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Page.1 of-6 <br /> ® MICROFAST° QUICK <br /> • RESPONSE'.PENDENT. <br /> SPRINKLER VK302.(K5.6) <br /> The Viking Corporation,210 N Industrial Park Drive,Hastings MI 49068 <br /> Telephone:269-945-9501 Technical Seniices:817-384-5464 Fax:269-818-1680 Email:techsvcs@vlkingcorp.com <br /> Visit the Viking website.for the latest.edition of this technical:data.page:www.vikinggroupinc:com- <br /> 1. .DESCRIPTION <br /> The Viking Microfast®.Quick Response Pendent Sprinkler VK302 is a small ther <br /> mosensitive glass bulb spray sprinkler aVailable,with various finishes and tempera= . <br /> ture ratings to meet design requirements.'The special Polyester and Electroless <br /> Nickel PTFE;(ENT).coatings can be used in decorative.applications where colors: <br /> are-desired.-In addition,-these coatings have been investigated for installation in <br /> corrosive environments and are Listed and Approved as indicated in the Approval <br /> Charts. <br /> 2.: LISTINGS AND APPROVALS <br /> o tIL us cULus Listed: Category VNIV <br /> .`4 FM Approved: Class Series 2000 <br /> WARNING:Cancer and Reproductive Harm- <br /> vas . VdS Approved: Certificates G414009, G414010, G4040095,'and 4880045 ��� www.Fs5warrifogs.ca:ggv <br /> LP.CB,Approved: Certifcate.096e/06 <br /> C <br /> CE Certified: Standard EN 12259-1,'certificate of constancy of perfomiance 0832-CPR-SO021.E . : . <br /> QC° CCCF:Approved:.Approved by.the China Certification Center for Fire Products(CCCF) <br /> MED-Certified: Standard EN 12259=1,.EC-certificate of conformity 0832-MED-1003 <br /> Refer to Approval Chart 1 and Design:Criteria cULus Listing requirements, and refer to Approval Chart 2 and:Design'Criteria for. <br /> FM Approval requirements that must be followed. <br /> 3. TECHNICAL DATA: <br /> Specifications:. <br /> Minimum Operating Pressure: 7 psi(0.5 bar) <br /> Rated to 175 psi.(12-bar)water working.pressure <br /> Factory tested hydrostatically to 500 psi(34:5 bar) <br /> Thread size:.1/2" NPT, 15 mm BSP . <br /> Nominal.K-Factor: 5.6 U.S. (80.6'metric**) <br /> Glass=bulb.fluid temperature rated to=65°F.(=55°C). <br /> Overall'Length: 2_114"(58 mm'). : <br /> *gULus-Listing, FM.Approval,'and NFPA 13 installs:require a:minimum:of 7 psi (0.5 bar). The minimum operating pressure for LPCB,and CE . <br /> Approvals ONLY is 5 psi(0.35 bar). <br /> Material Standards,: <br /> Frame Casting: Brass UNS-C84400.orQM Brass <br /> .Deflector: Phosphor Bronze UNS-051000 or Copper UNS-Cl9500 <br /> Bulb: Glass, nominal 3 mm diameter . <br /> Belleville Spring Sealing Assembly: Nickel Alloy,.coated,on both sides with PTFE Tape <br /> Screw: Brass UNS=C36000 <br /> Pip Cap and Insert Assembly: Copper UNS-C11000.and Stainless'Steel UNS-S30400 <br /> For Polyester Coated Sbrinklers:-Belleville Spring-Exposed <br /> For ENT Coated Sorinklers: Belleville Spring-Exposed;Screw.and.Pipcap--ENT plated. <br /> Ordering Information: (Also refer to the current Viking price list.) <br /> Order:Quick Response Pendent Sprinklers liy first adding the appropriate suffix for the sprinkler finish.and,then the appropriate <br /> suffix for the'temperature rating to,the.sprinkler base part number. <br /> Finish Suffix: Brass=A,-Chrome=-F,White Polyester=M-Ml, Black Polyester=M-/B, and ENT='JN <br /> Temperature Suffix: 135.°F-(57°C)=A;155*..F.(68°C) B,.175°F(79°C)_,D;200°F (93°C)= E, 286°F(141 °C)=G <br /> Form:No: F_033314 1902:21_ Rev 19.1 Replaces Form_ No. F_033314.Rev.18.1.P65 <br /> . <br /> .(Removed.F-1.Escutcheon.). <br />