The Pertronic Fan Control Switch Unit (FCSU) and Fan Reset Unit (FRU) are used by the Pertronic F220 addressable fire alarm system to control the fans used for clean air, stairwell pressurisation, smoke exhaust, and other purposes; they are designed to comply with the requirements of AS/NZS 1668.
The Fan Control Switch Unit is easily set up and has been designed specifically to be an integrated part of the F120 Fan Control Block (FCB) software function.
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