Pressures and Flows Flashcards by Lauren Wickson | Brainscape

Q

What is the nozzle pressure for hand lines with smooth bore nozzles?

A

50 psi

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Q

What nozzle pressure can be utilized for hand lines with smooth bore nozzles in order to achieve a higher flow?

A

65 psi

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Q

What is the nozzle pressure for master streams with smooth bore nozzles?

A

80psi

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Q

What nozzle pressure can be utilized for master streams with smooth bore nozzles in order to achieve a higher flow?

A

100 psi

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Q

What nozzle pressure is the Akron Assault nozzle designed for?

A

50 psi nozzle pressure

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Q

What GPM does the Akron Assault handline nozzle flow with the fog and what GPM with the slug tip? (What size slug tip?)

A

175 GPM fog and 185 GPM with the 15/16’’ slug

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Q

What is the nozzle pressure for all other fog nozzles unless otherwise indicated?

A

100 psi

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Q

Theoretical GPM for hand line @50 psi

1/2’’ tip

A

53 psi

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Q

Theoretical GPM for hand line @50 psi

7/8’’ tip

A

161 GPM

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Q

Theoretical GPM for hand line @50 psi

15/16’’ tip

A

185 GPM

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Q

Theoretical GPM for hand line @50 psi

1’’ tip

A

210 GPM

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Q

Theoretical GPM for hand line @50 psi

1&1/8’’ tip

A

266 GPM

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Q

Theoretical GPM for hand line @50 psi

1&1/4’’ tip

A

328 GPM

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Q

Theoretical GPM for master stream @80 psi

1&1/4’’ tip

A

415 GPM

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Q

Theoretical GPM for master stream @80 psi

1&3/8’’ tip

A

502 GPM

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Q

Theoretical GPM for master stream @80 psi

1&1/2’’ tip

A

598 GPM

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Q

Theoretical GPM for master stream @80 psi

1&3/4’’ tip

A

814 GPM

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Q

Theoretical GPM for master stream @80 psi

2’’ tip

A

1062 GPM

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Q

How many gallons does the 1.5’’ Akron Assault nozzle flow?

A

175 GPMs

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Q

How many gallons can the 2.5’’ adjustable flow Akron fog nozzle be set to deliver?

A

125-250 GPM

Q

How many gallons does the Akron quick attack mercury monitor flow?

A

500 GPM

Q

What is the GPM operating range for master stream fog nozzles?

A

150-2000 GPMs

Q

What is the flow and nozzle pressure for the adjustable gallonage fog nozzle?

A

Between 12-60 GPM with 100psi nozzle pressure

Q

What is the flow for the 1” red fog nozzle for forestry hose?

A

22 GPM @ 100psi

Q

What is the flow and pressure for the decon shower?

A

270 GPM @ 75psi

Q

How many GPM’s does a tower shower curtain flow?

A

75 GPM

Q

What is the flow and pressure for a piercing nozzle?

A

125 GPM @ 100psi

Q

What is the flow and pressure for a 2.5” distributer nozzle?

A

250 GPM @ 100psi

Q

What is the flow and pressure for a 1.5” distributer nozzle?

A

95 GPM @ 50psi

Q

What is the flow and pressure for a 2.5” cellar nozzle?

A

350 GPM @ 100psi

Q

What is the flow and pressure for a 1.5” cellar nozzle?

A

160 GPM @ 100psi

Q

What is the range of flow for the smooth bore break away pumper mounted monitor?

A

Between 500-1000 GPM

Q

What are the three types of fixed monitors utilized in Fairfax County and what are their flow ranges?

A

Smooth bore break away nozzle 500-1000 GPM
Task Force Tip automatic nozzle 150-1250 GPM
Akron adjustable flow nozzle 500-1250 GPM

Q

List the fixed monitor smooth bore break away nozzle tip sizes, flow, and pressures. p18

A

1 3/8” 500 GPM @ 110psi
1 1/2” 600 GPM @ 110psi
1 3/4” 800 GPM @ 110psi
2” 1000 GPM @ 120psi
pressures listed are final discharge gauge pressures

Q

List the fixed monitor Task Force Tip automatic nozzle flows and required PSI. p19

A

500 GPM @ 90psi
750 GPM @ 110psi
1000 GPM @ 120psi
1250 GPM @ 140psi
pressures listed are final discharge gauge pressures

Q

List the fixed monitor Akron Adjustable flow nozzle flows and required PSI. p19

A

500 GPM @ 100psi
750 GPM @ 110psi
1000 GPM @ 130psi
1250 GPM @ 140psi
pressures listed are final discharge gauge pressures

Q

What is the flow and NP for the combination monitor with smooth bore nozzle? p19

A

Between 500-1000 GPM @ 80psi NP

Q

What is the flow and NP for the combination monitor with fog nozzle? p19

A

350-1250 GPM @ 100psi NP

Q

What nozzle pressure is required for the Akron Quick-Attack mercury monitor fog nozzle and what does it flow?

A

100 psi and 500 GPM

Q

What is the smooth bore tip size for the Akron Quick-Attack Mercury monitor and what is the nozzle pressure?

A

1 3/8 and 80psi

Q

What is the GPM and tip pressure for the JS-10 air aspirating nozzle?

A

100 GPM and 100 PSI

Q

What is the flow for the portable foam eductor and pressure required at the eductor?

A

95 to 125 GPM and 200 PSI at the eductor

Q

If the pumper is equipped with the Akron Truck Mount (pre-piped in-line eductor) what psi is required at the eductor?

A

200psi

Q

Husky foam system is capable of injection foam from ____% to _____% with what rated capacity at ____ psi

A

.1% to 3% with a rated capacity of 3GPM of foam concentrate at 150 PSI

Q

Minimum initial starting pressure for all 4” supply lines?

A

50 psi

Q

When supplying, all 3” lines should be charged to a minimum starting pressure of ____psi.

A

100 psi

Q

If a 4” and a 3” supply line are used together they should be charged to a minimum starting pressure of what?

A

100 psi

Q

In a supply scenario, what number is used as residual pressure?

A

20 psi