Eaton 93PM - Figure 5-11. Eaton 93 PM-100-2 UPS System with Two-Breaker Bypass Oneline

Understanding UPS Operation
Eaton 93PM UPS (20–100 kW, 480V – 100 kW Frame) Installation and Operation Manual P-164000227—Rev 6 www.eaton.com/powerquality 5-13
Figure 5-11. Eaton 93PM-100-2 UPS System with Two-Breaker Bypass Oneline
Optional
Single-Feed
Jumper
TWO-BREAKER
BYPASS CABINET
Battery
Breaker
EXTERNAL BATTERY
CABINET
(Not supplied with the UPS.)
C
E4, E5
E1,
E2,
E3
E6,
E7,
E8
Parallel CAN
Mini-Slot
Interface
Interface
Board
Pull Chain
Remote EPO
AC Input to UPS
Rectifier 3 Wire
A-B-C Rotation
A
B
E9,
E10,
E11
AC Output to
Critical Load
D
UPS CABINET
Maintenance
Bypass Breaker
(MBP)
Maintenance
Isolation Switch
(MIS)
E9,
E10,
E11
Bypass
Switchgear
Static
Switch
Fuse
UPM 1
Battery
Switchgear
Battery
Converter
Fuse
Rectifier
Fuse
Rectifier
Switchgear
Fuse
Inverter
Inverter
Switchgear
UPM 2
Battery
Switchgear
Battery
Converter
Fuse
Rectifier
Fuse
Rectifier
Switchgear
Fuse
Inverter
Inverter
Switchgear
AC Input to
Maintenance
Bypass 3 Wire
A-B-C Rotation
AC Input to UPS
Bypass 3 Wire
A-B-C Rotation
(Dual Feed)
NOTE Callout letters A, B, C, and D map to Table 3-4 or Table 3-5.