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Chapter 3 System Design <br /> - <br /> ' 'ave�^` <br /> . . _V. <br /> - ��Q���D��~���� �V� <br /> ` \ ��uu�nu- x ��oo uux <br /> / U� K���o��& <br /> ~� v��"=��� �="�~�"`="" <br /> Thonnz� �o� muutbe��a|ednnLheoe�ed�oof�nduo� <br /> ~~ with the tip located OhoO in.(15.O cm)into the opening,and <br /> The KITCHEN KNIGHT|| Restaurant Fire Suppression System aimed directly into the duct opening.See Figure 3-1. <br /> may be used ona number ufdifferent types nfrestaurant <br /> cooking appliances and hood and duct configurations.The |n installations where aUL listed damper assembly io <br /> design information listed|n this section deals with the|imita- employed,the duct nozzle can bo installed beyond the Gin. <br /> bonm and parameters of this pre-engineered system.Those (15.2 cm) maximum,toa point just beyond the damper seoem- <br /> indkidualo responsible for the design of the KITCHEN KN(QHT b|y that wU| not intederewdhthe dampe:Exceeding the mmd' <br /> Uoyabemmu��be\n�nodandho|dacumyrtpYRO'OHE7W mum nfO in.(15.2 cm) |n this way will not void the UL listing of <br /> | certificate ina KITCHEN KNIGHT U training program. the system. <br /> � <br /> NOZZLE COVERAGE AND <br /> PLACEMENT <br /> This section will provide guidelines for determining nozzle type <br /> positioning,and quantity for duct,plenum,and appliance <br /> protection. <br /> 0-6 IN. <br /> INTO DUCT <br /> Duct Protection /L OR eo -� <br /> T <br /> ���otrequ|md�het�oAmbeahu±do�no,\hoaxhau��du/� NOZZLE <br /> bodampared for the system to operate properly. | <br /> All duct protection haU without limitation ofmaximum ' <br /> ` duct length(unlimited|onnth).This includes all varieties of __U 1/2 W1 T <br /> \ ductworks both horizontal and vertical including ducts that run <br /> / <br /> ' at angles 10 the horizontal and ducts with directional bends. <br /> Duct protection requires thota nozzle bapm�dnnodtu ------__�- <br /> d�ch�Qei�othe duc� m l� nnazleoomaxo|adefbrduct <br /> protection. r-- ""` <br /> The Model|L Nozzle,Part No.551O26,iso one(1)flow � <br /> nozde.A single|L nozzle iooapadenfpno�uUngaquamor ' " <br /> rectangular ducts with a maximum perimeter of5O in.(127cm) PYgnre3-1' <br /> ^(maximum side nf1804 in.(42.Gcm)).with the diagonal <br /> being a maximum of1D3/4 in.(47.6cm).|t can also protect a <br /> round duct with a maximum diameter of1O in.(40'Otim)' <br /> The Model 2D duct nozzle, Part No.5G1O3O. iea two(2)flow <br /> nozzle.A single 2D nozzle ia capable nf protecting square nr <br /> rectangular ducts with a maximum perimeter of1OOin. <br /> (254cm)'with the diagonal being o maximum of373/8in. <br /> ()4Smn).k can also protect u round duct with amaximum <br /> diameter of3170 in.(81mn). <br /> When two(2)2D duct nozzles are used bo protect asingle <br /> duct,the cross sectional area of the duct must be divided into <br /> two equal symmetrical areas.The nozzle must then be ` <br /> installed un the centerline of the area it protects and aimed <br /> directly into the duct opening. <br /> ` <br /> 0LGX3830 <br /> December 1.2OOQ <br /> ' <br />