Reliable Automatic Sprinkler Co., Inc.,
103 Fairview Park Drive, Elmsford, New York 10523
Model DH80 Dry (SIN RA5532)
K8.0 (115 metric)
Extended Coverage
Horizontal Sidewall Sprinkler
Bulle
tin 055 Sep
tember 2021
Bulletin 055 September 2021
Coverage up to 28 feet wide and 14 feet
long
(1)
.
Features:
1. cULus Listed as Quick-response for Light Hazard
applications only.
2. Available with a Standard, Model HB (extended), or
Model FP (recessed) escutcheon, as well as the Model
SWC (concealed) cover plate.
3. Sprinkler available in lengths up to 36” (900 mm) in 1/4”
(6 mm) increments (see Fig. 4-7).
4. Listed deflector to ceiling distance of 4” (102 mm) min.
to 12” (305 mm) max.
5. Minimum spacing between sprinklers of 14 feet (4.3 m).
6. Sprinkler available in white or black polyester, chrome,
and bronze standard finishes as well as custom color
polyester and Electroless Nickel PTFE (ENT) special
application finishes.
7.
White polyester, black polyester, and ENT finish sprinklers
are cULus Listed as Corrosion Resistant (not applicable
to concealed sprinklers).
(1)
See Fig. 9.
Approval Organizations
1. Listed by Underwriters Laboratories Inc. and
UL certified for Canada (cULus) as a quick-response
extended coverage sprinkler for Light Hazard
occupancies.
Patents
US Patent No. 7,841,418
Products Description
The Model DH80 Dry sprinkler is a quick-response
extended coverage horizontal sidewall sprinkler for use
in Light Hazard applications. The sprinkler has a nominal
K-Factor of 8.0 (115 metric). The sprinkler is designed with
a spray pattern that is cULus Listed to provide a coverage of
28 feet (8.5 m) along the wall where the sprinkler is installed
and projecting 14 feet (4.3 m) from the wall where the
sprinkler is installed, as shown in Fig. 9.
The Model DH80 Dry sprinkler is available with a standard
escutcheon (Fig. 4), a Model HB extended escutcheon (Fig.
5), a Model FP recessed escutcheon (Fig. 6), or a Model
SWC cover plate (Fig. 7). The can or cup, used to mount the
escutcheon or cover plate, is factory installed. The Model
FP escutcheon and Model SWC cover plate are the only
recessed escutcheon and cover plate, respectively, listed
for use with the Model DH80 Dry sprinkler.
Model DH80 Dry sprinkler with Model SWC cover plate
Model DH80 Dry sprinkler with Standard escutcheon
Model DH80 Dry sprinkler with Model FP recessed escutcheon
Model DH80 Dry sprinkler with Model HB escutcheon
Model DH80 Dry sprinklers are available in nominal
lengths up to 36” (900 mm). Dimensional information for
Model DH80 Dry sprinklers is provided in Figures 4 through
7, depending on the escutcheon or cover plate option
selected.
