Connect Communication Cables in Parallel System
Note: The cables must be run by the electrician but not attached. The eld service engineer
from Schneider Electric will attach all cables to the UPS unit(s) and install the parallel
communication box. The below is for overview only.
Note: The PBus cables run from UPS 1 to UPS 2 to UPS 3 and UPS 4 if your conguration
consists of 4 UPS units.
Note: The PBus cables are labelled PBus 1 and PBus 2.
Overview of the PBus Cables
Note: The cables must be run by the electrician but not attached. The eld service engineer
from Schneider Electric will attach all cables to the UPS unit(s) and install the parallel
communication box. The below is for overview only.
Note: The PBus cables run from UPS 1 to UPS 2 to UPS 3 and UPS 4 if your conguration
consists of 4 UPS units.
Note: The PBus cables are labelled PBus 1 and PBus 2.
Note: PBus 1 cables must be kept together, and PBus 2 cables must be kept together. If
you by mistake run a cable between a PBUS1 terminal and a PBUS2 terminal , you will
be notied by the display.
Note: If the conguration consists of only two UPS units, the terminators must be installed
in UPS 1 and 2. With three UPS units, the terminators must be installed in UPS 1 and 3.
36
MGE™ Galaxy™ 3500 10-30 kVA 208/220 V Single and Parallel Installation
990-1957C-001