Eaton 93PM-50-1 User Manual

Eaton 93PM Emergency Lighting UPS (50 kW, 480V Three and Four-Wire UL 924) Installation and Operation Manual P-164000569—Rev 03 61
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The system oneline drawings in this section show the simplified internal structure of the UPS, battery supply,
and basic maintenance bypass.
Figure 37. Eaton 93PM Three-Wire UPS System Oneline
AC Input to UPS
Rectifier 3 Wire
A-B-C Rotation
AC Input to UPS
Bypass 3 Wire
A-B-C Rotation
E1, E2, E3
A B
D
C
UPS CABINET
External Battery
Cabinet
(Not supplied with the UPS.)
E6, E7, E8
Optional Single-Feed
Jumper
Fuse
Fuse
Fuse
Fuse
Rectifier
Switchgear
Rectifier
Inverter
Inverter
Switchgear
Battery
Converter
Battery
Switchgear
E4, E5
Battery
Breaker
Bypass
Switchgear
Static
Swtich
AC Output to
Critical Load
E9,
E10,
E11
UPM
CB1 Input
Breaker
Pull Chain
Parallel CAN
Mini-Slot
Interface
Interface
Board
NOTE Dashed lines indicate optional features/components.
AC Input to rectifier is not used in single-feed configuration.

Eaton 93PM-50-1 Specifications

General

Brand	Eaton
Model	93PM-50-1
Category	UPS
Language	English