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Bulletin 044 November 2018 io Model KFR-CCS W K5.6 (80 metric) Combustible Concealed Space Upright Sprinkler o (SIN RA4454) 3 Features CD 1, cULus Listed for areas of coverage up to o 256 square feet, K� Y} `=- co 1 2. 1,000 ft2 (92.9 m2) hydraulic design area for .. � wet-pipe and most dry-pipe systems. = 3. Sprinkler may be installed on the same branch line that supplies sprinklers below ceiling. 4. Nominal K-factor of 5.6 (80 metric). 5. Fusible link operating element. 6. Quick Response Sprinkler. r" 7. 212OF(100°C) Temperature Rating �. Product Description Reliable's Model KFR-CCS Combustible Concealed Space Model KFR-CCS Sprinkler is a quick response, upright, specific-application sprinkler designed to provide protection of specific light haz- The performance of the Model KFR-CCS Sprinkler in com- bustible concealed spaces was clearly evident during the ard combustible and noncombustible concealed spaces re- quiring sprinkler protection. The KFR-CCS sprinkler is spe- full scale fire testing of this product. 1 cifically listed for the protection of combustible concealed Concealed spaces between floors,as well as low pitch at- spaces described in NFPA 13(2016)section 8.15.1.6. tics(slope of 2:12 or less) are inherently shallow.Standard The Model KFR-CCS Sprinkler utilizes a fast response spray sprinklers,by design,have an umbrella-like spray pat- solder-link fusible element. It has demonstrated response tern that poses a difficult challenge when trying to achieve times in laboratory tests which are five to ten times faster effective coverage within a shallow space.The Model KFR- than standard response sprinklers.This feature enables the CCS Sprinkler addresses the difficult "above ceiling" fire sprinkler to apply water to a fire much faster than standard challenge for both wet pipe and dry pipe sprinkler systems. sprinklers of the same temperature rating. WARNING Application Model KFR-CCS Combustible Concealed Sprinklers de- The Model KFR-CCS Sprinkler is designed for installation scribed herein must be installed and maintained in compli- into: ance with this document,as well as with the applicable stan- A. CPVC Pipe**—Wet Sprinkler Systems dards of the National Fire Protection Association(NFPA),in B. Steel Pipe—Wet or Dry Sprinkler Systems addition to the standards of any other authorities having ju- risdiction,Failure to do sa n2 y i2n in a performance of is I I jested far use with these devices,The property owner is responsible for main- �!L I isted C'!'V Pi a and i t d CPVC Fittings. taining their fire protection system and devices in proper op- The allowable system construction types include: erating condition. The installing contractor or manufacturer • Wood truss and wood bar joist should be contacted with any questions.• Noncombustible insulation-filled solid or composite Design Specifications wood joist A. CPVC Piae Spenkl__�_PrYct �{defer The Model KFR-CCS Sprinkler is designed to be in- Exposed solid wood joist; maximum 12 in. (305mm) stalled into CPVC pipe sprinkler systems. It is listed depth (steel pipe only) to provide fire sprinkler protection of combustible con- Obstructed wood truss; top chord greater than 4 in. cealed areas where the construction methods consist of: (102 mm) depth(steel pipe only) 1. Wood trusses or wood bar joist(Refer to-Fig. 2) 2. Noncombustible insulation-filled solid wood or composite wood joists-(Refer to Fig.3). Reliable Automatic Sprinkler Co., Inc., 103 Fairview Park Drive, Elmsford, New York 10523