Kobelco's CK1600G-3, CK2000G-3 and CK2750G-3 were showcased at ConExpo 2023.
Kobelco's G-3 series crawler cranes were on display at Kobelco's exhibit at ConExpo-Con/AGG.
These "Repowered" cranes have been created from end users and real jobsite experiences, incorporating transport, assembly and operator friendly concepts. Other features include boom, carbody and track side frame structures designed with ease of transport in mind. The new cab and design of the cranes add to the operator's comfort and safety.
All G-3 Series models have been re-engineered with the Isuzu Tier IV compliant engine, known for its reliability, fuel efficiency and quiet operation. Other new features of the G-3 Series include a new cab design offering improved visibility. The cab includes new features such as blue tooth and USB capabilities.
The G-3 also has been updated with a new paint scheme for a more stylish look.
Kobelco has maintained all the previous hydraulic systems, crane travel system and other components that have made Kobelco known for being an "Operator Friendly" and reliable crane .
The G-3 Series has also maintained the value-added standard features as before — large touch screen LMI, swing limiter, self-erection capabilities, fuel saving G-Modes, KCROSS Telematics, and Boom and Jib commonality with the previous models.
CK1600G-3
The CK1600G-3 has a maximum lifting capacity of 350,000 lbs. Its boom length spans from 50 to 250 ft. The maximum boom + jib combination is 90 + 40 ft. The crawler's engine is a 362-hp 2,000-rpm ISUZU four-cycle, water-cooled, direct-injection, turbo-charged model. The crawler's fuel tank holds 106 gallons.
Its main and auxiliary winches have a maximum line speed of 393 ft./min., and a rated single-line line pull of 52,500 lb/f. It travels at .81 mph, has an operating weight of 309,000 lbs., transport weight of 84,830 lbs., and 121,300 lbs. of counterweight.
CK2000G-3
The CK2000G-3 has a maximum lifting capacity of 352,800 lbs. Its nested boom length spans from 50 to 280 ft. The maximum boom + jib combination is 240 + 100 ft. The crawler's engine is a 362-hp 2,000-rpm ISUZU four-cycle, water-cooled, direct-injection, turbo-charged model. The crawler's fuel tank holds 106 gallons.
Its main and auxiliary winches have a maximum line speed of 361 ft./min., and a rated single-line line pull of 57,100 lb/f. It travels at .62 mph, has an operating weight of 439,385 lbs., transport weight of 106,715 lbs., and 165,900 lbs. of counterweight.
CK2750G-3
The CK2750G-3 has a maximum lifting capacity of 550,000 lbs. Its nested boom length spans from 50 to 300 ft. The maximum boom + jib combination is 250 + 100 ft. The crawler's engine is a 362-hp 2,000-rpm ISUZU four-cycle, water-cooled, direct-injection, turbo-charged model. The crawler's fuel tank holds 106 gallons.
Its main and auxiliary winches have a maximum line speed of 360 ft./min., and a rated single-line line pull of 56,700 lb/f. It travels at .69 mph, has an operating weight of 485,155 lbs., transport weight of 101,475 lbs., and 200,650 lbs. of counterweight.
Main Features
1. Wide Variety of Attachments
Various kinds of attachments are available ranging from standard crane configuration, including fixed jib, heavy fixed jib and luffing jib, which are most suitable for multipurpose works, including luffing jib, for the heaviest lifts. These attachments make it possible to provide the most suitable solutions in accordance with the individual jobsite requirements. Kobelco designed these cranes taking into consideration maximum compatibility with previous models, the manufacturer said.
2. Excellent Lifting Capacity
After in-depth marketing research, Kobelco positioned the G-3 models to provide enhanced lifting capacity.
3. Specification Optimization for Actual Jobsite Environment
To achieve maximum ease of operation, the specifications are optimized for the actual jobsite environment. The performance of the undercarriage has been enhanced to operate with high ground clearance and outstanding propelling performance, while minimizing the overall footprint.
The G-3 models inherited the reliable Kobelco hydraulic control system which has achieved a superior reputation for many years. In order to correspond to specific jobsite needs, a free-fall winch (optional) also is available.
4. Reliable, Operator-Friendly Cab
The cab has been re-designed for an operator-friendly environment taking into consideration comfort, ease of operation and safety. The extra-wide full front cab windows offer excellent visibility. An intuitive-designed Moment Limiter monitor makes it simple for anyone to quickly master the operation with easily understandable pictograms and a touch screen panel. Another new addition to the cab is the blue-tooth and USB capabilities.
The new G-3 series cranes lifting capacities range from 80 to 275 U.S. tons for North America. The G-3 series was newly designed, upgraded and improved from the customer's point of view with safety, reliability and efficiency in mind.
Kobelco's Cranes are renowned for smart engineering — aiming to increase versatility and flexibility with productivity boosting technical advances — from advanced winch systems to self-diagnostic multi-display monitors. All designed to give users a competitive edge and provide top performance.
This story also appears on Crane Equipment Guide.
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