Page 61 - Fire Suppression General Products Catalog, Automatic Sprinklers, System Valves and Devices, Piping and Electrical Products
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 TN-17
Horizontal Spray Nozzle, Open
Nozzles and Accessories
     K Factor
K=16.8 (241,9)
     The TYCO Model TN-17 Horizontal Spray Nozzle having a 16.8 (K240) K-factor is a specialized open nozzle for use in tunnel fire protection deluge systems, providing an improved alternative to traditional designs • With its ability to provide extended coverage, the Model TN-17 Nozzle allows for a single pipe to run the length of a tunnel, compared to traditional designs that use multiple pipes in order to provide sufficient coverage • The Model TN-17 Nozzle is an open nozzle designed to be integrated into a deluge fire protection system.
  D4a
Directional Spray Nozzles, Open, Medium Velocity
Thread Size
3/4" NPT or ISO 7-R 3/4
  Approvals
UL, C-UL
   Nozzle Finish
Natural Brass
   Wrench Type
W-Type 21
  Tech Data Sheet
TFP852
      K Factor
K=1.2 (17,3) • K=1.8 (25,9) • K=2.3 (33,1) • K=3.0 (43,2) K=4.1 (59,0) • K=5.6 (80,6) • K=7.2 (103,7)
   Thread Size
Always refer to the product’s Technical Data Sheet for a complete description of all Listing and Approval criteria, design parameters, installation instructions, care and maintenance guidelines, and our limited warranty.
1⁄2" NPT
  Approvals
UL, C-UL
  Spray Angles
65°, 80°, 95°, 110°, 125°, 140°, 160°, and 180°
   Nozzle Finish
Natural Finish Bronze, Teflon Coated Bronze
   Wrench Type
Nozzles are external deflector types that discharge a uniformly filled cone of medium velocity water droplets • The Type D4a Nozzles feature a four arm body design that helps assist against mechanical or physical damage • Open orifice design type for use in deluge systems
Common Adjustable Wrench
  Tech Data Sheet
TFP806
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