Sac12000 kt all-terrain Crane adopts Special Nine-bridge chassis with self-disassembly, assembly and disassembly function, and its main arm and counterweight are equipped with self-disassembly and assembly system It can drive on the highway with outrigger, turntable, luffing cylinder and main and vice-winch. The product has a variety of operating modes, with a rich and powerful lifting operation performance.
1.Mechanical specifications
| Project | Parameter | |
| Models | SAC12000 | |
| Maximum lifting capacity | 1200t | |
| Minimum working range | 3m | |
| Maximum rotation speed | 0.8r/min | |
| Maximum climb | 36% | |
| Outrigger span | 13.8x13.8m | |
| Machine size (length x width x height) | 20900x3000x4000 mm | |
| Get on the engine | Rated power | 290/1800kW/rpm |
| Rated torque | 1850/1300N.m/rpm | |
| Get off the engine | Rated power | 480/1800kW/rpm |
| Rated torque | 2800/1300N.m/rpm | |
| Driving parameters | Maximum speed | 75km/h |
| Approach angle | 13° | |
| Leave the corner | 37° | |
| Minimum ground clearance | 281mm | |
| Speed parameters | Full extension/retraction time of lifting arm | 2200s |
| Maximum single rope speed of main hoist | 130m/min | |
| Maximum single rope speed of secondary winch | 130m/min | |
| Weight parameters | Total quality of the machine | 95000kg |
2.Mechanical characteristics
2.1Efficient construction
①The main arm is made of high strength steel plate, the maximum rated lifting capacity is 1200t, and the maximum lifting moment is 36000kn. M, Crane performance industry first
②The fully optimized elliptical main arm greatly improves the lifting capacity
③The basic arm length is 18.6 m, the full extension arm length is 102 m, lifting height industry first
2.2High Performance
①The maximum lifting weight of the fully extended arm is 25t without overloading, and 58t with overloading, which can be lifted 165t by unloading vehicle below 6.0 MW
②There is no speed limit for field transfer with main arm, 40km/h for field transfer with super-lift, 30km/h for field transfer with super-lift and support plate, and 43.5 t weight for short distance transfer
2.3High versatility
①The engine, transmission and other key components are well-known brands, power transmission system strong, efficient and reliable
②Closed-type hoist system, high efficiency, low energy loss, to achieve stepless speed change
③Configuration of four-level protection system to ensure that the hoist system is more secure and reliable
④The box-shaped frame is welded with fine grain High-strength low-alloy steel. It is light in weight, high in stiffness and has excellent torsion resistance
3.Core technology
3.1Heavy construction
①Fully equipped with ultra-lifting device, the use of tower sub-arm working conditions, equipped with a fast full-automatic expansion of the single-cylinder latch system
②The loading control room is supported by the crank arm mechanism, which has various states and makes the operation more convenient
③Main arm, counterweight and other parts with self-disassembly function, disassembly parts are equipped with a positioning mechanism, can be quickly installed, transfer flexible
3.2Strong performance
①Equipped with X-type, swing telescopic outrigger, full hydraulic drive and automatic adjustment of the level
②Original self-weight drop compensation hydraulic system, no energy loss, drop micro-motion, stability is more superior
③Unique single cylinder pin telescopic arm technology, cylinder arm pin interlock combination of mechanical, electrical and hydraulic triple protection, high reliability
