ads / phx series systems design. f o r t h e nem ille nn i u m f o r t h e nem ille nn i u m fm-200...
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![Page 1: ADS / PHX SERIES SYSTEMS DESIGN. F O R T H E NEM ILLE NN I U M F O R T H E NEM ILLE NN I U M FM-200 Stored under its own vapor pressure Kidde FM-200 What](https://reader035.vdocuments.mx/reader035/viewer/2022062423/5697bf9e1a28abf838c943ed/html5/thumbnails/1.jpg)
ADS / PHX SERIES SYSTEMS DESIGN
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•FM-200 Stored under its own vapor pressure
Kidde
FM-200
What is the ADS / PHX Series?
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N2
What is the ADS / PHX Series?
•Separate nitrogen storage
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Acts as a Gas Piston - “Piston Flow”
N2
What is the ADS / PHX Series?
•Continuous Supply of Nitrogen
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•FM-200 superpressurized with nitrogen
FM-200
N2
Dissolved Nitrogen
Why do we need the ADS / PHX Series?
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Pre
ssu
re
Time
ECS / 9300 Series
400 psig
010 Sec
System Performance Comparison
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Why do we need the ADS / PHX Series?
•Longer Pipe Runs
•Convenient Cylinder Placement
•More Efficient Use of Cylinder Fills
•Difficult Pipe Networks
•Greater Flexibility
•Smaller Diameter Pipe
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ADS / PHX Nozzles
•Two nozzle types– 180° Nozzle– 360° Nozzle
•Nozzle sizes– 1/2” through 2”
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Wid
th (
W)
Length (L)
1/3 L 1/3 L 1/3 L
1/3 W
1/3 W
1/3 W
Acceptable 180 degree nozzle location
ADS / PHX Nozzles
•180° Nozzle– Placed 1” to 2” from a wall
– discharge slot aimed away from the wall– As close to center of the wall as possible
– At least 1/3– 1/2” to 6” from ceiling to discharge slot
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Wid
th (
W)
Length (L)
1/3 L 1/3 L 1/3 L
1/3 W
1/3 W
1/3 W
Acceptable 360 degree nozzle location
ADS / PHX Nozzles
•360° Nozzle– Placed as close to center of hazard as
possible– 1/2” to 6” from ceiling to discharge slot
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ADS / PHX Nozzle Locations
•Proximity of nozzles to significant obstructions– At least 3 ft. to 4 ft. of clearance
between nozzle and wall (or significant obstruction)
•Proximity of multiple nozzles– At least 6 ft. of clearance between
nozzles
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2' (Min 1')
Imaginary boundary
ADS / PHX Nozzle Locations
•Back-to-Back 180° Nozzles– 1 ft. to 2 ft. apart– Must face away from each other– Nozzles discharge equal quantities
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d
d
ADS / PHX Nozzle Coverage
•Tested 46 ft. x 56 ft. Rectangle
•Actual coverage area defined as rectangle with diagonal, d– 180° - d = 60.5 ft. 360° - d = 36.2
ft.
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ADS / PHX Nozzle Height
•Maximum height for single nozzle is 16 ft.– Nozzle tiers are allowed
•Minimum height– 1 ft. for UL Listed systems– 6” for Kidde Approved
– Must reduce coverage area for height, 6” to 12”– 30 ft. x 30 ft.– 180° - d = 33.5 ft.– 360° - d = 21.2 ft.
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ADS / PHX Nozzle Orientation
•Ceiling heights 1 ft. and up, nozzles must be pendant (hanging down)
•Ceiling heights less than 1 ft., nozzles may be either pendant or upright– These heights are not UL Listed/FM
Approved
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ADS / PHX Piping Network: Tees
•Tee Parameters:– Tee Orientation– Flow Splits
– Bull Tees– Side Tees
– “6 Pipe Diameters”
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ADS / PHX Piping Network: Tees
•Any orientation is allowed– Horizontal and vertical outlets, as well
as inlets
•1 inlet, 2 outlets
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IN
OUT OUT
ADS / PHX Piping Network: Tees
•Bull tee flow split– Minimum imbalance: 50/50– Maximum imbalance: 85/15
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SIDE OUTLET(15 to 35)
IN RUN OUTLET(65 to 85)
ADS / PHX Piping Network: Tees
•Side tee flow split– Minimum imbalance: 65/35– Maximum imbalance
– Horizontal feed: 85/15– Vertical feed: 84/16
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ADS / PHX Piping Network: Tees
•“6 Pipe Diameters” Rule:– Length of pipe between a tee and a
change in direction must be equal to 6 times the nominal diameter of the pipe– A change in direction is defined as either an
elbow or another tee– Must be adhered to before and after the tee– Only necessary if the tee feeds agent to
separate hazards
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ADS / PHX Piping Network: Layout
•Keep network as simple, balanced and short as possible
•Consider structural members for hanging/bracing
•Avoid obstructions
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Max. 30’
ADS / PHX Piping Network: Layout
•Maximum allowable elevation difference in system piping (outlet and furthest horizontal pipe run/nozzle, or nozzles) is 30 ft.
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ADS / PHX Piping Network: Layout
•Percent of agent in pipe– Max. 140%
•Percent of agent before 1st tee– See chart in manual (page 4-6, Figure 4-1)
•Arrival time imbalance– Max. 0.74 seconds
•Runout time imbalance– Max. 1.0 second
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ADS / PHX Piping Network: Pipe Sizes
•Pipe sizes 1/2” through 6” are Listed/Approved– Largest nozzle size is 2”
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ADS / PHX Piping Network: Nozzles
•Minimum nozzle pressure: 72 psi
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ADS / PHX Piping Network: Hydraulic Calculation
•Enter:– Enclosure info– Agent quantity– Agent Source– Pipe network
•Run main calculations
•Verify system acceptance
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ECS / 9300/ 9300 vs. ADS / PHX:Design Comparison
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ECS / 9300 vs. ADS / PHX
•Available Container Sizes:– ECS / 9300
– 10 lb. to 900 lb.– ADS / PHX
– 225 lb. to 1010 lb.
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ECS / 9300 vs. ADS / PHX
•Tees:– ECS / 9300
– Outlets horizontal– Bull Split: 50/50 to 70/30– Side Split: 70/30 to 90/10
– ADS / PHX– Any orientation– Bull Split: 50/50 to 85/15– Side Split: 65/35 to (85/15 or 84/16)
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ECS / 9300 vs. ADS / PHX
•Pipe Network:– ECS / 9300
– Max. percent of agent in pipe: 80%– Max pipe elevation difference: 30 ft.– Max arrival/runout imbalance: 0.8 s/2.0 s
– ADS / PHX– Max. percent agent in pipe: 140%– Max. pipe elevation difference: 30 ft.– Max arrival/runout imbalance: 0.74 s/1.0 s
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ECS / 9300 vs. ADS / PHX
•Nozzles:– ECS / 9300
– Coverage area: 40 ft. x 44 ft.– Max. height: 16 ft.– Min. height: 1 ft. (6”)
– ADS / PHX– Coverage area: 46 ft. x 56 ft.– Max. height: 16 ft.– Min. height: 1 ft. (6”)
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ECS / 9300 vs. ADS / PHX
•Nozzles:– ECS / 9300
– Mounting height to ceiling: 6 ± 2 inches– 180° nozzle offset from wall: 12 ± 2 inches– Nozzle orientation: pendant only
– ADS / PHX– Mounting height to ceiling: 1/2 to 6 inches– 180° nozzle offset from wall: 1 to 2 inches– Nozzle orientation:
– Pendant (any height) or Upright (height<=1 ft. only)
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ECS / 9300 vs. ADS / PHX
•Nozzles:– ECS / 9300
– Min. clearance to wall/obstruction: 6 ft.– Min. clearance between nozzles: 10 ft.
– ADS / PHX– Min. clearance to wall/obstruction: 3 to 4 ft.– Min. clearance between nozzles: 6 ft.