Emerson 60HZ - Manual (Page 40)

Appendix
34
Figure 24 Auxiliary dry contact cables for output breaker in multi-module system
Figure 25 Dry contacts, multiple UPS modules with distribution panel
!
CAUTION
The auxiliary control wire must be installed to ensure proper operation of the system.
NOTE
For startup procedure, see the UPS operations and maintenance manual, SL-25210.
485-
P2 X2 2
485+
DBS
X3
P1 X2 1
:XT M A IN T
Input Distribution
UPS 1
M3 Board
X3
Ext. Maint. Ext. Out
UPS 2
M3 Board
X3
Ext. Maint. Ext. Out
UPS N
M3 Board
X3
Ext. Maint. Ext. Out
To Load
QUPS
QByp
Q1Ext Q2Ext QnExt