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New Generation Antenna from
LUSO
for the 21st Century !
The World's Leading Heavy Duty Motorized,
Big Crank-up Tower for Your Radio Communications

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LUSO CRANK-UP TOWER BIG SERIES SPECIFICATION

Tower Model LUSO28EU  Self Supporting Crank-up Tower
Maximum Height 92ft. / 28m
Minimum Height 34ft. / 10.5m
Wind load Capacity 53.8sq.ft / 5u
Full extension wind speed : 57mph (92km/h) (25m/sec)
Bottom position wind speed : 157mph (253km/h) (70m/sec)
Maximum Loaded Weight 330lbs / 150kg standard
Option Max to 880lbs /400kg
Structure Triangular truss
Hot dip galvanizing
Monolithic structure by welding
Width of bottom Section 47inch / 1176mm
Length of a Section /Number of Sections 30ft. / 9m , 4 Sections
Mast Bearing Stand Mast bearing stand on a top of tower
Rotator Installation Stand 9ft. / 2794mm below the top of tower
Intermediate Mast Bearing Stand 6ft. / 1760 mm below the top of tower
Control Method Full automatic (with Indoor remote controller, without cable)
Inverter control

With soft start / soft stop function
Rise up and rise down Speed Approximately 47 seconds
Winch Winch designed for LUSO90US exclusively
Worm reduction gear and chain drive
Drum with grooves for wires
Hot dip galvanizing
then High temperature ( 392°F / 200℃ ) powder coating.
Electric Power for Winch Single phase AC 220 V , or your order specified
Motor Ratings Output 3HP / 2.2 kw
Motor Control Inverter control
Counter Balancer Using two units of balance weights
Elevator system
Hot dip galvanizing
then High temperature ( 392°F / 200℃ ) powder coating.
Guide Roller Guide Roller designed for LUSO Big series exclusively
Nitriding hardening
Two or more bearings are used per guide roller.
Pulley Pulley designed for LUSO Big series exclusively
Nitriding hardening
Two or more bearings are used per pulley.
Wire Many flexible steel wires for each side of the tower unit
The safety ratio of a wire far exceeds the elevator standard for man.

Method for Detecting Top and Bottom Position Rotary limit switch designed for LUSO Big series exclusively
Total Weight 9570lbs / 4350kg
Weight of Base Unit 616lbs / 280kg
Length of Basic Unit 7′7″ / 2300mm
Safety Fence It is an important security mechanism for preventing people contacting a machine operation section.
Three-sided fence
Shock Absorber It is an important security mechanism.
Three pieces for tower unit, Two pieces for balancer
Foundation See below

* The specification is subject to change without prior notice.

Standard Accessories
Tower Base Unit
Safety Fence
Shock Absorber
Indoor Controller and Remote Controller (for working outside)
Other costs
Cost for foundation work
Cost of instruction for installation
Electric cables for controller , power line and wind gauge
Crane charge for unloading tower from container and installation
Cost for customs clearance
Cost for electrical construction work
Domestic tax
Transportation cost : sea freight and local transportation charge
Cost for installation work

See separate page in terms of options.




elevation




foundation drawing (dimension in mm)










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6-5 Gobancho Chiyoda-ku Tokyo 102-0076 Japan
SUPER-TECHNO CORPORATION


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