CRANE SPECIFICATIONS
BOOM
5 section full power partially synchronized telescoping boom of
round box construction with 7 sheaves at boom head.
The synchronization system consists of 2 telescope cylinders,
extension cables and retraction cables. Hydraulic cylinder fitted
with holding valve. 2 easily removable wire rope guards, rope
dead end provided on both sides of boom head. Boom telescope
sections are supported by wear pads both vertically and
horizontally.
Fully retracted length....... 12.8 m
Fully extended length ...... 51.0 m
Extension speed.............. 38.2 m in 170 s
Root diameter.................. 0.44 m
BOOM ELEVATION
By a double acting hydraulic cylinder with holding valve.
Combination controls for hand or foot operation. Boom angle
indicator.
Automatic speed reduction and slow stop function.
Boom angle ..................... -1.5˚– 80.5˚
Boom raising speed ........ 20˚ to 60˚ in 46 s
JIB
2 stage swing around boom extention with triple offset (tilt type).
Single sheave at jib head.
Stows alongside base boom section.
Length ............................. 10.1 m, 17.7 m
Offset............................... 3.5˚, 25˚, 45˚
Root diameter.................. 0.396 m
AUXILIARY LIFTING SHEAVE (SINGLE TOP)
Single sheave mounted to main boom head for single line
work(stowable).
Root diameter.................. 0.396 m
ANTI-TWO-BLOCK DEVICE
Pendant type over-winding cut out device with
audio-visual (FAILURE lamp/BUZZER) warning system.
SLEWING
Hydraulic axial piston motor driven through planetary slewing
speed reducer. Continuous 360˚ full circle slewing on ball
bearing.
Equipped with manually locked/released slewing brake.
A positive slewing lock for pick and carry and travel modes,
manually engaged in cab. Twin slewing system : Free slewing or
lock slewing controlled by selector switch on front console.
Slewing speed ................. 1.5 min
-1
{rpm}
WINCH
MAIN WINCH
Variable speed type with grooved drum driven by hydraulic axial
piston motor through speed reducer. Power load lowering and
raising.
Equipped with automatic brake (neutral brake) and
counterbalance valve. Controlled independently of auxiliary winch.
Equipped with cable follower and drum rotation indicator.
MAIN DRUM
Root diameter x wide .................................... 0.362 m x 0.681 m
Wire rope diameter x length ............................... 19 mm x 285 m
Drum capacity .................................................... 346 m, 7 layers
Maximum single line pull (1st layer)................ 89.1 kN (9,090 kgf)
Maximum permissible linepull wire strength...... 64.7 kN (6,600 kgf)
AUXILIARY WINCH
Variable speed type with grooved drum driven by hydraulic axial
piston motor through speed reducer. Power load lowering and
raising.
Equipped with automatic brake (neutral brake) and
counterbalance valve. Controlled independently of main winch.
Equipped with cable follower and drum rotation indicator.
AUXILIARY DRUM
Root diameter x wide .................................... 0.362 m x 0.681 m
Wire rope diameter x length ................................ 19 mm x 147 m
Drum capacity ..................................................... 346 m, 7 layers
Maximum single line pull (1st layer)................ 89.1 kN (9,090 kgf)
Maximum permissible linepull wire strength ....... 64.7 kN (6,600 kgf)
WIRE ROPE
Non-rotating wire (no-spin), extra improved plow steel, preformed,
independent wire rope core, right regular lay.
Main & Auxillary................. 19 mm
HOOK BLOCKS
100 ton (option)
7 sheaves with swivel hook and safety latch
50 ton (option)
5 sheaves with swivel hook and safety latch
35 ton (option)
3 sheaves with swivel hook and safety latch
6.6 ton
Weighted hook with swivel and safety latch
COUNTERWEIGHT
Self-removable counterweight ............... 11,200 kg
HYDRAULIC SYSTEM
PUMPS
2 variable piston pumps for crane functions.
Tandem gear pump for steering, slewing and optional equipment.
Powered by carrier engine. Pump disconnect for crane is
engaged/disengaged by rotary switch from operator's cab.
CONTROL VALVES
Multiple valves actuated by pilot pressure with integral pressure
relief valves.
RESERVOIR
795 liters capacity. External sight level gauge.
FILTRATION
BETA10=10 return filter, full flow with bypass protection, located
inside of hydraulic reservoir. Accessible for easy replacement.
OIL COOLER - Air cooled fan type.
CAB AND CONTROLS
Both crane and drive operations can be performed from one
cab mounted on rotating superstructure.
20º tilt, left side, 1 man type, steel construction with sliding door
access and safety glass windows opening at side. Door
window is powered control. Windshield glass window and roof
glass window are shatter-resistant. Wiper and washer (front windshield
and roof window). Tinted safety glass and sun visor. Tilt-telescoping
steering wheel. Adjustable control lever stands for slewing, boom
elevating, boom telescoping, auxiliary winch and main winch. Control
lever stands can change neutral positions and tilt for easy access to
cab. Foot operated controls: boom elevating, boom telescoping, service
brake and engine throttle. 3 way adjustable operator's seat with high
back, headrest and armrest. Cab floor mat. Engine throttle knob. Hot
water cab heater and air conditioning.
Dash-mounted Instrument panel, Multifunction Display, Starter switch
(engine start / stop), 12 V power outlet, USB port, drive selector switch,
parking brake switch, steering mode select switch, power window
switch, pump engaged/disengaged switch, slewing brake switch, boom
telescoping/auxiliary winch select switch, outrigger control panel, free
slewing/lock slewing selector switch and air conditioning control swich.
Instruments panel - Torque converter oil temperature, engine water
temperature, air pressure, fuel, speedometer, tachometer,
hour meter and odometer/tripmeter.
Multi function display - Fuel consumption monitor.
SPEC. SHEET NO. GR-1000E-4-00101/EX-01
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Содержание GR-1000EX-4
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