Figure 5-9. Eaton 93Pm-50-2 Ups System Oneline With External Battery - Eaton 93PM UPS Installation And Operation Manual

Understanding UPS Operation
Pull Chain Parallel CAN
Mini-Slot
Remote EPO
Interface
Interface
Board
NOTE Callout letters A, B, and D map to Table 3-4.

Figure 5-9. Eaton 93PM-50-2 UPS System Oneline with External Battery

5-10 Eaton 93PM UPS (20–50 kW, 480V Four Wire – 50 kW Frame) Installation and Operation Manual P-164000540—Rev 4
AC Input to UPS
Rectifier 3 Wire
A-B-C Rotation
A
E1, E2, E3
Optional Single-Feed
CB1 Input
Breaker
Fuse Fuse
Rectifier Rectifier
Switchgear
Switchgear
Rectifier Rectifier
Inverter
Inverter
Inverter
Inverter
Switchgear Switchgear
Fuse
Fuse
Battery
Battery
Converter Converter
Battery Battery
Switchgear
Switchgear
Fuse
Fuse
UPM 1
E4, E5
C
Battery
Breaker
EXTERNAL BATTERY
CABINET
(Not supplied with the UPS)
AC Input to
Bypass 4 Wire
A-B-C Rotation
B
E6, E7, E8, E12
Jumper
Fuse
Bypass
Switchgear
Static
Switch
UPM 2
AC Output to
Critical Load
E9,
D
E10,
E11,
E12
UPS CABINET
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