Title: TFP151_11_2014.pdf
Operation The glass bulb contains a fluid which expands when exposed to heat. When the rated temperature is reached, the fluid expands sufficiently to shatter the glass bulb, allowing the sprinkler to activate and water to flow.Design Criteria TYCO Series TY-B, 2.8, 5.6, and 8.0 K-factor, Upright and Pendent Sprinklers are intended for fire protec- tion systems designed in accordance with the standard installation rules recognized by the applicable Listing or Approval agency (e.g., UL Listing is based on the requirements of NFPA 13, and FM Approval is based on the requirements of the FM Global Loss Prevention Data Sheets). Only the Style 10 or 40 Recessed Escutcheon, as applicable, is to be used for recessed pendent installations.Temperature Ratings Refer to Table A.Finishes Sprinkler: Refer to Table C.Recessed Escutcheon: Signal or Pure White, Jet Black, Chrome Plated, or Natural BrassTFP151 Page 6 of 85/8±1/4" (15,9±6,4 mm)FACE OF SPRINKLER FITTING2-7/8" DIA. (73,0 mm)