Tadano GR-800EX Manual

CRANE SPECIFICATIONS
MODEL
GR-800EX
CAPACITY
80,000 kg at 3.0 m
BOOM
5-section full power partially synchronized telescoping boom of
round box construction with 6 sheaves at boom head.
The synchronization system consists of 2 telescope cylinders,
extension cables and retraction cables.
Hydraulic cylinders fitted with holding valves.
Fully retracted length ......................12.0 m
Fully extended length ..................... 47.0 m
Extension speed .............................35.0 m in 160 s
JIB
2-staged swingaround boom extension.
Triple offset (3.5˚/25˚/45˚) type.
Stows alongside base boom section.
Assistant cylinders for mounting and stowing.
Single sheave at jib head.
Length.............................................10.1 m and 17.7 m
SINGLE TOP (AUXILIARY BOOM SHEAVE)
Single sheave. Mounted to main boom head for single line work.
HYDRAULIC ROUGH TERRAIN CRANE
GR-800EX
Left hand steering
GENERAL DATA
CRANE CAPACITY
BOOM
DIMENSION
Overall length
Overall width
Overall height
MASS
Gross vehicle mass
- front axle
- rear axle
PERFORMANCE
Max. travelling speed
Gradeability(tan )
*Machine should be operated within the limit of engine crankcase
design (17˚ : MITSUBISHI 6M60-TL)
SPEC. SHEET NO. GR-800E-2-00102/EX-04
80,000 kg at 3.0 m
5-section, 12.0 m - 47.0 m
approx. 14,375 mm
approx. 3,315 mm
approx. 3,795 mm
approx. 51,410 kg
approx. 24,325 kg
approx. 27,085 kg
computed 36 km/h
computed 94 % (at stall)
*30 %
ELEVATION
By a double-acting hydraulic cylinder, fitted with a holding valve.
Automatic speed reduction and slow stop function.
Boom angle........................ -1.5˚ to 80.5˚
Boom raising speed................ 20˚ to 60˚ in 46s
HOIST-Main winch
Variable speed type with grooved drum driven by hydraulic
axial piston motor through winch speed reducer. Power load
lowering and hoisting.
Equipped with automatic brake (neutral brake) and
counterbalance valve.
Controlled independently of auxiliary winch.
Single line pull ..................64.7 kN {6,600 kgf}
Single line speed(High)....149 m/min (at the 4th layer)
Single line speed(Low) ....107 m/min (at the 4th layer)
Wire rope..........................No-spin type
Diameter x length .............19 mm x 250 m
HOOK BLOCK(Optional) - 80 t capacity
7 sheaves, swivel type hook with safety latch.
HOOK BLOCK(Optional) - 50 t capacity
5 sheaves, swivel type hook with safety latch.
HOOK BLOCK(Optional) - 35 t capacity
3 sheaves, swivel type hook with safety latch.