Roll Drop Winch, Thern,Inc

Roll Drop Winch From Thern Inc


1 - 877 - 487 - 7880
 

Roll Drop
Drum roll please...


Schools, theatres, studios, cruise ships and similar users can now raise and lower screens, backdrops and other materials more efficiently with Thern Roll Drops with drum lengths from 20 to 36 feet. Speed, drop heights and lengths can all be modified for specific needs. Separate controls are single or variable speed. DMX control configurations are also available. Roll Drops provide convenient storage of soft goods when rolled up and eliminates the need for additional overhead space to fly scenery sets. Heavy-duty construction and redundant braking provide enhanced reliability.


Motor is 115/230 or 208/230/460 volt three phase, 60 cycle, TEFC, reversible, continuous duty.
 
Worm gears provide low backdrive efficiency for secure load control.
 
Gearcase totally encloses gears. Gears operate in an oil bath for continuous lubrication to minimize wear.
 
Motor brake is a spring set, electrically released motor mounted disc brake.
 
Self-aligning flange style ball bearings with cast housing for smooth rotation.
 
Tubular motors available for more compact design.Tubular motors are located inside the drum section and includes an electric brake and limit switch. Available in 120/1/60 or 240/3/60.
 
Welded aluminum drum sized to limit deflection.
 
Steel frames capture drum ends for security.
 
Durable satin black enamel paint finish resists corrosion.
 
Designed for upright or under-hung installation.
 
Options include: speed and load changes, voltage changes, modified drum widths or diameters, manual overrides, variable speed motors and controls, DMX controls.
 
Compatible with variable speed drives.
 
Controls must be purchased separately.
 
2-year Limited Warranty
 
  Thern products are for lifting material only.

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