Automatic Sprinkler Fire Auto-spray Nozzle Long Throw 40° Lt22 1415057 Nni

US $270

Chicago, Illinois, United States
May 27th

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DATA SHEET #SPS505 “Auto-Spray” Long Throw Nozzles “AUTO-SPRAY” NOZZLES LONG THROW MODELS: Type LT - 40° Pattern “Auto-Spray” Long Throw Nozzle, Full Cone, High Velocity, Directional APPROVALS: UL Listed and FM Approved. TO SPECIFY: Furnish and install “Automatic” Sprinkler brand “Auto-Spray Long Throw Nozzle. 2 1 0 30 or 50 psi 1 2 5 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 feet DESIGN FEATURES: “AUTO-SPRAY” is the most effi- “AUTO-SPRAY” is designed to satisfy these objectives by cient method of applying water on such fires involving producing a coherent, uniform pattern which can be aimed flammable liquids or solids that are violent and stubborn to at the specific area to be protected. extinguish. Ordinary methods of fire protection are not effective. The Auto-Spray nozzle provides a high velocity “AUTO-SPRAY” NOZZLES have relatively large water directional spray. It is designed to impart sufficient veloci- ways which make clogging from foreign material unlikely. ty to the water spray to prevent dissipation of discharge It is therefore not necessary to remove and clean each before it reaches the surface to be protected. Interior spi- nozzle after operation. A self-cleaning “AUTO-SPRAY” ral deflectors and a center jet break the water into a direc- strainer is normally installed in the water supply line to pre- tional full cone spray. vent any foreign material from entering the system. “AUTO-SPRAY” NOZZLES are designed for use with del- The internal construction of the “AUTO-SPRAY” NOZZLE uge-type systems operated by separate detection, such as is such that a stream of water entering the nozzle is split rate-of-rise, vapor, smoke, electronic or photo-electric into two segments. The first segment is directed by turbine detection units. They do not employ a fusible link arrange- vanes at the second segment, which flows straight through ment. the nozzle in such a way that a controlled turbulence is produced at the orifice and breaks up the stream. The Possible objectives of an “AUTO-SPRAY” system as per arrangement and number of these internal vanes produces NFPA #15 are: the great variety of available patterns, and also atomizes the water spray so that uniform discharge throughout the a). Extinguishment of fire. b). Control of burning. pattern can be achieved. c.) Exposure protection d.) Prevention of fire. NNI INC., 667 NW 118th Street, Miami, FL 33168 (USA) “AUTO-SPRAY” NOZZLES SUBMITTAL SHEET LONG THROW ANGLE “AUTO-SPRAY” NOZZLE - TYPE LT - 40° PATTERN Long Throw type “AUTO-SPRAY” NOZZLES produce a 40° conical pattern over a great horizontal distance from the noz- zle. These nozzles are available for 1” and 1-1/4” pipe connections. Pipe Orifice Flow Rate in gpm for given psi Nozzle Conn. K No. (Male) Factor 10 15 20 30 40 50 60 70 80 90 100 15 LT 1” 2.8 8.9 10.8 12.5 15.3 17.7 19.8 21.7 23.4 25.0 26.6 28.0 22 LT 1” 4.1 13.0 15.9 18.3 22.5 25.9 29.0 31.8 34.3 36.7 38.9 41.0 31 LT 1-1/4” 5.7 18.0 22.1 25.5 31.2 36.1 40.3 44.2 47.7 51.0 54.1 57.0 PHYSICAL CHARACTERISTICS Nozzle Dimensions No. A B C D 15 LT 2-1/16 1-5/16 1 1-17/32 22 LT 2-1/16 1-5/16 1 1-17/32 31 LT 2-1/2 1-11/16 1-1/4 1-15/16 ORDERING INFORMATION DISCHARGE CHARACTERISTICS 100 15LT 22LT 31LT 90 80 70 60 INCH 50 SQUARE 40 PER 30 POUNDS 25 20 15 "AUTO-SPRAY" NOZZLE Type LT LONG THROW PATTERN 1 GALLONS PER MINUTE Pipe Order Nozzle Conn. Angle of Inventory (Check Number Type Male Pattern Code No. One) 15 LT Long Throw 1 40° 1415056 22 LT Long Throw 1 40° 1415057 31 LT Long Throw 1-1/4 40° 1415065 This information is only a general guideline. The company reserves the right to change any portion of this information without notice. Terms and conditions of sale apply and are available on request. 12/00 Printed in USA SPS505Q NNI INC., 667 NW 118th Street, Miami, FL 33168