Download PDF for Print 5/18/2024

Direct Fired Make-up Air Heater

Item

Designed for commercial kitchen applications or industrial buildings with process exhaust. The direct gas burners are 92% efficient and operate on natural gas. Units constructed of 18 gauge galvanized steel with standard lifting lugs for easy installation. Cabinet is lined with 1-inch foil faced insulation, includes a motorized intake damper and weatherhood with washable aluminum air filters.

  • Natural gas burners are 92% efficient
  • Burners are capable of 25:1 turndown ratio
  • Heating capacities of up to 800,000 BtuH
GREEN Product GREEN Product
  • 92% Efficient Gas Burner
  • Increased Ventilation
  • Meets Minimum & Optimize Energy Performance
  • Meets Minimum IAQ Performance
  • Outdoor Air Delivery Monitoring
  • Thermal Comfort Design
Item
ABCD
136 1/4 in88 1/16 in39 in49 1/2 in
EF
64 1/16 in2 15/16 in

Performance Characteristics

(No Fan Curve Available.)

Construction Features

Impeller TypeBackward Inclined Centrifugal
Impeller MaterialSteel
Drive Package DescriptionDrives Assembled
Warranty Length1 Year

Motor Information

Motor Item Number53J909
Voltage208-230/460
Hertz (Cycle)60 Hz
Motor Phase3
Motor EnclosureOpen Drip Proof
RPM1,725 rpm
Full Load Amps

Other Components

ComponentDescriptionItem #
Fan DescriptionMake-up Air—
BeltB74 (QTY: 1)6A158
Driver Sheave1VP65X1-1/82L478
Driven SheaveBK115QT5RJG3
Driven BushingQTx15UHZ2

Air & Sound Performance
Motor HPMax BHPFan RPMCFM @0.250'' SP0.375'' SP0.500'' SP0.625'' SP0.750'' SP0.875'' SP1.000'' SP
52.84858CFM5465508046104100———
Sones22.5——————
53.07874CFM5665560048504390———
Sones24.0——————
53.29890CFM58505500510046304050——
Sones25.5——————
53.55906CFM60555710535049004430——
Sones27.1——————
53.71921CFM62455900554051104675——
Sones28.7——————
54.07937CFM643030905750535049204425—
Sones30.3——————
54.35953CFM661562905950559051604730—
Sones32.1——————
54.61968CFM6780647061405810540049704400
Sones33.7——————

Agency Compliance

ETL
Agency Compliance