Item | Downblast Ventilator |
Assembled/unassembled | Unassembled |
Assembly | Unassembled |
Base Dia. | Not Applicable |
Base Height | 1 3/4" |
Base Length | 42" |
Base Shape | Square |
Base Size | 42" x 42" |
Base Width | 42" |
Bearing Type | Regreasable Pillow Block |
Brake Hp | 7/20 hp |
Dimension A | 42" |
Dimension B | 50" |
Dimension C | 36" |
Dimension D | 8 1/4" |
Drive Package Included | Yes |
Drive Package With Motor Included | Yes |
Drive Type | Belt Drive |
Duty Rating | Hazardous Location |
Electrical Connection | Power Cord |
Features | Nonoverloading Centrifugal Wheel Design |
For Air Type | Flammable Vapor |
For High-static Pressure Applications | No |
High-efficiency Motor | No |
Housing Length | 50" |
Housing Material | Aluminum , Spun |
Housing Width | 50" |
Includes | Hazardous Location Motor |
Includes Drive Package | Yes |
Includes Motor | Yes |
Max. Bhp | 0.35 bhp |
Max. Inlet Temp. | 180°F |
Motor Hp | 333/1000 hp |
Motor Location | Out Of Airstream |
Motor Voltage | 230/460V |
Mount Type | Roof Curb |
Mounting Location | Roof |
Overall Dia. | 50" |
Overall Height | 36" , 37 3/4" |
Overall Length | 50" |
Overall Width | 50" |
Phase | 3 |
Propeller Shaft Dia. | 1" |
Resistance Properties | Weather Resistant |
Safety Features | Birdscreen |
Shaft Dia. Sheave End | 1" |
Shaft Dia. Wheel End | 1" |
Sones @ 0.125-in. Sp @ 5 Ft. | 6.2 sones |
Sones @ 0.250-in. Sp @ 5 Ft. | 5.7 sones |
Speed Control | No |
Wheel Dia. | 30 1/2" |
Wheel Material | Aluminum |
Wheel Type | Backward Inclined , Centrifugal Backward Inclined |
Application | Industrial And Commercial Applications |
Brake Horsepower | 7/20 bhp |
Compatible Curb Grainger Part Number | 2RB81, 2ZV84, 3C438, 4C455, 4HX43, 4HX51 |
Compatible Damper Grainger Part Number | 4HX69 |
Current | 1.2/0.6A |
Damper Size | 35" x 35" |
Exhaust Airflow @ 0.000 In Sp | 5912 CFM |
Exhaust Airflow @ 0.125 In Sp | 5222 CFM |
Exhaust Airflow @ 0.250 In Sp | 4340 CFM |
Frequency | 60 Hz |
Hazardous Location Specification | Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G |
Housing Material Fabrication | Spun |
Includes Drive Package With Motor | Yes |
Maximum Fan Speed | 365 RPM |
Maximum Inlet Air Temperature | 180°F |
Maximum Static Pressure | 1/4 in. wc |
Motor Enclosure | Totally Enclosed Nonventilated |
Motor Horsepower | 1/3 hp |
Motor Speed | 1725 RPM |
Nameplate Voltage | 230/460V AC |
Number Of Speeds | 1 |
Overall Diameter | 50" |
Sound Level | 5.7 sones @ 0.250 in SP and 5 ft, 6.2 sones @ 0.125 in SP and 5 ft, 9.2 sones @ 0.000 in SP and 5 ft |
Speed Controllable | No |
Standards | AMCA SOUND AND AIR, UL |
Wheel Diameter | 30 1/2" |