Heater operation – Grain Systems PNEG-581 User Manual
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PNEG-581 Deluxe Vane Axial Heater
5. Heater Operation
BTUs per Gauge Pressure (PSI) Natural Gas Models (Approximate)
High-Temperature
Low-Temperature
Gauge Pressure (PSI) Required to Maintain Temperature (Approximate)
(High-Temperature Units Only)
Diameter
Operating Pressure (PSI)
1
2
3
4
5
6
7
18"
454180
644780
787970
909260
1016880
1115380
1204750
24"
710450
1006850
1231200
1419980
1587790
1741920
1881456
26"
938450
1331520
1627920
1876896
2099420
2302800
2487940
28"
1022350
1450080
1772020
2043790
2285470
2507090
2708640
Diameter
Operating Pressure (PSI)
1
2
3
4
5
6
7
18"
144100
205200
250800
289100
322850
353860
383040
24-28"
177840
251710
308260
355680
397632
435936
470590
Fan Model
Static Pressure
Heat Rise °F
60
80
100
120
140
160
180
3 HP-18"
1"
1
1
2
2
3
3
4
2"
1
1
1
1
2
2
3
3"
Low-Temperature Low-Temperature
1
1
1
1
31
7 HP-24"
1"
1
2
2
3
4
5
6
2"
1
1
1
2
2
3
4
3"
Low-Temperature Low-Temperature
1
1
1
1
2
4"
Low-Temperature Low-Temperature Low-Temperature
1
1
1
1
10 HP-24"
1"
2
2
4
5
6
7
8
2"
1
2
3
3
4
6
7
3"
1
1
1
2
2
3
4
4"
Low-Temperature
1
1
1
1
2
2
15 HP-26"
1"
1
2
2
3
4
5
7
2"
1
1
2
3
3
4
5
3"
1
1
2
2
3
3
4
4"
1
1
1
1
2
2
3
5"
Low-Temperature Low-Temperature
1
1
1
1
2
15 HP-28"
1"
1
2
3
4
5
7
8
2"
1
2
2
3
4
5
6
3"
1
1
2
2
3
4
5
4"
1
1
1
1
2
2
3
5"
Low-Temperature Low-Temperature
1
1
1
2
2