Potter PS10-EX PS40-EX CSFM Listing 0328-0141

CALIFORNIA DEPARTMENT OF FORESTRY FIRE PROTECTION OFFICE OF THE STATE FIRE MARSHAL ENGINEERING BUILDING MATERIALS LISTING PROGRAM SERVICE VALVES SWITCHES 1 of 1 Electric Signal Co1609 Park 370 Place Hazelwood MO 63042 United States Brad Serangeli 314 595 6900 Fax 314 595 6999 brads pottersignal com PS10 EX and PS40 EX pressure operated switches Refer to listee s data sheet for product description and operational considerations 125 250 VAC 2.5A 0 30 VDC accordance with listee s printed installation instructions applicable codes and ordinances in a manner acceptable to the authority having jurisdiction name model number rating and UL label as pressure switches for use with fire sprinkler systems Suitable for use in hazardous Class I Group B C and D Class II Group E F and G No 6 20 2002 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