Potter DSD-P CSFM Listings 0328-0151

CALIFORNIA DEPARTMENT OF FORESTRY FIRE PROTECTION OFFICE OF THE STATE FIRE MARSHAL ENGINEERING BUILDING MATERIALS LISTING PROGRAM SERVICE No 1 of 1 DUCT SMOKE DETECTOR HOUSING BASE Electric Signal Co1609 Park 370 Place Hazelwood MO 63042 United States Brad Serangeli 314 595 6900 Fax 314 595 6999 brads pottersignal com DSD I DSD P ADSD P and ADSD PR duct smoke detector units Each unit of a smoke detector head The smoke detector heads are not suitable for use as area detection Refer to listee s data sheet for additional detailed product description operational considerations VAC 230 VAC 24 VAC and 24 VDC accordance with listee s printed installation instructions applicable codes ordinances in a manner acceptable to the authority having jurisdiction name model designation electrical rating and UL label as duct smoke detector units for use with separately listed compatible fire alarm units to detect an abnormal amount of smoke density in the return air ducts of air and ventilating system The air velocity in the duct shall be between 300 4000 duct application only Not suitable for open area protection listing is based upon technical data submitted by the applicant CSFM Fire Engineering staff has reviewed test results and or other data but does not make an independent verification of any claims This listing is not endorsement or verify correct requirements or installation criteria Refer to listee data sheet installation instructions and or other should not be used of This Issued 01 2021 Expires 30 2022 By CASTILLO M E F P E Engineering Division