China Factory Price 250 Ton Crawler Crane, Find details about China Crane, Crawler Crane from Factory Price 250 Ton Crawler Crane
Features
1. Safety control system:
Two convenient and reliable modes of operation; Working and installation, with real-time level display, stop operation braking away from machine, electrical emergency control, anti-lightning protection, automatically walk switches, CCTV monitoring function, complete safety and supervision system;
2. Excellent operating performance:
Advanced load-sensing, limit load regulation and electrohydraulic proportional micro-speed control make each micro-movement extremely good and operation more stable;
3. Reliable function assurance:
Key components adopt famous international brands; Sufficient safety margin for structural and mechanical design; Control system can operate stably in harsh environments such as cold, high temperature, altitude and sandy conditions;
4. Convenient maintenance technology:
It takes approximately no more than 10min/person to adjust; No more than 30min/per son for dai ly maintenance; No more than 2h/person to repair. GPS remote monitoring system is optional for maintenance and management;
5. Powerful lifting capacity:
The maximum lifting capacity of boom is 50t× 3.7m=185t· M, and the max. Length of main boom is 52m;
6. Flexible configuration combination:
Free hook is optional;
7. Large-chassis design:
Track frame which can be broadened, ensuring excellent machine and job stability within the range of 360 ° Rotation;
8. Optimized transportation programs:
With the function of crawler frame telescopic function, the max. Transportation width of the whole machine is 3.36m;
9. Two counterweight configurations:
Improve the lifting capacity of medium and long boom.
Item | Unit | Parameter | |
---|---|---|---|
Max. lifting capacity | Boom | t | 250 |
Fixed jib | t | 35 | |
Tower jib | t | 52 | |
Max. lifting moment | kN.m | 13330 | |
Boom length | |||
Boom | m | 18-87 | |
Fixed jib | m | 12-36 | |
Tower jib | m | 27-57 | |
Boom elevating angle | ° | -3-83 | |
Winch single line hoisting speed(with no load,at 6th layer ) | m/min | 120 | |
Boom max. single line elevating speed(at 1st layer) | m/min | 2×23.8 | |
Tower attachment single line elevating speed(at 1st layer) | m/min | 41.8 | |
Max. swing speed | r/min | 1.22 | |
Max. travel speed | km/h | 1.0 | |
Grade-ability |
| 30% | |
Mean ground pressure | MPa | 0.1 | |
Engine output | KW | 242 | |
Total mass (with main hook block,18m boom) | t | 230 | |
Max. weight of single part in transport state | t | 55 | |
Dimension of single part(turntable) in transport state(L×W×H) | m | 12.02×3.4×3.4 |