North American Tempest® High Velocity Gas Burner Performance Data
4441 NATURAL GAS PERFORMANCE DATA (Performance for 27.7"w.c (16 osi) main air pressure operating at stoichiometric ratio unless stated otherwise)
Burner Size
-1
-2
-3
-4-A
-4-B
-5
-6
-7
-8-A
-8-B
-8-C
Air Flow, not burning (scfh)
1600 2700 1250 2200
4000 3300
6100 5250
8200 6900
11000 19000 26000 36000 50000 63000 9500 15000 22000 31000 42000 54000
Air Flow, (scfh)xxxx
Air Orifice , UA-DA, ("w.c.) Gas Orifice , UG-DG ("w.c.)
13.2 3.9 18.0
16.6
17.4 8.5 17.1 23.4
16.4
16.5 8.5 15.7 22.0
15.5
7.3 2.6
7.1
13.8
11.9 4.6 13.3 16.4
8.3 7.3 13.5 17.5
6.7
7.9
2.9
3.8 12.1 13.3
2.5
Gas Pressure UG ("w.c.)
16.4
15.2
12.5 13.8
15.6
10.0 13.0
Gas Pressure UG ("w.c.), 30% XSF
20.8 24.2
20.6
17.1
Max. % XSA, (ignition and flame signal limit) 2000 3000
4000 6000
6000
6000 6000 6000
3000 3000
3000
Max. % XSF, (ignition and flame signal limit) 30
30
30
30 20
30 26
30 28
30 36
30 45
30 50
30 60
30 68
10
10
12
Flame Length (in.)x Flame Diameter (in.)
1
2
2
3
4
6
7
8
12
14
14
4441 PROPANE GAS PERFORMANCE DATA
(Performance for 27.7"w.c (16 osi) main air pressure operating at stoichiometric ratio unless stated otherwise)
Burner Size
-1
-2
-3
-4-A
-4-B
Air Flow, not burning (scfh)xxxxxxxxxxxxxx Air Flow, (scfh)xxxxxxxxxxxxxxxxxxxxxxxxx Air Orifice , UA-DA, ("w.c.)xxxxxxxxxxxxx Gas Orifice , UG-DG ("w.c.)xxxxxxxxxxxxx Gas Pressure UG ("w.c.)xxxxxxxxxxxxxxxxxx Gas Pressure UG ("w.c.), 30% XSFxxxxxxxxx Max. % XSA, (igniton and flame signal limit) Max. % XSF, (ignition and flame signal limit) Flame Length (in.)xxxxxxxxxxxxxxxxxxxxxx
1700 1350
2700 2200
3850 3450
6200 5350 16.5 3.2 11.4 13.5 1750
8600 7600
13.2
15.3
18.7 8.3 15.9 24.2
15.9 4.5 12.1 15.1
1.9
3.2
15.9 16.6
14.4 15.1
1000
2000
3300
2800
30
30
30
30 24
30 24
8
15
12
4441 800°F (427°C) COMBUSTION AIR WITH NATURAL GAS DATA
Performance for 27.7"w.c (16 osi) main air pressure operating at 10% excess air
Burner Size
-3
-4-A
-4-B
-5
-6
-7
Air Flow, not burning (scfh)xxxxxxxxxxxxxx Air Flow, (scfh)xxxxxxxxxxxxxxxxxxxxxxxxx Air Orifice , UA-DA, ("w.c.)xxxxxxxxxxxxx Gas Orifice , UG-DG ("w.c.)xxxxxxxxxxxxx
2465 2126
3760 3375
5050 4250
6775 6100
11710 16025 9600 14000
17.9
16.4
3.1 8.7 24
3.0 6.8
Gas Pressure UG (osig) Flame Length (in) Flame Diameter (in)
24
5
6
Bulletin 4441 page 4
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