Tyco TY-QRF Quick Start Manual

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Model TY-QRF — 5.6 K-factor
Flush Pendent Sprinklers
Quick Response, Standard Coverage
General
Description
The Model TY-QRF, 5.6 K-factor, Flush
Pendent Sprinklers described in this
data sheet are quick response - stand-
ard coverage decorative fusible solder
type sprinklers. They are designed for
use in commercial light and ordinary
hazard occupancies such as offices
and restaurants. When aesthetics is
the major consideration, the TY-QRF
should be your first choice.
The TY-QRF features a separable es-
cutcheon providing 3/8 inch (9,5 mm)
vertical adjustment. This adjustment
reduces the accuracy to which the
fixed pipe drops to the sprinklers must
be cut to help assure a perfect fit instal-
lation.
WARNINGS
The Model TY-QRF Flush Pendent
Sprinklers described herein must be
installed and maintained in compli-
ance with this document, as well as
with the applicable 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 per-
formance of these devices.
The owner is responsible for maintain-
ing their fire protection system and de-
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 in-
stallation 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.
Page 1 of 4
vices in proper operating condition.
The installing contractor or sprinkler
manufacturer should be contacted
with any questions.
Sprinkler/Model
Identification
Number
SIN TY3261
Technical
Data
Approvals:
UL and ULC Listed.
Maximum Working Pressure:
175 psi (12,1 bar)
Discharge Coefficient:
1/2
K = 5.6 GPM/psi (80,6 LPM/bar
Temperature Rating:
162°F/72°C
Vertical Adjustment:
3/8 inch (9,5 mm)
Finishes:
Sprinkler and Escutcheon:
White, Chrome, or Black
Physical Characteristics:
Body . . . . . . . . . . . . . . Bronze
Deflector . . . . . . . . . . .
Valve Cap . . . . . . . . . . . Brass
Orifice Seal . . . . . . . . .
Heat Collectors . . . . . . .
SEPTEMBER, 2004

Operation

The sprinkler assembly contains a
small fusible solder element. When ex-
posed to sufficient heat from a fire, the
solder melts and enables the internal
components of the sprinkler to fall
1/2
)
away. At this point the sprinkler acti-
vates with the deflector dropping into
its operated position (Reference Fig-
ure 1C), permitting water to flow.
Copper
Copper
Copper
TFP190