QR RECESSED FLUSH
DRY SPRINKLER
VK482 (K5.6)
TECHNICAL DATA
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: [email protected]
Page 4 of 7
Form No. F_081512 19.06.24 Rev.19.1
DESIGN CRITERIA
(Also refer to the Approval Chart on page 111c.)
When using CPVC fittings with Viking dry sprinklers, use only new Nibco Model 5012-S-Bl tees. When selecting other CPVC
fittings, contact Viking Technical Services.
UL Listing Requirements:
Viking Recessed Flush Dry Sprinkler VK482 is UL Listed as indicated in the Approval Chart for installation in accordance with the latest edition of NFPA
13 for standard spray pendent sprinklers.
•
Designed for use in Light and Ordinary Hazard occupancies.
•
Protection areas and maximum spacing shall be in accordance with the tables provided in NFPA 13.
•
Minimum spacing allowed is 6 ft. (1.8 m) unless baffles are installed in accordance with NFPA 13.
•
Locate no less than 4” (102 mm) from walls.
•
Maximum distance from walls shall be no more than one-half of the allowable distance between sprinklers. The distance shall be measured per-
pendicular to the wall.
•
The sprinkler installation and obstruction rules contained in NFPA 13 for standard spray pendent sprinklers must be followed.
IMPORTANT: Always refer to Bulletin Form No. F_091699 - Care and Handling of Sprinklers. Also refer to pages
DRY1-3 for general care, installation, and maintenance information. Viking sprinklers are to be installed in ac
-
cordance with the latest edition of Viking technical data, the appropriate standards of NFPA and any other similar
Authorities Having Jurisdiction, and also with the provisions of governmental codes, ordinances, and standards,
whenever applicable.
Figure 2:
Adjustment Range and “A” Dimension
Can not subtract 1/2"
(12.7mm) from the minimum
"A" dimension of 4-1/2
Maximum recess of
1/2" (12.7 mm) from
bottom face of
Escutcheon Adapter to
the bottom face of
Escutcheon Cup.
Round up to the nearest
1/4" (6.35 mm) between
4-1/2" (114 mm) and 48"
(1,207 mm).
