Sizes for Multiple Burners | High Pressure Inspirator
TABLE 2. INSPIRATOR SIZE FOR MULTIPLE PREMIX BURNERS Inspirator Selection. When more than one nozzle is used per inspirator, manifold must be designed for very low pressure drop to obtain listed inspirator ratings. Too much resistance reduces capacity and upsets air/gas ratios.
number of burners
Burner size
1
2
3
4
5
6
-0-A -0-B -0-C
3070-1 68 3070-1 65 3070-2 57
3070-1 65 3070-2 57 3070-2 54
3070-2 57 3070-3 53 3070-3 52
3070-3 53 3070-3 52 3070-4 50
3070-3 53 3070-4 50 3070-4 46
-1-A -1-B
3070-1 68 3070-1 65
3070-2 55 3070-2 55
3070-3 53 3070-3 52
3070-4 50 3070-4 46
3070-4 46 3070-5 41
3070-4 44 3070-5 41
-2-A -2-B -2-C -2-D -3-A -3-B -4-A -4-B -4-C
3070-2 59 3070-2 57 3070-2 55 3070-2 54 3070-3 53 3070-3 52 3070-4 50 3070-4 46 3070-4 44
3070-3 53 3070-3 52 3070-4 50 3070-4 46 3070-4 44 3070-5 41 3070-6 34 3070-6 31 3070-6 31
3070-4 50 3070-4 44 3070-5 41 3070-5 36 3070-6 34 3070-6 31 3070-7 29 3070-7 22 3070-7 22
3070-4 44 3070-5 41 3070-5 36 3070-6 34 3070-6 31 3070-7 29 3070-7 22 3070-7 11⁄64
3070-5 36 3070-6 34 3070-6 31 3070-6 30
3070-6 34 3070-6 31 3070-6 30 3070-7 29
3070-7 29 3070-7 22
3070-7 22 3070-7 11⁄64
3070-7 11⁄64
-5-A -5-B
3070-5 41 3070-5 36
3070-7 29 3070-7 22
3070-7 11⁄64
-6-A -6-B -6-C -7-A -7-B -7-C
3070-6 34 3070-6 31 3070-6 30 3070-7 29 3070-7 22 3070-7 11⁄64
3070-7 22 3070-7 11⁄64
Multiple burners are not recommended because of flashback hazard in large manifolds.
To order a complete 3070 inspirator, specify:
3070- 4 50
specify spud drilling size (#50 drill) pipe code (4 = 2" pipe) product number
To order a replacement spud, specify:
4-31839- 4 / 50
spud drilling size (#50 drill or "Blank") 3070 mixer size (1 through 9) part number
Bulletin 3070 Page 3
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