Temperature Rating: 155
°
F/68
°
C
200
°
F/93
°
C
286
°
F/141
°
C
Hydraulic Design Criteria: The density required is
0.60 gpm/sq. ft. (24,5 mm/min).
Design Area:
For wet systems 2000 sq. ft. (186 m
2
)
and for dry systems use 2600 sq. ft.
(242 m
2
)
Spacing:
Maximum spacing is 100 sq. ft.
(9,3 m
2
). The maximum distance
between sprinklers is 12'-0" (3,7 m) -
12'-6"(3,8 m) spacing is allowed in
25'-0"(7,6 m) bays. Minimum spacing
is 6'-0" (1,8 m) apart unless
separated by baffles.
Obstructions:
NFPA criteria for standard spray
sprinklers.
Type of Storage: Single, double, multiple-row and
portable rack storage (No Solid
Shelves) and solid piled or
palletizied storage.
Commodity: Class I-IV, encapsulated or non-
encapsulated. Group A and B plastics -
cartoned, expanded or unexpanded as
well as exposed, unexpanded.
Maximum Storage Height: 20'-0" (6,1 m)
Clearance:
36" (0,9 m) minimum from deflector
to top of storage.
Max. Ceiling Height in Area of Storage: 25'-0" (7,6 m)
Construction Type: All types - deflector distances per
NFPA 13.
System Type: Wet or dry
Table 2 - K17-231, UL & C-UL Specific Application Guidelines
Figure 3 - Cross Section
Model K17-231, Upright Sprinkler
Figure 4 - W-Type 8, Sprinkler Wrench (Part #1068)
SPRINKLER
FRAME
DEFLECTOR
GLASS BULB
OPERATING
ELEMENT
GASKETED
SPRING PLATE
(BELLEVILLE
SEAL)
BUTTON
ASSEMBLY
COMPRESSION
SCREW
WRENCH
RECESS
OBSOLETE
