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Manitowoc Grove GMK3050-2 Guide Des Produits page 10

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Specifications
Superstructure
Boom
10,2 m to 40,0 m five section TWIN-LOCK™ boom.
Maximum tip height 43,0 m.
Boom elevation
1 cylinder with safety valve, boom angle from -2,7° to +82°.
Load moment and independent
anti-two block system
Load moment and independent anti-two block system with audio visual
warning and control lever lock-out. These systems provide graphic display of
boom angle, length, radius, tip height, relative load moment, maximum per-
missible load, load indication and warning of impending two-block condition
with lock-out hoist function.
Cab
Aluminium, tiltable (approx. 20°), full vision, safety glass, adjustable ope-
rator's seat with suspension, engine-independent heater. Armrest-integrated
crane controls. Ergonomically arranged instrumentation and crane operating
controls. Drive/steer controls.
Slewing
Axial piston fixed displacement motor, planetary gear, service brake and
holding brake.
Counterweight
7,5 tonnes, fixed to the superstructure.
Engine
See carrier.
Hydraulic system
2 separate pump circuits operating in an open circuit with 1 axial piston
variable displacement pump (load sensing) and 1 geared constant delivery
pump for slewing. Thermostatically controlled oil cooler.
Tank capacity: 600 l.
Control system
Full electronic control of all crane movements using electrical control levers
with automatic reset to zero. Integrated with the LMI and engine management
system by CAN-BUS. Crane Control System (CCS) with graphic display.
Hoist
Axial piston motor with planetary gear and brake. Drum rotation indicator.
* Optional equipment
• Swingaway 8 m manual offset 0°, 20°, 40°
• Auxiliary hoist.
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Carrier
Chassis
Special 3-axle chassis, all-welded torsion-resistant box type construction in
high strength steel.
Outriggers
4 hydraulically telescoping beams with vertical cylinders and outrigger pads.
Independent horizontal and vertical movement control on each side of carrier
and from the crane operator's cab. Electronic level indicator with automatic
levelling system.
Engine
Cummins QSL9 - C 350, diesel, 6-cylinder in-line, water cooled turbocharged
and intercooled, 254 kW at 2100 rpm, max torque 1526 Nm at 1400 rpm.
Fuel tank capacity: 400 l.
Engine emission: Euromot Stage 5 / EPA / CARB Tier 4 Final (non road).
Cummins QSL9 - C 350, diesel, 6-cylinder in-line, water cooled turbocharged
and intercooled, 261 kW at 2100 rpm, max torque 1519 Nm at 1500 rpm.
Fuel tank capacity: 400 l.
Engine emission: EPA / CARB Tier 3 (non road).
Transmission
ZF Traxon automatic, 12 forward and 2 reverse speeds.
Single speed transfer case with inter-axle differential lock.
Drive/Steer
6 x 4 x 6.
Axle lines
3 axle lines. Axle lines 1, 2 and 3 steered, 2 and 3 driven.
Suspension
MEGATRAK®. All wheels with independent hydropneumatic suspension and
hydraulic lockout. Longitudinal and transverse level control with automatic
on-highway levelling system.
Range +170 mm/-130 mm.
Tyres
6 tyres, 385/95 R25 (14.00 R25).
Steering
Dual circuit, Servocom power steering with emergency steering pump. Sepa-
rate steering of the 3rd axle line for all-wheel steering and crabbing.
Brakes
Service brake: pneumatic dual circuit, acting on all wheels, air dryer.
Anti-lock braking system (ABS). Permanent brake: exhaust brake and constant
throttle brake. Parking brake: pneumatically operated spring-loaded brake,
acting on 1st and 3rd axle lines.
Cab
Aluminium, 2-man-design, safety glass, driver seat with pneumatic suspen-
sion, engine-dependent hot water heater. Complete instrumentation and
driving controls. 60° tilt forward for engine access.
Electrical system
Three-phase alternator 28 V/100A, 2 batteries 12 V/170 Ah.
Lighting system and signals 24 V.
* Optional equipment
• Drive/Steer:wwww 6 x 6 x 6.
• Electric driveline retarder.
• 6 tyres, 445/95 R25 (16.00 R25) - Vehicle width 2,75 m.
• 6 tyres, 525/80 R25 (20.5 R25) - Vehicle width 2,85 m.
• Engine-independent hot water heater, with engine pre-heater.
*Further optional equipment upon request.

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