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3 : : Arch fire safety :Elec fire Alarm :Mech fire fighting1- 2- 3-

. : :NFPA . :FOC .1- 2-

. : 1- . 03 . . 2- 3- . . 4- Fire fighting sys classification Water sys 1- 2-Gas sys : Sprinkler sys . 1- Hazel sys . 2- Fire hydrant sys .

3-

: 1- Fire Extinguisher . 2- 31- FM-200, CO2, FE .

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: 1- Combustion material 2- Oxygen 3- Ignition temperature . . . :Automatic sprinkler sys : 1- ....... Glass type . 2- ....... Fusible link type . 86 011 . . : 2/1" 4/3 . "or : : Pendant type sprinkler 1- . :Up right sprinkler 2- . :Side wall sprinkler 3- .2

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: :Intermediate level sprinkler 1- . : Corrosion resistant sprinkler 2- . : Decorative sprinkler 3- . : . No of sprinkler . Distance . GPM Head. . Water tank . Size of pipe1- 2- 3- 4- 5- 6-

) ( . : 1-: Light Hazard

............. . - ............... . 2: Ordinary Hazard : )1( 1- Group . -:)2( 2- Group

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. :3- Extra Hazard :)1( 1- Group 8.73 .......... . :)2( 2- Group . :Protection Area Limitations per Sprinkler . .Protection Area Limitations per Sprinkler Hazard Area Distance between )2(m )sprinkler (m Light Hazard 6.81 6.4 Ordinary Hazard 1.21 6.4 Extra Hazard 3.9 7.3

: 2

. ) (Head .Protection Area Limitations per Sprinkler Hazard Area Distance between )2(m )sprinkler (m Light Hazard 51 2.4 Ordinary Hazard 21 - 5.11 7.3 Extra Hazard 8 3

:- 1- . 4 201 . 2-

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3- . 4- . :Sprinkler Operation Area . 5 03 . .Hazard Light Hazard Ordinary Hazard Extra Hazard )2Area (m 931 931 232

:- :1- Main line . :2- Cross Main . . :3- Branch line

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Hydraulic Calculation , : No of Sprinkler = Area / Area coverage per Sprinkler :- 2Area = 10 X 20 = 200 m No of Sprinkler = 200 / 12.1= 17 sprinkler . 81 2/1 )Q gpm = 29.83 C d2 (P psi :Where .d: Sprinkler Diameter in inch 334.0 Psi = Ft (head) X .C: material of Sprinkler We have (C, d) are constant for sprinkler :So we get 2/1 )Q gpm = K (P psi K: constant for sprinkler Nominal orifice )Size (in 4/1 61/5 8/3 61/7 2/1 23/71 Orifice type Small Small Small Small Standard Large K Factor 5.1 3.1 0.2 8.1 9.2 6.2 4.4 0.4 8.5 3.5 2.8 4.7 Percent of "2/1 nominal Discharge 52 3.33 05 57 001 041

K = 56.5 K . Q=AX :WhereQ: minimum flow required A: area of coverage : required density .6

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Hydraulic Calculation . 031 2. Ft No of Operated Sprinkler = A operative / A operative per sprinkler = 0051 / 031 = 45.11 = 21 .Sprinkler = No of Sprinkler across branch 2/1 )1.2 X (A operation1-

2-

3-

Distance between sprinklers across branch .= 1.2 X (1500) 0.5 / 13 = 3.57 = 4 Sprinkler 4- 5- :- )1( : 1- )2( : )1, 1- (Bl 1 . 2- )3( : q Q . 3- 2 Q = q in Sp No 1 + q in Sp No )4( : 4- . )5( : . 5- )6( : . 6- )7( : . 7- )8( : Pt 8- Pe Pf . )01( : 9- 5.0 )q = K X (P P q 56.5=.K

2For Ordinary Hazard, Group (1), 1500 Ft

7

/ Step No Nozzle Location 1Bl-1

Pipe size Pipe Fitting Equiv. pipe length L = 13 F=0 T =13 L = 13 F=0 T =13 L = 13 F=0 T =13 L = 20.5 F = 16 T =36.5 L = 10 Friction losses psi C120 0.124 Pressure summary Pt = 11.9 Pe = Pf= 1.6 Pt = 13.5 Pe = Pf= 1.6 Pt = 15.1 Pe = Pf= 1.7 Pt = 16.8 Pe = Pf= 8.6 Pt = 25.4 0.07 Pe = Pf= 0.7 Pt = 26.1 Pe = Pf= 1.1 Pt =27.2 Pe = Pf= 16.3 Pt =43.5 Pe = 6.5 Pf= 11.3 C150 0.061 T =82.2 Pf= 5 P t = 66.3 Pt =61.3 Pe =Copper= 21X 1.51 = 32.2 q= 19.95X 26.10.5 = 86.6 q= 19.95X 27.20.5 = 88.4 Pe = 15 X 0.433 = 6.5

Flow in gpmq= Q=19.5

Normal pressure

D=0.15 gpm K=5.65q=AX = 130X0.15 =19.5 p=11.9 q= 5.65X 13.50.5=20 .7 q= 5.65X 15.10.5=22

1

1"

2

2

Bl-1

q=20.7 Q=40.2

1.25"

0.125

3

3

Bl-1

q=22 Q=62.2

1.5"

0.132

4

4

DN RN

q=23.2Q=85.4

1.5"

2T

0.237

q= 5.65X 16.80.5=23 .2 K = 85.4 / 25.40.5 = 16.95

5

Cm to Bl-2 Bl-2 to Bl-3 Bl-3 to cm Cm to F.F UG Cro wn pipe

Q =85.4 q = 86.6 Q =172 q =88.4 Q =260.4

"2

F= T =10 L = 10 F= T =10 L = 70 F= T =70 L = 119 F = 21 T =140 L = 50 F =32.2

6

"2.5

0.109

7

"2.5 E AV GV E GV

0.233

8

Q =260.4

"3

0.081

9

Q =260.4

: . = 8

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31 = L , F 31 = . T q =A X =031 2 51.0 gpm/ft 9 , .q = 130 X 0.15 = 19.5 gpm 5.0 ) q = K X (P 2 .P = [19.5 / 5.65] = 11.9 psi 04 001 psi 30 / 100 X 0.433 = 0.124 psi / Ft 0.124 X 13 = 1.6 psi + Pt2 = 1.6 + 11.9 = 13.5 psi , Q q 5.0 .q = 5.65 X (13.5) = 20.7 gpm .Q = 20.7 + 19.5 = 40.2 gpm 3 . 4 T 2 T . T = 8 Ft 5 = q 4.58 4.52 = p q, p k 5.0 59.61 = )4.52( / 4.58 = K 6 k = 59.61 7 p q Q k 5.2" . 8 3" , 09 Pe . 9

Q = 260.4 gpm, P = 66.3 psi

Pipe Schedule9

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: . 1- . 2- .Extra Hazard 3- . . 15psi Light ordinary 02 psi residual pressure losses residual pressure total pressure . gpm density = 51.0 2. working area = 1500 ft 522 = 51.0 gpm = 1500 X . operative area 21 . gpm / sp = 100 / 225 = 19 gpm per sprinkler . pipe sch 91 gpm .

Light hazard pipe schedulesteel 1 2 Sprinkler 1 3 Sprinkler 1 5 Sprinkler 2 10 Sprinkler 2 30 Sprinkler 3 60 Sprinkler 3 100 Sprinkler 4 For SI Unite 1 in.= 25.4mm 1 1 1 2 2 3 3 4 Copper 2 Sprinkler 3 Sprinkler 5 Sprinkler 12 Sprinkler 40 Sprinkler 65 Sprinkler 115 Sprinkler

00025 2 Ft )2 (4831m 001 . Ordinary Hazard

Ordinary Hazard Pipe Schedule

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steel 1 2 Sprinkler 1 3 Sprinkler 1 5 Sprinkler 2 10 Sprinkler 2 20 Sprinkler 3 40 Sprinkler 3 65 Sprinkler 4 100 Sprinkler 5 160 Sprinkler 6 275 Sprinkler For SI Unite 1 in.= 25.4mm 1 1 1 2 2 3 3 4 5 6

Copper 2 Sprinkler 3 Sprinkler 5 Sprinkler 12 Sprinkler 25 Sprinkler 45 Sprinkler 75 Sprinkler 115 Sprinkler 180 Sprinkler 300 Sprinkler

-:Extra Hazard Pipe Schedulesteel 1 1 Sprinkler 1 2 Sprinkler 1 5 Sprinkler 2 8 Sprinkler 2 15 Sprinkler 3 27 Sprinkler 3 40 Sprinkler 4 55 Sprinkler 5 90 Sprinkler 6 150 Sprinkler For SI Unite 1 in.= 25.4mm 1 1 1 2 2 3 3 4 5 6 Copper 1 Sprinkler 2 Sprinkler 5 Sprinkler 8 Sprinkler 20 Sprinkler 30 Sprinkler 45 Sprinkler 65 Sprinkler 100 Sprinkler 170 Sprinkler

. (m2 2323) Ft2 25000

Fire Hose11

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:- :Hose Reel Rubber . 1- :Hose Rack 2- . 1 1 or 001 gpm 5.4 , bar 2 052 gpm 5.4 . bar 3 : :Exposed 52 . :Semi predated 01 51 . :Recessed .1- 2- 3-

: Hose Cabinet . 1- . 2- 03 Travel Distance 3- 6 . . 4- 09 051 . 5- , Fire Hydrant 03 5.2 5.4 bar 052 . gpm Dry Riser 4 check Valve Riser Siemens Connection Landing Valve Siemees Connection . . . :

(ZV (zone control valve :

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:Gate Valve OS&Y Gate Valve with Temp. Switch :Pressure Gage . :Water flow Switch . : Glass Valve Test :Glass Tube . :Drain Valve . Drain & Test Valve Valve .

Pump Selection

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052 gpm 5.4 bar riser 052 gpm 0521 gpm 0521 .gpm . 3 header Electrical pump 1- Diesel pump 2- Jucking pump 3- , 01 :51 gpm 245psi 042 psi 032 . psi centefigual 51 gpm head = 30 ft 05 08 . Split case pump Head & gpm :- Q H . . Q 051 % H 56 % . Shut down pressure 041 % FM & UL Net positive suction head 01 02 . psi 52 0005 . gpm1-

2-3- 4- 5- 6- 7-

2Q1 / Q2 = N1 / N2 = D1 / D 2H1 / H2 = N1 / N2 = D1 / D 2Bph 1 / bph 2 = N1 / N2 = D1 / D 0541 rpm 41

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0092 rpm ) )prv pressure reducing valve prv 9 01 psi : - header cavitations 1- . 2- : 3- : Check Valve 1- : Gate Valve 2- :Flexible Connection 3- : Strainer 4- :Flow Meter .gpm 5- Insulator Rubber 4- 2" 5- :- test pump 6.31 bar 5.1 42 5 % . . expansion joint .

Water Tank

51

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Hazard Light Hazard Ordinary Hazard Extra Hazard Time 03 : 06 min 09 : 021 min 021 min

:- 057 gpm Ordinary Hazard = 0001 / 587.3 V = 750 gpm X 90 min X 3Say tank volume equal to = 100 m :- 1- 06 2- 3- 4- 01 pressure drop cavitations anti vortex plate plate 5.2 D 5- paddle flange 6- . 7- 4" Over Flow alarm 8- drain pipe 05 cm X 50 cm 01 cm . 9- make up pipe 4 01 Vent pipe wire mesh 11- Flow Valve 21- branch 03 02 .

Fire Extinguishers

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:Definitions :Class A Fire :Class B Fire :Class C Fire :Class D Fire :Classification of HazardLight: Class A & little of Class B Ordinary: Class A & B .Extra: Class A & B but with large quantity :Selection of Extinguishers Class A Fire: Water or Dry Chemical .Class B Fire: Foam, FFFP, AFFF, CO2, Dry Chemical .Class C Fire: Co2, Dry Chemical Class D Fire: According to Material & its chap bars or not -: Fire Extinguisher Size & Placement for Class A Hazard

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