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INSTALLATION REFERENCE
EATON Powerware
®
9315 UPS (500–750 kVA) Installationand Operation Manual S 164201691 Rev 1 www.powerware.com
A-11
NOTE A bypass neutral feeder must be supplied when the output neutral is used. If no
bypass neutral feeder is supplied, the output neutral of the UPMs are to be connected to
chassis ground.
UPS OUTPUT TO
CRITICAL LOAD
3PHASE,3OR4WIRE
AC INPUT TO
MODULE #n
3 PHASE,
3WIRE
AC INPUT TO
MODULE #2
3 PHASE,
3WIRE
AC INPUT TO
MODULE #1
3 PHASE,
3WIRE
AC INPUT TO
SYSTEM BYPASS
3 PHASE,
3OR4WIRE
AC INPUT TO
MAINT. BYPASS
3 PHASE,
3OR4WIRE
n=LASTUPMINLINEUP
Figure A-9. Multi-Module UPS System Oneline Drawing (with Powerware Hot Sync Capacity, 480/480V and 600/600V Input/Output)