Grove GMK6220-L

Mobile Crane

The Grove GMK6220-L is a robust 220 US ton all-terrain crane equipped with a six-section, 72 m (236 ft) TWIN-LOCK™ boom. It features sophisticated crane operating systems and technologies, such as independent anti-two block and load moment systems, making it suitable for a wide range of heavy lifting tasks in diverse environments.

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*Crane Specifications, Load Charts, and Crane Manuals are for reference only. Contact the crane manufacturer for manuals to operate the crane properly.

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Product Description

The GMK6220-L crane has a lifting capacity of 220 US tons, making it a powerful choice for heavy industrial and construction needs. It combines high capacity and extended reach to handle a variety of tasks efficiently.

Main Boom and Jib Configurations

This model features a 72 m (236 ft) six-section telescopic boom with TWIN-LOCK™ technology, ensuring precise and secure boom extension. The maximum tip height reaches up to 75 m (246 ft). Optional jib configurations include a 13/22 m bi-fold swingaway, and lattice extensions up to 38 m (125 ft), offering flexibility and extended reach for various lifting scenarios.

Engine and Performance

The GMK6220-L is powered by a Mercedes-Benz OM502LA engine with 571 HP, capable of producing a torque of 2700 Nm at 1080 rpm. This engine meets EUROMOT, EPA, and CARB emission standards, ensuring compliance with environmental regulations. The crane’s maximum travel speed is enhanced by an Allison automatic transmission, making it highly mobile on and off the road.

Slewing and Lifting Capabilities

It features three slewing gears with axial piston motors and a planetary gear setup, providing smooth and efficient slewing operations. The crane also includes a high-performance hoisting system with variable displacement motor and planetary gearing, suitable for various lifting speeds and weights.

Mobility and Chassis Configuration

The chassis is a special 6-axle design that provides excellent stability and mobility, especially with the MEGATRAK® suspension system that maintains all wheels in contact with the ground, adjusting to uneven surfaces. This system supports the crane’s operations by ensuring stable and safe lifts.

Additional Features

The GMK6220-L includes a fully electronic control system integrated with the LMI (Load Moment Indicator) and engine management, enhancing operational safety and efficiency. The cabin is designed for operator comfort with ergonomic controls and adjustable seating, making it conducive for long operating hours.

Overall, the Grove GMK6220-L combines powerful lifting performance with advanced technology and mobility, tailored to meet demanding lifting operations in diverse environments.