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Page 3 of 7 <br /> NIKING® FREEDOM® RESIDENTIAL <br /> TECHNICAL DATA CONCEALED HORIZONTAL <br /> SIDEWALL SPRINKLER VK490 <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. <br /> Approval Chart <br /> Viking VK490, 5.8 K-Factor Residential Concealed HSW Sprinkler <br /> For systems designed to NFPA 13D or NFPA 13R. For systems designed to NFPA 13,refer to the design criteria below. For ceiling types <br /> refer to the most current Edition of NFPA 13,13R or 13D <br /> Sprinkler Base NPT Thread Size Nominal K-Factor <br /> SIN Maximum Water Working Pressure <br /> Part Number I Inches mm U.S. metric 2 <br /> 20409 VK490 1/2 15 5.8 83.6 175 psi(12 bar) <br /> Max.Coverage Area 6 Max. All Temperatures Listings and Approvals' Minimum <br /> 9 Spacing Flow Pressure Centerline ler of <br /> Width X Length S acin 6 s Installation Spacing <br /> Ft.X Ft. Ft. GPM PSI Sprinkler Ceilingto Type a u� os NYC NSF Ft. <br /> (m X m) (m) EU (m) <br /> (L/min) (bar) <br /> 12 X 12(3.7 X 3.7) 12(3.7) 16(60.6) 7.6(0.52) <br /> 14 X 14(4.3 X 4.3) 14(4.3) 17(64.4) 8.6(0.59) <br /> 16 X 16(4.9 X 4.9) 16(4.9) 18(68.1) 9.6(0.66) a <br /> 16 X 18(4.9 X 5.5) 16(4.9) 21 (79.5) 13.1 (0.90) 4-3 to 6 3/8 N <br /> inches mu, <br /> 16 X 20(4.9 X 6.1) 16(4.9) 23(87.1) 15.7(1.08) a <br /> 16 X 22(4.9 X 6.7) 16(4.9) 31 (117.3) 28.6(1.97) - ca aa) <br /> 0 <br /> 18 X 20(5.5 X 6.1) 18(5.5) 28(106.0) 23.3(1.61) > m a 8 <br /> 12 X 12(3.7 X 3.7) 12(3.7) 17(64.4) 8.6(0.59) U c u_ (2.4) <br /> o <br /> 14 X 14(4.3 X 4.3) 14(4.3) 17(64.4) 8.6(0.59) 3 Wco <br /> a) <br /> 16 X 16(4.9 X 4.9) 16(4.9) 19(71.9) 10.7(0.74) 0cn <br /> 16 X 18(4.9 X 5.5) 16(4.9) 21 (79.5) 13.1 (0.90) 6-3/8 to 12-3/8 a <br /> inches c <br /> 16 X 20(4.9 X 6.1) 16(4.9) 26(98.4) 20.1 (1.39) �j <br /> 16 X 22(4.9 X 6.7) 16(4.9) 31 (117.3) 28.6(1.97) <br /> 18 X 20(5.5 X 6.1) 18(5.5) 28(106.0) 23.3(1.61) <br /> Footnotes <br /> 1 For complete part number,also refer to current Viking price list schedule. <br /> 2 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 <br /> 10.0. <br /> 'This chart shows the listings and approvals available at the time of printing. Other approvals may be in process. Check with the manufacturer for <br /> any additional approvals. Refer also to Design Criteria listed below. <br /> Sprinkler VK490 is Listed by Underwriter's Laboratories, Inc.for use in the U.S.,Canada,and European Union. <br /> 5 Meets New York City requirements,effective July 1,2008. <br /> 6 For areas of coverage smaller than shown, use the"Flow"and"Pressure"for the next larger area listed. Flows and pressures listed are per <br /> sprinkler. The distance from sprinklers to walls shall not exceed one-half the sprinkler spacing indicated for the minimum"Flow"and"Pressure" <br /> used. <br /> Cover Temperature Ratings are 135°F(57°C)and 165 F(74°C). Cover Part No. 16207 1. <br /> 'Accepted Cover Plate Finishes are:White Polyester and Chrome.Other paint colors are available on request with the same listings as the standard <br /> finish colors. Listings and approvals apply for any paint manufacturer. Contact Viking for additional information. Custom colors are indicated on a <br /> label inside the cover assembly. Refer to Figure 1. <br /> Form No. F_032116 18.10.18 Rev 17.1.P65 <br />