- Country of Origin:
- United States
- Item - Roof Ventilators:
- Downblast Ventilator
- Drive Package With Motor Included:
- Yes
- Duty Rating - Roof Ventilators:
- Standard
- Drive Type - Roof Ventilators:
- Direct Drive
- Mounting Location - Roof Ventilators:
- Roof
- Number of Speeds:
- 1
- Voltage - Roof Ventilators:
- 115V AC
- Motor HP - Roof Ventilators:
- 1/3 hp
- Base Size - Roof Ventilators:
- 22 in x 22 in
- CFM @ 0.000-In. SP:
- 2093
- Base Length:
- 22 in
- Hz:
- 60
- Assembled/Unassembled:
- Assembled
- Motor Voltage:
- 115
- Adj. 6 3/8H Roof Curb Stock No.:
- 4c453"
- Includes:
- NEMA 1 Junction Box
- Item:
- Centrifugal Downblast Roof Exhaust Fan
- Max. Inlet Temp.:
- 130 Degrees
- Dimension A:
- 22 in
- Mounting Location:
- Roof
- Base Square Size - Roof Ventilators:
- 22 x 22""
- CFM @ 0.250-In. SP:
- 1984
- Max. BHP:
- 0.5
- CFM @ 0.500-In. SP:
- 1871
- Phase:
- 1
- Motor HP:
- 1/3
- Sones @ 0.125-In. SP @ 5 Ft.:
- 17.2
- Adj. 12 3/8H Roof Curb Stock No.:
- 2ZV82"
- Speed Control:
- 48C172
- Speed Controllable:
- Variable Speed
- Agency Compliance:
- AMCA Sound & Air, CSA Certified Motor, UL/cUL 705
- CFM @ 0.125-In. SP:
- 2038
- CFM @ 0.875-In. SP:
- 1673
- Shaft Dia. Wheel End:
- 1/2 in
- Dimension C:
- 23 3/4 in
- CFM @ 0.625-In. SP:
- 1810
- Base Width:
- 22 in
- Wheel Type:
- Backward Inclined
- CFM @ 0.375-In. SP:
- 1928
- Recommended 8 In. Fixed Curb Item No.:
- 4HX39
- Recommended 12 In. Fixed Curb Item No.:
- 2RB76
- Max. Operating Amps:
- 6
- Overall Height:
- 25 1/2 in
- Dimension B:
- 24 3/8 in
- CFM @ 1.500-In. SP:
- 1180
- CFM @ 0.750-In. SP:
- 1743
- Dimension D:
- 4 3/8 in
- Housing Material:
- Aluminum
- Wheel Dia.:
- 13 1/4 in
- Sones @ 0.250-In. SP @ 5 Ft.:
- 17.0
- CFM @ 1.250-In. SP:
- 1426
- RPM:
- 1725
- Drive Package Included:
- Yes
- CFM @ 1.000-In. SP:
- 1600
- Overall Dia.:
- 24 3/8 in
- Drive Type:
- Direct Drive
- Base Height:
- 1 3/4 in
- Wheel Material:
- Aluminum
- Standards:
- AMCA Sound and Air, CSA, UL/cUL 705
- Overall Length:
- 24 3/8 in
- Application:
- Industrial and Commercial Applications
- Features:
- Features a Fully Rolled Windband Bead for Increased Stability and Easy Transport, Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, Nema 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Opt
- Overall Width:
- 24 3/8 in
- Cutout Size:
- 17.5 in L x 17.5 in W
- Cutout Length:
- 17.5 in
- Frequency:
- 60 Hz
- For High-Static Pressure Applications:
- No
- Propeller Shaft Diameter:
- 1/2 in
- Safety Features:
- Birdscreen, Windband
- Brake Horsepower:
- 1/2 hp
- Current:
- 6.0/3.0 A
- Assembly:
- Assembled
- Exhaust Airflow @ 0.500 in SP:
- 1,871 cfm
- Base Shape:
- Square
- Base Diameter:
- Not Applicable
- Includes Motor:
- Yes
- Housing Length:
- 24.4 in
- Mounting Orientation:
- Vertical
- Maximum Inlet Air Temperature:
- 130 Degrees F
- For Air Type:
- Clean Air
- High-Efficiency Motor:
- No
- Wheel Diameter:
- 13 1/4 in
- Motor Location:
- Out of Airstream
- Motor Speed:
- 1,725 RPM
- Includes Drive Package:
- Yes
- Mount Type:
- Roof Curb
- Compatible Speed Control:
- 48C172
- Damper Size:
- 15 x 15 in
- Exhaust Airflow @ 0.000 in SP:
- 2,093 cfm
- Exhaust Airflow @ 0.250 in SP:
- 1,984 cfm
- Overall Diameter:
- 24 3/8 in
- Nameplate Voltage:
- 115/230V AC
- Housing Material Fabrication:
- Spun
- Spark Resistant Construction Type:
- A
- Motor Enclosure:
- Open Air Over
- Exhaust Airflow @ 0.375 in SP:
- 1,928 cfm
- Housing Width:
- 24.4 in
- Compatible Curb Manufacturer Part Number:
- 2RB76, 2ZV82, 4C453, 4C670, 4HX39, 4HX47
- Electrical Connection:
- Wire Leads
- Maximum Ambient Temperature:
- 130 Degrees F
- Airflow @ 0.000 in SP:
- 2,093 cfm
- Exhaust Airflow @ 0.125 in SP:
- 2,038 cfm
- Maximum Static Pressure:
- 1 1/2 in wc
- Sound Level:
- 14.0 sones @ 1.500 in SP and 5 ft, 14.9 sones @ 1.250 in SP and 5 ft, 15.5 sones @ 1.000 in SP and 5 ft, 16.0 sones @ 0.875 in SP and 5 ft, 16.2 sones @ 0.750 in SP and 5 ft, 16.4 sones @ 0.625 in SP and 5 ft, 16.7 sones @ 0.500 in SP and 5 ft, 16.8
- Motor Horsepower:
- 1/2 hp
- Maximum Fan Speed:
- 1,725 RPM
- Package Quantity:
- 1