cabinet
E
– Output to Critical Load
*
– Overcurrent Protection supplied by customer
*
Summary of Contents for Power Xpert 9395P-900 Series
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Page 33: ...Section I Installation...
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Page 139: ...Section II Operation...
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