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� I � <br /> � i <br /> �, <br /> � � <br /> _ i <br /> ���� Worldwide �W co-fire.com <br /> Fire Protection Contacts �' ; <br /> Products ! <br /> ; , <br /> I ' <br /> , <br /> Mode► BFV-N Butterrfly Valve <br /> C�rooved End � <br /> � <br /> i � <br /> � <br /> , <br /> �General Technical - - ; <br /> Description Data ,� ' -~ � ., ; <br /> 0 0� _ � <br /> The Model BFV-N Grooved End But- Approvals <br />� terfly Valves (Ref. Figure 1) are indi- UL and C-UL Listed � � <br /> cating type valves designed for use in FM Approved , <br /> fire protection systems where a visual ' <br /> �� Listed by California State Fire Marshall i <br /> indication is required as to whether the under Listing No.7770-1670:100 � <br /> valve is open or closed.They are used, � i <br /> for exam le,as s stem,sectional and All laboratory listings and approvals are for <br /> P Y , <br /> pump water control valves. They have indoor and outdoor use. ' <br /> �� <br /> cut groove inlet and outlet connections Sizes � � <br /> that are suitable for use with grooved 2-1/2 thru 10 Inch(DN65 thru DN250) <br /> e'nd pipe couplings that are listed and ; <br /> approved for fire protection systems. Maximum Working Pressure ; <br /> i� 2-1/2 to 8 Inch(DN65 to DN200) ' <br /> For applications requiring supervision 300 psi(20,7)bar j <br /> of the open position of the valve, the 10 Inch(DN25o) ' <br /> Gear Operators for the Model BFV-N � <br /> Butterfly Valves are provided with 175 psi(12,0 bar) <br /> two sets of factory installed inter- Materials of Construction j <br /> I nal switches each having SPDT con- gody <br /> t�acts (Ref. Figure 3). The supervisory Ductile iron conforming to ASTM A395 i <br />' switches transfer their electrical con- <br /> t'acts when there is movement from the Body Coating � <br /> valve's normal open position during the Polyamide � <br /> filrst two revolutions of the handwheel. Disc <br /> � Ductile iron conforming to ASTM A395 i <br /> • I <br /> The Model BFV-N Grooved End But- Disc Seal <br /> V Grade EPDM"E"encapsulated rubber <br /> terfly Ualves described herein must be conforming to ASTM D2000 <br /> installed and maintained in compliance <br /> with this document,as wel/as with the Upper&Lower Stem <br /> applicable standards of the National Type 416 Stainless Steel conforming to <br /> Fire Protection Association,in addition ASTM 582 <br /> to the standards of any other authori- Lower Plug � <br /> ties having jurisdiction.Failure to do so pVC <br /> m,ay impair the performance of these <br /> devices. Operator <br />', II Gear operator with iron housing <br /> The owner is responsible for main- I <br /> tarning fheir fire protection system � <br /> and devices in proper operating con- <br /> �ifion. Contacf the installing confrac- <br /> tor or product manufacturer with any <br /> questions. <br />�i <br />� <br /> � <br /> I � <br /> II <br /> Page 1 of 4 JULY 2015 TFP1510 <br /> I <br />