APC 3500 Power Supply User Manual


 
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 conguration
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 conguration
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 notied by the display.
Note: If the conguration 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.
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MGE™ Galaxy™ 3500 10-30 kVA 208/220 V Single and Parallel Installation
990-1957C-001