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SECTION IV - SYSTEM DESIGN UL EX. 3470 ULC CEx747 Page 4-28 REV. 4 3-1-04 Nozzle Application Chart The following chart has been developed to assist in calculating the quantity and type of nozzJe required to protect each duct, plenum, or appliance. NOncE This chart is for general reference only. See complete details for each type of hazard. Minimum Nozzle lip Maximum Hazard Nozzle Nozzle Nozzle Slamping - Hazard Dimensions ~ l:IgjgbIa Part No. Flow No. Duct or Transition length - Unlimited 1 430912 1100 (Single Nozzle) Perimeter- 50 in. (127 em) Diameter- 16 in. (40.6 em) Duct or Transition length - Unlimited 419337 2W (Single Nozzle) Perimeter-100 in. (254 an) Diameter - 31 718 in. (81 em) Duct or Transition Length - Unlimited 2 419337 2W (Dual Nozzle) Perimeter - 150 in. (381 an) Diameter - 48 in. (122 em) Electrostatic Precipitator Individual Cell 419334 112N (At Base of Duct) Plenum Length - 10 fl (3.1 m) 419335 1N (Horizontal Protection) Plenum Length - 6 fl (1.8 m) 430192 1100 (Horizontal Protection) Width - 4 ft. (1.2 m) 419336 1W Plenum Length - 4 ft. (1.2 m) 419336 1W (Vertical Protection) Width - 4 ft. (1.2 m) . Fryer (Split or Maximum Size · Non-Split Vat). (without drip board) 15 in. (38 em) x 14 in. (36 em) High Proximity 27 -47 in. 419339 230 Medium Proximity 20-27 in. 419340 245 . Fryer (Non-Split Vat Only) Maximum Size (without drip board) 191/2 in. (49.5 em) x 19 in. (48.2 em) High Proximity 21-34 in. 419338 3N Low Proximity 13-'16in. 419342 290 Maximum Size (without drip board) 18 in. (45.7 em) x 18 in. (45.7 em) High Proximity 25-35 in. 419338 3N (64-89 em) . For muKIp/e nozzle proledlon of stngIe fryers. see detailed Inlonnatlon on p.... 4.12 through 4.14.