Combustion Catalog | Fives North American

Product Overview | 5514 Oil Burners

5514 FIRE•ALL Oil Burners are rugged, maintenance-free, sealed-in burners for burning light or heavy oil on a wide variety of applications. Capable of efficient operation throughout a wide temperature range, they are equally at home on low temperature ovens and high temperature forge and melt furnaces. Sealed mountings help maintain furnace pressure, controlled atmosphere, and closer fuel/air ratio control--all contributing to better product quality.

Burners can be turned down to atomizing air only, but stability limits vary depending on burner size, grade of oil, and furnace environment--please consult North American regarding minimum oil rates for your specific application. Oil viscosity at the burners must not exceed 100 SSU; Oil pressure at the Ratiotrol™ should be between 25 and 30 psi. Oil pressure at rated capacity is 10 to 15 psi at Sensitrol™ and less than 2 psi at burner. Minimum atomizing air pressure at the burner is 14 osi for light oil, 22 osi for heavy oil.

Fire • All Burners are a proven workhorse on all types of furnaces.

COMBUSTION CHARACTERISTICS 5514 Burners are stable with 200% or more excess air. They may also be operated with excess fuel without forming carbon if additional combustion air is available in the furnace near the burner. Excess fuel limit with heavy oil is 50% as atomization deteriorates at richer ratios.

Total air capacities (including main and atomizing air)

16 osi air pressure drop across the burner

24 osi air pressure drop across the burner

Approx..

flame lengths

Air 

Light Oil 

Heavy Oil 

Burner

Air

Light Oil Heavy Oil

with 16 osi main air (in open furnace)

designation

scfh

gph

gph

scfh

gph

gph

5514-6 5514-7

17 900 28 400 48 900 81 500 165 000 247 000

13 21

12 19

21 900 34 800 60 000 100 000 202 000 303 000

16

15

xxxx5' 5' - 6' 8' - 9' 9' - 12' 15' - 18' xxxx20'

26 44 74

23 40 67

5514-8-A 5514-8-B 5514-9 5514-10

36 60

33 54

122 183

110 165

150 224

135 202

 For Btu/hr, multiply by 100

 Light oil at 135 000 Btu/gal.

 Heavy oil at 150 000 Btu/gal.

Main air capacities in scfh

Atomizing air capacities in scfh

Burner

Air pressure drop across the burner in osi

Air pressure drop across the burner in osi

designation

1

5

6

8

12

16

14

16

18

20

22

24

3 710 6 100

8 300

9 100

10 500 17 200

12 900 21 000 36 700 60 500

14 900 24 400 42 400

2 800 3 770 6 050

3 000 4 030 6 500 11 300 18 400

3 180 4 270 7 000

3 360 4 500 7 300

3 510 3 660 4 720 4 900 7 600 7 850 13 200 13 800 21 600 22 500 34 100 35 500

5514-6 5514-7

13 600 15 000

5514-8-A 5514-8-B 5514-9 5514-10

10 600 23 700 26 000 30 000 17 600 39 200 43 000 49 600

70 000 10 600

12 000 12 700 19 600 20 700

36 600 82 000 89 500 104 000 127 000 146 000 17 200 54 500 122 000 135 000 154 000 189 000 218 000 27 200

29 100 30 900 32 600

Bulletin 5514 Page 2

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