Tyco TY7258 - User Manual

Model TY7258 — 16.8 K-factor
Standard Response Sprinklers
Pendent and Recessed Pendent — Specific Use
Page 1 of 4 MARCH 2018 TFP337
IMPORTANT
Always refer to Technical Data
Sheet TFP700 for the “INSTALLER
WARNING” that provides cautions
with respect to handling and instal-
lation of sprinkler systems and com-
ponents. Improper handling and
installation can permanently damage
a sprinkler system or its compo-
nents and cause the sprinkler to fail
to operate in a fire situation or cause
it to operate prematurely.
Worldwide
Contacts
www.tyco-fire.com
General
Description
The TYCO 16.8 K-factor Model TY7258
Pendent and Recessed Pendent Sprin-
kler is an automatic, standard response
sprinkler intended for a specific end
use application.
The Tyco Model TY7258 Pendent and
Recessed Pendent Sprinkler has been
subjected to full-scale fire testing at
UL LLC using test parameters speci-
fied by TYCO that are considered rep-
resentative of the specific end use.
The fire test performance results of
the large scale testing have been veri-
fied by UL. Details of the tests per-
formed and results obtained may be
found in UL Test Report ‘Report of a
Special Services Investigation Involving
K16.8 gpm/(psi)
½
Upright and Pendent
Sprinkler Protection of a Shelf Display
and Rack Storage Arrangement of Car-
toned Group A Plastic’ (Report Number
NC27954).
For further details, contact the Techni-
cal Services Department.
NOTICE
The Model TY7258 Pendent Sprinkler
described herein must be installed and
maintained in compliance with this
document, as well as with the appli-
cable standards of the National Fire
Protection Association, in addition to
the standards of any other authorities
having jurisdiction. Failure to do so
may impair the performance of these
devices.
The owner is responsible for main-
taining their fire protection system
and devices in proper operating con-
dition. Contact the installing contrac-
tor or product manufacturer with any
questions.
Sprinkler
Identification
Number (SIN)
TY7258
Technical
Data
Approvals
Maximum Working Pressure
175 psi (12,1 bar)
Pipe Thread Connection
3/4 inch NPT
Minimum Spacing
7 ft (2,13 m)
Recessed Installation
Maximum 1/2 in. (12,7 mm) Recess
Discharge Coefficient
K=16.8 gpm/psi
½
(241,9 lpm/bar
½
)
Temperature Ratings
155°F (68°C), 200°F (93°C)
Finish
Sprinkler: Natural Brass, Signal White,
Bright Chrome
Separately Ordered Escutcheon: Brass
Plated, Signal White, Chrome Plated
Physical Characteristics
Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Brass
Deflector . . . . . . . . . . . . . . . . . . . . . . . . . .Bronze
Compression Screw . . . . . . . . . . . . . . . . . .Brass
Bulb (5 mm) . . . . . . . . . . . . . . . . . . . . . . . . . Glass
Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Brass
Sealing Assembly ..Beryllium Nickel w/TEFLON

Tyco TY7258 Specifications