Grain Systems PNEG-824 - Manual (Page 21)

21
Series 2000 Downwind Heater
1 2 3 4 5 6 7
ALL
MODELS
1,597,824 2,266,320 2,770,656 3,195,648 3,573,216 3,919,776 4,234,416
Fan Static
Model Pressure 60 80 100 120 140 160 180
2" 0.75 1.25 1.75 2.5 3.25 4.25 5.5
20 hp 4" 0.5 1 1.5 2 2.75 3.5 4.5
6" 0.5 0.75 1.25 1.75 2.25 3 3.75
2" 1 1.75 2.25 3.5 4.75 6.25
25 hp 4" 0.75 1.5 2.25 3.25 4 5.25 6.25
6" 0.5 1.25 1.75 2.5 3.25 4.25 5.5
2" 1.25 2 3 4.5 6
30 hp 4" 1 1.75 2.75 3.75 5 7
6" 0.75 1.5 2.25 3 4 5.25 7
2" 1.75 3 4.5 6.25
40 hp 4" 1.5 2.5 4 5.5
6" 1.25 2.25 3.5 4.75 6.75
OPERATING PRESSURE (psi)
Gauge Pressure (psi) Required to Maintain Temperature (Approximate)
(20-40 hp High Temperature Natural Gas Units Only)
Heat Rise (°F)
20-40 hp Units
BTUs Per Gauge Pressure (psi) NATURAL GAS MODELS (Approximate)
High Temperature 20-40hp 15/32" (0.469") Orifice
OPERATING PROCEDURE