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Page 4 of 7 <br />® FREEDOM® RESIDENTIAL <br />CONCEALED PENDENT <br />SPRINKLER VK496 (K3.0) <br />The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058 <br />Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com <br />Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com <br />APPROVAL CHART <br />VK496, 3.0 K-Factor Residential Concealed Pendent Sprinkler <br />For systems designed to NFPA 13D or NFPA 13R. For systems designed to NFPA 13, refer to the design criteria. For Ceiling types refer to <br />current editions of NFPA 13, 13R or 13D <br />Sprinkler Base <br />Thread Size <br />Nominal K-Factor <br />Part Number <br />SIN <br />Maximum Water Working Pressure <br />Inches <br />mm <br />U.S. <br />metric 2 <br />23763 <br />VK496 <br />1/2 <br />15 <br />3.0 <br />43.2 <br />175 psi (12 bar) <br />Maximum <br />Listings and <br />Coverage Area 5 <br />All Temperatures <br />Deflector <br />A rovals3 <br />pp <br />Minimum Spacing <br />W X L <br />to Ceiling <br />Installation Type <br />Ft. <br />Flow <br />Pressure <br />cULusEU° <br />Ft. X Ft. <br />(m) <br />(m X m) <br />gpm (Lpm) <br />PSI (bar) <br />12 X 12 <br />8 <br />7.1 <br />(3.7 X 3.7) <br />(30.3) <br />(0.49) <br />Refer to <br />Concealed with Cover <br />See Footnotes 3, 4, and 8 <br />8 <br />14 X 14 <br />12 <br />16 <br />(4.3 X 4.3) <br />(45.4) <br />(1.1) <br />Figure 2 <br />Plate Assembly. See <br />Footnotes 6 & 7. <br />(2.4 ) <br />16 X 16 <br />15 <br />25 <br />(4.9 X 4.9) <br />(56.8) <br />(1.72) <br />Footnotes <br />I. Part number shown is the base part number. For complete part number, refer to current our price schedule. <br />Y. Metric K-factor measurement shown is when pressure is measured in Bar. When pressure is measured in kPa, divide the metric K-factor shown by 10.0. <br />I This chart shows the listings and approvals available at the time of printing. Other approvals may be in process. Check with the manufacturer for any additional approv- <br />als. Refer also to Design Criteria. <br />a Listed by Underwriter's Laboratories, Inc. for use in the U.S., Canada, and European Union. <br />5. For areas of coverage smaller than shown, use the "Flow' and "Pressure" for the next larger area listed. Flows and pressures listed are per sprinkler. The distance from <br />sprinklers to walls shall not exceed one-half the sprinkler spacing indicated for the minimum "Flow" and "Pressure' used. <br />5. Other paint colors are available on request with the same listings as the standard finish colors. Listings and approvals apply for any paint manufacturer. Contact Viking <br />for additional information. Custom colors are indicated on a label inside the cover assembly. Refer to Figure 3. <br />7 Accepted Cover Plate Finishes are: Polished Chrome, Brushed Chrome, Bright Brass, Antique Brass, Brushed Brass, Brushed Copper, Painted White, Painted Ivory, or <br />Painted Black 6. <br />s. C-UL-US-EU Listed as corrosion resistant - Electroless Nickel PTFE (ENT) <br />DESIGN CRITERIA <br />(Also refer to the Approval Chart on page 3.) <br />UL Listing Reguirements (C-UL-US-EU)_ <br />When using Viking Residential Concealed Pendent Sprinkler VK496 for systems designed to NFPA 13D or NFPA 13R, apply the listed areas of cover- <br />age and minimum water supply requirements shown in the Approval Chart. <br />For systems designed to NFPA 13: The number of design sprinklers is to be the four contiguous most hydraulically demanding sprinklers. The minimum <br />required discharge from each of the four sprinklers is to be the greater of the following: <br />• The flow rates given in the Approval Chart for NFPA 13D and NFPA 13R applications for each listed area of coverage, or <br />• Calculated based on a minimum discharge of 0.1 gpm/sq. ft. over the "design area" in accordance with sections 8.5.2.1 or 8.6.2.1.2 of NFPA 13. <br />• Minimum distance between residential sprinklers: 8 ft. (2.4 m). <br />NOTE: Concealed sprinklers must be installed in neutral or negative pressure plenums only. <br />IMPORTANT. Always refer to Bulletin Form No. F 080415 - Best Practices for Residential Sprinkler Handling and Installation. <br />Also refer to Form No. F 080614 for general care, installation, and maintenance information. Viking sprinklers are to be in- <br />stalled in accordance with the latest edition of Viking technical data, the appropriate standards of NFPA and any other similar <br />Authorities Having Jurisdiction, and also with the provisions of governmental codes, ordinances, and standards, whenever <br />applicable. Final approval and acceptance of all residential sprinkler installations must be obtained from the Authorities <br />Having Jurisdiction. <br />Form No. F_032218 Rev 03 April 2023 <br />