Grain Systems PNEG-1775 - Manual (Page 12)

12 PNEG-1775 Vane Axial Heater - Canadian
4. Specifications
Heater Specifications
18" 24" 28"
All Models
Inside Diameter 18-5/16" 24-1/4" 28-1/8"
Bole Circle Diameter 19-7/16" 25-3/4" 29-5/8"
Length 22" 22-1/2" 25-1/4"
High Temp BTU Rating 1,400,000 2,100,000 3,000,000
Low Temp BTU Rating 400,000 500,000 500,000
High Temperature
Liquid Propane
Maximum Fuel Flow (GPH) N/A 23 34
Orifice N/A 15/64 9/32
Operating Pressure Range N/A 2-20 2-20
Min Line Size N/A 3/8" 3/8"
High Temperature
Natural Gas
Maximum Fuel Flow (CFH) 1473 2210 3157
Orifice 17/64 5/16 3/8
Operating Pressure Range 1-7 1-7 1-7
Min Line Size 1" 1-1/4" 1-1/4"
Low Temperature
Liquid Propane
Maximum Fuel Flow (GPH) N/A 6 6
Orifice N/A 5/32 5/32
Operating Pressure Range N/A 2-20 2-20
Min Line Size N/A 1/4" 1/4"
Low Temperature
Natural Gas
Maximum Fuel Flow (CFH) 421 736 736
Orifice 9/64 3/32 3/32
Operating Pressure Range 1-7 1-7 1-7
Min Line Size 1/2" 1/2" 1/2"