Overview, continued – GE Industrial Solutions GPS4827 User Manual

Page 86

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Galaxy Power System GPS4827

84

Overview, continued

Contactor Control Board

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 based on maintenance switch settings

Millennium Systems

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.

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