Tyco DS-2 Series Quick Start Manual

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Series DS-2 Dry-Type Sprinklers
11.2K Pendent
*
Standard and Quick Response, Standard Coverage
General
Description
TYCO Series DS-2 Dry-Type Sprinklers,
11.2K Pendent, Standard (5 mm Bulb)
and Quick Response (3 mm Bulb)
and Standard Coverage, are decora-
tive glass bulb automatic sprinklers
typically used where:
• pendent sprinklers are required on
dry pipe systems that are exposed to
freezing temperatures; for example,
sprinkler drops from
portions of buildings
• sprinklers and/or a portion of the
connecting piping may be exposed to
freezing temperatures; for example,
sprinkler drops from wet systems into
freezers
NOTICE
Series DS-2 Dry-Type
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.
Owners are responsible for maintaining
their fire protection system and devices
in proper operating condition. The
installing contractor or sprinkler manu-
facturer should be contacted with any
questions.
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
components. 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.
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Series DS-2 Dry-Type Sprinklers must
only be installed in fittings that meet
the requirements of the Design Criteria
section.
Model/Sprinkler
Identification
Numbers (SINs)
TY5255 - Standard Response
TY5235 - Quick Response
unheated
Technical
Data
Approvals
UL and C-UL Listed
NYC Approved under MEA 173-02-E
Refer to Table A.
Sprinklers
Maximum Working Pressure
175 psi (12,1 bar)
Inlet Thread Connections
1-inch NPT (Standard Order)
ISO 7-R1
Discharge Coefficient
Refer to Table B.
Temperature Ratings
Refer to Table A.
Finishes
Sprinkler: Natural Brass, Chrome
Plated, White Polyester
Escutcheon: White Coated or Chrome
Plated, Brass Plated
* Refer to Table B for info on discharge coefficients.
MAY 2011
Physical Characteristics
Inlet. . . . . . . . . . . . . . . . . . . . . Copper
Plug . . . . . . . . . . . . . . . . . . . . Copper
Yoke . . . . . . . . . . . . . . Stainless Steel
Casing . . . . . . . . . . . . . . . Galvanized
Carbon Steel
Insert . . . . . . . . . . . . . . . . . . . Bronze
Bulb Seat . . . . . . . . . . . . . . . . Bronze
Bulb . . . . . . . . . . . . . . . . . . . . . .Glass
Compression Screw . . . . . . . Bronze
Deflector. . . . . . . . . . . . . . . . . Bronze
Frame . . . . . . . . . . . . . . . . . . . Bronze
Guide Tube . . . . . . . . . Stainless Steel
Water Tube . . . . . . . . . Stainless Steel
Spring . . . . . . . . . . . . . Stainless Steel
Gasketed Spring
Plate Seal . . . . . . . . . Beryllium Nickel
Pin . . . . . . . . . . . . . . . Stainless Steel
Button Spring . . . . . . . Stainless Steel
Escutcheon . . . . . . . . . .Carbon Steel
* DuPont Registered Trademark
w/Teflon
*
TFP530