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(13-08) Roof Fan - General Ventilation - Vertical Discharge - (2,800 - 7,000 CFM)
Roof mounted, belt driven exhaust fan for ducted or non-ducted applications
CONSTRUCTION


- Sturdily constructed belt drive roof exhausters for industrial and commercial applications.

- Galvanized steel wind-band and rain-proof butterfly dampers.

- Cast iron pillow block bearings (out of air stream), complete with external grease fittings.

- Cast aluminum blades.

- Heavy duty sheaves and belts out of air stream.

- Totally enclosed ball bearing motors (clean dry air, maximum 200° F).

- Available accessories include roof curbs, disconnect switches and explosion proof motors.
001 - Equipment Specification and Dimension Drawings:002 - Brochures:006 - Local Exhaust and Ventilation Duct 3D Layouts:017 - LEV CAD Blocks (Auto CAD, RVT, SLDPRT):
Main System / Part
Part # Description
LF-RTA-18 Belt drive roof exhauster c/w cast aluminum blade
LF-RTA-24 Belt drive roof exhauster c/w cast aluminum blade
LF-RTA-30 Belt drive roof exhauster c/w cast aluminum blade
LF-RTA-36 Belt drive roof exhauster c/w cast aluminum blade
LF-RTA-42 Belt drive roof exhauster c/w cast aluminum blade
LF-RTA-48 Belt drive roof exhauster c/w cast aluminum blade
LF-RTA-54 Belt drive roof exhauster c/w cast aluminum blade
LF-RTA-60 Belt drive roof exhauster c/w cast aluminum blade
Automatic Motor Starter
Part # Description
P-025-24S-230V-1PH-0.5HP Energy Saver E- Man© 230V/1/60. Fan Motor control station for 0.5 HP. Permits automatic start-stop of the fan from the extractor arm hood, hose reel or other device with Remote Switch. Remote mounted switches must be ordered separately (EG: LS-12 - Hood mounted Switch, MS-12 Hose reels...). Comes complete with relevant Motor overload. Also includes a 50 VA 24V AC transformer for powering devices such as halogen Lights.
P-025-24S-460V-3PH-20HP Energy Saver E- Man© 460V/3/60. Fan Motor control station. Rated up to 20 HP. Permits automatic start-stop of the fan from the extractor arm hood, hose reel or other device with Remote Switch. Remote mounted switches must be ordered separately (EG: LS-12 - Hood mounted Switch, MS-12 Hose reels...). Comes complete with relevant Motor overload. Please specify Motor HP when ordering ______. Also includes a 50 VA 24V AC transformer for powering devices such as halogen Lights.
P-025-24S-575V-3PH-20HP Energy Saver E- Man© 575V/3/60. Fan Motor control station. Rated up to 20 HP. Permits automatic start-stop of the fan from the extractor arm hood, hose reel or other device with Remote Switch. Remote mounted switches must be ordered separately (EG: LS-12 - Hood mounted Switch, MS-12 Hose reels...). Comes complete with relevant Motor overload. Also includes a 50 VA 24V AC transformer for powering devices such as halogen Lights.
Misc. Options (when ordering main unit)
Part # Description
LF-RTA-18-RC Roof curb for LF-RTA-18 Belt drive roof exhauster
LF-RTA-24-RC Roof curb for LF-RTA-24 Belt drive roof exhauster
LF-RTA-30-RC Roof curb for LF-RTA-30 Belt drive roof exhauster
LF-RTA-36-RC Roof curb for LF-RTA-36 Belt drive roof exhauster
LF-RTA-36-VFD Variable frequency drive 575V
LF-RTA-42-RC Roof curb for LF-RTA-42 Belt drive roof exhauster
LF-RTA-48-RC Roof curb for LF-RTA-48 Belt drive roof exhauster
LF-RTA-54-RC Roof curb for LF-RTA-54 Belt drive roof exhauster
LF-RTA-60-RC Roof curb for LF-RTA-60 Belt drive roof exhauster
LF-RTA-DSCSW Disconnect switch for LF-RTA series roof exhausters
VFD-575V-25 Variable Frequency drive for 25HP 575/3/60Hz motor
Energy Saving Options (Automatic Dampers, Timers, VFD's...)
Part # Description
P-025-24S-230V-3PH-7.5 HP Energy Saver E- Man© 230V/3/60. Fan Motor control station for 7.5 HP. Permits automatic start-stop of the fan from the extractor arm hood, hose reel or other device with Remote Switch. Remote mounted switches must be ordered separately (EG: LS-12 - Hood mounted Switch, MS-12 Hose reels...). Comes complete with relevant Motor overload. Also includes a 50 VA 24V AC transformer for powering devices such as halogen Lights.
 
Other Industries / Processes
As we understand that our products may need to be re-applied during their life span (+20 years), we have listed below other applications that this product can be used For. Before re-applying any of our solutions, please contact one of our representatives to confirm the suitability of your application.

Chemicals and Plastics Manufacturing - Resin Manufacturing
Chemicals and Plastics Manufacturing - Rubber Manufacturing
Chemicals and Plastics Manufacturing - Soap Manufacturing
Construction - Concrete Demolition Hammer
Educational Facilities - Auto Shop
Educational Facilities - Welding Shop
Food & Beverage Manufacturing - Canning
Food & Beverage Manufacturing - Food Packaging Plant
Food & Beverage Manufacturing - Fruit Production
Food & Beverage Manufacturing - Refrigeration
Forensics - Forensics Laboratories
Heavy and Farm Equipment Repair - Farm Equipment Repair
Heavy and Farm Equipment Repair - Heavy Equipment Repair
Machine Shop - Straight Line Automatic Buffing
Marine - Hull Building
Mining and Quarrying - Drilling
Mining and Quarrying - Lead Smelting
Mining and Quarrying - Nickel Mining
Miscellaneous Operations - Cigarette and Tobacco Smoke
Miscellaneous Operations - Mortuary Table
MRO - Diesel Engines Repair
MRO - Heavy Equipment Repair
MRO - Steel Welding
Museums, Historical Sites, and Similar Institutions - Artifact Cleaning
Museums, Historical Sites, and Similar Institutions - Paleontology
National Defense - Military Vehicle Repair
Painting - Dip Tank
Painting - Drying Oven Ventilation
Painting - Large Paint Booth
Painting - Paint Mix Storage Room
Painting - Trailer Interior Spray Painting
Paper and Leather Manufacturing - Paper Bleaching
Paper and Leather Manufacturing - Paper Pulping
Process Engineering - Air Cooled Mixer and Muller
Process Engineering - Banbury Mixer
Process Engineering - Bucket Elevator Ventilation
Process Engineering - Mixer And Muller Hood
Process Engineering - Roller Mill Ventilation
Public Transportation - Bus Maintenance and Repair
Public Transportation - Subway Maintenance and Repair
Public Transportation - Train Maintenance and Repair
Refineries and Energy - Renewable Energy Manufacturing
Robotics and Artificial Intelligence - Robot Manufacturing
The Art's - Cleaning with Solvents and VOC's
Vehicle Repair Garage - Cars & Small Trucks Repair
Vehicle Repair Garage - Diesel Engines Repair
Vehicle Repair Garage - Service Garage Ventilation Overhead
Vehicle Repair Garage - Truck Repair
Waste Management - Vehicle Repair Garage
Welding Shops - Steel Welding
Woodworking - Wood Briquetting
Woodworking - Wood Incineration