Plans SECTION II-SYSTEM DESCRIPTION
UL EX3470 ULC EX3470 Page 2-2
REV.5 7-1-09
TOTAL SYSTEM(Continued) - ►Multiple Tank System(Three(3)Tanks or More-Multiple
l'.Three-Tank System(1 Cartridge with Three(3)3.0 Gal Tanks Cartridges)
ONLY) The R-102 multiple-tank system is available with stainless steel
• The R-102 three-tank system is available with stainless steel ►enclosures and consists of:
enclosures and consists of: 1.ANSUL AUTOMAN Regulated Release Assembly
1. ANSUL AUTOMAN Regulated Release Assembly (Electrical )- (Electrical or Mechanical)or ANSUL AUTOMAN Remote
or Mechanical) ' Release Assembly(ies)
2. Double Tank Enclosure Assembly 2.Nitrogen Cartridge(s)and/or Carbon Dioxide Cartridge(s)
3. Nitrogen Cartridge 3.Regulated Actuator Assembly(ies)
4. ANSULEX Low pH Liquid Fire Suppressant 4.ANSULEX Low pH Liquid Fire Suppressant '
5. Discharge Nozzles 5.Enclosure or Bracket Assembly(ies) •
•
6. Detection Components 6.Discharge Nozzles •
7. Additional Devices(As Required) 7.Detection Components
•
The regulated release assembly contains the regulated release 8.Additional Devices(As Required)
mechanism,agent tank,expellant gas hose for agent tank hookup, The regulated release assembly contains the regulated release
and enclosure.knockouts to facilitate installing expellant piping, mechanism,agent tank,expellant gas hose for agent tank hookup,
detection-system,and additional.equipment. and enclosure knockouts to facilitate installing actuation piping,
The double tank enclosure assembly is mounted separately but expellant piping,detection system,and additional equipment.
within the guidelines of the regulated release assembly expellant ►The remote release assembly(les) is used in large systems or
. gas piping requirements to ensure simultaneous actuation of the multi-hood systems to actuate regulated actuator assembly(les)
i•systern. Refer to"System Components"section for individual corn- ONLY.The remote release assembly contains a release mecha-
ponent descriptions. nism(unregulated),with enclosure knockouts to facilitate installing
the actuation piping,expellant piping,detection system,and addi-
,,�I ►tional equipment.
Each regulated actuator assembly is mounted separately but with-• '��I���I in the guidelines of the regulated release assembl actu •
_ � __ y atJoN
expellant gas piping requirements to ensure simultaneous actua-
• 11�rtion of the system.The assembly contains the pneumatic actuator,
1 regulator, agent tank, expellant gas hose for agent tank hookup,
I O iiii and enclosure plugs to facilitate installing expellant piping.
Each enclosure or bracket.assembly is mounted separately but •
PI°
, 1110 within the guidelines of the regulated release assembly or regulat-
ed actuator assembly expellant gas piping requirements to ensure
simultaneous actuation "
of the system. Refer to System
401 ' Components"section'for individual component descriptions.
1111111 __jill
rllt„„.__-..o.-------__—.iioo,-.,, ...--- - [
► • FIGURE 3 .. '_
008772 __ �rl /0-00,
.810111 p
1 usi,.. ,.ii .%_..„,
olig lio
ri"( 11111104.5.
111...
► FIGURE 4
0013323
SECTION IV - SYSTEM DESIGN _
■ UL EX3470 ULC EX3470 Page 4-56
REV.4 7-1-09
_ DISTRIBUTION PIPING REQUIREMENTS (Continued) ' ti
Distribution Piping Requirements-9.0 Gallon System
This optional configuration consists only of three 3-gallon tanks,all
- pressurized from a single double-tank nitrogen cartridge with A
t.expellant gas hoses connected as shown in Figure 117.Tanks No. a
1 and No.2 must be connected directly to the regulator with sepa-
rate expellant gas hoses and Tank No. 3•must be connected to
Tank No.2 with a third expellant gas hose as shown in Figure 117.
Each tank must be connected to an independent distribution pip-
ing network as shown in Figure 117. Distribution piping require-
ments for each network must be as follows: == - - - �• -
1. The maximum length between the start of the first branch line -leg - - ,
and the start of the last branch line must not exceed 24 ft
(7.3 m).When the supply line is split, the combined total of E- T---� •
both legs of the supply line (from the start of the first branch
line to the start of the last branch line) must not exceed 24 ft • ii
(7.3 m).See Figure 113. • _
2. The total length of all branch lines must not exceed 36 ft A ,.
•
(10.9 m).See Figure 113. 3.0 3.0 3.0
GALLON GALLON GALLON.
3. Use a 3/8 in.union to connect the tank adaptor to the 3/8 in. TANK TANK TANK ,
NO.3 NO.2 NO.1 •
supply line.
4. A maximum of two nozzles are allowed per duct branch line. /
5. When using this 9.0 gallon system configuration, no mani-
TWO TANK ENCLOSURE 3 GALLON REGULATED DOUBLE TANK NITROGEN
folding of distribution piping is allowed. ASSEMBLY PART NO. RELEASE ASSEMBLY, CARTRIDGE OR
430324(INCLUDES(2) - OR 3 GALLON LT-A-101.30 CARTRIDGE
6. When an ANSUL AUTOMAN Regulated Release is utilized i
n • HOSES AND(2) REGULATED ACTUATOR (REGULATED ACTUATOR
this configuration, additional regulator actuators cannot be GROMMETS) ASSEMBLY ONLY)
•
Used. NOTE:WHEN THREE(3)3.0 GALLON TANKS ARE CONNECTED TO ONE(1)
7. Only 3 gallon tanks can be utilized in this configuration. AUTOMAN REGULATED RELEASE ASSEMBLY,NO ADDmONAL • ;"
REGULATED ACTUATORS)ASSEMBLIES CAR BE USED. {
8. The requirements of the following table must not be exceeded
for each 3 gallon tank: FIGURE117
- • Duct Plenum Appliance
Requirements Supply Line Branch Line Branch Line Branch Line
• Pipe Size 3/8 in. 3/8 in. 3/8 in. 3/8 in.
Maximum Length 40 ft 8 ft 4 ft 12 ft
(12.2 m) (2.4 m) (1.2 m) (3.7 m)
•
Maximum Rise 6 ft 4 ft 2 ft 2 ft
(1.8 m) (1.2 m) (0.6 m) (0.6 m)
Maximum 90° 9 4 4 6
Elbows •
Maximum Tees 1 •
2 2 4 -
Maximum Flow 11* 4 2 4 •
Numbers •
• • •Exceptions: •
1.Twelve(12)flow numbers are allowed in any one tank for duct and plenum protection ONLY.
2.Twelve(12)flow numbers are allowed with any one tank using only two-flow appliance nozzles.
3.Twelve(12)flow numbers are alloWed with any one lank using only three-flow appliance nozzles.
Special Instructions:
1.When lour(4)Dean Industries GTI Gas Fryers are protected at tow proximity as shown in Figure 66 on Page 4-32,the discharge piping must be as shown in Figure 67 on
Page 4.32.
2.For certain McDonald's applications,11.5 flow numbers are allowed when using a combination of one(1)2W duct nozzle,one(1)1/2N electrostatic precipitator nozzle,
one(1)1N plenum nozzle,end four(4)two-flow appliance nozzles Contact Ansul Applications Engineering Department for additional information.
SECTION IV — SYSTEM DESIGN
■ UL EX3470 ULC EX3470 Page 4-53
7-1-09 REV.4
' DISTRIBUTION PIPING REQUIREMENTS(Continued)
Distribution Piping Requirements—3.0 Gallon System
1. The maximum length between the start of the first branch line SUPPLY
and the start of the last branch line must not exceed 24 ft ' TEE �� `
(7.3 m).When the supply line is split, the combined total of
both legs of the supply line (from the start of the first branch AO" ,.
line to the start of the last branch line) must not exceed 24 ft
• (7.3 m).See Figure 113. . 1\7 0
00266
2. The total length of all branch lines must not exceed 36 ft Q COMBINED LENGTH OF
g BOTH LEGS OF SUPPLY
1- (10.9 m).See Figure 113. LINE MUST NOT 3 BRANCH LINES
EXCEED 24 FT(7.3 m)
3. Use a 3/8 in.union to connect the tank adaptor to the 3/8 in.
supply line.
4. A maximum of two nozzles are allowed per duct branch line.
5. The requirements of the following table must not be exceeded:
2W NOZZLE 1N NOZZLE
•
I.
1N NOZZLE
•
110
230 ..
30NOZZLE /
245 NOZZLE 1/2N NOZZLE
(BRANCH LINE IN BOLD)
COMBINED LENGTH MUST 000502
NOT EXCEED 36 FT(10.9 m)
FIGURE 113
Duct Plenum Appliance
Requirements Supply Line Branch Line Branch Line Branch Line
Pipe Size 3/8 in. 3/8 in. 3/8 in. 3/8 in.
Maximum Length 40 ft 8 ft 4 ft 12 ft
(12.2 m) (2.4 m) (1.2 m) (3.7 m)
Maximum Rise Eft 4 ft 2 ft 2 ft
(1.8 m) (1.2 m) (0.6 m) (0.6 m)
Maximum 90° 9 4 4 6 -
Elbows
Maximum Tees 1 2 2 4
Maximum Flow 11* 4 2 4
Numbers
'Exceptions:
1.Twelve(12)flow numbers are allowed in any one tank for duct and plenum protection only.
2.Twelve(12)flow numbers are allowed with any one tank using only two-flow appliance nozzles.
3.Twelve(12)flow numbers are allowed with any one tank using only three-flow appliance nozzles.
Special Instructions:
1.Twelve(12)flow numbers are allowed when four(4)Dean Industries GTI Gas Fryers are protected at low proximity as shown in Figure 66 on Page 4-32.The discharge piping must
o• be as shown in Figure 67 on Page 4-32.
2.For certain McDonald's applications,11.5 flow numbers are allowed when using a combination of one(1)2W duct nozzle,one(1)1/2N electrostatic precipitator nozzle,
one(1)1N plenum nozzle,and four(4)two-flow appliance nozzles.Contact ANSUL Applications Engineering Department for additional information.
• SECTION IV — SYSTEM DESIGN
UL EX3470 ULC EX3470 Page 4-1
7-1-09 REV.8
. SYSTEM DESIGN GENERAL INFORMATION
The ANSUL R-102 Restaurant Fire Suppression System may be 1.Nozzles must be located 2-8 in.(5-20 cm)into the center of the
used on a number of different types of restaurant cooking appli- duct opening,discharging up.See Figure 1.
ances and hood and duct configurations.The design information
listed in this section deals with the limitations and parameters of
this pre-engineered system.Those individuals responsible for the
design of the R-102 system must be trained and hold a current
ANSUL certificate in an R-102 training program. \
The R-102 and the PIRANHA systems use compatible agents and •
components, therefore, they may be used together for cooking
appliance, hood, and duct protection. The primary ANSUL
AUTOMAN Release can be either an R-102 or a PIRANHA
ANSUL AUTOMAN Release and can actuate up to two additional •
R-102 or PIRANHA Regulated Actuators. In systems utilizing aAlli i
. 101 remote release, any combination of the maximum number of
regulated actuators can be used. 2—e IN. t
• Both systems must actuate simultaneously. (s—20 cm)
• Each system must be designed and installed per its appropri- FIGURE 1
ate manual.
000,73
• Adjacent appliances requiring protection must be-protected 2.In installations where a UL listed damper assembly is •
with the same type of system, either R-102 or PIRANHA, employed, the ductnozzle can be installed beyond the 8 in.
unless the center-to-center spacing between the adjacent (20 cm)maximum,to a point just beyond the damper assem-
R-102 and PIRANHA nozzles is no less than 36 in.(91.4 cm). bly that will not interfere with the damper.Exceeding the maxi-
• When appliances are protected with R-102 nozzles, the hood mum of 8 in.(20 cm)in this way will not void the UL listing of
• and connecting duct above those appliances cannot be pro- the system.
tected with PIRANHA nozzles. 3:Previously listed•3 flow number and 5 flow number duct pro-
• Mixing systems in a common plenum is not allowed. tection detailed in earlier published manual, Part No.418087-
One of the key elements for restaurant fire protection is a correct 06,can also still by utilized.
system design.This section is divided into ten sub-sections:Noz- ( DUCT SIZES UP TO 50 IN.(127 cm)
zie Placement Requirements,Tank Quantity Requirements,Actu- PERIMETER/16 IN.(41 cm)DIAMETER •
I
ation and Expellant Gas Line Requirements, Distribution Piping
Requirements,Detection System Requirements,Manual Pull Sta- • One 1W nozzle(Part No.419336)=one flow number '
tion Requirements, Mechanical Gas Valve Requirements, Electri-
cal Gas Valve Requirements,Electrical Switch Requirements,and ' 50 in.(i 27 cm)perimeter maximum
Pressure Switch Requirements. Each of these sections must be • 16 in.(41 cm)diameter maximum
completed before attempting any installation. System design
sketches should be made of all aspects of design for reference DUCT SIZES UP TO 100 IN.(254 cm)
during installation. I PERIM TER/32 IN.(81.3 cm)DIAMETER
•
NOZZLE PLACEMENT REQUIREMENTS • O 2W ozzle (Part No.419337)=two flow numbers
This section gives guidelines for nozzle type, positioning, and • 100 in.(254 cm)perimeter maximum
quantity for duct,plenum,and individual appliance protection.This
section must be completed before determining tank quantity and • 32 in.(81.3 cm)diameter maximum
piping requirements. The chart below shows the maximum protection available from
each duct nozzle.
Duct Protection—Single Nozzle
Part 3.0
All duct protection is UL listed without limitation of maximum duct Description No. Sys1.5 emion Sys emion
length (unlimited length).This includes all varieties of ductworks
both horizontal and vertical including ducts that run at angles to 2W Nozzle 419337 Maximum Maximum
the horizontal and ducts with directional bends. 100 in.(254 cm) 100 in.(254 cm)
The R-102 system uses different duct nozzles depending on the Perimeter Perimeter
size of duct being protected. 1W Nozzle 419336 . Maximum Maximum
50 in.(127 cm) 50 in.(127 cm)
Perimeter Perimeter
SECTION IV — SYSTEM DESIGN
UL EX3470 ULC EX3470 Page 4-6
REV.7 7-1-09
Plenum Protection(Continued) (
HORIZONTAL PROTECTION—OPTION 2 For a plenum, either single or'V" bank, with a linear extension
1W NOZZLE—PART NO.419336—"V"BANK PROTECTION longer than 10 ft(3.1 m), each bank may be protected using one
1N nozzle every 10 ft (3.1 m) or less depending on the overall
One 1W nozzle will protect 6 linear feet(1.8 m)of"V"bank plenum. length of the plenum.See Figure 12.The nozzles may point in the
The nozzle must be mounted horizontally, positioned 1/3 the filter opposite directions as long as the entire plenum area is protected,
height down from the top of the filter.Nozzles can be located at 6 ft and the 10 ft(3.1 m)limitation is not exceeded.See Figure 13.The
(1.8 m)spacings on longer plenums.The nozzle must be positioned nozzle positioning shown in Figure 14 is not an acceptable method
0-6 in.(0-15 cm)from the end of the hood to the tip of the nozzle. of protection because the plenum area directly under the tee is not
See Figure 10. within the discharge pattern of either nozzle.
1W NOZZLE 10 FT(3.1 m)
MAXIMUM
10 FT(3.1 m)
1!!;!uI
FILT1Tj1p
01 000206
10 FT(3.1 m)
MAXIMUM
FIGURE 10
008524 10 FT(3.1 m)
• -TWO(2) 1N NOZZLES — PART NO. 419335 — "V" BANK PRO- - MAXIMUM
TECTION �'.
Two 1N nozzles will protect 10 linear feet 3.1 m b 4 ft 1.2 nn Mo FT(3.1 m) ����'
p ( ) y ( ) MAXIMUM ,�,
wide of "V" bank plenum.The nozzles must be mounted in the
plenum,2 to 4 in.(5 to 10 cm)from the face of the filter,centered
between the filter height dimension, and aimed down the length.9 * 30
The nozzle must be positioned 0-6 in.(0-15 cm)from the end of the
hood to the tip of the nozzle.See Figure 11. .,, FT(9.1 m)
2-4 IN.
`\
I I (5—10cm)
2-41N.
(s-10 cm) ''t. i?''� FIGURE 13
r ` 000207
000203
---4FT(1.2
12m)
MAXIMUM ---- -1 / ��
//10 FT(3.1 m)
110101 ,,MAXIMUM \,�'
*0.
INCORRECT
00.000°.. FIGURE 14
\ille000204 000206
FIGURE 11
- SECTION IV — SYSTEM DESIGN
UL EX3470 ULC EX3470 Page 4-9.
4-1-06 REV.8
A'
Fryer—Single Nozzle Protection (Continued)
Maximum Area Dimensions—Single Nozzle Fryer Protection (Continued).
Max.Size
Max.Size Overall Type of Nozzle Height Nozzle
• Frypot Only With Dripboard Nozzle Above Top of Fryer Location .
19.5 in.x 19 in. 19.5 in.x 25 3/8 in.- 290 13 la.to 16'in. See Figure 17
(50 cm x 48 cm) (50 cin x 65 cm) . (33 to 41 cm)
19.5 in.x 19 in. 19.5 in.x 25 3/8 in. See Figure See Figure 18
(50 cm x 48 cm) (50 cm x 65 cm) 18
.18 in.x 18 in: - 18 in.x 27 3/4 in. ,/j�.y 25 in.to 35-in. • • See Figure 19
(46 cm x 46 cm) (46 crn,x 70.5 - E/0 (64 cm to 89 cm)
��Y i ! II
I I II '
i i 1 1 + I I • I •
I
J: ij TOP OF FRYER Ji I
47" .
J11111111111 ...- I 1 1 1
I0� 111t��y�
41140.4........
l ' nm
' FRYER WmiOUT DRIPBOARD • FRYER WITH DRIPBOARD- �/�
. RRo — FRONT
290 NOZZLE TIP POSmONED OVER THE MIDPOINT OF THE HAZARD AREA*3 IN. •
(7.6 cm)FROM THE MIDPOINT ALONG THE LONGEST SIDE OF THE HAZARD AND*1 mom • RIGHT-TO-LEFT - 000008
IN.(2.5 cm)FROMTHE MIDPOINT ALONG THE SHORTEST SIDE OF THE HAZARD AND CENTERUNE
AIMED AT THE MIDPOINT OF THE COOKING AREA. - - .FRYER WITHOUT DRIPBOARD FRYER WITH DRIPBOARD
• FIGURE 17 • ..NOTE: 3N NOZZLE TIP MUST.BE LOCATED WITHIN,THE PERIMETER OF THE SURFACE
. 0022,36 :.p.4 AREA WITHIN THE FRONT HALF OF THE FRYPOT AND AIMED;AT THE CENTER.
of
FIGURE 19
. 34 IN.(86 cm)MAXIMUM DIAGONAL
DISTANCE BETWEEN N0771 F AND
• CENTER OF HAZARD AREA - •
....- •
--r--... ...-7*"......
T-
I ^� �2.1in.(53cm) 1 !>\`�1!' /r
�\`--..1...,"
`I `, MINIMUM I i
y I —VERTICAL<00.0--mwI'tll NOZZL �HEIGH
014 iiii.)11°°.1
11111%-'''.111i1111. . .
Ls__ „J
FRYER WITHOUT DRIPBOARD FRYER WITH DRIPBOARD
3N NOZZLE TIP POSmONED ANYWHERE ALONG OR WITHIN PERIMETER OF •
. COOKING SURFACE AND AIMED TO THE CENTER OF THE COOKING AREA. '.
• FIGURE 18 ,1.. ;,
002287 . - •
•
1
:•''';'••
t Y
. 6
• F:^
• I r
•
SECTION IV — SYSTEM DESIGN
■ UL EX3470 ULC EX3470 Page 4-20
REV.5 7-1-09 .
• 0-Griddle Protection 2120(2-Flow)Nozzle—Low Proximity ).-Griddle Protection 2W(2-Flow)Nozzle—Low Proximity I
Application Application
Option 2b—Nozzle Perimeter Located (Continued) Option 2c—Nozzle Perimeter Located(Continued)
'10 in.to 20 in.(25 cm to 51 cm)above the cooking surface. 10 in.to 20 in.(25 cm to 51 cm)above the cooking surface.
The low proximity application uses the 2120 nozzle, Part No. The low proximity application uses the 2W nozzle, Part No.
419343. 419337.
The nozzle tip is stamped w h 2120 in.eating this is a two-flow The nozzle tip is stamped with 2W indicatingthis is a two-flow noz-
nozzle and must be counted -- ., • . numbers.
zle and must be counted as two flow numbers.
One 2120 nozzle will protect a maximum cooking area of 1440 in?
.-(9290 cm2)with a maximum dimension of 48 in.(122 cm). One 2W nozzle will protect a maximum cooking area of 1080 in? •
(6967.7 cm2)with a maximum dimension of 36 in.(91.4 cm).
When. using this nozzle for griddle protection, the nozzle must
be positioned along the perimeter to 2 in.(5.1 cm) inside perime- W •
hen using this nozzle for griddle protection,the nozzle must be
ter, and aimed at the center of the cookingsurface.See Figure positioned along the perimeter to 9 in.(22.9 cm)inside perimeter,
g and aimed at the center of the cooking surface. See Figure 49 and
47 and 48. •
50.
cI I NOZZLE LOCATION OVERHEAD VIEW
I I 0-21N.(0-5cm) I
I I INSIDE PERIME I ttt I 20 IN. 361N.(91.4 an)MAK—_
—sl V—OF COOKING SURFACE I I (51 cm)
I I ' I MAXIMUM
I I I HEIGHT
OF 2120
I INOZZLE TIP # 2WNOLAIMPI I
/,-r :-:-J11cm) p.1pan)IN KING 03IN.(07.6an IO REAR OF
SLRFACE MITER
I I MINIMUM
(0 2S4NI - WHEN 2W NOZZLE
,
HEIGHT CINMAAXX • -•.mONED AT OR TO THE
( .OF 2120 + a+ REAR OF CENTER LINE 30 P7.
NOZZLE TIP 4 (76.2cm)
aii.=_--= 0--1100�W 2W NOZZLINN,.(p-7.8 AcmIM)�POINT • MAX
to
�E a_ and_NF E4 M coO°i ING SURFACE FORW / ( .
ARD ttiu •F
000243 MAX TER UNE WHEN 2W NOZZLE
IS POSRIONED AT OR FOR-
N WARD OF COOKING SURFACE
CENTER LINE •
EDGE OF •
• COOKING SURFACE 006149
' • FIGURE 47 ,
000243 AIM POINT 9 IN.(229 cm)
FROM EITHER SIDE OF
-4---- COOKING AREA -► COOKING SURFACE
1 FIGURE 49
I ' .—.� FRONT VIEW •
CENTER OF
COOKING SURFACE I i -r- 0-31N.(762 cm)
AREA I
COOKING NOTE:A 2W NOZZLE CAN PROTECT A GRIDDLE .
WITH A MAXIMUM
I / NG SURFACE
I OF301NX iNLQ6cm 91.4cm ATA
--r• It— AIM POINT I HEIGHT OF 10-20IN.(25.4-50.8cm).
I 20 IN. THE 2W NOZZLE CAN BE POSITIONED A
L-------- (so cm)MAX MAXIMUM OFt10K(25.4cm)FOR-
WARD OR BEHIND COOKING SURFACE
t 10 IN. CENTER UNE ANDA MAXIMUM OF 3 IN.
r7.6 an)AWAY FROM EITHER SIDE OF
TIhHIECOOKINGSURFP AIMED IN9IN.
2120 NOZZLE LOCATED ALONG COOKING SURFACE EDGE (25.4 x11) (22.9 an)TO A POINT O-3 IN.(0-220
MIN. cm).FORWARD ORTOTHE REAR OF
ANY SIDE OF GRIDDLE SURFACE I I THE COOKING SURFACE CENTER LINE.
WITHIN O—21N.(0—5 an)OF
COOKING SURFACE EDGE.N0771 F I
MUST BE AIMED AT CENTER OF • E
COOKING SURFACE , I._
FIGURE 48
000241 AIM POINT 9 IN.
229 an)FROM
ITHER SIDE OF•
COOKING-SURFACE n\/• '
006150
FIGURE 50
SECTION IV — SYSTEM DESIGN
UL EX3470 ULC EX3470 Page 4-16
REV.7 7-1-09
►Range Protection 1N(1-Flow)Nozzle—Low Proximity ►Range Protection Two(2)290(2-Flow)Nozzles—Low
• Application I Proximity Application
15 in.to 20 in.(38.1 cm to 50.8 cm) above the cooking surface. 0-15 in.to 20 in.(38 cm to 51 cm) above the cooking surface.
The low proximity 1-flow nozzle application for the protection of The low proximity 2-flow application requires the use of two(2)290
ranges requires the 1N nozzle, Part No.419335. nozzles, Part No.419342.
The nozzle tip is stamped with 1N indicating that it is a one-flow ►Both nozzle tips are stamped with 290 indicating they are two flow
nozzle and must be counted as one (1) flow number, nozzles and must be counted together for a total of four (4)flow
When using the 1N nozzle for low proximity range protection with numbers.
or without obstruction, the maximum length of the burner grates Two (2) 290 nozzles will protect a cooking area of 1008 in.2
being protected must not be exceed 24 in.(61.0 cm)length,aimed ►(6503 cm2)with a maximum dimension of 36 in.(91 cm).
along a centerline to a point 20 in.(50.8 cm)from the end of the When using two of these nozzles for low proximity range protec-
length, protecting a maximum width of 18 in.(45.7 cm). tion, the nozzles must be positioned along the cooking surface
When protecting a range, the 1N nozzle must be located a maxi- perimeter to 1.5 in.(3.8 cm) inside the perimeter, and aimed at a
mum of 9 in.(22.9 cm)from each burner grate centerline and must 45° angle along the longitudinal centerline of the range. See
be positioned above the edge of thehazard area to be protected. ►Figures 35 and 36.
The 1N nozzle tip must be positioned at or below the obstruction, . 290 NOZZLE TIP
LOCATION 0—1.5 IN.
if present. The protected area begins at the point straight down
.8
from the nozzle tip.The nozzle can be placed at the side of the IN FROM EDGE OF
range aimed either left or right, or can be placed in the front or as° COOKl0— INGcmSURFACE) as°
back of the range. See Figures 33 and 34 for nozzle location
details. I I I I
15 IN.TO 20 IN. I I I 15IN.TO20IN.
(38 to 51 cm) " I (38 to 51 cm)
MAXIMUM I I MAXIMUM
i i
\N I I w
��
I N.\
[1000000
X le---
15-20IN. N AIM ►
• (38 cm) "N POINT FIGURE 35
20 I 002276
I r`_(51 cm)-�-1
COOKING LONGITUDINAL
. AREA CENTERLINE
0 0 O 0
V 027924 ,a es DRpr
A1'
33 Y o CIO SA
• COOKING
PROTECTED AREA AREA
[vo es I„ Se I%L] ,
7,7:7773N;1717 4
91N•
(23 �' 290 NOZZLE TIP
-- ,. 4 1 18 IN. —► LOCATION CENTER OF
�� (46 cm) COOKING SURFACE
t 2 IN.(5 cm)
'4-,-,-k<, ''..!?;,-V- -,
1290 NOZZLE TIP LOCATION
i 0—1.5 IN.(3.8 cm)IN FROM EDGE 000230
207925 OF COOKING SURFACE
I
COOKING
AIM POINT AREA
20 IN.
(51 cm) I 000240
241N.
(61 cm) 11111
COOKING
FIGURE 34 AREA
IS 410 di
• 290 NOZZLE TIP
scs+ -► LOCATION CENTER OF
COOKING SURFACE
t 2 IN.(5 cm)
290 NOZZLE TIP LOCATION
0—1.5 IN.(3.8 cm)IN FROM EDGE
► OF COOKING SURFACE FIGURE 36
1
•
SECTION IV - SYSTEM DESIGN
• UL EX3470 ULC EX3470. Page 4-23
7-1-09 REV.8
•
• t Overhead Chain Broiler Protection (Continued) •
Example No.1 - Internal broiler size is 24 in.long x 20 in.wide 'Salamander Broiler Protection-1 F(1-Flow)Nozzle Overhead
(61 x 51 cm), with an opening of 16 in. x 16 in. A salamander broiler with a maximum hazard area(internal broil-
' (40.6 x 40.6 cm). er chamber) of 15 in.(38 cm) deep x 31 in.(79 cm)wide can be
To determine minimum opening size, multiply the protected using a 1F nozzle, Part No.419333.The nozzle tip is
internal length and the internal width by 0.6: stamped with 1F, indicating that this is a one-flow nozzle.
Length of opening-24 in.x 0.6=14:4 in. The single 1F nozzle must be located directly in line with the cen-
(61 cm x 0.6=36.6 cm) ter of the broiler opening,8 in.(20 cm)to 12 in.(30 cm)in'front of
Width of opening-20 in.x 0.6=12.0 in. the broiler and 12 in.(30 cm)to 18 in.(46 cm)above the top of the
(51 cm x 0.6=30.5 cm) broiler.The nozzle must be aimed at the center of the top broiler
opening when the grate is located in the middle position.The noz-
The minimum allowable opening for overhead protec- zle must be orientated so the nozzle tip flats are parallel with the
•tion would be 14.4 in.x 12.0 in.(36.6 x 30.5 cm). grate left to right centerline.See Figure 57b.
This example would be acceptable for overhead pro-
1 F' tecton. (PART NOZZLE_� 6 IN. .... LONOCA ON ZONE
419333) ,(15 cm) _•'
Example No.2-Internal broiler size is 30 in.long x 24 in.wide .( 8 IN.(20 cm)
(76 x 61 cm) with an opening of 22 in. x 12 in. '-1 ''
(56 x 30 cm).
/�\ 41N.(1 \ (2IN.
I (30 cm) •
To determine minimum opening size,multiply internal
length and Internal width by 0.6: ��G�
ll
Length of opening-30 in.x 0.6=18.0 in. ,_�-IrT, •� 0.;%����4
(76 cm x 0.6=45.7 cm)
Lm 11
Width of opening-24 in.x 0.6=14.4 in. AIM AT CENTER OFTHE _ AIM AT CENTER OF THE TOP
(61 cm x 0.6=36.6 cm) TOP BROILER OPENING BROILER OPENING WHEN THE .
WHEN THE GRATE IS GRATE IS LOCATED IN THE
Minimum allowable opening for overhead protection LOCATED IN THE MIDDLE POSmONAIM AT CENTER
would be 18 in.x 14.4 in.(45.7 x 36.6 cm). MIDDLE PosmoN OF BROILER OPENING•
Because this broiler has an opening of 22 in.x 12 in., FIGURE 57b
•
' the 12 in.width is below the minimum allowable cal- • 008428
culated dimension of 14.4 in.(36.6 cm)and therefore Salamander Broiler Protection-1N(1-Flow)Nozzle Local
would not be acceptable for overhead protection. A salamander broiler with a maxi . i. and area(intema . : -
.Salamander Broiler Protection er chamber)of 15 in.(38 cm)deep Q.(79 cm-Yu-VA-de can be
The R-102 system uses three different nozzle locations for sala- protected using a 1N nozzle, Part No. , 9335.The nozzle tip is
mander broiler protection.All of the design options require a one-
flow
stamped with 1 N,indicating that this is a one-flow nozzle.
nozzle. The single 1N nozzle must be located above the grate on either
vertical edge of the broiler opening.The nozzle must be aimed at
Salamander Broiler Protection-1N(1-Flow)Nozzle Overhead the center of the orates.See Figure 57c.
A salamander broiler with a maximum hazard area(internal broil-
er chamber)of 16 in.(41 cm) deep x 29 in. (74 cm)wide can be
protected using a 1N nozzle, Part No.419335.The nozzle tip is
.stamped with 1N,indicating that this is a one-flow nozzle.
The single 1N nozzle must be located directly in line with either
vertical edge of the broiler opening, 6 in.(15 cm)to 12 in.(30 cm) ��_ 1 11
in front of the broiler, and 0 in.to 12 in.(30 cm) above the top of the broiler.The nozzle must be aimed at the center of the broiler►opening.See Figure 57a. �OF BROILERVERTICAL GE �,J5 3 379OPENING1111.0.),,,o0;641
•
1N NOZZLE
(PART NO.419335)
L.0
NOZZLE 1N NOZZLE AIMED
LOCATION ZONE AT CENTER OF
12 IN. GRATES
FIGURE 57c
. ( (80 cm) 6 IN.(15 cm)
.�.�-. _ • • ' 008428
iEr-
�p��
` 6 IN.
`� r I (15 cm)��I 1
-L�Illirl ,I i
AIM AT CENTER�
AIM AT CENTER OF BROILER
OF BROILER OPENING •
OPENING
► FIGURE 57a
008426
•
SECTION IV — SYSTEM DESIGN
UL EX3470 ULC EX3470 Page 4-24
REV.7 7-1-09 _
•
• >Upright Broiler Protection Gas-Radiant/Electric Char-Broiler Protection
The R-102 system uses two 1/2N Nozzles (Part No.419334)for all The R-102 system uses the 1N nozzle,(Part No.419335)for gas-
)-upright broiler protection.The nozzle tip is stamped 1/2N,indicat- radiant/electric char-broiler protection.
' ing thatthis is a half-flow nozzle.A pair of these nozzles will equal The nozzle tip on the 1N nozzle is stamp d with a 1 N, indicating
one flow number. that this is a one-flow nozzle and must b counted as one Bow
Two 1/2N nozzles will protect a maximum hazard area (internal numb=
broiler chamber)of 30 in.x 32.5 in.(76 cm x 82.5 cm).These noz- On•ozzle will protect a hazard with a m imum length of
*zies must always be used in pairs on an upright broiler.One noz- 36 •1 cm) and a total cooking area which d snot exceed
zie must be positioned above.the grate and pointed at the back .864 in.2 (5574 cm2). The nozzle tip must be I ated 15 to -
opposite corner of the broiler chamber.The second nozzle must 40 in.(38 to 102 cm) above the hazard surface.Whe usingthis
nozzle for
be pointed down into the center of the drip pan through the open gas-radiant/electric
char-broiler protection, a nozzle
'slot.See Figure 58. must be positioned anywhere along or within the perimet r of the
UPRIGHT BROILER maximum cooking area and shall•be aimed at the center.of the
.-cooking surface.See Figure 59.
BROILER CHAMBER
COOKING
I �� rel////��/
ll�
F-_ I
—....mallCOOKING .�I
AREA
r ';111111 (
000zsa
\\ ,\
,• i_ DRIP
PAN ' q
. • YI,Y
I I '40 IN.
FRONT VIEW1 SIDEVIEw t I 1 (102 cm) •
\ I I i 1 MAXIMUM
\ !� / I
, , ,
' ' IIMINIMUM
000252 \
3,- Y` 1
FIGURE 58 00025'
•
\ FIGURE 59
•
SECTION IV — SYSTEM DESIGN
UL EX3470 ULC EX3470 Page 4-22
REV.5 7-1-09
Chain Broiler Protection {7--
'The following listed protection guidelines can be applied to any Overhead Chain Broiler Protection L
manufacturer's
acture h broilers,
ii r , the
chain broiler meets
the sp
eci- ►The R-102 system can use two 1W Nozzles(Part No.419336)for
fled
parameters. Chain broilers catalytic gconverters can overhead chain broiler protection.The nozzle tip is stamped with
be protected from overhead using model specific protection iden- 1W,indicating that this is a one-flow nozzle and must be counted
titled in the "Specific Application by Model" section in System as one flow number.
Design. Or,they can be protected with•standard 1N nozzle hori-
zontal chain broiler protection with the nozzles positioned at either Overhead protection is only available for chain broilers with
end of the chain broiler openings. Refer to the Horizontal Chain exhaust opening dimensions that are not less than 60% of the
Broiler Protection section for specific design information. internal broiler length and not less than 60%of the internal broiler
width,to a minimum size of 12 in.x 12 in.(30.5 x 30.5 cm).Internal
Horizontal Chain Broiler Protection broiler size can not be larger than 32 in.x 34 in.(81 x 86 cm).
The R-102 system can use two 1N Nozzles(Part No.419335)for When overhead protection is used,the nozzles must be centered
►horizontal chain broiler protection.The nozzle tip is stamped 1 N, above the exhaust opening within 4 to 8 in.(10 to 20 cm) of each
indicating that this is a one-flow nozzle and must be counted as other and they must be located 10 to 26 in. (25 to 66 cm) above
one flow number(total of two flow numbers for each chain broiler ►the top of the broiler surface.See Figure 55. •
being protected).
Two 1N nozzles are always needed for chain broiler protection -y 4-8 IN.(10-20 cm)
when the hazard area to be protected does not meet the
"Overhead Broiler Protection" requirements.The maximum inter- /1.
nal size of the broiler is 43 x 31 in.(109 cm x 79 cm).The nozzles § 10.26 IN.
must be positioned at each end of the enclosed cooking chamber (2s s6 cm)
1 to 3 in.(2.5 to 7.5 cm)above the surface of the chain and a max-
imum distance of 4 in.(10 cm)away from the broiler opening.The
.11111111e4 .1. .
nozzles may be mounted at either corner as long as they are at •
opposite ends of the chain broiler and positioned to discharge / / 1 12I IN.(30.5 cm)
►diagonally across the top of the chain.See Figures 53 and 54. 12 IN.(30.5 cm) �� MINIMUM
II
MINIMUM rl�� -
Illir • MAXIMUM
i
I I BROILER SIZNTERNAL
�r, I f 32 X 34 IN.
(81 x e6 cm)
11 pFIGURE 55
\. \\ The nozzles may vary in position as long as they are evenly .
I) �1� spaced from the exhaust center and are always 180°opposite of
0002
each other.If the opening is not square,the nozzles must be posi-
tioned along the cente'rline,parallel to the longest side of the open-
. I ►ing.See Figure 56.
E1.iN.I
(25-7.5 cm) '0
,04-4N
Ij
FIGURE 53
TOP VIEW TOP VIEW
•
► FIGURE 56
��: - �1 0�
'� /�!r, Note: The CB Metal Blow-off Cap must be used when using j •
chain broiler protection.
l'/�
MAXIMUM INTERNAL II \. \i�
BROILER SIZE 43 X 31 IN. 1I
(109 X 79 cm) I)
FIGURE 54
000297