GE Industrial Solutions GPS2436 - Manual (Page 84)

Galaxy Power System GPS2436
Issue 1 August 2012 84
Overview, continued
Contactor Control Board (installed only on systems with contactors)
Contactor control boards provide four functions:
•
Monitor and report shunt voltage to the controller
•
Monitor and report contactor status to the controller
• Operate the contactor based on controller commands
• Operate or block the contactor from operating based on maintenance switch
settings
Bay Interface Card (BIC)
Every cabinet in a Galaxy Power System has a Bay Interface Card (BIC). The BIC
provides controller access to alarm monitoring, battery voltages, battery
currents, and temperature probes in the cabinet through the serial rectifier bus.