그로브 GMK 7550

This is a Grove GMK7550 all-terrain crane, a heavy-duty lifting machine produced by Manitowoc’s Grove brand. Key Specifications & Features Maximum Lifting Capacity: 450 metric tons (550 US tons) Main Boom: 5-section fully telescopic boom, ranging from 16–60 meters, equipped with TWIN-LOCK™ pinning system and MEGAFORM® profile for enhanced strength Jib Options: Lattice luffing jib available, spanning 25–79 meters, enabling a maximum lifting height of up to 135 meters Chassis: 7-axle design with all-wheel steering and MEGATRAK™ independent hydro-pneumatic suspension, delivering excellent off-road mobility and maneuverability Counterweight: 120-ton hydraulic quick-install system for fast job setup Power System: Cummins QSX15 engine (447 kW) for the superstructure, and Cummins QSB6.7 for the carrier, complying with Euro 4/US EPA Tier 4 emissions standards Optional Upgrade: MegaWingLift™ attachment, which can boost lifting capacity by approximately 50% under specific working conditions Primary Applications Wind Energy: Installation of wind turbine towers, nacelles, and blades Bridge Construction: Erection of large box girders and steel components Industrial Projects: Placement of heavy equipment in petrochemical plants, power stations, and factories High-Rise Construction: Lifting steel structures and precast concrete elements for skyscrapers