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HomeMy WebLinkAboutFIR2001-00005 - FIR Permit / Conditions - 5/8/2001 MASON COUNTY DEPT. OF COMMUNITY DEVELOPMENT Inspection Line(360)427-7262 Mason County Bldg. 3 426 W. Cedar P.O. Box 186 Phone: (360)427-9670, ext. 352 Shelton, WA 98584 Irflo FIRE PROTECTION PERMIT FIR2001-00005 APPLICANT: AL JOHNSTON RECEIVED: 04/24/2001 CONTRACTOR: ISSUED: 05/08/2001 SITE ADDRESS: 11900 N U.S. HIGHWAY 101 SHELTON EXPIRES: 11/08/2001 PARCEL NUMBER: 420122200090 LEGAL DESCRIPTION: TR 9 OF NW NW EX PROJECT DESCRIPTION: FIXED FIRE SUPPRESSION SYSTEM FOR A CLASS ONE HOOD GENERAL INFORMATION System Information Type of Use: Commercial Sprinkler Heads: Audible Switches: Pull Stations: Fire District: 11 Flow Switches: Visual Devices: Door Releases: Hood & Duct?: Y Pressure Switches:: Smoke Detectors: Duct Detectors: Dry Chemical?: Y Zones: Heat Detectors: Wet Chemical?: Sprinkler?: Standpipe?: SQUARE FOOTAGE FEES Monitoring Station No. NONE First Floor: Type Amount Due Amount Paid Auto Fire Alarm?: N Second Floor: Third Floor;: Sprinkler System Fee $100.00 $100.00 Total: $100.00 $100.00 This project becomes null and void if work or construction authorized is not commenced within 180 days, or if construction or work is suspended for a period of 180 days at anytime after work is commenced. Evidence of continuation of work is a progress inspection within the 180 day period. Owner or Agent: Date:C`?��l'� � l- i FIR2001-00005 Please refer to the following pages for conditions of this permit. 1 of 2 CONDITIONS FOR FIR2001-00005 1.) 1. A 406C RATED FIRE EXITNGUISHER IS REQUIRED ADJACENT TO THE MANUAL PULL STATION FOR THE FIRE SUPPRESSION SYSTEM. 2. A TRIP TEST IS REQUIRED. CONTACT THE FIRE MARSHAL AT 427-7535 TO SCHEDULE. X FIR2001-00005 Please refer to the following pages for conditions of this permit. 2 of 2 MASON COUNTY FIRE MARSHAL , �' O Mason County Bldg. III 426 W.Cedar (360)427-9670helton,Washington 985FILE COPY COD ORCE T FIRE INSPECTIONS FIRE INVESTIGATION -P LIC UCATION �, PERMIT NO. `rT e_ldbt- cubQ _ j� MASON COUNTY FIRE PROTECTION SYSTEM ��� PERMIT APPLICATION 1 ,l PL E NOTE:This application must be completed and accompanied by a minimum of three (3) copies of �Y s,spe fications, and applicable calculations per Mason County Fire Protection Standards, and ubmitted�o the office of the Mason County Fire Marshal. This is not a permit and failure to submit all necessary information will cause a delay and/or rejection of your submittal. When a permit has been issued,you will be notified. PLEASE PRINT OWNER: A=azcz / !? S' PHONE: !L� _� E Yi FIRE DISTRICT n V. O SITE ADDRESS: 11:2e t1i�d'�`/_5/L/ CITY ��`�� STATE WO-ZIP Y,2� � MAILING ADDRESS: IMiV Lt CITY STATE ZIP LIEN/TITLE HOLDER: ADDRESS: CITY STATE ZIP CONTRACTOR ADDRESS: CITY STATE ZIP CONTRACTOR PHONE# CONTRACTOR REG# PARCEL#I O/a /,2a / 060'ID LEGAL DESCRIPTION: BLDG. SQ. FT. (EXISTING/PROPOSED)1 ST FL / 2ND / 3RD / USE OF BUILDING C DESCRIPTION OF WORK: SPRINKLER: WET DRY STANDPIPE: WET DRY AUTOMATIC FIRE ALARM HOOD& DUCT DRY CHEMICAL WET CHEMICAL HALON NEW SYSTEM MODIFICATION MONITORING STN PHONE YOUR SUBMITTAL MUST INCLUDE: 1. DIMENSIONS, SCALE, NORTH ARROW 2. FLOOR PLAN AND CROSS SECTIONAL ELEVATION 3. ALL CONCEALED SPACES (LABELED COMBUSTIBLE AND NON-COMBUSTIBLE) 4. CUT SHEETS OR REFERENCES FOR ALL NEW DEVICES 5. LOCATION/DESCRIPTION OF ANY EXISTING DEVICES 6. BATTERY CALCULATIONS FOR FIRE ALARM SYSTEMS 7. RISERIWIRING DIAGRAM FOR FIRE ALARM SYSTEMS 8. HYDRAULIC CALCULATIONS FOR SPRINKLER SYSTEMS PLEASE NOTE: WORK MAY PROCEED ONLY IN ACCORDANCE WITH A VALID FIRE PROTECTION SYSTEM PERMIT ISSUED BY THE MASON COUNTY FIRE MARSHAL. A VALID PERMIT AND AN _ APPROVED SET OF PLANS MUST BE ON THE JOB SITE DURING CONSTRUCTION AND MUST REMAIN THERE UNTIL A FINAL INSPECTION IS DONE BY THE MASON COUNTY FIRE MARSHAL. FAILURE TO OBTAIN A VALID PERMIT PRIOR TO WORKING ON A FIRE PROTECTION SYSTEM AND/OR FAILURE TO PROVIDE THESE PLANS AND PERMIT FOR THE MASON COUNTY FIRE MARSHAL MAY RESULT IN A CITATION AND FINE. OWNER'S AFFIDAVIT I certify that I am exempt from the requirements of the Contractor's Registration Law RCW 18.27, and am aware of the Mason County ordinance requirements for which this permit is issued and that all work will be done in conformance therewith. No changes will be made without first obtaining approval from the Mason County Fire Marshal. OWNER: — DATE: C�_ CONTRACTOR'S AFFIDAVIT I certify that I am a currently registered contractor in the State of Washington and I am aware of the ordinance requirements regulating the work for which the permit is issued and all work done will be in conformance therewith. No changes will be made without first obtaining approval from the Mason County Fire Marshal. BY: DATE: dS � 15;(2-16 - - FILE COP2Y9Sheet Metal Marvin Road N.E. Olympia, WA 98506 (206) 491-1123 FAX (206) 491-1113 0.0/ Grocery S�ie�i�o� .. Stainless Steel Grease Hood -7 1 Fire Suppression System by Upblast Ventilator - NFPA Bulletin No. 96 2 Z15-0 cFm _— � �'1alor Izecl er g 0 � 2" Air Flow yD u Flashing M Roo _ 2 Layers 5/8" .—Sheetrock--Type X 16 gauge galv. " Air Space' Ceilin welded ----------------- AL 18 gauge S.S. - Mood welded ItImie.-U - 1r U.L. Grease Filter. 2" Drip Tray _ff3 10 , 5 " 22 gauge Steel 1" Mineral Wool d Wall Stove i O i ' 1 - { i 12; Q 00 0 00 0 TABLE 1 6'2" CLASS 1 HOOD 2 12"X12 DUCT = 3 PYRO .CHEM PCL-240 4 3/8" BLACK PIPE 5 1/2"' EMT CONDUIT G REMOTE PULL STATION 7 ELEC, SHUNT TRIP BREAKER 8 AUTO. GAS SHUT OFF VALVE 9 4 BURNER RANGE 10 DEEP FAT FRYER 11 BROASTER 12 NL-RH2 NOZZLE. 13 NL-FZ NOZZLE 14 -NL-F2-`NOZZLE 15.NL- A NOZZLE _ 16 NL-DI. -.NOZZLE - modKrtaiinm:nr.6aeA+a n.ri.ro aaw n.Mcrau�ammcwr -awcuArD ' Restaurant Kitchen Fire Wet Chemical Pyro Chem, Inc . Suppression System Engineer and Architect Specifications IC PEI.IOM�PULL S1A710N CAME-t W MAX C'J'a+FA PULLEYS-20 A FCA X6P C-a f Cf7xNER PULLEYS.17`-Y FcQ t n d'CANE M FU90tE LAIC CprC`-y CABLE-t OQ MAX —T RE CCra.ER PULLEYS:20 N" ( AwKN iCLkL UNKS t 3 1.NX CCN4C:,�nl 7C C,IS VALVE 940.OFF i CAKE-3Q MAX O_ C.171.16t PULLEYS•13 MAX c PCL-5$O PCL-240 I F—A—1 F i PONT MCUMING M dl-1 No. I A S C D I C wEIGHr 0 1 PCL-2<O 21 .1]i ,121.73 a I. nta-t3 FC:-330 Q Z11.7 h pi 22.]a 1 1,1 a3l 1 M18_13 - ` azI3 I lice, 1 M&I ALL C vEN90N31N INCNES Genera/ The Pyro Chem Restaurant Kitchen Fire Suppression System is a Expanded capability provides remote manual actuation, gas pre-engineered solution to appliance and ventilating hood and equipment shutdown, and electrical system shutdown. This duct grease fires. The system is designed to maximize hazard optional equipment will enhance the basic system functions and protection, reliability, and installation efficiency. Automatic or be applicable when designing custom configurations to suit a manual system activation releases a throttled discharge of particular customer's needs anal/or compiy with local codes. potassium carbonate solution on the protected area in the form of fine droplets to extinguish the fire and prevent reignition after the Suggested Architect's Specifications discharge is complete. The fire suppression system should be of the stored pressure, System Operation wet chemical pre-engineered fixed nozzle type manufactured by Pyro Chem, Inc. A carbon dioxide cartridge is designed in The R/ro Chem Restaurant Kitchen Fire Suppression System has compliance with Military Specification 'MIL-C-601G', and shall been designed for protecting kitchen hood,plenum,exhaust duct, be used as the pneumatic releasing device for the system. The- grease filters, and cooking appliances (such as fryers, griddles, cartridge shall be an integral part of the control head assembly. rangetops, upright broilers, charbroilers and woks) from grease The'wet chemical storage cylinder shall be O.O.T.- rated for fires. The versatile state-of-the-art wet chervcal distribution stored prassure of 175 psig, and a pressure gage shall be technique,combined with dual,independent activation capability- provided on the cylinder valve for visual inspection. The system automatic fusible link or manual release - provides efficient, shall be capable of automatic and manual actuation. Automatic reliable protection the moment a fire is detected. Once initiated, actuation shall be provided by an appropriate number of thermal the pressurized wet chemical extinguishing agent cylinder expels detectors mounted in series on a stainless steel wire input line to a potassium carbonate solution through a pre-engineered piping the control head. Manual actuation shall be provided by turning a network and out the discharge nozzles. The wet chemical handle on the primary head and/or by an optional remote pull discharge pattern is maintained for a duration of time to ensure station with a dedicated stainless steel input Una to the control- - extinguishment and inhibit regrtition. head. Pyro Chem,Inc. 301 Otym n sheaf Boarttatt,NJ 07006, (800)52&1070 November 21, 1994 -- Irt hil (201)336-G750 'Thatsystertrshall.havesbeen to*tedtot0WUC;,Shndart for$ E % SYetemr- for- Protection-'ot�Restaurants Cooking T - - � Features A►ear. UL3O0, and Usted by Underwriters Laboratorles-,Ina-. It shalI be installed in accordance,with them..National Fr&Protection _ Association Standard No. 17A Wet Chemical Extinguisher UL and ULC Approved Systems, and No. 96 Standard for the Installation of Equipment • Complies with NFPA Standard 17A and 96 for the Removal of Smoke and Grease Laden Vapors from . Meets the requirements of the Building Officials Commercial Cooking Equipment, and comply with all local and/or state codes and standards, and Code Aministrators Typical Installation 6 i 3 t � t I i S. REMOTE MANUAL PULL STATION - Simple operating instructions with a double t 1. CYLINDER CONTROL HEAD -Integral design requires no separate release preesue action atlases avoids caralaos system discharge-a I..wire cable run with 1/18-inch cylinder - separate wire cable activation lines for automatic fusible Grtlt aid options) cable and 17 corner pulleys maximum or 3164 itch cable and 10 corm pulleys remote Pull station provide an added mesua of sefoty - on easily scoomble manual maximum allows mounting flexibility-a dedicated ware cable input fine to the cylinder release mechanism which provides an option to the automatic fusible link mid.deoandinto control Mad provides a the back-uaa in the event thermal links are touted. an local codes,can be used in place of a remote manud pull station-unique tad proof tachiqus for sic wrwing neceasay input wire cable tension. S. FUSIBLE LINK KITS-Accomodates both series and trminsl Placement to mirimize inverxory and simplify ordering - all necessary components included for efficient 2. PIPING- Unbalanced to con piping network rk pressure cylin appiution design and installation . assembly and installation-a 360'F fumble link standard-othir temporatues wadable- re aeprate piping to connect system prosaic cYardes to extinguishing agem eomarer. 16 fumble lulus on a 100' wire cable tort with 20 corner pulleys maximum provides Schnedt"40 stainless.cror W sted aid blade pipe can be used. subetatdr hazard coverage. 3. CYLINDERS (DOT-48-176 Rated) - Contain Pyre Chain Pacmniun Carbons 7. AUTOMATIC GAS SHUT-OFF VALVE- Compass with requirements partsea q to Saludon stored at 176 psig-pressure gooe for visual mhawrtsnanea checks-2.40,3.60. the shut-off of fuel se described by NFPA 17A-aftar regular meinte+miee/servies check and 5.50 gallon sizes provida 8, 13.and 20 ftow palm covwoge respectively,oHenrg a can be roast at control head forconvertiwtos of swks tecsidn a -a 60'wire cable nun bread range of appaestion coverage. with 16 coma pulleys msttirnrrh provides marxing amuibiaty. 4. NOZZLES-Fixed and Swivel Mad nozzles have been established to relax plecamant 8. CORNER PULLEYS ANO ACCESSORIES - Deigned to enwre reliable system toleiraaes- ftrxtion,as tested by Undrwntare Laborstai i e- Chap mpw Rbw CHAPTER II COMPONENTS CYLINDERS & VALVE VALVE REBUILDING EQUIPMENT The Pyro Chem, Inc. System has available three different size cylinders: the Models PCL-240, PCL-350, and PCL-550. 1. Wet Valve Seal Rebuilding Kit (P/N o-..-Cylinder sizes are expressed in terms of extinguishing agent 490-420698). capacity (i.e., the PCL-240 uses 2.4 gallons of extinguishing agent). The cylinder is manufactured, tested, and marked in Atter system discharge, the valve assembly must be accordance with 007 48175. Cylinders come pre-filled with carefully inspected to ensure no mechanical damage has extinguishing agent and are charged with dry nitrogen to a occurred. If rebuilding is necessary, the Wet Valve Seal pressure of 175 psig © 70° F. Cylinder and valve assembly Rebuilding Kit (P/N 490-420698) should be used. It includes dimensions are shown in Figure 2-1. all system components necessary to properly rebuild the valve. See Figure 2J. 'c'"` M000 No. A i 3 r_ n :�v�Cry •rE1G%�t t ItemiPart NumdenOescrio[ion _.- USED 1b ].CO ...13 :0.1] :�;! 3 55•o. ...�-S 490-"20761 i CAP 3 S'I.C..IM Assy.. 2 2 5-120705 1 CCNICAL SPRING ,u dw.Er.vor•.t w -.p.Es J25-4207� ° '6 1 NECK 0-RING d 1 325-020023 i STEM 0-RING ' Figure 2-1. Cylinder and Valve Assemblies. 5 '325-"20715 1 PIS TCN O-RING Figure 2-3. 'Net Valve Seal Rebuilding Kit All cylinders utilize the same valve assembly (FIN (P/N 490-420698). 490-420720). It is a pressure sealed poppet type valve designed to provide rapid actuation and discharge of agent. 2. Model VT-1 . See Figure 2-2. The Model VT-1 wet valve tool is designed to facilitate the rebuilding of the wet valve assembly. It should be used to hold the wet valve piston while unscrewing the cap and stem a assembly. See Figure 24.1. (I '•-'�� ,iN v>a arm P A_STFU AS4Y � P4MG A13FA-kV* i 3 w ( IH d I 1at� V 3 t0 t 115.-1707t i viyvE C.AI.Y O.AtwG � t ]25-+70715 yG I i Figure 2-2.Valve Cross Section. Figure 2-3.1. Model VT-1 Wet Valve Tool. ULEX 3830 June1;1994 - r�z-moo —..� CYLINDER BRACKETING ' Vertical bracketing of the PCL-240 and PCL450 is provided Pyra Chem Inc. O R� by the Model M8-15 bracket kit. Vertical bracketing of the IL. PCL-550 is provided by the Model MG-1 bracket kit. These L-414 m RVAAe aa9 0 kits must be ordered separately with each cylinder/valve TURN KANOLE assembly. Cylinder installation instructions are provided in 4he installation section of this manual. a• EXTINGUISHING AGENT _ Figure 2-4. Mechanical Control Head. rhe agent used in Pyro Chem, Inc. Systems is a potassium MODEL ECH - carbonate based solution that is extremely effective for all ELECTRIC CONTROL HEAD types of kitchen fires. This agent is available for cylinder recharging in three size containers: 24 gallon (Model RL-240), 275 gallon (Mode! RL-275), and 3.5 gallon (Model The Model ECH electric control head is an electrically RL-350). The agent is shipped in plastic containers. The operated control head which can be connected to the RL-240 and RL-350 provide one complete tank charge for PCL-240/350/550 cylinder valve. This control head will the PCL-240 and PCL-350 respectively. The PCL-550 support an electric thermal detection system, a remote requires two (2) RL-275 charges. mechanical pull station (Model RPS-M), and a mechanical or electric gas shutoff valve. It will not support a fusible link CAUTION detection system. A miniature eiectric switch (Model MS-SPOT) is included. The Model ECH control head is Precautions must be taken when handling and transferring available in both 120 VAC (Model ECH-120) and 24 VOC wet agents as the are caustic in (Model ECH-24). It is equipped with a local manual control 9 Y nature. Goggles must be worn at all times. If any agent gets into the eyes, they handle that allows far mechanical system actuation. should be flushed with clean water for 15 minutes and a operation of the local manual control requires removing the physician contacted. If any agent contacts the skin, it pull pin and rotating the handle clockwise. The.Model ECH should be flushed with cold water to prevent irritation. The control head can actuate a maximum of three(3)cylinders. agent s electrically conductive. Care a must be taken to See Figure 2-5. thoroughly clean up any agent discharged around electrical zo i appliances before turning the power on. Pv'ro Chem Inc`' 0 After system discharge, agent must be cleaned up immediately with hot, soapy water to prevent corrosion of PULL PIN rC PELE/SE ME i O' effected surfaces. n ww N eLe / �+ MODEL MCH MECHANICAL CONTROL HEAD The Model MCH mechanical control head is a fully Figure 2-5. Electric Control Head. mechanical control head which can be connected to the PCL-240/350/550 cylinder valve. This control head will MODEL NMCH - support a fusible link detection system, a remote mechanical MECHANICAL CONTROL HEAD. pull station (Model RPS-M), and a mechanical or electric gas shutoff valve. A miniature electric switch (Model MS-SPOT The Model NMCH Mechanical Control Head is a fully or MS-0POT) can be ordered separately and field installed. mechanical control head which can be connected to the It is equipped with a Iotal manual control handle that allows PCL-240/3501550 cylinder valve. This control head will for mechanical system actuation. operation of the local support a fusible link detection system, a remote mechanical manual control requires removing the pull pin and rotating Pull station (Model RPS-M), and a mechanical or electric the handle clockwise. The Model MCH control head can shut-off valve. A miniature electrical switch (Model actuate a maximum of three(3) cylinders. See Figure 2-4. MS-SPOT or MS-OPOT) can be ordered separately and field installed. There is no local manual actuation for the Model NMCH. The Model NMCH control head can actuate a maximum of three(3) cylinders. The Model NMCH can be used as a direct replacement for the Model MCH. ULEX 3234 June 1,1994 -ten R";i=We- MODEL EN-MCU ENCLOSURE PNEUMATIC ACTUATING The Model EN-MCU Enclosure is used for vertical mounting CYLINDERS of-a-singfe-PCL-240 or PCL-350. The EN-MCU also includes a mechanical control unit. eliminating the need for 1 . Model PAC-1 0. a Model MCH Control Head. See Figure 2-5.1. The PCL-550 cannot be mounted in an EN-MCU. The Model PAC-10 is a pneumatic actuating cylinder that -_- can actuate a maximum of ten (10) agent cylinders o simultaneously. The Model PAC-10 includes a OCT c 48350 cylinder pressurized with dry nitrogen to 350 PSIG _ ° @ 70° F., a brass valve with pressure gauge, and a wall mounting bracket. A Model MCH or ECH control head za.i2s must be purchased separately and connected to the — PAC-t0 to open the valve. See Figure 2-7. PYro C3emti VCOEL NCH OR ECH CONTROLHEAO (SCI SEPARATELY) / PORT 1 Figure 2-5.1. Mode! El-MCU Enc:asure. i f za."<s MODEL EN-S ENCLOSURE 12 The Model EN-S Enclosure is used for vertical mounting of a single PCL-240 or PCL-350 when it is used as a -s-oo secondary agent cylinder in a system. The EN-S has no control mechanism, and must be used in conjunction with Figure 2-7. Model PAC-1 0 Pneumatic Actuating Cyiinder. a Model EN-MCU Enclosure or a Model MCH/ECH Control Head. The PCL-550 cannot be mounted in an E.V-S. MODEL MB-P2 - CONTROL HEAD 2. Mode! PAC-200. MOUNTING BRACKET = i ne Model PAC-2CO is a pneumatic actuating cyiincer that can actuate a maximum.of twenty (20) agent cylinders The Model MB-P2 mounting bracket must be used to simultaneously. The Model PAC-200 includes a DOT mount the Model MCH or ECH control head if the control 48350 cylinder pressurized with dry nitrogen to 350 PSIG head is not mounted directly on a cylinder valve. See @ 70' F., a brass valve with pressure gauge, and a wall Figure 2-6. mounting bracket. A Model MCH or ECH control head must be purchased separately and connected to the PAC-200 to open the valve. See Figure 2-8. O ,.MEL MCH oR ea+ CONTROL HERO ISMO SEPARATELY) PORT 0 0 0 1°0 .30 10 7E Q i e.ao Figure Z-6. Model ME-PZ-Control Head Mounting Bracket. F"640 Figure 2-8. Model PAC-200 Pneumatic Actuating Cylinder. ULEX 3830 April 1, T995 Chaptar,2.Component%_ Page•2- Rev. 24 DETECTION, EQUIPMENT 3. Model FLH-1. 1. Model FLK-1. The Model FLH-1 fusible link hanger is an accessory designed to simplify the installation of fusible links in the The Model FLK-1 fusible link kit includes a 10"steel bracket two fusible link line. It can be used with the Model FLK-1/1A :+ (2)'/,".EMT connectors,four(4)cable crimps,and two(2) "S" fusible link kit (kits must be ordered separately).The hooks.Fusible links must be ordered separately.See Figure 2-9. Fusible Link Hanger makes it possible to install fusible links without cutting and crimping loops in the fusible link 2. Model FLK-1A. line for each link. Thev are available in packages of 25 (FLH-25) only. See Figure 2-10. "The Model FLK-1A fusible link kit includes an 8 "steel bracket, two (2) '/," EMT connectors, four(4)cable crimps,and two (2) "S" hooks. Fusible links must be ordered separately. LINK DETECTOR BRACKET i4 TERMINAL LINK �i SHOOK ,— MT CCNNECTCR 3/64' OR 1/16' STAINLESS STEEL CABLE FUSiBL_ LINK SERIES LNK CABLE CRlkp Figure 2-9. Modei FLK-1 Fusible Link Detector. ; FUSIBLE: LINK KIT ASSEMBLY (SOLD SEPARATED Y) } I� FUSIBLE LNK (SOLD SEPARATELY) FLH-1 FUSIBLE LINK HANGER ULIX 3830 April 1, 1995 Figure 2-10.Model Fib{-1 Fusible Link Hanger rxyi, .a -rpm enta 4- Fusiblir Cinks: head is provided-by the Model RPS M remote m ` ►:1 echanicak+�;�'L- The fusible link is designed to:separate at a specific pull station. It is connected to the,system control head by' stainless steel cable.This cable is enclosed in 'h" EMT temperature, releasing tension from the fusible link line, with corner pulleys-at each change in direction.The causing system actuation. See Fgure 2-11. remote mechanical pull station shall be located at the point of egress. See Figure 2-12. ® P'U Pw �l HANOIE TO H113E FIRE�.I 1 Q I EXTfNGUSUSHIIG SYSA 'r.. ch— BOONTON. .4.7 Kl •1 I i -', 3/6J• CA I/16' iTJuyESs Figure 2-11. ML Style Fusible Link. — = CABLE OJT =OPQ+EC-.OR After determining the maximum ambient temperature at the fusible link location, select the correct fusible link according to the temperature condition char below: j fi " 'G4CN Fusible Link Maximum Ambient Model No. Temperature ]AC/ FL-165 95, F. (35° C.) FL-212 142° F. (61° C.) FL-280 210° F. (99° C.) rL-360 290° F. (143° C.) caeLl— aUSr°Nc , n <E,L FL-450 380° F. (193° C.) = FL-500 430° F. (221° C.) LOCK NUT Figure 2-12. Model RPS-,M Mechanical Pull Station. 5. Thermal Detectors. Fixed temperature thermal detectors are normal-Ty open, GAS SHUTOFF VALVES mechanical contact closure switches designed to operate 1. Mechanical Gas Shutoff Valve. at a factory preset temperature. They are available in six preset temperatures which meet NFPA standards and are A gas shutoff valve is required on all systems used to UL Listed and FM Approved. After determining the protect a gas fueled cooking appliance to stop gas flow in maximum ambient temperature at the thermal detector the event of system actuation.A mechanical gas valve can location, select the correct thermal detector according to be used with either the Model MCH or ECH control head. the temperature condition chart below: It is connected to the system control head by stainless Thermal steel cable.This cable is enclosed in '/_" EMT with a corner Detector pulley at each change in direction.The valves are rated Maximum Ambient for natural and LP gas (see Figure 2-13). Mechanical gas Model No. Temperature valves are available in the fallowing sizes: TO-140 70°F. (21° C.) Maximum TD-190 120°F. (49° C.) Valve Operating �-225 155°F. (68° C.) Model No. Size Pressure TO-325 255° F. (124' C.) Model 5 /.' 5 psi TD- 380°F. (193° C.) GVSG-100 1" 5 psi TD-600 600 530° F. (277° C.) GVSO-125 11/'. 5 psi GVSG-150 1'h' 5 psi GVSO-200 2- 5 psi MODEL RPS-M — REMOTE GVSC-250 272' 5 psi MECHANICAL PULL STATION GVSO-30a 3- 6 psi Remote manual control for the Model MCH or ECH control ULEX38W Novernber1;:1994- P89;2:-W CORNER'PULL'EY V4 1. Model MCP-1. _. A corner pulley is used whenever a change in stainless steel cable direction is required.The Model MCP-1 corner ; — pulley is equipped with a set screw fitting for connection to '/," EMT. See Figure 2-14. o O C O Pyro Chema -:-• i GAS VALVE SHUT—CFF 1.925 �� 800MON..v 1 - Q rT T1 \ I i I I Figure 2-14. Model MC?-1 Corner Pulley. Y I 2. Model CP-1. Figure 2-13. GVSO-Series Mechanical Gas Valve. A corner pulley is used whenever a change in stainless cable direction is required.The Model CP-1 is a greasetight 2. Electric Gas Shutoff Valve. corner pulley designed for areas likely to experience A gas shutoff valve is required on all systems used to protec, excessive grease buildup. It is equipped with a compression a gas fueled cooking appliance to stop gas flow in the event of 717Ling for connection to '/," EMT. See Figure 2-15, system actuation.A UL Listed electric gas valve can be used Note: The Model CP-1 is not a liquid tight seal for with either the Model MCH or ECH control head.The valves cenetration of hoods and/or ducts. are rated for natural and LP gas.Valves are available in 120 VAC. Electric gas valves are available in the following sizes: I � Maximum 00 Valve Operating Model No. Size Pressure EGVSO-75 50 psi //� ``.. '•� II ECVSO-100 1" 25 psi p EGVSO-125 25 psi EGVSO-150 1'/," 25 psi EGVSC-200 2" 25 psi 2.50 EGVSO-250 2'/," 25 psi EGVSO-300 3" 25 psi Nate: A UL Listed manual reset relay is required when � J using an electric gas valve. The Pyro Chem, Inc. Model SM-120 solenoid monitor may be used for this purpose. Figure 2-15.Model CP-1 Comer Pulley. ULEC 3=1 November 1, 1994 Rwt 4- TEE PULLEY The Model TP-1 tee pulley is used to connect two mecfianical gas valves or two remote mechanical pull stations to a single control head. The tee pulley replaces two standard 90° corner pulleys. See Figure 2-16. CAUTION The Tee Pulley must never be used to connect multiple fusible link lines to a single control head. Figure 2-1 7. Model MS-SPOT Miniature Switch. o 2. Mode! MS-DPDT, The Model MS-OPOT is a miniature electrical switch which can be field mounted in the Model MCH/ECH control head. o When used with the Model MCH control head, it provides two sets of NO/NC dry contacts. When used with the Model ECH control head, it provides one set of NO/NC dry contacts. It is intended for use with electric power shutoff o i devices (dealer supplied), electric gas valves, alarms, bells, !fights, contactors, and other electrical devices designed to shut off or turn on upon system actuation. The switch is rated for 20 amps @ 125/250 VAC, 1/2 ho @ 125 VAC, and 1 hp @ 250 VAC. See Figure 2-18. 0 0 0 i Figure 2-16. Model TP-1 Tee Pulley. ELECTRICAL SWITCHES 1 . Mode! MS-SPOT. Figure 2-1 S. Model MS-OPOT Miniature Switch. The Model MS-SPOT is a miniature electrical switch which can be field mounted in the Model MCH control head and MODEL SM-1 ZO/24 SOLENOID MONITOR is included with the Model ECH control head. When used with the Model MCH control head, it provides one set of The Model SM-120/24 solenoid monitor is used in NO/NC dry contacts. It is intended for use with electric conjunction with the Model ECH control head to supervise power shutoff devices (dealer supplied), electric gas the actuation and detection circuits. In the event of a valves, alarms, bells, lights, contactors, and other problem in the circuit, a light an the monitor goes out. The electrical devices designed to shut off or turn on upon Model SM-120 is used with the Model ECH-1 20 control system actuation. The switch is rated for 20 amps @ head. The Model SM-24 is used with the Model ECH-24 125/250 VAC, 1/2 hp @ 125 VAC, and 1 hp @ 250 control head. Two sets of NO/NC dry contacts are VAC. See Figure 2-17. provided. The unit mounts directly to a three gang wall outlet box. The Model SM-120 acts as a reset relay when UIEX=* Novernbw 1,1 SW tea-- _ -- ------ - ----------------- - �-�,�- — used with an electric gas valve. Electric gas valve wiring NL-01 1 instructions are provided in the installation section of this NL-02 2 manual. -See Figure 2-1 S. NL-03 3 NL-F 1 1 e m a NL-F1.25 1.25• Pyio{_rYfT;Saendd Mcrov NL-F2 2 NL-FL2 2 Note: The Model NL-01 Nozzle can be used as a direct (a A e replacement for the Model NL-P Nozzle. ❑ O R1NG u 1\0L STRAINER �"-� r+ Q 9COY F+.� F= 0-RING A= Nl R O O O CAP R&a us P Figure 2-19. Mode) Silt-24/1 ZO Solenoid Monitor. Figure 2-20. Straight Nozzle Design. 2. Swivel Nozzles. PIPE AND FITTINGS The Models NLS-A, NLS-UB, NLS-R, NLS-RH2, NLS-F 1 and NLS-F2 swivel nozzles incorperate a swivel joint into the Pipe and fittings must be furnished by the installer. design of the nozzle body to simplify the aiming of the Schedule 40 stainless steel, chrome plated, or black pipe nozzle These swivel nozzles have the same tip design l and fittings must be used. Galvanized pipe and fittings are and flaw characteristics as their non-Swivel equivalents, not to be used. Models NL-A, NL-UB, NL-R, NL-RHZ, NL-F1 and NL-F2 respectively. A swivel nozzle can be used as a direct NOZZLES substitute for its non-swivel equivalent. They are of a 3/8" female threaded design (see Figure Z-21). Nozzles have been developed for appliance, plenum, and ' duct applications. All nozzles have a specific flow point value and are supplied with covers to prevent clogging. 800,. Application limitations are provided in the design section of this manual. aa-4.+es: w+.+o \_sw+ve.aALL 1 . Straight Nozzles. O-R.IC TV RETAM" The following nozzles are of a straight 3/8' female QAP7 threaded design (see Figure 2-20): Model Flow Points NL-A 1 NL-P 1 NL-AHZ. 2 NL-R 1 ❑ NL-UB 1/Z ULEX=0 Figure-Z-Zi. Swivel Nozzle Design. Nowmber 1,1 M ,c -4- COMPONENTS LIST MODEL NO. DESCRIPTION PART NO. MODEL NO. DESCRIPTION pq�R�Na PCL-140 2.40 GALLON CYUNOER ASSEMBLY 500 420614 70-190 THERMAL DETECTOR 190'F 315-1 Z035T PCL-360 3.50 GALLON CYLINDER ASSEMBLY 500-420787 -TO-225, THERMAL DETECTOR 225-F -11 5-1 20352 PCL-560 5.50 GALLON CYLINDER ASSEMBLY SOO-420750 TD-325 THERMAL DETECTOR 325•F 315-120354 PAC-10 PNEUMATIC ACTUATING CYLINDER 500-020104 TO-450 THERMAL DETECTOR 450-F 315-1 20355 PAC-200 PNEUMATIC ACTUATING CYLINDER 500-02069C TO-600 THERMAL DETECTOR 600•F 315-120358 0 fi18.1 MOUNTING BRACKET(FOR PCL-6501 500-020197 EGVSO-75 ELEL7RIC GAS SHUT-OFF VALVE 3/4' 240-120368 MB-15 MOUNTING BRACKET IFOR PCL-240/350) 500-020247 EGVSO-100 ELECTRIC GAS SHUT-OFF VALVE 1' 240-120359 M8-P2 MOUNTING BRACKET(FOR MCH. ECH-24/1201 320-020853 EGVSO-125 ELECTRIC GAS SHUT-OFF VALVE 1-1/4- 240-120360 MCH MECHANICAL CONTROL HEAD SOO-020845 EGVSO-150 ELECTRIC GAS SHUT-OFF VALVE 1-1/2- 240-120361 NMCH MECHANICAL CONTROL HEAD (NO HANDLE) 500-020609 EGVSO-200 ELECTRIC GAS SHUT-OFF VALVE 2' 240-120.162 _EN-MCU ENCLOSURE (FOR PRIIMARY CYLINDER) 500-420966 EGVSO-250 ELECTRIC GAS SHUT-OFF VALVE 2-1/2' 240-120363 EN-S ENCLOSURE (FOR SECONDARY CYLINDER) 500-420966 EGVSO-300 ELECTRIC GAS SHUT-OFF VALVE 3- 240-120385 ECH-24 24VOC ELECTRICAL CONTROL HEAD SOO-1 20842 GVSO-75 MECHANICAL GAS SHUT-OFF VALVE 3/4' 500-020180 ECH-120 120VAC ELECTRICAL CONTROL HEAD 500-120846 GVSO-100 MECHANICAL GAS SHUT-OFF VALVE 1' 500-020181 NL-A 10 x WET NOZZLE 731-420723 GVSO-125 MECHANICAL GAS SHUT-OFF VALVE 1-1/4- 500-020182 NLS-A 10 x WET SWIVEL NOZZLE 731-420753 GVSO-150 MECHANICAL GAS SHUT-OFF VALVE 1-1/2' 500-0 20 1 83 NL-02 10 x WET NOZZLE 731-420769 GVSO-200 MECHANICAL GAS SHUT-OFF VALVE 2' 500-020184 NL-03 10 x WET NOZZLE 731-420765 GVSO-250 MECHANICAL GAS SHUT-OFF VALVE 2-1/2' 500-020185 NL-F1 10 x WET NOZZLE 731-420277 GVSO-300 MECHANICAL GAS SHUT-OFF VALVE 3' 500-020186 NLS-F1 10 x WET SWIVEL NOZZLE 731-420751 MS-SPOT MINI SWITCH. SINGLE POLE DOUBLE THROW 500-020227 NL-F1.25 10 x WET NOZZLE 731-420770 MS-OPOT MINI SWITCH-DOUBLE POLE DOUBLE THROW SOG-020237 NL-F2 10 x WET NOZZLE 731-420771 CO2-6 6 x CO2 CARTRIDGE 900-020060 NLS-F2 10 x WET SWIVEL NOZZLE 731-420278 MC?-1 COMPRESSION TYPE CORNER PULLEY 500-020849 NL-FL2 10 x WET NOZZLE 731-420773 CP-I SCREW TYPE CORNER PULLEY SCO-020040 NL-01 10 x WET NOZZLE 731-420722 TP-1 TEE PULLEY 49"20166 NL-R 10 x WET NOZZLE 731-420725 4SO-020831 WET VALVE CAP 490-020831 NLS-R 10 x WET SWIVEL NOZZLE 731-420754 285-420705 CONICAL SPRING (WET VALVE) 385-420705 NL-RH2 10 x WET NOZZLE 731-420772 732-420713 PRESSURE GAGE(WET VALVE) 732-420713 NLS-RH2 10 x WET SWIVEL NOZZLE 731-420752 490-420698 WET VALVE REBUILDING KIT 490-420698 NL-UB 10 x WET NOZZLE 731.420724 VT-1 VALVE TOOL(WET VALVE) 235-420768 NLS-UB 10 x WET SWIVEL NOZZLE 731-420755 325-420716 NECK O-RING (WET VALVE) 325-420716 RPS-M REMOTE MECHANICAL PULL STATION 500-020143 712-420707 PISTON (WET VALVE) 712-420707 FLK-1 10- FUSIBLE LINK BRACKET KIT 500-020035 325-420715 PISTON O-RING (WET VALVE) 325-420715 FLK-1A 8' FUSIBLE LINK BRACKET KIT 500-020041 325--t20714 VALVE CAP O-flING (WET VALVE) 3 25-4 2071 4 FLH-25 25 x FUSIBLE LINK HANGER 320-020866 RL-165 1.65 GALLON RECHARGE 500-420693 FL-165 FUSIBLE LINK 165'F 320-120368 RL-240 2.40 GALLON RECHARGE 500-420033 FL-212 FUSIBLE LINK 21Z'F 320-120365 RL-275 2.75 GALLON RECHARGE 500-420694 FL-280 FUSIBLE LINK 280'F 320-120366 AL-360 3.50 GALLON RECHARGE 500-420034 FL-360 FUSIBLE LINK 360•F 105-020009 305-420622 10 x WET VOZZLE CAP 306-420623 FL-450 FUSIBLE LINK 450'F 320-1 20367 325-420626 10 x WET NOZZLE STRAINER 325-420626 FL-500 FUSIBLE LINK SOOT 105-020165 325-420625"10 x WET NOZZLE O-RING 325-420615 SM-24 24VOC SOLENOID MONITOR 490-1 203C3 325-020028'10 x VALVE STEM 0-RING 325-020028 SM-1 20 1 20VAC SOLENOID MONITOR 490-1 20302 490-420720�COMPLETE WET VALVE ASSEMBLY 490-420720 iD-140 THERMAL DETECTOR 140'F 31 5-1 2035 1 PCL-AK RECHARGE ADAPTOR KIT 500-420735 ULEX 3830. November 1, 1995 y yn CPTER tlf w, System Design _This secdo❑will cover the proper design of the Pyro Chem Res- 2, Model NL-02. taurant Fire Suppression System.It is divided into four(4)sections: 1. Nozzle Coverage and Placement. The Model NL-02 nozzle is a two (2) flow point nozzle 2. Cylinder Sizing. designed for the protection of exhaust ducts. Only one(1) 3. Piping Limitations. Model NL-02 nozzle can be used on a single duct branch. 14:-Detector Requirements. A single Model NL-02 exhaust duct nozzle can protect a Each of these sections must be completed before square or rectangular duct with a maximum perimeter of attempting any installation. 75.5 inches and a maximum one-side length of 25 inches. _ It can also protect a round duct with a maximum circum- ference of 75.5 inches and a maximum diameter of 24 SECTION1 inches (see Figure 3-1). The nozzle must be installed on the centerline of the duct and aimed directly into the duct Nozzle Coverage and Placement opening (see Figure 3-2). This section will provide guidelines for determining nozzle type, positioning, and quantity for duct, plenum, and 3. Mode) NL-03. appliance protection. The Model NL-03 nozzle is a three(3) flow point nozzle designed for the protection of exhaust ducts.One(1) or two A. Duct Protection (2) Model NIL-03 nozzles can be used on a single duct branch. The following three (3) nozzles have been developed for A single Model NL-03 exhaust duct nozzle can protect a the protection of exhaust ducts: square or rectangular duct with a maximum perimeter of 100 inches and a maximum one-side length of 33 inches. 1. Model NL-P. It can also protect a round duct with a maximum circum- 2. Model NIL-02. ference of 100 inches anc a maximum diameter of 31.75 3. Model NL-03• inches (see Figure 3-1) Each nozzle is approved for use with the exhaust fan dampered, The nozzle must be installed on the centerline of the duct, undampered with the fan on,or undam'oered with the fan off. It and aimed directly into the duct opening (see Figure 3-2). is not required that the fan be shut down or the exhaust duct be Two (2) Model NL-03 exhaust duct nozzles can protect a dampered for the system to operate properiy. Each nozzle is square or rectangular duc:—Nith a maximum perimeter of 150 approved to protect exhaust ducts of unlimited length. inches and a maximum one-side length of 66 inches. They can also protect a round duc with a maximum circumference 1. Model NL-P. of 1,50 inches and a maximum diameter of 4.7.5 inches.When two-(2) Model 1JL-03 nozzles are used to protect a single duct, The Mgdel NL-P nozzle is a one (1) flow point nozzle the cross sectional area of the duct must be divided into two designed for the protection of exhaust ducts. One (1) or equal symmetrical areas.The nozzle must then be installed two (2) Model NL-P nozzles can be used on a single duct on the centerline of the area it protects and aimed directly branch. into the duct opening(see Figure 3-2 1). A single Model NL-P exhaust duct nozzle can protect a square or rectangular duct with a maximum perimeter of 50 inches �T-- and a maximum one-side length of 17 inches. It can also protect,a round duct with a maximum circumference of 50 - - inches and a maximum diameter of 16 inches (see Fgure 3-1). - The nozzle must be installed on the centerline of the duct and a . r. _ ,a.MAX a . w Mr a X b ZW _ MAX aimed directly into the duct opening (see Figure 3-2). ---T Two (2) Model NL-P exhaust duct nozzles can protect a square or rectangular duct with a maximum perimeter of 84 inches and a maximum one-side length of 34 inches. They can also protect a round duct with a maximum I I I I circumference of 84 inches and a maximum diameter of -' --�' i' " —`r — " 26.5 inches.When two (2) Model NL-P nozzles are used to protect a single duct,the cross sectional area of the duct 1 aT ,.� �, ,,�� I A must be divided into two equal symmetrical areas.The nozzle must then be installed on the center line of the area Figure 3-1. Duct Nozzle Coverage Limitations. it protects and aimed directly into the duct opening (see Figure 3-Z1). -`UCH Novemtrea!fr.41984i-: • ❑lift'Nd •� s;+.. r;.-r• �f K-�_�-► zzf�C'average Char 1=1 MAX MAMMUM mApium NOZZLE SIDE' PERIM= FLOW POINTS - — --- - �. NL-P 17' 50" 1 2 x NL-P 34" 34" 2 NL-02 25" 75' 2 �. NL-03 33 100' 3 i 2 x NL-D3 66" 150" h _ NOTE;A SWGLE DUCT BRANCH CAN ONLY SUPPORT; 1)A Single NL-P —= 2)A Single NL-D2 3)A Single NL-D3 — ---�}--- �' i 4)Two NL•P,s Wi2 j 51 Two NL-D3's ;;—v:—� 1 Figure 3-2.Single Nozzle Placement In Duct. B. Plenum Protection The Model NL-A nozzle is a one (1) flow point nozzle that •._ ,., ����� +� has been developed to protect the plenum section of the exhaust hood. Only one (1) Model NL-A nozzle can be used on a single plenum branch. A single Model NL-A can protect a plenum (with single or V-8ank filters)with rectangular dimensions of 8' x 4' or less. Larger plenums can be protected by dividing the hazard area so that each �\ �✓��._ \ � nozzle protects an area of 8' x 4' or less (see Figure 3-3). The nozzle(s) must be located at the center of the V-Sank _ width or centered between the filter width when used with a single bank filter plenum. It must be within 4" of the wall - r-- it is mounted against(see Figure 3-4), or within 4" of the edge of the protected zone. Figure 3-2.1. Dual Nozzle Placement In Duct. „ I , an tL !a M1� ! J to K 8.0 \ I I I I t0 �O M1 l 1 Lo M1 \ ae R \ I � Figure 3-3.Plenum coverage Limitations,Model NL-A Nozzle. ULDC 1 13 1 Novemberl,1994- C. Appliance Protection 1. Range Coverage. -. The Model NL-F125 is a 1.25 flow point nozzle that is used for K— ` range top protection.The maximum range top area that can be protected by a single NL-F1.25 nozzle is 12"x 30".See Figure3-5. t a. Nagle Location. \ Side To Side Nozzle Location: i The nozzle must be located on the longest centerline of �\ the protected zone. I 1 Front To Sack Nozzle Location- FILTERS-- The nozzle must be located not more than 9" from the Figure 3-4. Model NL-A Plenum Nozzle Placement. center of the protected zone. NOTE Nozzle shall be located �T anywhere in the shaded area and aimed at the center of the y� k'�� i �:D.oQD�CDoCD zone. �- 4a D i i 3c, Figure 3-5. .Model NL-F1.25 Range Nozzle Placement. 77 Figure 3-6.Model NL-F1.25 Range Nozzle Aiming. ULEX 383a Ncvember•1;1994 ' Nonli�Height' ip of the Model NL-FZnozzle-has.two flat areas~ tned to assist aiming. ^�The nozzle must be mounted 40"to 50""above the caoki g•The nozzle must be positfonedr surface. at these flat areas are parallel to the longest side af- --__. b. Nozzle Aiming. rotected zone.See Figure 3-8.1. The-tip-of the-Model NL-F1.25 nozzle has two flat areas designed to assist aiming.The nozzle must be positione NOTE so that these flat areas are parallel to the longest side o zzle shall be located anywhere in the shaded area the protected zone. See Figure 3-6. 1 aimed at the center of the protected zone. 2. Griddle Coverage. The Model NL-R nozzle is a one (1) flow point nozzle th< is-used for griddle protection. The maximum griddle are I?Mt can be protected by a single NL-R nozzle is 30" x 3C The nozzle must be located over the griddle cooking surface, no more than six (6) inches from the edge of th - protected zone. The nozzle must be aimed at the center the protected zone. The nozzle must be mounted 24" to 50" above the cooking surface. See Figure 3-7. \ NOTE Nozzle shall be located anywhere in the shaded area and aimed at the center of the protected zone. i 71 INTEGZALioup s• N(AX— \ \/ i i FAN I b- MAX COOMG AREA 21,�✓� i 30, lure 3-a.Model NL-F2 Nozzle Placement,Deep Fat Fryer. \\ ? %/ FLATS I Figure 3-7. Model NL-R Nozzle Placement,Griddle. ._.. i 3. Deep Fat Fryer Coverage. LCNZST SEE' y1CRTLST We Model NL-F2 nozzle is a two (2) flow point nozzle th is used for the protection of a single vat of a deep fat fryer.The maximum area that can be protected by a sin NL-F2 nozzle is: 1. Cooking Area: 14.75" x 14.00" . 2- Integral Drip Board: 14.75" x 7.5" The nozzle must be located over the cooking surface an _ - aimed at the center of the protected zone.The nozzle m - *aoc—� 94ORTM We be mounted 30" to 50' above the top surface of the dee! fat fryer (see Figure 3-8). Figure 3-8.1.Model NL-FZ Nozzle Aiming. ULEX 3830 November 1, 1994 3.3. Modular Deep Fat Fryer Coverage. NOTE nstallations that require the use of the.Model NL-FZ The Model NL-F2 nozzle is a two(2) now point nozzle t le to protect a deep fat fryer in accordance with with used for-the protection of a single vat of a deep fat frye ular Deep Fat Fryer Coverage 3.3 shown here, the maximum area that can be protected by two(2) NL-F2 Mng additional restrictions apply to the main supply nozzles is: g before the nozzle: 1. Cooking Area: 22"x 22" inimum length, linear. 8 feet ,_,Z Integral Orip Board: 22"x 5.75" inimum length, equivalent:: 14.1 feet To protect a fryer with the above maximum dimensions inimum system now points: 4 inimum branches (total): 3 smaller, the area is divided into two equal areas, with z the system has only 4 flow points, minimum flow points NL-F2 nozzle protecting each area. Each nozzle must :fare nozzle: 2 located within a section (as noted by the shaded area i. Figure 1-8.6), that is not less than 2" from the fryer per and not less than 1"from the fryer's shortest side cente Each nozzle, regardless of its location within its secticr be aimed at a point located at the center of the longest and 1" from the center of the shortest side. See Figurf 3-8.6. The nozzle must be mounted 30"to 42" above the top NOTE: of the deep fat fryer(see Figure 3-8.6). Nozzle must be located anywhere within the shaded area and aimed at The tip of the Model NL-F2 nozzle has two flat areas at a point on the centerline of the designed to assist aiming. The nozzle must be positior longests side and 1" from the that these flat areas are parallel to the longest side of tt centerline of the shortest side. protected zone. See Figure 3-8.1 3a-•4r 27.7s' 4 INTEGRAL C RIP PAN Zr COOKING AREA Figure 3-8.6. Model NI Ilacement, Deep Fat Fryer. ULE -38= MardIr 1„1996 I.I. Range Coverage. ozzle Location. The Model NL-RHZ is a 2 flow point nozzle that is used To Side Nozzle Location: range top protection. The maximum range top area thz nozzle must be located an the longest centerline of the be protected by a single NL-RH2 nozzle is 28"x 28". T ected zone. nozzle must be located within 5"of the center of the prc zone, and aimed at the canter of the protected zone. T .t To Back Nozzle Location: '"nozzle Must be mounted 32"to 45" above the cooking nozzle mUst be located not more than 6"from the center surface. See Figure 3-8.4. ie protected zone. .: 1.2. Range Coverage. zle Height The Model NL-F1 is a 1 flow point nozzle that is used fc nozzle must be mounted 15"to 30" above the cooking range top protection. The maximum range top area tha ace. be protected by a single NL-F1 nozzle is 12"x 28". See ozz!e Aiming. Figure 3-8.5. tip of the Model NL-F1 nozzle has two flat areas gned to assist aiming. The nozzle must be positioned so these flat areas are parallel to the longest side of the acted zone. See Figure 3-6. �r pia_ I ar 2er NOTE: Nozzle must be located anywhere within I 2e- the shaded area and aimed at the canter of the protected Figure 3-8.4. Model NIL Vozzle Placement_ zone. NOTE For installations that require the use of the Model ,s- NL-RH2 or NL-F1 nozzle to protect a range in accordz with Range Coverage 1.1 or 1.2 shown here (See Fic 3-8.4 and 3-8.5), the following additional restrictions apply to the main supply line piping: 1. Minimum length, linear: 8 feet 0 r 6. 2- Miminum length, equivalent: 14.1 feet 3. Minimum system flow points: 4 4. Minimum branches (total): 3 S. Minimum flow points before NL-RH2/F1 nozzle: 2 3-S.5. Model NL-F1 Range Nozzle Placement. UCEX Si30 Nowtrer 1,1995 11. Deep Fat Fryer Coverage. NOTE The Model NL-F2 nozzle is a two (2) flow point nozzle t installations that require the use of the Model NL-FZor ! used for'ttre protection of a single vat of a deep fat Frye, Model NIL-FL2 nozzle to protect a deep fat fryer in maximum area that can be protected by a single NL-F2 ordance with Deep Fat Fryer Coverage 3.1 and 3.2wn here (See Figure 3-8.2 and Figure 3-8.3), the nozzle is: )wing additional restrictions apply to the main supply 1. Cocking Area: 18"x 18" piping before this nozzle: —2--Integral Drip Board: 18"x 9.75" Minimum'length, linear: 8 feet The nozzle must be located within 11.875" of the cente! Miminum'length, equivalent: 14.1 feet longest side, and within 7"of the center of the shortest Minimum system flow points: 4 the cooking surface and aimed at the center of the prat Minimum branches (total): 3 zone. The nozzle must be mounted 30"to 42"above t. Ainimum Flow Points Before Nozzle: 2 surface of the deep fat fryer(see Figure 3�.2). . Deep Fat Fryer Coverage. The tip of the Model NL-F2 nozzle has two flat areas Model NL-FL2 nozzle is a two (2) flow point nozzle that is designed to assist aiming. The nozzle must be positior b for the protection of a single vat of a deep at fryer. The that these flat areas are parallel to the longest side of tt :imum area that can be protected by a single NL-FL2 protected zone. See Figure 3-8.1. -7fe is: No- coking Area: 18"x 18" Nozzle shall be located anywnere in the shaded area itegral Drip Board: 18"x 9.75" aimed at the canter of the protected zone. nozzle must be located within 11.875" of the center of the lest side, and within 3" of the center of the shortest side of cocking surface and aimed at the center of the protected a. i ne nozzle must be mounted 16"to 26"above the too �..-' ace of the deep fat fryer(see Figure 3-8.3). tip of the Model NL-FL2 nozzle has two flat areas r� r. gned to assist aiming. The nozzle must be positioned so these flat areas are parallel to the longest side of the xr1r ect ted zone. See Figure 3-3.1. z7.7s , , , i n.37s,, NOTE Nozzle must �. -'-- be located anywhere °FW within the PAN caoar,c ��.a' shaded area ��'s 2775- ; and aimed at the center of the protected zone. , 9.75" Figure 34.2.Model NL-F2 Nozzle Placarnent.Deep Fat Fr ,NTEc4tAt o ,P PAN ,r AAEA figure 3-2-3_Modal NL-FLZ Nozzfa Placement.Deep Fat Fryer. UCEX3= Nevetnbrc1 .19W pow 3.4. Modular Deep Fat Fryer Coverage. NOTE installations that require the use of the Model NL-FL2 The Model NL-FL2 nozzle is a two (2) now point nozzf de to protect a deep fat fryer in accordance with with _used for tttLe protection of a single vat of a deep fat fryt lular Oeep Fat Fryer Coverage 3.4 shown here, the maximum area that can be protected by two (2) NL-FL )wing additional restrictions apply to the main supply nozzles is: ng before the nozzle: 1. Cooking Area: 22"x 22" linimum length, linear: 8 feet - Integral Orp Board: 22"x 5.75" linimum length, equivalent:: 14.1 feet To protect a fryer with the above maximum dimension linimum system flow points: 4 linimum branches (total): 3 smaller, the area is divided into two equal areas, with the system has only 4 flow points, minimum flow points NL-FL2 nozzle protecting each area. Each nozzle mu: efore nozzle: 2 located within a section (as noted by the shaded area Figure 3-8.7), that is: 1. Not less than 6" from the fryer's longest side perim4 2. Not less than 2"from the fryers shortest side perin- 3. Not less than 1" from the fryer's shortest side cente Each nozzle, regardless of its location within its sectio be aimed at a point located at the center of the longer: and 1" from the center of the shortest side. See Figur 3-8.7. The nozzle must be mounted 16" to 26" above the top NOTENc=e must be located anywhere of the deep fat fryer(sae Figure 3-8.7). within .he shaded area and aimed at at a point on the centerline of the Icncests side and 1" from the ILcenterline of the shortest side. 16'-26' 27.75- �. i i \ i 1 INTEGRAL C RIP PAN 22' CCOKING AREA Figure 3-8.7. Model NL-F (cement, Deep Fat Fryer. ULEX=4 March 1,Ism V 4:.RadiantCharbrairerG erage depthrshalrnorexceec vvac2l layersatlavarpumic cn _`I synthetic rocks The maximurrr area.that can bea pratecieii' NOTE by a single NL-FZ nozzle-is 25-)c 25 A radiant charbroiler is distinguished by the use of The nozzle must be located over-the cooking surface and gas or electrically heated metal strips (radiants) that aimed at the center of the protected i6ne.The nozzle must are used for cooking. be mounted 30" to 50" above the cooking surface (see Figure 3-10). The Model NL-R nozzle is a one (1) flow point nozzle that The tip of the Model NL-F2 nozzle has two flat areas is used to protect either gas or electrically fueled radiant designed to assist aiming.The nozzle must be positioned ocharbroilers. The maximum area that can be protected by so that these flat areas-are parallel to the longest side of a single NL-R nozzle is 25 x 25". the protected zone. See Figure 3-8.1. The nozzle must be located over the cooking surface and NOTE -aimed at the center of the protected zone. The nozzle must be mounted 24" to 50" above the cooking surface. See Nozzle shall be located anywhere in the shaded area Figure 3-9. and aimed at the center of the protected zone. NOTE Nozzle shall be located anywhere in the shaded area and aimed at the center of the protected zone. i� \ so--sa- i-v 2s- _ ;T / . / Figure 3-10. Model NL-F2 Nozzle Placement,Synthetic Rock Charb Oder. 6. Natural Class "A" Charbroiler Coverage. Figure 3-9. Model NL-R Nozzle Placement,Radiant Charbroiler. NOTE 5. Synthetic Rock Charbroiler Coverage. A Class "A" charbroiler is distinguished by the use of charcoal, mesquite chips,chunks, and/or lags that NOTE are used for cooking. A synthetic rock charbroiler is distinguished by the use of lava, pumice, or synthetic rocks that are used The Model NL-A nozzle is used for the protection of Class for cooking. "A" charbroilers with a maximum fuel depth of six(6) inches.The maximum area that can be protected by a The Model NL-F2 nozzle is a two (2) flow point nozzle that single NL-A nozzle is 20" x 24'. is used for the protection of either gas or electrically The nozzle must be located over the cooking surface and fueled synthetic rock charbroilers.The maximum fuel aimed at the center of the protected zone.The nozzle must ULE7X38W Novembee1�1994 Page-3-6-. be.maunted�15rtos3s1'abovathekibokingsucfaca;See F gure 311: NOTE ao- Nozzle shall be located anywhere in the shaded area •r-� and aimed at the center of the protected zone. I /�' l5'•35' � i Figure 3-12. Model NL-US Nozzle Placement, Upright Broiler. S. Chain Broiler Coverage. Two types of chain broilers are commonly used; open and closed top. Each, is protected in a different manner. \� 1 a. Closed Top Chain Broiler Coverage. The Model NL-Ue nozzle is a one-half('/,) flow point nozzle that is used for closed top chain broiler protection. Figure 3-11. Model NL-A Nozzle Placement. Class "A' Two (2) Model NL-UB nozzles are commonly used for this Charbroder. application. The purpose of using two nozzles is to distribute the chemical evenly between the cooking 7. Upright Broiler Coverage. sumac-. (on top) and the drip pan (below). For closed top -� i ne Model NL-UB nozzle is a one-half ('/2) flow point chain boilers that have no drip pan, a single Model NL- j nozzle t US nozzle can be used. The maximum area that can behat is used for upright broiler protection. Two (21 Model NL-UB nozzles are commonly used for this protected by a pair of NL-UB nozzles (or a single NL-UB application. The purpose of using two nozzles is to nozzle when no drip pan is present) is 30" x 34'. distribute the chemical evenly between the cooking One nozzle must be positioned in the front entrance of the surface (on top) and the drip pan (below). For upright broiling chamber and aimed at the diagonal corner. The broilers that have no drip pan, a single Mode! NL-UB nozzle will be positioned above the cooking surface. The nozzle can be used. The maximum area that can be second nozzle (if necessary) muse be installed above the protected by a pair of NL-UB nozzles (or a single NL-UB front edge of the grease drip pan and aimed at itsmidpoint. See Figure 3-13. nozzle when no drip pan is present) is 30' x 34 One nozzle must be positioned in the front entrance of the broiling chamber and aimed at the diagonal corner. The nozzle will be positioned above the cooking surface. If necessary, the second nozzle must be installed above the front edge of the grease drip pan and aimed at its midpoint. See Figure 3-12. ULEX 3830 November 1,199.4 _ rz 9. Wvk Coverage 34"" ; V r4 L S o2 3(r The Model NL-R rtzzfe is a one(1)flow point node that is used.for -- — ; wok protection. A single NL-R nozzle can cover a single wok of 14 to 24"in diameter, and 3.875"to T.625"in depth. The nozzle must be mounted 4t7'to 5l7'above the cooldng surface at a radius of 17 from the center of the wok,regardless of wok diameter. The nozzle must be aimed at the center of the protected zone. See Figure 3-14.1. i NOTE Nozzie shall be located anywhere in the shaded area and aimed at the center of the protected zone. 24" Cia. Figure 3-13.Model NL-U8 Nozzle Placement;C:csed Top Chain Broiler. b.Open Top Chain Broiler Coverage. The Model NL-A nozzle is a one(1)9cw point nozzle that is used'cr open top chain broiler prctecdcn. The maximum area that can be pro- ' tected by an NL-A nc=es is 2'x 34". 24" Cia. Max. 1�Q^ i The nozzle must be located over the opening and aimed at the center of the protected zone. The nozzle must be mounted ?7 to="above the ceoking surface. See Figure 3-14. 40" I I NOTE Nezzie shall be located anywhere in the shaded area and aimed at the center of the protected zone i i i i =` Figure 3-14.1. Model NL-R Placement;Wok. ? i 15'MIN 10'-22' 15"M51 IV 32" Figure 3-14.Model NL-A Nozzle Placement,Open Top Chain Broriliv. IIEX3= Novertixt1,1984 Pages SECTION 2 SEC , JgjV 1 Cylinder Sizing Pipings Limitations After determining the number-and type of nozzles required Pyra Chem Restaurant Fire Suppression System piping to protect the duct,plenum, and cooking appliances,the limitations are divided into two categories; Main Supply total-number-af system flow points can be determined. Line Piping Limitations and Branch Line Piping The sum of all required nozzles`flaw points is used to Limitations. determine the size and quantity of cylinders required. 1. Main Supply Line Piping. MAXIMUM CYLINDER FLOW PAINTS _ ' The main supply line is a run of a from the cylinder to Flow Points Cylinder PP Y pipe y 8 PCL-240 the hazard area. In general, it is a straight run of pipe that 13 PCL-350 runs through tees. Branch piping is connected to the side 20 PCL-550 outlet of these tees. The main supply line of the Pyro Chem Restaurant Fire For systems requiring more than twenty (20) flow points, Suppression System utilizes either straight line or split any combination of cylinders can be used provided the piping to simplify system installation. total flow point requirements are met. Straight line piping is distinguished by the fact that the main supply line is a straight run of pipe that flows EXAMPLE through tees.When straight line piping is used, the main If a system requires twenty-six (26) flow points, the supply line cannot run into the branch of a tee. following combinations of cylinders can be used: Split piping is distinguished by the fact that the main 1. 1 x PCL-550 and 1 x PCL-240 (28 FP total) supply line runs into the branch of the first tee, splitting 2. 2 x PCL-350 (26 FP total) the main supply line in two. 7ne main supply line can only be split once (as described above). When split piping is used, no branch piping can be connected to the main NOTE: supply line before it is split. In sciit pioing systems, the Cylinders cannot be manifolded together. Each entire main supply line, inc!udinc both sides of the split, cylinder must be piped separately. cannot exceed the piping limitations outlined in this chapter. In addition, the equivalent lengths of the main MAIN SUPPLY LINE PIPE ' 38ANC4 :.:E STARTS AT SCE CUTLL: CF 4AIN St pa_T '_14C TEE Ur to' i 0.8 — 7z�lz�i i I ! to, to 1�,1 LL I� TOTAL LINEAR FEET = 4.0' TOTAL FITTING EQUIVALENT = 14.2' TOTAL EQUIVALENT FEET = 18.2' Rgure 3-15.Example of Equivalent Piping. ULEX 3830 November 1, 1994 r _ _ Chaptert3�S Re 3 supply fine must be balanced, MAIN.SUPP tQwithlrr+1-10%.on-either .SUPPLY LINE PIPING G ev. side of the splitting p g tee.The difference•im flaw points an LIMITATIONS each side of the splitting tee cannot exceed one flaw point. 1. Model PCL-240. - Main supply line piping limitations for the PCL-240 are given 2. Branch Line Piping. by Table 3-2.The maximum length of main supply line Branch piping is used to connect the discharge nozzles to between the first and last branch tee is 16 feet.Examples of the main supply line. This piping is connected to the side acceptable piping configurations are shown in Figure 3-16, outlet of main supply line tees. The last branch is •':•.• � MAX tut.LINGTS I'll UNGTHS I tux connected to an elbow at the end of the main supply line. PLOW Fcer FaT o,T,-L SECTpN INA �MT7 ;K.tR I �OUV lK.0 There are seven (7) types of branch piping: sue. r_ 1. One (1) Nozzle Duct Branch. 2. Two (2) Nozzle Duct Branch. Table 3-2. Model PCL-240. Main Supply Line Piping Limitations. 3. One (1) Nozzle Plenum Branch. 4. One (1) Nozzle Appliance Branch. NOTE 5. Two (2) Nozzle Appliance Branch. For installations that require the use of the Model NL- 6. Three (3) Nozzle Appliance Branch. F1.25 nozzle, the following additional restrictions 7. Four (4) Nozzle Range Branch. apply: 1. Minimum length, linear: 5.5 feet 2. Minimum length, equivalent: 12 feet UNDERSTANDING EQUIVALENT 3. Minimum system flow points: 3 PIPING a. (Minimum branches (total): 3 Piping limitations in this chapter are given in both linear and equivalent lengths. 2. Model PCL-350. Linear piping is the actual length of straight pipe used an Main supply line piping limitations for the PCL-350 are given either the main supply line or a branch. by Table 3-3. The maximum length of main supply line Equivalent piping is equal to the total linear pipe used on between the first and last branch tee is 30 feet. Examples of either the main supply line or a branch plus the equivalent acceptable piping configurations are shown in Figure 3-17. length of any fittings used on either the main supply line -X -X �� ,..X or a branch. See Figure 3-15. •►e PLOW 1-MT �- I VERTICLL ?A _7W =:W a E uivalent PipingJ7 q = (Linear Piping) - (Total Equivalent Length of Fittings Used) Table,3-3.Model PCL-350. Main Supply Line Piping Limitations. All pipe fittings develop a pressure loss which can be equated to the loss through a specific length of straight pipe. This loss is the equivalent length of the fitting. See NOTE Table 3-1. For installations that require the use of the Model NL- F1.25 nozzle, the following additional restrictions apply: 1. Minimum length; linear: 5.5 feet js, EE U100 2. Minimum length, equivalent: 12 feet s>� Rsaw :,sow -AoCU04 I SUTLET c-u wcs 3. Minimum system flow points: 3 3/8' 0.6 u 0.8 V 0 4. Minimum branches (total): 3 1/2' OAS I l7 LO I 3.4 O.a Table 3-1. Pipe Fining Equivalent Lengths In Feet. 3. Model PCL-550. An example of the total equivalent piping calculation for a Main supply line piping limitations for the PCL-550 are typical branch is illustrated by Figure 3-15. given by Table 3-4. The maximum length of main supply line between the first and last branch tee is 35 feet. Examples of acceptable piping configurations are shown in Figure 3-18. NOTE The only acceptable types of piping which can be used with the Pyro Chem System are black pipe, a.: �r c6w raT a,r. rorr�x stainless steel, or chrome plated pipe. Galvanized w yr zo ., pipe cannot be used. Table 3-4.Model PCL-550.Main Supply Line Piping Limitations. ULEX383c Feb ruary:1M1995 'vY�'��1{�C��: M1^ �"�y.�-?.:' � x4.Y _`.a+.r,- n�_ .. �^' `.:yA�.E. `•_W r^?`C NOTE 7- Two Nozzle Duct Branca Piping For installations that require the use of the Model Umitations. NL-F1.25 nozzle, the following additional restrictions The two nozzle duct branch is a run of'/; pipe which apply: connects the main supply line to two duct nozzles.A two - 1,-Minimum length, linear. 5.5 feet nozzle duct branch can support the following combinations 2. Minimum length, equivalent: 12 feet of nozzles: 3. Minimum system flow points:3 4. Minimum branches (total): 3 11 1. 2 x Model NL-P Nozzle. 2. 2 x Model NL-03 Nozzle. BRANCH PIPING LIMITATIONS Two nozzle duct branch piping limitations are given by There are seven (7) types of branches used on the Pyro Table 3-5.1. Chem Restaurant Fire Suppression System: '"X WAX tLMrTYp H,l lllrTM! WX 1. One (1) Nozzle Duct Branch. ^� R°wn7 '_T FaT !Ec om °IA. -Ow l?CAA I EouV UKM I E-UV °17C 2. Two (2) Nozzle Duct Branch. 3. One (1) Nozzle Plenum Branch. 4. One (1) Nozzle Appliance Branch. Table 3-5.1. Duct Branch Piping Limitations. 5. Two (2) Nozzle Appliance Branch. 6. Three (3) Nozzle Appliance Branch. 3. One Node Plenum Branch Piping Limitations. 7. Four (4) Nozzle Range Branch. The one nozzle plenum branch is a run of',1," pipe which NOTE: A range branch is any branch that contains four connects the main supply line to a plenum nozzle. A single NL-F1.25 nozzles only. Any branch that contains less than plenum branch can support only one flow point. Plenum four NL-F1.25 nozzles, or NL-F1.25 nozzles in combination branch piping limitations are given by Table 3-6. with any other nozzle(s) is considered an appliance branch. When using the PCL-240, the total of all duct, plenum, WAX ' . tax C9nK•L appliance, and range branch piping cannot exceed 25 `EC-on ^W linear feet and 55 equivalent feet. n When using the PCL-350, the total of all duct, plenum, Table 3-6. Plenum Branch Piping Limitations. appliance, and range branch piping cannot exceed 35 linear feet and 100 equivalent feet. 4. One Nozzle Appliance Branch Piping When using the PCL-550, the total of all duct, plenum, Limitations. appliance, and range branch piping cannot exceed 45 The one nozzle appliance branch is a run of-!,' pipe which linear feet and 12S equivalent feet. connects the main supply line to a single appliance nozzle. Branch piping limitations are applicable to all cylinder .4 one nozzle appliance branch can support a maximum of sizes (i.e., PCL-240, PCL-350, and PCL-550). All branch two (2) flow points. One nozzle appliance branch piping piping must be '/," diameter black, chrome plated, or limitations are given by Table 3-7. stainless steel pipe. rsE IVAX VAX W,a lL•K.1O WAX Raw r_; rM'r Vp Tr-%k SEC7MM OW -Orm :IiAA I MJV. V+UA I E=V. RC 1. One Nozzle Duct Branch Piping Limitations. 3- The one nozzle duct branch is a run of pipe which Table 3-7. One Nome Appliance Branch Piping Limitations. connects the main supply line to a single duct nozzle. A 5. Two Nozzle Appliance Branch Piping one nozzle duct branch can support the following combinations of nozzles: Limitations. J' 1. 1 x Model NL-P Nozzle. The two nozzle appliance branch is a run of pipe which 2. 1 x Model NL-02 Nozzle. connects the main supply line to two appliance nozzles.A 3. 1 x Model NL-03 Nozzle. two nozzle appliance branch can support a maximum of four(4) flow points. Two nozzle appliance branch piping �+ One nozzle duct branch piping limitations are given by Table 3-5. limitations are given by Table 3-7.1. M" WAX='C" w uowne WAX WAX W.X ln.cna W,a la6„O WA1. roc flow n= rwr vomcAa ►n nrnr r¢T r¢T va,Mx SICTMdA. AOIVn1 lKM COW l O{kV AqCncrm X& OW. i M.ar air � a N.s. ol.a raw.. a a o a r •....... air a ,, � o o v Tablo 3-5.Duct Branch Piping Limitations. Table 3-7.1.Two Nagle Appaancr Branch taping Limitations- ULEX 3M February 1,1995 L.Liapcnr�--ayatnm-uen+yc►�. ___ Rev:1 NOTE 4 � This is not a complete list of all possible 6-7 ,,,,-,��, v�oLn configurations. Others will be acceptable provided MCA" they conform to the limitations shown in this chapter. � a r� 'd��-+ua '•J L,y K-nts aw.tp K-A loucn L,;, I JIWJ~o K� 1 M1�7 \ 4 mu= Tllfao L� 1 L'7 711YM S In174N I, :OUC:T 1' I K-A N.-%2 ' V I'l-a _ ,a '��""� TRYM 1 yh IaooLa �? r'y IIL ! r'r zL�S! I i I , --� D JC. " 4 .ml,. O AN9110LW T L,,; J� IC1001C K_ nl-A JLS}"Y /n 'L-A 711?4!u 71RC11 V2.14N SVJrL7 '-NC 1/6 BAANCM J-E --------- Figure 3-17. Model PCL-350. Examples of acceptable Piping Configurations. NOTE alien ,4 This is not a complete list of all possible configurations. Others will be acceptable provided they conform to the limitations shown in this chapter. - f r /i M_4 7LD.IY L L �L-A �N �I r r '�' L-u� ,--� w" �o 1 r\ L� 1 aetA I J I HOaY ' I 1 1 i I -*VfAV=A N-!71np VT I""KY LK Figure 3-18.Model PCL-550.Examples Of Acceptable Piping Configurations. ULEX 3830 November 1, 1994 Three?No=14 Applianm,Branch Piping7-1 Gmitafians -= The three nozzle appliance branch is a run of'/," pipe which connects the main supply line to three appliance nozzles.A three nozzle appliance branch can support a maximum of five (5) flow points.Three nozzle appliance branch piping limitations are given by Table 3-7.2. MAX "X UHOT$ w�.�.GT117 V... M[ n.OM �� rEET ygnCAL CT" 01&"t FLOW lKA/l EOW. LWUI1 COW M7C �.«...• yr I a I s o a I a Table 3-7.2.Three Nozzle Appliance Branch Piping Limitations. 7. Four Nome Range Branch Piping Limitations. NOTE These limitations apply to branches that utilize four Model NL-F1.25 nozzles. No other types of nozzles,or combina- tions of nozzles, may be used an a four nozzle branch. The four nozzle range branch is a run of pipe which connects the main supply line to four NL-F1.25 nozzles and rive (5) flow points only. The four nozzle range branch piping limitations are given by Table 3-8. :--T i r_r" `J E9T1C.11 `.EC-CN :IA ' TS _.IEAA I "]W -NF AA rCl yv a•E Table 3-3. Range Branch Piping Limitations. NOTE cucr; , ul=< ��-? i nis is not a ;�Y� rouc-1 J 7 ,t- _;z complete list of all r .W��s 7 � f'r_ �Y=� possible config- urations.NL-.tzS others ML-A "�-r,-s � � .NL- cam will be acceptable �GFM"L� provided they iPtENLU conform to the `t-J3 ,-( limitations shown OUC 7 } ,��� ; in this chapter. T ( � ( �-A .vl-03 v NL�1 L NL-A lFR7ERl 7 (PLDAM ( �.w NL-A (ouc--; �� wtFrlu►o ,� �'-✓ ( r J NL-F't17 ' NL—•-f.17 I NL-A NL-» I1 (c»moLn 1 ULENUL6 ri 31W UAW SLrny um Figure 3-16.Model PCL-240. Examples Of Acceptable Plping Configurations. ULEX 3830 November 1,1994