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RC/A 8.2 Room Controller Base Device Manual

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This document describes an ABB Room Controller (Type RC/A 8.2), a surface-mounted base device designed to house up to 8 plug-in modules for building automation. It features automatic module detection, 3-phase feeding voltage, 1-phase device supply (110-230 V AC), IP54 protection, and manual testing capabilities that function even without bus voltage.

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