BA Set construction and Basic Knowledge

Question 1

What 5 places on a set are the BA set asset numbers Located?

Answer 1

• On the LDV underside.
• On the base of the backplate
• On the BA Tally
• Logbook
• On the BA Mask near the glass seal.

Question 2

How much air Does A cylinder Hold?

Answer 2

300 Bar
2430 Litres of Air
9 litres of water

Question 3

What is a BA cylinder Made of?

Answer 3

Carbon Composite cylinder with an Aluminium Liner.

Question 4

What is the Working duration of a 300 bar BA cylinder?

Answer 4

38 mins at 50 litres per min.

Question 5

When do we Test Ba Sets?

Answer 5

• Weekly
• Monthly
• After Use
• On Acceptance
• Start of shift (Wholetime).

Question 6

Are our BA cylinders positive or negative pressure?

Answer 6

Positive pressure to ensure firefighter safety even if face mask seal is compromised slightly.

Question 7

When does the Low Pressure warning whistles Activate?

Answer 7

Digital whistle 56 Bar

Mechanical Whistle - 56bar + or - 5 Bar.

Question 8

What are the separate lengths of the personal line made up of?

Answer 8

1. 25Mtr Line

4. 75Mtr Line

Question 9

What does CABA stand for?

Answer 9

Compressed Air Breathing Apparatus.

Question 10

What are the 3 durations when wearing BA?

Answer 10

Working Duration - From Entry to LPW sounds at 56bar
Safety Margin - 56bar until empty
Full Duration - From full cylinder to empty.