780P Specifications0 pages
CAPACITIES
780 SERIES SELF-PROPORTIONING OIL BURNERS
BURNER CAPACITIES
Operating With Air Shutters Closed (Sealed-in)
Burner Size | 779 | 780 | 781 | 782 | 783 | 784 | 785 | 786 |
Air Inlet | 1" | 1 1/2 " | 2" | 3" | 4" | 6" | 6" | 8" |
Oil Inlet Size | 3/8" | 3/8" | 3/8" | 3/8" | 3/8" | 1/2" | 1/2" | 1/2" |
16 osi Air Pressure | ||||||||
Air Max. (CFM) | 34 | 66 | 123 | 210 | 298 | 660 | 910 | 1620 |
Oil Max. (GPH) | 1.5 | 2.9 | 5.4 | 9.2 | 13 | 29 | 40 | 71 |
Oil Min. (GPH) | 0.75 | 1 | 1.1 | 1.1 | 3.1 | 6.2 | 11.1 | 16.7 |
20 osi Air Pressure | ||||||||
Air Max. (CFM) | 38 | 74 | 138 | 235 | 334 | 739 | 1019 | 1814 |
Oil Max. (GPH) | 1.7 | 3.3 | 6 | 10.3 | 14.7 | 32.5 | 44.8 | 79.7 |
Oil Min. (GPH) | 0.75 | 1 | 1.2 | 1.3 | 3.5 | 6.9 | 12.4 | 18.7 |
24 osi Air Pressure | ||||||||
Air Max. (CFM) | 42 | 81 | 151 | 257 | 365 | 809 | 1115 | 1985 |
Oil Max. (GPH) | 1.8 | 3.6 | 6.6 | 11.3 | 16 | 35.6 | 49 | 87.3 |
Oil Min. (GPH) | 0.75 | 1 | 1.3 | 1.4 | 3.9 | 7.6 | 13.6 | 20.5 |
32 osi Air Pressure | ||||||||
Air Max. (CFM) | 48 | 93 | 173 | 296 | 420 | 931 | 1283 | 2284 |
Oil Max. (GPH) | 2.1 | 4.1 | 7.6 | 13 | 18.5 | 40.9 | 56.4 | 100.4 |
Oil Min. (GPH) | 0.75 | 1.1 | 1.5 | 1.6 | 4.4 | 8.7 | 15.6 | 23.6 |
Operating With Air Shutters Open (Induced air firing)
Burner Size | 779 | 780 | 781 782 | 783 | 784 | 785 | 786 | |
16 osi Air Pressure | ||||||||
Air Max. (CFM) | 34 | 66 | 123 | 210 | 298 | 660 | 910 | 1620 |
Oil Max. (GPH) | 2.5 | 4.9 | 9.2 | 15.6 | 22 | 49.2 | 67.8 | 120.3 |
Oil Min. (GPH) | 1.3 | 1.7 | 1.9 | 1.9 | 5.3 | 10.5 | 18.8 | 28.3 |
20 osi Air Pressure | ||||||||
Air Max. (CFM) | 38 | 74 | 138 | 235 | 334 | 739 | 1019 | 1814 |
Oil Max. (GPH) | 3.1 | 6 | 10.9 | 18.7 | 26.7 | 59 | 81.5 | 145 |
Oil Min. (GPH) | 1.4 | 1.8 | 2.2 | 2.4 | 6.4 | 12.5 | 22.5 | 34 |
24 osi Air Pressure | ||||||||
Air Max. (CFM) | 42 | 81 | 151 | 257 | 365 | 809 | 1115 | 1985 |
Oil Max. (GPH) | 3.4 | 6.9 | 12.6 | 21.5 | 30.5 | 67.8 | 93.3 | 166.3 |
Oil Min. (GPH) | 1.4 | 1.9 | 2.5 | 2.6 | 7.4 | 14.5 | 25.9 | 39 |
32 osi Air Pressure | ||||||||
Air Max. (CFM) | 48 | 93 | 173 | 296 | 420 | 931 | 1283 | 2284 |
Oil Max. (GPH) | 4.2 | 8.2 | 15.2 | 26 | 37 | 81.8 | 112.8 | 200.8 |
Oil Min. (GPH) | 1.5 | 2.2 | 3 | 3.2 | 8.8 | 17.4 | 31.2 | 47.2 |
The table above gives approximate burner capacities for combustion chambers with drafts from 0.05" wc to 0.1" wc and 41% induced
secondary air at 16 osi pressure, 45% at 20 osi pressure, 47.5% at 24 osi pressure and 50% at 32 osi pressure. If more draft is available,
maximum burner capacity can be increased.
Note: Capacities in these tables are based on No. 2 fuel oil with a gross heating value of 138,000 Btu/gallon. Capacities for other grade fuel
oils will vary based on their gross heating value.
In accordance with Hauck's commitment to Total Quality Improvement, Hauck reserves the right to change the specifications of products without prior notice.
HAUCK MANUFACTURING CO., P.O. Box 90 Lebanon, PA 17042-0090 717-272-3051 _Mr% „
7/98 www.hauckburner.com Fax:717-273-9882
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