Item | Hazardous Location Upblast Ventilator |
Assembled/unassembled | Unassembled |
Assembly | Unassembled |
Base Dia. | Not Applicable |
Base Height | 1 3/4" , 1 4/5" |
Base Length | 26" |
Base Shape | Square |
Base Size | 26" x 26" |
Base Width | 26" |
Bearing Type | Sealed Pillow Block |
Brake Hp | 79/100 hp |
Dimension A | 26" |
Dimension B | 28 7/8" |
Dimension C | 30 1/8" |
Dimension D | 19 3/8" |
Drive Package Included | Yes |
Drive Package With Motor Included | Yes |
Drive Type | Belt Drive |
Duty Rating | Hazardous Location |
For Air Type | Flammable Vapor |
For High-static Pressure Applications | No |
Frequency | 50/60 Hz |
High-efficiency Motor | No |
Housing Length | 28.9" |
Housing Material | Aluminum , Spun |
Housing Width | 28.9" |
Hp | 3/4 hp |
Includes Drive Package | Yes |
Includes Motor | Yes |
Max. Bhp | 79/100 bhp |
Max. Inlet Temp. | 300°F |
Motor Location | Out Of Airstream |
Motor Voltage | 230/460V |
Mount Type | Roof Curb |
Mounting Location | Roof |
Overall Dia. | 28 7/8" |
Overall Height | 26 3/8" , 31 7/8" |
Phase | 3 |
Propeller Shaft Dia. | 3/4" |
Recommended Damper Size (in.) | 19" x 19" |
Requires | Roof Curb For New Installation , Roof Curb For New Installations |
Resistance Properties | Spark Resistant |
Safety Features | Explosion Resistant Motor |
Shaft Dia. Sheave End | 3/4" |
Shaft Dia. Wheel End | 3/4" |
Sones @ 0.250-in. Sp @ 5 Ft. | 18.5 sones |
Sones @ 0.500-in. Sp @ 5 Ft. | 16.1 sones |
Spark Resistant Construction Type | A |
Speed Controllable | No |
Wheel Dia. | 14 3/4" |
Wheel Material | Aluminum |
Wheel Type | Backward Inclined |
Application | Industrial And Commercial Buildings |
Compatible Curb Grainger Part Number | 2RB77, 2ZV83, 3C437, 4C454, 4HX40, 4HX48 |
Compatible Damper Grainger Part Number | 4HX66 |
Current | 3/1.5A |
Exhaust Airflow @ 0.000 In Sp | 2889 CFM |
Exhaust Airflow @ 0.125 In Sp | 2826 CFM |
Exhaust Airflow @ 0.250 In Sp | 2757 CFM |
Exhaust Airflow @ 0.375 In Sp | 2683 CFM |
Exhaust Airflow @ 0.500 In Sp | 2602 CFM |
Housing Material Fabrication | Spun |
Includes Drive Package With Motor | Yes |
Maximum Fan Speed | 1595 RPM |
Motor Enclosure | Totally Enclosed Fan Cooled |
Motor Speed | 1595 RPM |
Standards | AMCA SOUND AND AIR |
Wheel Diameter | 14 3/4" |