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20 S--Or) <br /> 31 <br /> tqco <br /> y se � LIC,�,0�I � <br /> Worldwide <br /> www.tyco-fire.com <br /> Fire Protection Contacts <br /> Products <br /> Model BFV-N Butterfly Valve <br /> Grooved End <br /> 2-1/2 to 10 Inch (DN65 to DN250) <br /> General Technical <br /> Description Data <br /> The Model BFV-N Grooved End But- Approvals _, <br /> terfly Valves (Ref. Figure 1) are indicat- UL and C-UL Listed <br /> ing type valves designed for use in fire FM Approved <br /> protection systems where a visual in- <br /> dication <br /> is required as to whether the Listed by California State Fire Marshall <br /> valve is open or closed.They are used, under Listing No.7770-1670:100 <br /> for example, as system, sectional, and All laboratory listings and approvals are <br /> pump water control valves. They have for indoor and outdoor use. <br /> cut groove inlet and outlet connections <br /> that are suitable for use with grooved Maximum Working Pressure ! ' <br /> end pipe couplings that are listed and • 2-1/2 to 8 Inch(DN65 to DN200) <br /> approved for fire protection systems. 300 psi(20,7)bar <br /> For applications requiring supervision • 10 Inch (DN250) <br /> of the open position of the valve, the 175 psi(12,0 bar) <br /> Gear Operators for the Model BFV-N Materials of Construction <br /> Butterfly Valves are provided with Body <br /> two sets of factory installed inter Ductile iron conforming to ASTM <br /> nal switches each having SPDT con- A-395 <br /> tacts (Ref. Figure 2). The supervisory <br /> switches transfer their electrical con- • Body Coating <br /> tacts when there is movement from Polyamide <br /> the valve's normal open position dur- • Disc <br /> ing the first two revolutions of the Ductile iron conforming to ASTM <br /> handwheel. A-395 <br /> NOTICE • Disc Seal <br /> The Model BFV-N Grooved End But- Grade EPDM "E" encapsulated rub- <br /> terfly Valves described herein must ber conforming to ASTM D 2000 <br /> be installed and maintained in com- • Upper&Lower Stem <br /> pliance with this document, as well as Type 416 Stainless Steel conforming <br /> with the applicable standards of the to ASTM 582 <br /> National Fire Protection Association, in • Lower Plug <br /> addition to the standards of any other PVC <br /> authorities having jurisdiction. Failure <br /> to do so may impair the performance • Operator <br /> of these devices. Gear operator with iron housing <br /> The owner is responsible for main- <br /> taining their fire protection system <br /> and devices in proper operating con- <br /> dition. Contact the installing contrac- <br /> tor or sprinkler manufacturer with any <br /> questions. <br /> Page 1 of 4 MAY 2014 TFP1510 <br />