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JINGCHENG HEAVY INDUSTRY QY75E Truck Crane Mobile Crane
Product Feature
Equipped with the longest boom among like products, reliable hydraulic security device and the imported variable pump, valve and lock, and the electric proportional control system as well as the energy-efficient truck crane chassis, QY75E truck crane lifting performance outperforms its competitors. PLC control technology is applied to electrical control system and makes it much simpler, more stable, reliable and durable. Its appearance embodies the brand culture of Beijing Jingcheng Heavy Industry Co., Ltd and is the symbol of high quality.
Product Parameter
| Max. rated capacity | 75000 kg | |||||
| Max. traveling speed | 75 km/h | |||||
| Gradeability | 40% | |||||
| G.V.W. | 45930 kg | |||||
| Front axel load | 19930 kg | |||||
| Rear axle load | 26000 kg | |||||
| Min. turning radius | 12 m | |||||
| Main boom | ||||||
| Section | Five - section U | |||||
| Length fully retracted | 11.8 m | |||||
| Length fully exended | 45 m | |||||
| Telescoping speed | 135 Seconds | |||||
| Elevation speed | -2° to 81°:70 s | |||||
| Jib | Two sections articulating jib, equipped with a one - way pulley at boom end | |||||
| Length | 10 m and 18 m | |||||
| Hoisting system | Variable speed hoist with double grooved drum and anti-swing wire rope; | |||||
| Variable-displacement motor,proportionally control the speed of the hoist; | ||||||
| Main hoist is equipped with built-in normally closed brake and balance valve. | ||||||
| Line pull | 61.25 kN (6,250 kg) | |||||
| Line speed | 130 m/min at the fourth layer | |||||
| Wire rope | Diameter···20 mm | |||||
| Length···230 m | ||||||
| Outriggers | Four H-type hydraulically controlled outriggers; Independent horizontal and vertical movementcontrolled form each side of carrier and the superstructure cab. | |||||
| Each outrigger is equipped with hydraulically controlled check valve. Electronic crane level indicators. | ||||||
| Outriggers footprints | Horizontal·······7800mm | |||||
| Longitudinal·······6000mm | ||||||
| Chassis manufacturer | JCHI | |||||
| Chassis model | Overall width cab 8×4 | |||||
| Engine | ||||||
| Model | ISLe37540 (or35) | |||||
| Type | 6 cylinder in line, common rail | |||||
| Displacement | 8.9 L( Tier IV / National III ) | |||||
| Rated poer | 276 kW / 2100 r / min | |||||
| Max. torque | 1550 N·m / 1400 r / min | |||||
| Gearbox | 16 speeds forward, 2 reverse | |||||
| Slewing system | 1.7 r / min Free slewing | |||||
| Hydraulic system | ||||||
| Hydraulic pump | Tetragenous gear pump driven by engine through P.T.O | |||||
| Control valve | Multiple control valves actusted by pilot pressure with integral pressure relief valve | |||||
| Hydraulic oil tank | Capacity ：823 L | |||||
| Oil filter | Return oil filter | |||||
| Safety devices | Relief valve | |||||
| Hydraulic lock | ||||||
| Working range and load indicator | ||||||
| Overwinding auto control alarm | ||||||
| Counter balabce valve | ||||||
| Load indicator | ||||||
| Height limiter | ||||||
| Overwinding control alarm | ||||||
