APC GALAXY 5000 - Manual (Page 31)

34001813EN/AE - Page 31
2. Installation
2.12 Auxiliary interconnections between UPS units in parallel configurations
Redundant parallel configuration (maximum two UPS units)
For security reasons, the connections of the auxiliary interconnections of the parallel UPSs must be carried out
whilst all the UPSs are de-energised.
Exchange-current interconnections
Link connectors XMS02 and XMS03 on the
two UPS units.
CAN // interconnections:
Fit a blue plug on connector XMS06 on
UPS1.
Link connector XMS07 on UPS1 to connector
XMS06 on UPS2.
Fit a red plug on connector XMS07 on U PS2.
Note. The supplied cables (10 m) limit the
distance between the two UPS units to
approximately six meters.
XMS02 XMS03 XMS06 XMS07
XMS04 XMS05
CAN //
XMS02 XMS03 XMS06 XMS07
XMS04 XMS05
CAN //
10 10 12 12 10 10 12 12
UPS 1 UPS 2
Blue
plug Red plug