Emerson Liebert NX 480V User Manual

Page 39

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31

Figure 19 Dry contacts, multiple UPS modules with distribution panel

Input Distribution

UPS 1

M 3 Board

X3

Ext. Maint. Ext. Out

UPS 2

M3 Board

X3

Ext. Maint. Ext. Out

UPS N

M 3 Board

X3

Ext. Maint. Ext. Out

To Load

QUPS

QByp

Q1Ext

Q2Ext

QnExt

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