TS 910 TRANSFER SWITCH
PM140 REV 2 14/01/23 29 Thomson Power Systems
18 TSC 9 Transfer Switch Controller
18.1 DESCRIPTION
The TSC 9 controller utilizes microprocessor-based design technology, which provides
high accuracy for all voltage sensing and timing functions. The TSC 9 is factory
configured to control all the operational functions and operating status of the automatic
transfer switch.
The TSC 9 controller consists of a printed circuit board (PCB), which is mounted inside
the transfer switch on the left-hand side wall of the enclosure. A faceplate is provided
with graphic label showing status lights and operation pushbuttons which are visible
through the front cover of the transfer switch.
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