Crane fabricated with precision bolted construction throughout for case of erection and transportation under all conditions. Pinion gear and line shaft bearings are precision ball bearings lubricated for life and sealed. HI-CARBON STEEL double flanged wheels with heavy duty roller bearings. Furnished with standard headroom or notched low headroom construction for increased hook height. Structurally designed in accordance with A.I.S.C. specifications and meets Class C or Class D crane requirements per E.O.C.I. specification #61. Cranes wired in accordance with article 610 of the National Electric Code. Safety enclosed power and control conductors are furnished on all Model TDC cranes. Standard speeds from 50 to 175 FPM
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Top Running Double Girder Three Motor Center Driven Cranes

Top Running Double Girder Cranes
Top Running Double Girder Three Motor Center Driven Cranes

Top Running Double Girder Cranes
Top Running Double Girder Three Motor Center Driven Cranes

Top Running Double Girder Cranes
Top Running Double Girder Three Motor Center Driven Cranes

Top Running Double Girder Cranes
Top Running Double Girder Three Motor Center Driven Cranes

Top Running Double Girder Cranes
Model N/A Model TDC Competitor Series
Capacity N/A 3 Tons
Span N/A 25'-0" N/A 30'-0" N/A 35'-0" N/A 40'-0" N/A 45'-0"
Wheel Base N/A 8'-0"
Wheel Load (per wheel) N/A 5193 lbs. N/A 5398 lbs. N/A 5615 lbs. N/A 6050 lbs. N/A 6426 lbs.
Dimension B N/A 5'-1"
Dimension C N/A 4'-9"
Dimension H1 N/A 42 inches N/A 44 inches N/A 46 inches N/A 48 inches N/A 48 inches
Total Weight N/A 6772 lbs. N/A 7592 lbs. N/A 8459 lbs. N/A 10200 lbs. N/A 11706 lbs.
Dimension J N/A 4 3/4 inches
Dimension D N/A 1 1/2 inches
Dimension E N/A 32 inches
Dimension F N/A 30 inches
Dimension G N/A TBD
Dimension H2 N/A TBD
Controls N/A
  • 5-point variable speed with timed relays and overload protection for wound rotor motor. 2-speed with two (2) adjustable ballast resistors for cushioned acceleration and deceleration at each speed with squirrel cage motor.
  • Single speed with adjustable ballast resistors for smooth acceleration and reverse plugging gradual deceleration with smooth stop. 110 V control transformer, over load protection and legended terminal block.
Gears N/A
    Heavy Duty Center Drive - Highly efficient HELICAL gears with low helix angle. Long life Timken roller bearings. Forged alloy steel gears and pinions heat treated and hardened. Shaving of the gears and crown shaving of the pinions assures proper tooth contact and long quiet operation. Housing made from close grain stabilized cast iron and precision bored on fixed center machines.
Control1 N/A Control1
Control 2 N/A Control 2
Gears N/A Gears
TDC Dimensions
N/A Dimensional Drawing for Top Running Double Girder Three Motor Center Driven Cranes
Date N/A
Capacity N/A
Type N/A Top Running Underhung Single Girder
Span (Center to Center of Runway Track) N/A
Overhang N/A
Service N/A  
Number of Hours per Day N/A
Number of Lifts per Hour N/A
Type of Material to be Handled N/A
Usage N/A Extreme Conditions Indoor Use Outdoor Use
Type of Atmosphere N/A
Crane N/A Hand Geared Motor Driven Push Type
Crane Speed N/A
Trolley N/A Hand Geared Motor Driven Push Type
Trolley Speed N/A
Hoist Headroom N/A Hand Chain Low Headroom Standard Headroom
Lift N/A
Hoist Speed N/A
Air N/A
Electric N/A &nbps;
Manufacturer N/A
Model N/A
N/A Runway Collectors
Runway Collectors - Type N/A
Bridge Conductors N/A Bare Copper Wire Safety Enclosed
Bridge Conductors - Type N/A
Paint Specification N/A
Special Requirements N/A