Mechanical Truck Crane
6350-TC
1. GENERAL
Type: Truck mounted, fully revolving
Max. lifting capacity: 210,000 kg
(21.34 m heavy duty boom, at operating radius
7.0 m)
Working weight: Approx. 246 metric tons
(Machine consists of: Upper, lower 4 counterweights,
module, 21.34 m heavy duty boom,
mast, 34Ø hoist cable, 7 sheave 210 ton hook
block.)
2. GENERAL DIMENSIONS
Overall length of carrier w/outriggers
16,120 mm
Width of machinery cab 3,360 mm
Height to top of machinery cab 4,400 mm
Radius of rear end (counterweight 1, 2, 3, 4)
6,960 mm
Radius of rear end (machinery cab)
5,250 mm
Radius of rear end (gantry folded)
7,930 mm
Center of rotation to boom foot pin
1,630 mm
Height from ground to boom foot pin
2,890 mm
Clearance height over gantry (raised)
8,720 mm
Counterweight ground clearance
1,790 mm
Center of rotation to center of rear axles
740 mm
Overall width of carrier 3,700 mm
Ground clearance (rear suspension)
230 mm
Wheel base 8,320 mm
Main hoist cable dia 34 mm
Auxiliary hoist cable dia 26 mm
Boom hoist cable dia 26 mm
3. UPPER MACHINERY
3.1 POWER PLANT
Diesel: Cummins NTA 855-C400, 6 cylinder, 139.7 mm bore x 152.4 mm stroke, 14.01 liter displacement, 4 cycle, turbocharged aftercooled, water cooled, 24 volt electric starting 400 PS @ 2100 rpm full load engine out put, full flow and by-pass lube oil filters, two stage dry type air cleaner with restriction indicator.
3.2 TORQUE CONVERTER:
Single stage, stationary housing with modulated clutch, two double power take off towers.
3.3 TRANSMISSIONS
Right Hand Transmission: Two speed, electrohydraulic power shift transmission, chain drive.
Pressure lubricated bearing gears and chain.
(Driven by torque converter).
Left Hand Transmission: Two speed, hydraulic disc clutches non-power shift, input & output thru universal drive shafts. Pressure lubricated,anti-friction bearings, roller chain and spur gears. (Drive by engine crankshaft)
3.4 FUEL TANK
Double tanks, enclosed fuel filter:
Total capacity: 570 liters
3.5 TORQUE CONVERTER TRANSMISION
HYDRAULIC SYSTEM
Combined system for control, driven and lubrication.
265 litter reservoir with level indicator, oil to water heat exchanger cooled.
High efficiency, fuel flow pressure line filters with exchanger cooled.
3.6 BATTERIES
(4) - 12 volt H.D. rates, series and parallel connected,
150 Amp. Hour rated.
3.7 BOOM HOIST ASSEMBLY
Independent planetary gear hoisting and lowering.
Mechanically interlocked, spring set boom hoist drum pawl and hydraulically set boom lowering planetary pawl.
Driven from front of engine.
Interlocked with left-hand transmission to prevent boom lowering with transmission in neutral.
Grooved double drums mounted on antifriction bearing.
Clutch: Planetary boom hoist and lowering,band type internal expanding
Brake: Band-type external contracting double brakes, spring set hydraulic release.
Line Speed (based engine full load speed)
Low speed hoisting: 10 m/min
Low speed lowering: 9 m/min
High speed hoisting: 28 m/min
High speed lowering: 2.5 m/min
3.7 MAIN DRUMS
Front and rear drum assembly. Tandem: antifriction bearing, driven from flywheel end of
engine through torque converter and two speed transmission. Both drums over winding.
Clutch: Band type, internal expanding.
Brake: Band type, external contracting,hydraulically applied, spring set safety devices,
spring set hydraulic release safety pawl.
Line Speed (based on max. rated load of hoist line)
Aux. hoist Main hoist
Wire rope 26 mm dia 34 mm dia
Max. rated load
Low gear line speed
High gear line speed
3.9 SWING UNIT
Swing motion through two electro-magnetic magne-torque units.
Bevel and spur gear drive. Drive from front of
engine.
3.10 SWING BRAKE
External contracting band brake double action,spring set hydraulic release.
3.11 SWING SPEED
Based on engine at full load speed, with 21.34m boom and no load - high speed, 1.5 rpm, low
speed 0.6 rpm.
3.12 TYPE OF FASTENING UPPER TO
CARRIER
Swing circle roller bearing type, detachable.
Ring gear internal teeth.
3.13 ONTROLS
Twist grip engine throttle an modulated clutch control.
Engine instrument console mounted beside operator.
Engine tachometer, hour meter, transmission oil pressure gauges. Electric transmission,drum pawl, drum locks and swing brake controls.
Full flow power hydraulic system
3.14 GANTRY
High gantry lowers automatically toward rear into cab of recess. Two positions: full up and full
down with rear toggle linkage. Gantry can be locked in up position.
Hydraulic gantry-assist cylinders.
3.15 COUNTERWEIGHT
Four pieces, external mounted, cast construction.
Quickly removing. Pin connected.
Total weight: 60000 kg
3.16 MACINERY CAB
All steel construction, access panels on both sides and roof. Removable panels for main
drum brake access. No lines pass thru cab. Low profile, recessed center roof, sliding doors.
Auxiliary platform (optional)
3.17 OPERATORS CAB
Detachable for transportation. Quick disconnects
for hydraulic and electric connection.
High visibility, welded construction, side mounted consoles for auxiliary controls and instruments.
Sliding door, all tinted safety glass. Auxiliary platform.
Optional: Heater, cooler, window wipers and flood lights.
Cooler require 3 KVA generator set.
4. CARRIER
4.1 POWER PLANT
Diesel, Cummins KT-450, 6 cylinder, 155.3 mm bore x 158.3 mm stroke, 18.96 liter displacement, 4 cycle, turbocharged, water cooled, 24 volts electric starting, 450 PS @ 2100 rpm full load engine output, full flow and by-pass lube oil filters, two stage dry type sir cleaner.
4.2 TRANSMISSION
Main: Power shift with torque converter, six forward speeds on reverse with lock-up mode and
integral retarder.
Auxiliary: Air shift, four-speed.
4.3 FUEL TANK
Capacity: 490 liters, meets FHWA requirements.
Optional: 490 liters for 920 liters total capacity.
4.4 BATTERIES
(29 - 12 volt H.D. rated, 8-D series, series and
parallel connected. 215 Amp hours rated @ 20 hour rate.
4.5 FRAME
Front section is fabricated channel. Rear section is a fabricated box section, cross braced
and reinforced. Front bumper of bent plate.High strength low ally steel plate used extensively.
4.6 CAB
One-man cab offset to left side of engine compartment,,all window safety glass, electric windshield wiper, removable dash panel (with tachometer, speedometer, air pressure gouge,
ammeter, coolant temperature gauge, engine oil pressure gauge, fuel level gauge and switches),air horn dome light, amber rotary light, seat with belt and large rear view mirrors (both sides). Crank down door window and slide-by type right side windows. Air vent on left side.
4.7 LIGHTING
Two headlights with foot operated dimeter switch.
Stop, tail, directional, clearance, fog, parking and rear license plate lights. Two weather-proof
sockets provided for upper lighting during transit.In cab: dome light, illuminated gauges, indicator lights for hi-beam, directional, emergency flasher and low air pressure warning, maxi-brakes set warning and hydraulic circuit warning lights.
4.8 STEERING
Ross warn and roller steering gear 32.2 to 1 ratio.53 cm diameter steering wheel. Garrison power assist.
4.9 AXLE
Front: Anderson-Bolling in tridem. 2930 mm
track.
Rear: Clark BD-91000 planetary drive axles in tridem. 2820 mm track. 12.0 to 1 total ratio. No interaxle differential.
4.10 BRAKE
Service: Dual air brake circuit with front and rear brakes on separate circuits.
Emergency/Parking: Air release, spring set brake chambers on all wheels controlled from cab. Separate reservoir for release of spring set brakes.
4.11 SUSPENSION - FRONT & REAR
Hendrickson solid mounted tridem suspension with torque rods.
4.12 TIRES
Eighteen 14.00 x 24 - 24 PR. on-off highway tread, on Goodyear 1024 MD rims.
4.13 OUTRIGGERS
Boxes: Four fabricated boxes of high strength low alloy steel plate.
Beams: Four fabricated reinforced box section beams of high strength low alloy steel plate.
Beams telescope to fully extended position of 4600 mm from longitudinal center of carrier to center line of float.
Hydraulic outrigger assembly:
Twelve double acting hydraulic cylinders provide Independent horizontal and vertical movement of each beam.
Vertical cylinders have lock check valves.
Electric solenoid actuated directional control valves are operated from two control panels.
Each panel controls outriggers on control side only.
Floats: Four aluminum floats.
4.14 PERFORMANCE - ON HIGHWAY
18 forward speed, 3 reverse speeds.
Performance in highest and lowest gear based on engine at full load and class 1 good surface road and less upper.
Lowest gear on 19.7 % grade: 8 km/h
Highest gear on 0.5 % grade: 75 km/h
5. CRANE ATTACHMENT
5.1 HEAVY DUTY BOOM
Tubular T-1 steel, lattice construction, pin connected.
Open throat, cross section 2390 mm square with seven boom point sheaves on tapered tip mounted on anti-friction bearings.
Basic length, two section: 21.34 m
Tapered base section: 12.19 m
Tapered tip section: 9.14 m
Maximum boom length: 88.39 m
5.2 BOOM INSERT
Main boom inser ts with suspension cable assemblies, pin connections 3.05 m, 6.10 m and 12.19 m boom insert available.
5.3 JIB (Optional)
Tubular T-1 steel, lattice construction, pin connected.
Extensible up to 24.38 m
Basic length, two equal sections: 9.14 m Jib cross section 1070 mm square with one boom point sheave on anti-friction bearings.
5.4 JIB INSERT (Optional)
Jib boom inserts with cable assemblies, pin connections.
3.05 m, 6.10 m and 9.14 m jib boom insert available.
5.5 BOOM HOIST REEVING
20 parts of balanced line - spreader sheaves mounted on anti-friction bearings.
5.6 HOOK BLOCK FOR MAIN BOOM
90 ton three sheave swivel hook (Optional)
210 ton seven sheave swivel hook
5.7 HOOK BLOCK FOR JIB (Optional)
13.5 ton weighted ball hook, single line
25 ton single sheave swivel hook
5.8 POWER CONTROLLED LOAD LOWERING
Planetary gear type power lowering with external contracting clutch band.
5.9 MAST - REQUIRED FOR ALL BOOMS
Fabricated high tensile strength steel, two rectangular legs of box section cross laced design
13.72 m long.
5.10 SAFETY DEVICE
Over load warning device
Crane over hoist limit
Boom over hoist limit
Single horn
Drum lock
Main hoist drum lock
Boom back stop
6.TOOLS AND ACCESSORIES
A set of tools and accessories are furnished to each units.
7. PANTING
Machine will be painted with standard colors
as follows:
Outside of cab: High visibility yellow
Inside of cab: Light gray
Carrier chassis and attachment: black
Remarks:
We may comply with your special request as to
the painting if you have any.
