• Leading performance: the boom length in full extension is 39.5m, the performance leading in 5%. The grade ability is 40%, which make the machine have good road adaptability. • The unique U boom and plug-in boom head make the load-carrying capacity more balanced, and lift more smoothly. • The unique stretch and retract technique prevents the misoperation; the stretch and retract of the boom is safer and more reliable. • The control system is optimized by 8 patents; lifting, rotation, and luffing are easy and reliable. • Six unique technologies supply the quality assurance, and make the products keep a high value. • The innovative jib system adopts embedded block, plug-in boom head and octagon jib, which has excellent lifting performance and safe and reliable lifting work. • The unique stretch and retract technique avoids the bend of the core pipe and cylinder and the break of the boom caused by misoperation, improving the safety of the operations. • Eight patent techniques ensure the smooth, high efficiency and energy conservation of the lifting, rotation, and luffing systems. • Adopt the new hydraulic motor with big torque starting point, making the secondary lifting safer. • The torque limiter adopts colorful LCD display, realizing the intelligence of the failure diagnosis. The precision is ahead of the industry. • The humanity design makes the cab and control cab more spacious, and easy to operate. • Six unique manufacturing technologies ensure the high quality. | Unit | QY25K5-I | Overall length | mm | 12300 | Overall width | mm | 2500 | Overall height | mm | 3350 | Weight | | | Total weight in travel | kg | 31750 | Front axle load | kg | 6550 | Rear axle load | kg | 25200 | Power | | | Engine model | | SC8DK280Q3 | Engine rated power | kW/(r/min) | 206/2200 | Engine rated torque | N.m/(r/min) | 1112/1400 | Travel | | | Max. travel speed | km/h | 80 | Min. turning diameter | m | 22 | Min. ground clearance | mm | 260 | Approach angle | ° | 16 | Departure angle | ° | 13 | Max. grade ability | % | 40 | Fuel consumption for 100km | L | ≈37 | Main performance | | | Max. rated total lifting capacity | t | 25 | Min. rated working radius | mm | 3000 | Turning radius at turntable tail | m | 3.065 | Max. lifting torque | kN.m | 961 | Base boom | m | 10.4 | Fully extended boom | m | 39.5 | Fully extended boom+jib | m | 47.8 | Longitudinal outrigger span | m | 5.14 | Lateral outrigger span | m | 6 | Working speed | | | Boom luffing time | s | 68 | Boom full extension time | s | 150 | Max. swing speed | r/min | 2.5 | Max. speed of main winch (single rope) (no load) | m/min | 125 | Max. speed of aux. winch (single rope) (no load) | m/min | 125 |
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