7-11
September 2004
Argonite
®
Engineered Fire Suppression System
38-KFSARG-000
7-10.7 Cylinder Content
At a filling pressure of 2900 PSI (200 bar) at 70°F (21.1°C), standard cylinders
contain the following:
Table 7-6. Cylinder Content
Cylinder Volume
(L)
Nominal Filling
2900 PSI
(200 bar)
Gas Used
During Release
Gas Remaining
After Release
15.9 4.4 kg 4.3 kg 0.1 kg
66.7 18.4 kg 18.2 kg 0.2 kg
80.0 22.1 kg 21.8 kg 0.3 kg
7-10.8 Cylinder/Volume Ratio, Class A and Class C Fires
Based on the cylinder size and pressure, each cylinder can protect the following
volume at 70°F (21.1°C):
Table 7-7. Cylinder/Volume Ratio, Class A and Class C Fires
Cylinder Volume
(L)
Nominal Protected Volume
2900 PSI (200 bar)
ISO
(30%Safety Factor)
NFPA
(20%Safety Factor)
ft.
3
m
3
ft.
3
m
3
15.9 205.80 5.83 228.80 6.48
66.7 863.60 24.45 959.50 27.17
80.0 1035.30 29.32 1150.60 32.58
Values are based on the following equation: V
enc
= M
gas
/ M
x
For M
Gas
see Table 7-6. For M
x
, see Paragraph 7-7.3.
7-10.9 Cylinder/Volume Ratio, Class B Fires (n-Heptane)
Based on the cylinder size and pressure, each cylinder can protect the following
volume at 70°F (21.1°C):
Table 7-8. Cylinder/Volume Ratio, Class B Fires (n-Heptane)
Cylinder Volume
(L)
Nominal Protected Volume
2900 PSI (200 bar)
ISO
(30%Safety Factor)
NFPA
(20%Safety Factor)
ft.
3
m
3
ft.
3
m
3
15.9 219.70 6.22 219.70 6.22
66.7 921.80 26.10 921.80 26.10
80.0 1105.00 31.29 1105.00 31.29
Values are based on the following equation: V
enc
= M
Gas
/ M
x
For M
Gas
see Table 7-6. For M
x
, see Paragraph 7-7.3.