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TFP151 Page 5 of 8 <br /> SPRINKLER FINISH <br /> K TYPE NATURAL CHROME WHITE LEAD WAX WAX OVER <br /> BRASS PLATED POLYESTER COATED COATED LEAD COATED <br /> 2.8 PENDENT (TY1251) <br /> 1/2" and 175 PSI (12,1 BAR) N/A <br /> NPT UPRIGHT (TY1151) <br /> PENDENT (TY3251) <br /> 5.6 and 250 PSI (17,2 BAR) 175 PSI (12,1 BAR) <br /> 1/2" UPRIGHT (TY3151) OR <br /> NPT RECESSED PENDENT 175 PSI (12,1 BAR) <br /> (TY3251) (SEE NOTE 1) N/A <br /> 8.0 PENDENT (TY4251) <br /> 3/4" and 175 PSI (12,1 BAR) <br /> NPT UPRIGHT (TY4151) <br /> RECESSED PENDENT <br /> (TY4251) 175 PSI (12,1 BAR) N/A <br /> 8.0 PENDENT (TY4951) <br /> 1/2" and 175 PSI (12,1 BAR) <br /> NPT UPRIGHT (TY4851) <br /> NOTE: <br /> 1. The maximum working pressure of 250 psi (17,2 bar) only applies to the Listing by Underwriters Laboratories, Inc. (UL); the Listing by <br /> Underwriters Laboratories, Inc. for use in Canada (C -UL); and, the Approval by the City of New York. <br /> TABLE B, MAXIMUM WORKING PRESSURE <br /> Technical Operation <br /> Data The glass Bulb contains a fluid which <br /> expands when exposed to heat. When <br /> Approvals the rated temperature is reached, the <br /> UL and C -UL Listed. fluid expands sufficiently to shatter the <br /> FM, LPCB, VdS, and NYC Approved. glass Bulb, allowing the sprinkler to <br /> (Refer to Table A for complete ap- activate and water to flow. <br /> proval information including corrosion <br /> resistant status.) Design , <br /> Maximum Working Pressure <br /> Refer to Table B. Criteria <br /> Discharge Coefficient <br /> K = 2.8 GPM /psi (40,3 LPM /bar112) The Series TY -B Pendent and Upright <br /> K = 5.6 GPM /psi (80,6 LPM /bar1 /2) Sprinklers are intended for fire protec- <br /> K = 8.0 GPM /psi (115,2 LPM /bar1/2) tion systems designed in accordance <br /> with the standard installation rules rec- <br /> Temperature Ratings ognized by the applicable Listing or <br /> Refer to Table A. Approval agency (e.g., UL Listing is <br /> Finishes based on the requirements of NFPA <br /> Sprinkler: Refer to Table A. 13, and FM Approval is based on the <br /> Recessed Escutcheon: White Coated, requirements of FM's Loss Prevention Y <br /> Chrome Plated, or Brass Plated. Data Sheets). Only the Style 10 or 40 � <br /> Recessed Escutcheon, as applicable, E <br /> Physical Characteristics is to be used for recessed pendent o <br /> Frame Bronze installations. 2 <br /> Button Brass /Copper <br /> Sealing Assembly a <br /> Beryllium Nickel w /Teflont r, <br /> Bulb Glass 0, <br /> Compression Screw Bronze o! <br /> Deflector Copper o <br /> Bushing (K =2.8) Bronze o_ <br /> Q. <br /> 0 <br /> 4- <br />