Manitowoc mobile cranes
  sales@craneloadtech.co.za           011 323 9600

KEY SPECIFICATIONS

TYPE VALUE
Capacity 250 t Capacity
Main Boom Length 70 m Main Boom Length
Max Tip Height 110 m Max Height
Vehicle Gross Weight 60000 kg Gross Weight
Get a QuoteSpecifications
TECHNICAL
FEATURE DESCRIPTION
Boom13,3 m to 70,0 m seven section TWIN-LOCK™ boom. Maximum tip height 73,0 m.
Boom elevation1 cylinder with safety valve, boom angle from -1,5° to +82°.
Load moment and independent anti-two block systemLoad 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 permissible load, load indication and warning of impending two-block condition with lock-out hoist function.
CabAluminium, full vision, tiltable (approx. 20°), safety glass, adjustable operator's seat with suspension, engine-independent heater. Armrestintegrated crane controls. Ergonomically arranged instrumentation and crane operating controls
Slewing3 slewing gears with axial piston motors, planetary gears, automatic break.
Counterweight80 tonnes, consisting of various sections (50 t within 3,00 m vehicle width). Hydraulic removal system.
Hydraulic system2 seperate circuits, 1 axial piston vaiable displacement pump with electronic power limiting control and axial piston variable displacement pump for slewing. Thermostatically controlled oil cooler. Tank capacity: 890 l.
Control systemFull electronic control of all crane movements using electrical control levers with automatic reset to zero. Integrated with the RCL and engine management system by CAN-BUS. Crane Control System (CCS) with system with graphic display. Crane Star telematics system.
HoistAxial piston motor with planetary gear and brake. Drum rotation indicator. Hoist camera with light.
Optional equipment• Bi-fold swingaway, 12/21 m - with hydraulic offset and luffing under load(5° - 50°), controlled from the crane cab.
• Boom extension, jib extension(s) 29/37 m, consisting of bi-fold swingawayand 2 boom/jib extensions.
• Auxiliary hoist, self-rigging via counterweight
• Auxiliary boom nose using one part of line
• Auxiliary boom nose using two parts of line
• Air-conditioning system
• 2.0 m side stowed stub jib using 4 parts of line. Offset 8° and 30°
ChassisSpecial 5-axle chassis, all-welded torsion-resistant box type construction in high strength steel.
Outriggers4 double hydraulically telescoping beams with vertical cylinders and outrigger pads. Independent horizontal and vertical movement control on each side of the carrier and from the operators cab. Electronic level indicator with automatic levelling system.
EngineMercedes Benz OM471LA, diesel, 6 cylinders, water cooled, turbocharged, 390 kW at 1700 rpm (80/1269 EWG fan loose). Max. torque: 2460 Nm at 1300 rpm. Fuel tank: 300 l + 350 l. Engine emission: Euromot 4 / EPA / CARB Tier 4 final (non road).
TransmissionMercedes G 280 with VIAB -16 gears forwards and 2 reverse. 1-stage transfer case with longitudinal differential lock and VIAB turbo retarder coupling.
Drive/Steer10 x 6 x 10.
Axle lines5 axle lines, axle lines 2, 4 and 5 steered and driven. Axle lines 1 and 3 steered.
SuspensionMEGATRAK®. 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. Active suspension control on outrigger control units.
Tyres10 tyres, 385/95 R25 (14.00 R25).
SteeringDual circuit, hydraulic power assisted steering with emergency steering pump. Axle lines 1, 2, 3 and 5 steer on highway (steer by wire). Separate electronic hydraulic (steer by wire) steering of the 4th, and 5th axle line for all wheel steering and crabbing.
BrakesService brake: pneumatic dual circuit disc brakes acting on all wheels, air dryer. Permanent brake: exhaust brake and constant throttle brake. Parking brake: pneumatically operated spring-loaded brake acting on axle lines 2, 3, 4 and 5.
Drivers CabComposite designed aluminium and fibre reinforced plastic, 2-mandesign, safety glass, driver seat with pneumatic suspension, enginedependent hot water heater. Complete instrumentation and driving controls. Air condition. 12 V plug. Two rotating beacons. Fire extinguisher.
Electrical systemThree-phase alternator 28 V/100A, 2 batteries 12 V/170 Ah. Lighting system and signals 24 V.
Optional equipment• 10 x 8 x 10
• 10 tyres, size 445/95 R25 (16.00 R25).
• 10 tyres, size 525/80 R25 (20.5 R25) - Vehicle width 3.10 m.
• Folding bunk bed in carrier cab.
• Engine-independent hot water heater, with engine pre-heater.
• Reverse camera system.