All Terrain | GMK5220 | Mobile Cranes, Southern Africa. New and Second Hand Cranes

All Terrain | GMK5220

Summary

This five-axle, all-terrain crane offers a 220t maximum capacity coupled with a 68-m, TWIN-LOCK boom. Inserts and swingaway further increase tip height to 108 m. The fully automatic ALLISON transmission, combined with MEGATRAK independent suspension system, ensures optimal performance both on and off-road.

Features

- Exclusive MEGATRAK™ suspension
- Exclusive MEGAFORM™ boom design
- Seven-section full-power boom
- TWIN-LOCK™ boom pinning system
- Hydraulic power luffing boom extension


Quick Reference Guide
Capacity	Main Boom Length	Boom Extension	Max Height
220 t	68 m	12 - 37 m	108 m

Superstructure
Boom	13,3 m to 68,0 m seven section TWIN-LOCK™ boom. Maximum tip height 71,0 m.
Boom elevation	1 cylinder with safety valve, boom angle from -1,5° to +83°.
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 electronic 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.
Cab	Aluminium, tiltable (approx. 20°), full vision, safety glass, adjustable operator's seat with suspension, engine-dependent heater. Armrest-integrated crane controls. Ergonomically arranged instrumentation and crane operating controls.
Slewing	3 slewing gears with axial piston motors, planetary gear, automatic brake with foot operated release switch for free slew.
Counterweight	51 tonnes, consisting of various sections (vehicle width 3.00 m). Hydraulic removal system.
Engine	Mercedes-Benz OM906LA, diesel, 6 cylinders, water cooled, turbocharged, 170kW (231 HP) at 2200 rpm. (80/1269 EWG - fan rigid). Max. torque: 810 Nm at 1200 rpm. Fuel tank capacity: integrated in carrier fuel reservoir. Engine emission: EUROMOT / EPA / CARB (non road).
Hydraulic system	2 separate circuits, 1 axial piston variable displacement pump (load sensing), with electronic power limiting control and 1 double gear pump for slewing. Termostati-cally controlled oil cooler. Tank capacity: 916 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. ECOS system with graphic display.
Hoist	Axial piston motor with planetary gear and brake. Drum rotation indicator.
Electrical system	Tree-phase alternator 28 V/80 A, 2 batteries 12 V/170 Ah.
Carrier
Chassis	Special 5-axle chassis, all-welded torsion-resistant box type construction in high strength steel.
Outriggers	4 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.
Engine	Mercedes-Benz OM502LA, diesel, 8 cylinders, water cooled, turbocharged, 420 kW (571 HP) at 1800 rpm (80/1269 EWG - fan loose). Max. torque: 2700 Nm at 1200 rpm. Fuel tank capacity: 515 l. Engine emission: EUROMOT / EPA / CARB (non road).
Transmission	Allison automatic 4000 SP, 6 forward and 1 reverse speed. Two speed transfer case with inter-axle diferential lock.
Drive/Steer	10 x 6 x 10.
Axle lines	5 axle lines. 3, 4 and 5 are driven steering axle lines, the 1st and 2nd are steering axle lines.
Suspension	MEGATRAK®. All wheels with independent hydropneumatic suspension and hydraulic lockout. Longitudinal and transverse level control with automatic on-highway levelling system. Range +160 mm/-120 mm.
Tyres	10 tyres, 14.00 R25.
Steering	Dual 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.
Brakes	Service brake: pneumatic dual circuit, 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.
Cab	Aluminium, 2-man-design, safety glass, driver seat with pneumatic suspension, engine-dependent hot water heater. Complete instrumentation and driving controls.
Electrical system	Tree-phase alternator 28 V/100A, 2 batteries 12 V/170 Ah. Lighting system and signals 24 V.
Optional equipment
Superstructure Options	Bi-fold swingaway, 12/21 m - with hydraulic ofset and lufng under load (5° - 40°), controlled from the crane cab. Lattice extension, 29/37 m - includes 8 m fxed, non-ofsettable sections plus 12/21 m swingaway (see above). Additional 20/26 tonnes counterweight (total counterweight 71/77 tonnes). Auxiliary hoist. Engine-independent hot water heater, with engine pre-heater.
Carrier Options	10 x 8 x 10. Transmission integrated hydraulic retarder. 10 tyres, 16.00 R25. 10 tyres, 20.5 R25 (Vehicle width 3,10 m). Folding bunk bed in carrier cab. Engine-independent hot water heater, with engine pre-heater.