
Dayton 3G-OTH-81785 — Technical Specifications
The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 7AF01) is a flammable vapor belt-drive fan with drive, featuring a 24 1/2 in wheel and 4,637 cfm exhaust airflow. It is unassembled, includes a drive package, and is rated for hazardous locations: Class I Groups C & D, Class II Groups E & F. The fan operates with a totally enclosed fan-cooled motor at 115/208-230V AC, single speed, and is designed for roof mounting.
Technical Specifications
| Parameter | Value |
|---|---|
| Type | Includes Drive Pack, 4,637 cfm |
| Brand | DAYTON |
| Wheel | 24 1/2 in |
| Assembly | Unassembled |
| Base Shape | Square |
| Drive Package | Includes Drive Package |
| Motor Enclosure | Totally Enclosed Fan Cooled |
| Motor Efficiency | Standard-Efficiency Motors |
| Number Of Speeds | 1 |
| Mounting Location | Roof |
| Nameplate Voltage | 115/208-230V AC |
| High-Efficiency Motor | No |
| Manufacturer Part Number | 7AF01 |
| Hazardous Location Rating | Class I Groups C & D, Class II Groups E & F |
| Hazardous Location Specification | Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group F |
| Exhaust Airflow @ 0.000 In SP - Range | 2,000 to 4,999 cfm |
| For High-Static Pressure Applications | No |
