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Page 3 of 9 <br /> ® QUICK RESPONSE <br /> DRY PENDENT <br /> N41KJNG4 ELO SPRINKLERS <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 /> TABLE 1: ORDERING INFORMATION <br /> Instructions: Using the sprinkler base part number, <br /> (1) add the suffix for the desired Finish <br /> (2) add the suffix for the desired Temperature Rating. <br /> (3)Add the "A" Dimension <br /> Size 1: Finishes 2: Temperature Ratings <br /> Sprinkler <br /> Model Base Part NPT BSPT Nominal Frame Max.Ambient <br /> No. Inch mm Description Suffix' Rating° Paint Color Ceiling Temperature Suffix <br /> VK547 19828 1-1/4 -- Brass' A 165 °F (74 °C) None 100 °F (38 °C) C <br /> 19829 -- 32 Chrome F 205 °F (96 °C) White 150 °F (65 °C) E <br /> VK548 19833 1-1/4 -- White Polyester M-/W 280 °F (138 °C) Blue 225 °F (107 °C) G <br /> 19834 -- 32 <br /> VK549 19838 1-1/4 -- <br /> 19839 -- 32 <br /> 12 (305) <br /> 18 (457) The "A" Dimension is the distance as <br /> 3. Available "A" Lengths 24 (610) measured from the face of the fitting A <br /> Inches (mm) 30 (762) in which the sprinkler will be installed <br /> 36 (914) to the face of the finished ceiling in the <br /> 42 (1067) protected area. See Figures 2, 3, and 4 l <br /> 48 (1219) <br /> Example: 19833FC12 is a VK548 with a Chrome finish and a 165 temperature rating with"A"dimension of 12 inches.This sprinkler is <br /> to be installed into an area with a maximum ambient temperature of 100 °F(38°C)meaning if the area will experience temperatures <br /> above the maximum ambient rating, you shall use a higher temperature-rated sprinkler. <br /> Accessories <br /> Sprinkler Wrench5: <br /> Socket Wrench (for Recessed sprinklers): Part No. 19748W/B - requires a 1/2" ratchet(not available from Viking) <br /> Replacement Escutcheons: <br /> A. Adjustable Standard Dry Escutcheon: Base Part No. 19730. <br /> B. Recessed Dry Escutcheon Cup: Base Part No. 19728. <br /> Dry Barrel Seals: (NOTE: 2 seals are included with each VK547 and 1 with each VK548 or VK549) <br /> Part No. 22089M/B <br /> Footnotes <br /> I Where a dash(-)is shown in the Finish suffix designation,insert the desired Temperature Rating suffix. <br /> s. Based on NFPA 13 Other limits may apply, depending on fire loading,sprinkler location,and other requirements of the Authority Having Jurisdiction. Refer to specific <br /> installation standards. <br /> 3. The VK547 is the only sprinkler available with a brass finish. <br /> 4. The VK548 is not available with a 280°F(138°C)temperature rating. <br /> 5. For Standard Adjustable and Plain Barrel sprinklers,use a pipe wrench applied on the inlet housing. <br /> Form No. F_040915 20.03.18 Rev.20.1 <br />