Worldwide www.tyco-fire.com Contacts Series DS-2 Dry-Type Sprinklers 11.2K Pendent Standard and Quick Response, Standard Coverage General Description Series DS-2 Dry-Type Sprinklers must only be installed in fittings that meet the requirements of the Design Criteria section. TYCO Series DS-2 Dry-Type Sprinklers, 11.2K Pendent, Standard (5 mm bulb) and Quick Response (3 mm bulb), and Standard Coverage are decorative glass bulb automatic sprinklers typically used where: Sprinkler Identification Numbers (SINs) • pendent sprinklers are required on dry pipe systems that are exposed to freezing temperatures (e.g., sprinkler drops from unheated portions of buildings) TY5255 – Standard Response TY5235 – Quick Response • sprinklers and/or a portion of the connecting piping may be exposed to freezing temperatures (e.g., sprinkler drops from wet systems into freezers) NOTICE Series DS-2 Dry-Type Sprinklers described herein must be installed and maintained in compliance with this document, as well as with the applicable standards of the NATIONAL FIRE PROTECTION ASSOCIATION (NFPA), 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 maintaining their fire protection system and devices in proper operating condition. Contact the installing contractor or product manufacturer with any questions. IMPORTANT Refer to Technical Data Sheet TFP2300 for warnings pertaining to regulatory and health information. Always refer to Technical Data Sheet TFP700 for the “INSTALLER WARNING” that provides cautions with respect to handling and installation of sprinkler systems and components. Improper handling and installation can permanently damage a sprinkler system or its components and cause the sprinkler to fail to operate in a fire situation or cause it to operate prematurely. Technical Data Approvals UL and C-UL Listed NYC Approved under MEA 173-02-E See Table A. Maximum Working Pressure Inlet Thread Connections When TYCO Series DS-2 Dry-Type Sprinklers, 11.2K Pendent, Standard ( 5 mm bulb) and Quick Response (3 mm bulb), and Standard Coverage are in service, water is prevented from entering the assembly by the Plug with Gasketed Spring Plate Seal (see Figure 1) in the Inlet of the sprinkler. Discharge Coefficient See Table C. Temperature Ratings See Table A. Sprinkler: See Table D. Escutcheon: See Table D. 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

Temperature Rating Design Criteria TYCO Series DS-2 Dry-Type Sprinklers, 11.2K Pendent, Standard (5 mm bulb) and Quick Response (3 mm bulb), and Standard Coverage are intended for use in fire sprinkler systems designed in accordance with the standard coverage installation rules recognized by the applicable listing agency (e.g., uL Listing is based on NFPA 13 requirements). Sprinkler Fittings Install 1 in. NPT Series DS-2 Dry-Type Sprinklers in the 1 in. NPT outlet or run of the following fittings: • malleable or ductile iron threaded tee fittings that meet the dimensional requirements of ANSI...

Notes: 1. For protected area temperatures that occur between values listed above, use the next cooler temperature. 2. These lengths are inclusive of wind velocities up to 30 mph (18,6 kph). TABLE B EXPOSED SPRINKLER BARRELS IN WET PIPE SYSTEMS MINIMUM RECOMMENDED LENGTHS TFP530 Page 3 of 8 Clearance Space In accordance with Section 8.4.9.2 of the 2010 edition of NFPA 13, when connecting an area subject to freezing and an area containing a wet pipe sprinkler system, the clearance space around the sprinkler barrel of dry-type sprinklers must be sealed. Due to temperature differences between two...

K-factor Length, Inches (mm)

FACE OF ORDER LENGTHS: SPRINKLER FITTING 1" to 45-1/4" (25,4 to 1149,4 mm) IN 1/4" (6,4 mm) INCREMENTS FACE OF CEILING FOR ORDER LENGTHS < 3-1/4" (82,6 mm): 4-7/8±1/8" (123,8±3,2 mm) * -orFOR ORDER LENGTHS ≥ 3-1/4" (82,6 mm): 5-5/8±1/8" (142,9±3,2 mm) ** SPRINKLER WRENCHING AREA SPRINKLER FITTING (REFER TO DESIGN CRITERIA SECTION) WRENCH RECESS WILL PERMIT ±5/8" (15,9 mm) ADJUSTMENT PUSH WRENCH IN TO ENSURE ENGAGEMENT WITH SPRINKLER WRENCHING AREA FIGURE 6 W-TYPE 17 SPRINKLER WRENCH WILL PERMIT ±1-3/8" (34,9 mm) ADJUSTMENT FIGURE 4 SERIES DS-2 DRY-TYPE PENDENT WITH EXTENDED ESCUTCHEON STANDARD...

HEATED AREA SIDE OUTLET PLUGGED SPRINKLER FITTING (SEE DESIGN FACE OF SPRINKLER FITTING HEATED AREA EXPOSURE LENGTH (SEE DESIGN CRITERIA FIGURE 10 EXPOSURE LENGTH AREA SUBJECT TO FREEZING FITTING (SEE DESIGN CRITERIA SECTION) Lxd FIGURE 9 SPRINKLER FITTING UNHEATED AREA STRAP TIES (ENDS ON OPPOSING SIDES OF BOOT) DSB-2 BOOT ADHESIVE 2-3/4" DIA. (69,9 mm) CLEARANCE HOLE INSULATED FREEZER STRUCTURE DS-2 SHOWN WITH FLUSH ESCUTCHEON Installation TYCO Series DS-2 Dry-Type Sprinklers, 11.2K Pendent, Standard (5 mm bulb) and Quick Response (3 mm bulb), and Standard Coverage must be installed in accordance...

Care and Maintenance TYCO Series DS-2 Dry-Type Sprinklers, 11.2K Pendent, Standard (5 mm bulb) and Quick Response (3 mm bulb), and Standard Coverage must be maintained and serviced in accordance with this section. Before closing a fire protection system main control valve for maintenance work on the fire protection system that it controls, obtain permission to shut down the affected fire protection systems from the proper authorities and notify all personnel who may be affected by this action. Absence of the outer piece of an escutcheon, which is used to cover a clearance hole, may delay the...